6550 lines
183 KiB
C
6550 lines
183 KiB
C
/*
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* Copyright (C) 2007 Google (Evan Stade)
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#include <math.h>
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#include <limits.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winuser.h"
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#include "wingdi.h"
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#include "wine/unicode.h"
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#define COBJMACROS
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#include "objbase.h"
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#include "ocidl.h"
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#include "olectl.h"
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#include "ole2.h"
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#include "winreg.h"
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#include "shlwapi.h"
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#include "gdiplus.h"
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#include "gdiplus_private.h"
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#include "wine/debug.h"
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#include "wine/list.h"
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WINE_DEFAULT_DEBUG_CHANNEL(gdiplus);
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/* looks-right constants */
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#define ANCHOR_WIDTH (2.0)
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#define MAX_ITERS (50)
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/* Converts angle (in degrees) to x/y coordinates */
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static void deg2xy(REAL angle, REAL x_0, REAL y_0, REAL *x, REAL *y)
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{
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REAL radAngle, hypotenuse;
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radAngle = deg2rad(angle);
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hypotenuse = 50.0; /* arbitrary */
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*x = x_0 + cos(radAngle) * hypotenuse;
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*y = y_0 + sin(radAngle) * hypotenuse;
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}
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/* Converts from gdiplus path point type to gdi path point type. */
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static BYTE convert_path_point_type(BYTE type)
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{
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BYTE ret;
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switch(type & PathPointTypePathTypeMask){
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case PathPointTypeBezier:
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ret = PT_BEZIERTO;
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break;
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case PathPointTypeLine:
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ret = PT_LINETO;
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break;
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case PathPointTypeStart:
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ret = PT_MOVETO;
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break;
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default:
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ERR("Bad point type\n");
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return 0;
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}
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if(type & PathPointTypeCloseSubpath)
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ret |= PT_CLOSEFIGURE;
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return ret;
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}
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static REAL graphics_res(GpGraphics *graphics)
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{
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if (graphics->image) return graphics->image->xres;
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else return (REAL)GetDeviceCaps(graphics->hdc, LOGPIXELSX);
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}
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static COLORREF get_gdi_brush_color(const GpBrush *brush)
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{
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ARGB argb;
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switch (brush->bt)
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{
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case BrushTypeSolidColor:
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{
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const GpSolidFill *sf = (const GpSolidFill *)brush;
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argb = sf->color;
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break;
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}
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case BrushTypeHatchFill:
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{
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const GpHatch *hatch = (const GpHatch *)brush;
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argb = hatch->forecol;
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break;
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}
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case BrushTypeLinearGradient:
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{
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const GpLineGradient *line = (const GpLineGradient *)brush;
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argb = line->startcolor;
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break;
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}
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case BrushTypePathGradient:
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{
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const GpPathGradient *grad = (const GpPathGradient *)brush;
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argb = grad->centercolor;
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break;
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}
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default:
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FIXME("unhandled brush type %d\n", brush->bt);
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argb = 0;
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break;
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}
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return ARGB2COLORREF(argb);
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}
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static HBITMAP create_hatch_bitmap(const GpHatch *hatch)
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{
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HBITMAP hbmp;
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BITMAPINFOHEADER bmih;
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DWORD *bits;
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int x, y;
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bmih.biSize = sizeof(bmih);
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bmih.biWidth = 8;
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bmih.biHeight = 8;
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bmih.biPlanes = 1;
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bmih.biBitCount = 32;
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bmih.biCompression = BI_RGB;
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bmih.biSizeImage = 0;
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hbmp = CreateDIBSection(0, (BITMAPINFO *)&bmih, DIB_RGB_COLORS, (void **)&bits, NULL, 0);
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if (hbmp)
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{
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const char *hatch_data;
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if (get_hatch_data(hatch->hatchstyle, &hatch_data) == Ok)
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{
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for (y = 0; y < 8; y++)
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{
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for (x = 0; x < 8; x++)
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{
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if (hatch_data[y] & (0x80 >> x))
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bits[y * 8 + x] = hatch->forecol;
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else
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bits[y * 8 + x] = hatch->backcol;
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}
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}
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}
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else
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{
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FIXME("Unimplemented hatch style %d\n", hatch->hatchstyle);
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for (y = 0; y < 64; y++)
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bits[y] = hatch->forecol;
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}
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}
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return hbmp;
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}
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static GpStatus create_gdi_logbrush(const GpBrush *brush, LOGBRUSH *lb)
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{
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switch (brush->bt)
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{
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case BrushTypeSolidColor:
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{
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const GpSolidFill *sf = (const GpSolidFill *)brush;
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lb->lbStyle = BS_SOLID;
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lb->lbColor = ARGB2COLORREF(sf->color);
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lb->lbHatch = 0;
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return Ok;
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}
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case BrushTypeHatchFill:
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{
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const GpHatch *hatch = (const GpHatch *)brush;
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HBITMAP hbmp;
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hbmp = create_hatch_bitmap(hatch);
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if (!hbmp) return OutOfMemory;
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lb->lbStyle = BS_PATTERN;
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lb->lbColor = 0;
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lb->lbHatch = (ULONG_PTR)hbmp;
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return Ok;
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}
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default:
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FIXME("unhandled brush type %d\n", brush->bt);
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lb->lbStyle = BS_SOLID;
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lb->lbColor = get_gdi_brush_color(brush);
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lb->lbHatch = 0;
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return Ok;
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}
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}
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static GpStatus free_gdi_logbrush(LOGBRUSH *lb)
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{
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switch (lb->lbStyle)
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{
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case BS_PATTERN:
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DeleteObject((HGDIOBJ)(ULONG_PTR)lb->lbHatch);
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break;
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}
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return Ok;
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}
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static HBRUSH create_gdi_brush(const GpBrush *brush)
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{
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LOGBRUSH lb;
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HBRUSH gdibrush;
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if (create_gdi_logbrush(brush, &lb) != Ok) return 0;
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gdibrush = CreateBrushIndirect(&lb);
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free_gdi_logbrush(&lb);
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return gdibrush;
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}
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static INT prepare_dc(GpGraphics *graphics, GpPen *pen)
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{
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LOGBRUSH lb;
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HPEN gdipen;
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REAL width;
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INT save_state, i, numdashes;
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GpPointF pt[2];
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DWORD dash_array[MAX_DASHLEN];
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save_state = SaveDC(graphics->hdc);
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EndPath(graphics->hdc);
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if(pen->unit == UnitPixel){
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width = pen->width;
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}
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else{
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/* Get an estimate for the amount the pen width is affected by the world
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* transform. (This is similar to what some of the wine drivers do.) */
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pt[0].X = 0.0;
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pt[0].Y = 0.0;
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pt[1].X = 1.0;
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pt[1].Y = 1.0;
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GdipTransformMatrixPoints(graphics->worldtrans, pt, 2);
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width = sqrt((pt[1].X - pt[0].X) * (pt[1].X - pt[0].X) +
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(pt[1].Y - pt[0].Y) * (pt[1].Y - pt[0].Y)) / sqrt(2.0);
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width *= pen->width * convert_unit(graphics_res(graphics),
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pen->unit == UnitWorld ? graphics->unit : pen->unit);
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}
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if(pen->dash == DashStyleCustom){
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numdashes = min(pen->numdashes, MAX_DASHLEN);
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TRACE("dashes are: ");
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for(i = 0; i < numdashes; i++){
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dash_array[i] = roundr(width * pen->dashes[i]);
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TRACE("%d, ", dash_array[i]);
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}
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TRACE("\n and the pen style is %x\n", pen->style);
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create_gdi_logbrush(pen->brush, &lb);
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gdipen = ExtCreatePen(pen->style, roundr(width), &lb,
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numdashes, dash_array);
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free_gdi_logbrush(&lb);
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}
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else
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{
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create_gdi_logbrush(pen->brush, &lb);
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gdipen = ExtCreatePen(pen->style, roundr(width), &lb, 0, NULL);
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free_gdi_logbrush(&lb);
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}
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SelectObject(graphics->hdc, gdipen);
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return save_state;
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}
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static void restore_dc(GpGraphics *graphics, INT state)
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{
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DeleteObject(SelectObject(graphics->hdc, GetStockObject(NULL_PEN)));
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RestoreDC(graphics->hdc, state);
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}
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static GpStatus get_graphics_transform(GpGraphics *graphics, GpCoordinateSpace dst_space,
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GpCoordinateSpace src_space, GpMatrix **matrix);
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/* This helper applies all the changes that the points listed in ptf need in
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* order to be drawn on the device context. In the end, this should include at
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* least:
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* -scaling by page unit
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* -applying world transformation
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* -converting from float to int
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* Native gdiplus uses gdi32 to do all this (via SetMapMode, SetViewportExtEx,
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* SetWindowExtEx, SetWorldTransform, etc.) but we cannot because we are using
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* gdi to draw, and these functions would irreparably mess with line widths.
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*/
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static void transform_and_round_points(GpGraphics *graphics, POINT *pti,
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GpPointF *ptf, INT count)
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{
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REAL unitscale;
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GpMatrix *matrix;
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int i;
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unitscale = convert_unit(graphics_res(graphics), graphics->unit);
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/* apply page scale */
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if(graphics->unit != UnitDisplay)
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unitscale *= graphics->scale;
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GdipCloneMatrix(graphics->worldtrans, &matrix);
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GdipScaleMatrix(matrix, unitscale, unitscale, MatrixOrderAppend);
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GdipTransformMatrixPoints(matrix, ptf, count);
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GdipDeleteMatrix(matrix);
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for(i = 0; i < count; i++){
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pti[i].x = roundr(ptf[i].X);
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pti[i].y = roundr(ptf[i].Y);
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}
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}
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static void gdi_alpha_blend(GpGraphics *graphics, INT dst_x, INT dst_y, INT dst_width, INT dst_height,
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HDC hdc, INT src_x, INT src_y, INT src_width, INT src_height)
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{
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if (GetDeviceCaps(graphics->hdc, SHADEBLENDCAPS) == SB_NONE)
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{
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TRACE("alpha blending not supported by device, fallback to StretchBlt\n");
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StretchBlt(graphics->hdc, dst_x, dst_y, dst_width, dst_height,
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hdc, src_x, src_y, src_width, src_height, SRCCOPY);
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}
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else
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{
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BLENDFUNCTION bf;
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bf.BlendOp = AC_SRC_OVER;
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bf.BlendFlags = 0;
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bf.SourceConstantAlpha = 255;
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bf.AlphaFormat = AC_SRC_ALPHA;
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GdiAlphaBlend(graphics->hdc, dst_x, dst_y, dst_width, dst_height,
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hdc, src_x, src_y, src_width, src_height, bf);
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}
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}
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/* Draw non-premultiplied ARGB data to the given graphics object */
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static GpStatus alpha_blend_pixels(GpGraphics *graphics, INT dst_x, INT dst_y,
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const BYTE *src, INT src_width, INT src_height, INT src_stride)
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{
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if (graphics->image && graphics->image->type == ImageTypeBitmap)
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{
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GpBitmap *dst_bitmap = (GpBitmap*)graphics->image;
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INT x, y;
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for (x=0; x<src_width; x++)
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{
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for (y=0; y<src_height; y++)
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{
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ARGB dst_color, src_color;
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GdipBitmapGetPixel(dst_bitmap, x+dst_x, y+dst_y, &dst_color);
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src_color = ((ARGB*)(src + src_stride * y))[x];
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GdipBitmapSetPixel(dst_bitmap, x+dst_x, y+dst_y, color_over(dst_color, src_color));
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}
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}
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return Ok;
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}
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else if (graphics->image && graphics->image->type == ImageTypeMetafile)
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{
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ERR("This should not be used for metafiles; fix caller\n");
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return NotImplemented;
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}
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else
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{
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HDC hdc;
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HBITMAP hbitmap;
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BITMAPINFOHEADER bih;
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BYTE *temp_bits;
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hdc = CreateCompatibleDC(0);
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bih.biSize = sizeof(BITMAPINFOHEADER);
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bih.biWidth = src_width;
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bih.biHeight = -src_height;
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bih.biPlanes = 1;
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bih.biBitCount = 32;
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bih.biCompression = BI_RGB;
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bih.biSizeImage = 0;
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bih.biXPelsPerMeter = 0;
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bih.biYPelsPerMeter = 0;
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bih.biClrUsed = 0;
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bih.biClrImportant = 0;
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hbitmap = CreateDIBSection(hdc, (BITMAPINFO*)&bih, DIB_RGB_COLORS,
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(void**)&temp_bits, NULL, 0);
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convert_32bppARGB_to_32bppPARGB(src_width, src_height, temp_bits,
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4 * src_width, src, src_stride);
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SelectObject(hdc, hbitmap);
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gdi_alpha_blend(graphics, dst_x, dst_y, src_width, src_height,
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hdc, 0, 0, src_width, src_height);
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DeleteDC(hdc);
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DeleteObject(hbitmap);
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return Ok;
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}
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}
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static GpStatus alpha_blend_pixels_hrgn(GpGraphics *graphics, INT dst_x, INT dst_y,
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const BYTE *src, INT src_width, INT src_height, INT src_stride, HRGN hregion)
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{
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GpStatus stat=Ok;
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if (graphics->image && graphics->image->type == ImageTypeBitmap)
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{
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int i, size;
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RGNDATA *rgndata;
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RECT *rects;
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size = GetRegionData(hregion, 0, NULL);
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rgndata = GdipAlloc(size);
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if (!rgndata)
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return OutOfMemory;
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GetRegionData(hregion, size, rgndata);
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rects = (RECT*)&rgndata->Buffer;
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for (i=0; stat == Ok && i<rgndata->rdh.nCount; i++)
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{
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stat = alpha_blend_pixels(graphics, rects[i].left, rects[i].top,
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&src[(rects[i].left - dst_x) * 4 + (rects[i].top - dst_y) * src_stride],
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rects[i].right - rects[i].left, rects[i].bottom - rects[i].top,
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src_stride);
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}
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GdipFree(rgndata);
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return stat;
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}
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else if (graphics->image && graphics->image->type == ImageTypeMetafile)
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{
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ERR("This should not be used for metafiles; fix caller\n");
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return NotImplemented;
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}
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else
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{
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int save;
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save = SaveDC(graphics->hdc);
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ExtSelectClipRgn(graphics->hdc, hregion, RGN_AND);
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stat = alpha_blend_pixels(graphics, dst_x, dst_y, src, src_width,
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src_height, src_stride);
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RestoreDC(graphics->hdc, save);
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return stat;
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}
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}
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static ARGB blend_colors(ARGB start, ARGB end, REAL position)
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{
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ARGB result=0;
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ARGB i;
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INT a1, a2, a3;
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a1 = (start >> 24) & 0xff;
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a2 = (end >> 24) & 0xff;
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a3 = (int)(a1*(1.0f - position)+a2*(position));
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result |= a3 << 24;
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for (i=0xff; i<=0xff0000; i = i << 8)
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result |= (int)((start&i)*(1.0f - position)+(end&i)*(position))&i;
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return result;
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}
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|
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static ARGB blend_line_gradient(GpLineGradient* brush, REAL position)
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{
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REAL blendfac;
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|
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/* clamp to between 0.0 and 1.0, using the wrap mode */
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if (brush->wrap == WrapModeTile)
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{
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position = fmodf(position, 1.0f);
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if (position < 0.0f) position += 1.0f;
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}
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else /* WrapModeFlip* */
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{
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position = fmodf(position, 2.0f);
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if (position < 0.0f) position += 2.0f;
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if (position > 1.0f) position = 2.0f - position;
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}
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|
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if (brush->blendcount == 1)
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blendfac = position;
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else
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{
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int i=1;
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REAL left_blendpos, left_blendfac, right_blendpos, right_blendfac;
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REAL range;
|
|
|
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/* locate the blend positions surrounding this position */
|
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while (position > brush->blendpos[i])
|
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i++;
|
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|
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/* interpolate between the blend positions */
|
|
left_blendpos = brush->blendpos[i-1];
|
|
left_blendfac = brush->blendfac[i-1];
|
|
right_blendpos = brush->blendpos[i];
|
|
right_blendfac = brush->blendfac[i];
|
|
range = right_blendpos - left_blendpos;
|
|
blendfac = (left_blendfac * (right_blendpos - position) +
|
|
right_blendfac * (position - left_blendpos)) / range;
|
|
}
|
|
|
|
if (brush->pblendcount == 0)
|
|
return blend_colors(brush->startcolor, brush->endcolor, blendfac);
|
|
else
|
|
{
|
|
int i=1;
|
|
ARGB left_blendcolor, right_blendcolor;
|
|
REAL left_blendpos, right_blendpos;
|
|
|
|
/* locate the blend colors surrounding this position */
|
|
while (blendfac > brush->pblendpos[i])
|
|
i++;
|
|
|
|
/* interpolate between the blend colors */
|
|
left_blendpos = brush->pblendpos[i-1];
|
|
left_blendcolor = brush->pblendcolor[i-1];
|
|
right_blendpos = brush->pblendpos[i];
|
|
right_blendcolor = brush->pblendcolor[i];
|
|
blendfac = (blendfac - left_blendpos) / (right_blendpos - left_blendpos);
|
|
return blend_colors(left_blendcolor, right_blendcolor, blendfac);
|
|
}
|
|
}
|
|
|
|
static ARGB transform_color(ARGB color, const ColorMatrix *matrix)
|
|
{
|
|
REAL val[5], res[4];
|
|
int i, j;
|
|
unsigned char a, r, g, b;
|
|
|
|
val[0] = ((color >> 16) & 0xff) / 255.0; /* red */
|
|
val[1] = ((color >> 8) & 0xff) / 255.0; /* green */
|
|
val[2] = (color & 0xff) / 255.0; /* blue */
|
|
val[3] = ((color >> 24) & 0xff) / 255.0; /* alpha */
|
|
val[4] = 1.0; /* translation */
|
|
|
|
for (i=0; i<4; i++)
|
|
{
|
|
res[i] = 0.0;
|
|
|
|
for (j=0; j<5; j++)
|
|
res[i] += matrix->m[j][i] * val[j];
|
|
}
|
|
|
|
a = min(max(floorf(res[3]*255.0), 0.0), 255.0);
|
|
r = min(max(floorf(res[0]*255.0), 0.0), 255.0);
|
|
g = min(max(floorf(res[1]*255.0), 0.0), 255.0);
|
|
b = min(max(floorf(res[2]*255.0), 0.0), 255.0);
|
|
|
|
return (a << 24) | (r << 16) | (g << 8) | b;
|
|
}
|
|
|
|
static int color_is_gray(ARGB color)
|
|
{
|
|
unsigned char r, g, b;
|
|
|
|
r = (color >> 16) & 0xff;
|
|
g = (color >> 8) & 0xff;
|
|
b = color & 0xff;
|
|
|
|
return (r == g) && (g == b);
|
|
}
|
|
|
|
static void apply_image_attributes(const GpImageAttributes *attributes, LPBYTE data,
|
|
UINT width, UINT height, INT stride, ColorAdjustType type)
|
|
{
|
|
UINT x, y, i;
|
|
|
|
if (attributes->colorkeys[type].enabled ||
|
|
attributes->colorkeys[ColorAdjustTypeDefault].enabled)
|
|
{
|
|
const struct color_key *key;
|
|
BYTE min_blue, min_green, min_red;
|
|
BYTE max_blue, max_green, max_red;
|
|
|
|
if (attributes->colorkeys[type].enabled)
|
|
key = &attributes->colorkeys[type];
|
|
else
|
|
key = &attributes->colorkeys[ColorAdjustTypeDefault];
|
|
|
|
min_blue = key->low&0xff;
|
|
min_green = (key->low>>8)&0xff;
|
|
min_red = (key->low>>16)&0xff;
|
|
|
|
max_blue = key->high&0xff;
|
|
max_green = (key->high>>8)&0xff;
|
|
max_red = (key->high>>16)&0xff;
|
|
|
|
for (x=0; x<width; x++)
|
|
for (y=0; y<height; y++)
|
|
{
|
|
ARGB *src_color;
|
|
BYTE blue, green, red;
|
|
src_color = (ARGB*)(data + stride * y + sizeof(ARGB) * x);
|
|
blue = *src_color&0xff;
|
|
green = (*src_color>>8)&0xff;
|
|
red = (*src_color>>16)&0xff;
|
|
if (blue >= min_blue && green >= min_green && red >= min_red &&
|
|
blue <= max_blue && green <= max_green && red <= max_red)
|
|
*src_color = 0x00000000;
|
|
}
|
|
}
|
|
|
|
if (attributes->colorremaptables[type].enabled ||
|
|
attributes->colorremaptables[ColorAdjustTypeDefault].enabled)
|
|
{
|
|
const struct color_remap_table *table;
|
|
|
|
if (attributes->colorremaptables[type].enabled)
|
|
table = &attributes->colorremaptables[type];
|
|
else
|
|
table = &attributes->colorremaptables[ColorAdjustTypeDefault];
|
|
|
|
for (x=0; x<width; x++)
|
|
for (y=0; y<height; y++)
|
|
{
|
|
ARGB *src_color;
|
|
src_color = (ARGB*)(data + stride * y + sizeof(ARGB) * x);
|
|
for (i=0; i<table->mapsize; i++)
|
|
{
|
|
if (*src_color == table->colormap[i].oldColor.Argb)
|
|
{
|
|
*src_color = table->colormap[i].newColor.Argb;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (attributes->colormatrices[type].enabled ||
|
|
attributes->colormatrices[ColorAdjustTypeDefault].enabled)
|
|
{
|
|
const struct color_matrix *colormatrices;
|
|
|
|
if (attributes->colormatrices[type].enabled)
|
|
colormatrices = &attributes->colormatrices[type];
|
|
else
|
|
colormatrices = &attributes->colormatrices[ColorAdjustTypeDefault];
|
|
|
|
for (x=0; x<width; x++)
|
|
for (y=0; y<height; y++)
|
|
{
|
|
ARGB *src_color;
|
|
src_color = (ARGB*)(data + stride * y + sizeof(ARGB) * x);
|
|
|
|
if (colormatrices->flags == ColorMatrixFlagsDefault ||
|
|
!color_is_gray(*src_color))
|
|
{
|
|
*src_color = transform_color(*src_color, &colormatrices->colormatrix);
|
|
}
|
|
else if (colormatrices->flags == ColorMatrixFlagsAltGray)
|
|
{
|
|
*src_color = transform_color(*src_color, &colormatrices->graymatrix);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (attributes->gamma_enabled[type] ||
|
|
attributes->gamma_enabled[ColorAdjustTypeDefault])
|
|
{
|
|
REAL gamma;
|
|
|
|
if (attributes->gamma_enabled[type])
|
|
gamma = attributes->gamma[type];
|
|
else
|
|
gamma = attributes->gamma[ColorAdjustTypeDefault];
|
|
|
|
for (x=0; x<width; x++)
|
|
for (y=0; y<height; y++)
|
|
{
|
|
ARGB *src_color;
|
|
BYTE blue, green, red;
|
|
src_color = (ARGB*)(data + stride * y + sizeof(ARGB) * x);
|
|
|
|
blue = *src_color&0xff;
|
|
green = (*src_color>>8)&0xff;
|
|
red = (*src_color>>16)&0xff;
|
|
|
|
/* FIXME: We should probably use a table for this. */
|
|
blue = floorf(powf(blue / 255.0, gamma) * 255.0);
|
|
green = floorf(powf(green / 255.0, gamma) * 255.0);
|
|
red = floorf(powf(red / 255.0, gamma) * 255.0);
|
|
|
|
*src_color = (*src_color & 0xff000000) | (red << 16) | (green << 8) | blue;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Given a bitmap and its source rectangle, find the smallest rectangle in the
|
|
* bitmap that contains all the pixels we may need to draw it. */
|
|
static void get_bitmap_sample_size(InterpolationMode interpolation, WrapMode wrap,
|
|
GpBitmap* bitmap, REAL srcx, REAL srcy, REAL srcwidth, REAL srcheight,
|
|
GpRect *rect)
|
|
{
|
|
INT left, top, right, bottom;
|
|
|
|
switch (interpolation)
|
|
{
|
|
case InterpolationModeHighQualityBilinear:
|
|
case InterpolationModeHighQualityBicubic:
|
|
/* FIXME: Include a greater range for the prefilter? */
|
|
case InterpolationModeBicubic:
|
|
case InterpolationModeBilinear:
|
|
left = (INT)(floorf(srcx));
|
|
top = (INT)(floorf(srcy));
|
|
right = (INT)(ceilf(srcx+srcwidth));
|
|
bottom = (INT)(ceilf(srcy+srcheight));
|
|
break;
|
|
case InterpolationModeNearestNeighbor:
|
|
default:
|
|
left = roundr(srcx);
|
|
top = roundr(srcy);
|
|
right = roundr(srcx+srcwidth);
|
|
bottom = roundr(srcy+srcheight);
|
|
break;
|
|
}
|
|
|
|
if (wrap == WrapModeClamp)
|
|
{
|
|
if (left < 0)
|
|
left = 0;
|
|
if (top < 0)
|
|
top = 0;
|
|
if (right >= bitmap->width)
|
|
right = bitmap->width-1;
|
|
if (bottom >= bitmap->height)
|
|
bottom = bitmap->height-1;
|
|
}
|
|
else
|
|
{
|
|
/* In some cases we can make the rectangle smaller here, but the logic
|
|
* is hard to get right, and tiling suggests we're likely to use the
|
|
* entire source image. */
|
|
if (left < 0 || right >= bitmap->width)
|
|
{
|
|
left = 0;
|
|
right = bitmap->width-1;
|
|
}
|
|
|
|
if (top < 0 || bottom >= bitmap->height)
|
|
{
|
|
top = 0;
|
|
bottom = bitmap->height-1;
|
|
}
|
|
}
|
|
|
|
rect->X = left;
|
|
rect->Y = top;
|
|
rect->Width = right - left + 1;
|
|
rect->Height = bottom - top + 1;
|
|
}
|
|
|
|
static ARGB sample_bitmap_pixel(GDIPCONST GpRect *src_rect, LPBYTE bits, UINT width,
|
|
UINT height, INT x, INT y, GDIPCONST GpImageAttributes *attributes)
|
|
{
|
|
if (attributes->wrap == WrapModeClamp)
|
|
{
|
|
if (x < 0 || y < 0 || x >= width || y >= height)
|
|
return attributes->outside_color;
|
|
}
|
|
else
|
|
{
|
|
/* Tiling. Make sure co-ordinates are positive as it simplifies the math. */
|
|
if (x < 0)
|
|
x = width*2 + x % (width * 2);
|
|
if (y < 0)
|
|
y = height*2 + y % (height * 2);
|
|
|
|
if ((attributes->wrap & 1) == 1)
|
|
{
|
|
/* Flip X */
|
|
if ((x / width) % 2 == 0)
|
|
x = x % width;
|
|
else
|
|
x = width - 1 - x % width;
|
|
}
|
|
else
|
|
x = x % width;
|
|
|
|
if ((attributes->wrap & 2) == 2)
|
|
{
|
|
/* Flip Y */
|
|
if ((y / height) % 2 == 0)
|
|
y = y % height;
|
|
else
|
|
y = height - 1 - y % height;
|
|
}
|
|
else
|
|
y = y % height;
|
|
}
|
|
|
|
if (x < src_rect->X || y < src_rect->Y || x >= src_rect->X + src_rect->Width || y >= src_rect->Y + src_rect->Height)
|
|
{
|
|
ERR("out of range pixel requested\n");
|
|
return 0xffcd0084;
|
|
}
|
|
|
|
return ((DWORD*)(bits))[(x - src_rect->X) + (y - src_rect->Y) * src_rect->Width];
|
|
}
|
|
|
|
static ARGB resample_bitmap_pixel(GDIPCONST GpRect *src_rect, LPBYTE bits, UINT width,
|
|
UINT height, GpPointF *point, GDIPCONST GpImageAttributes *attributes,
|
|
InterpolationMode interpolation)
|
|
{
|
|
static int fixme;
|
|
|
|
switch (interpolation)
|
|
{
|
|
default:
|
|
if (!fixme++)
|
|
FIXME("Unimplemented interpolation %i\n", interpolation);
|
|
/* fall-through */
|
|
case InterpolationModeBilinear:
|
|
{
|
|
REAL leftxf, topyf;
|
|
INT leftx, rightx, topy, bottomy;
|
|
ARGB topleft, topright, bottomleft, bottomright;
|
|
ARGB top, bottom;
|
|
float x_offset;
|
|
|
|
leftxf = floorf(point->X);
|
|
leftx = (INT)leftxf;
|
|
rightx = (INT)ceilf(point->X);
|
|
topyf = floorf(point->Y);
|
|
topy = (INT)topyf;
|
|
bottomy = (INT)ceilf(point->Y);
|
|
|
|
if (leftx == rightx && topy == bottomy)
|
|
return sample_bitmap_pixel(src_rect, bits, width, height,
|
|
leftx, topy, attributes);
|
|
|
|
topleft = sample_bitmap_pixel(src_rect, bits, width, height,
|
|
leftx, topy, attributes);
|
|
topright = sample_bitmap_pixel(src_rect, bits, width, height,
|
|
rightx, topy, attributes);
|
|
bottomleft = sample_bitmap_pixel(src_rect, bits, width, height,
|
|
leftx, bottomy, attributes);
|
|
bottomright = sample_bitmap_pixel(src_rect, bits, width, height,
|
|
rightx, bottomy, attributes);
|
|
|
|
x_offset = point->X - leftxf;
|
|
top = blend_colors(topleft, topright, x_offset);
|
|
bottom = blend_colors(bottomleft, bottomright, x_offset);
|
|
|
|
return blend_colors(top, bottom, point->Y - topyf);
|
|
}
|
|
case InterpolationModeNearestNeighbor:
|
|
return sample_bitmap_pixel(src_rect, bits, width, height,
|
|
roundr(point->X), roundr(point->Y), attributes);
|
|
}
|
|
}
|
|
|
|
static REAL intersect_line_scanline(const GpPointF *p1, const GpPointF *p2, REAL y)
|
|
{
|
|
return (p1->X - p2->X) * (p2->Y - y) / (p2->Y - p1->Y) + p2->X;
|
|
}
|
|
|
|
static INT brush_can_fill_path(GpBrush *brush)
|
|
{
|
|
switch (brush->bt)
|
|
{
|
|
case BrushTypeSolidColor:
|
|
return 1;
|
|
case BrushTypeHatchFill:
|
|
{
|
|
GpHatch *hatch = (GpHatch*)brush;
|
|
return ((hatch->forecol & 0xff000000) == 0xff000000) &&
|
|
((hatch->backcol & 0xff000000) == 0xff000000);
|
|
}
|
|
case BrushTypeLinearGradient:
|
|
case BrushTypeTextureFill:
|
|
/* Gdi32 isn't much help with these, so we should use brush_fill_pixels instead. */
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static void brush_fill_path(GpGraphics *graphics, GpBrush* brush)
|
|
{
|
|
switch (brush->bt)
|
|
{
|
|
case BrushTypeSolidColor:
|
|
{
|
|
GpSolidFill *fill = (GpSolidFill*)brush;
|
|
HBITMAP bmp = ARGB2BMP(fill->color);
|
|
|
|
if (bmp)
|
|
{
|
|
RECT rc;
|
|
/* partially transparent fill */
|
|
|
|
SelectClipPath(graphics->hdc, RGN_AND);
|
|
if (GetClipBox(graphics->hdc, &rc) != NULLREGION)
|
|
{
|
|
HDC hdc = CreateCompatibleDC(NULL);
|
|
|
|
if (!hdc) break;
|
|
|
|
SelectObject(hdc, bmp);
|
|
gdi_alpha_blend(graphics, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top,
|
|
hdc, 0, 0, 1, 1);
|
|
DeleteDC(hdc);
|
|
}
|
|
|
|
DeleteObject(bmp);
|
|
break;
|
|
}
|
|
/* else fall through */
|
|
}
|
|
default:
|
|
{
|
|
HBRUSH gdibrush, old_brush;
|
|
|
|
gdibrush = create_gdi_brush(brush);
|
|
if (!gdibrush) return;
|
|
|
|
old_brush = SelectObject(graphics->hdc, gdibrush);
|
|
FillPath(graphics->hdc);
|
|
SelectObject(graphics->hdc, old_brush);
|
|
DeleteObject(gdibrush);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static INT brush_can_fill_pixels(GpBrush *brush)
|
|
{
|
|
switch (brush->bt)
|
|
{
|
|
case BrushTypeSolidColor:
|
|
case BrushTypeHatchFill:
|
|
case BrushTypeLinearGradient:
|
|
case BrushTypeTextureFill:
|
|
case BrushTypePathGradient:
|
|
return 1;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static GpStatus brush_fill_pixels(GpGraphics *graphics, GpBrush *brush,
|
|
DWORD *argb_pixels, GpRect *fill_area, UINT cdwStride)
|
|
{
|
|
switch (brush->bt)
|
|
{
|
|
case BrushTypeSolidColor:
|
|
{
|
|
int x, y;
|
|
GpSolidFill *fill = (GpSolidFill*)brush;
|
|
for (x=0; x<fill_area->Width; x++)
|
|
for (y=0; y<fill_area->Height; y++)
|
|
argb_pixels[x + y*cdwStride] = fill->color;
|
|
return Ok;
|
|
}
|
|
case BrushTypeHatchFill:
|
|
{
|
|
int x, y;
|
|
GpHatch *fill = (GpHatch*)brush;
|
|
const char *hatch_data;
|
|
|
|
if (get_hatch_data(fill->hatchstyle, &hatch_data) != Ok)
|
|
return NotImplemented;
|
|
|
|
for (x=0; x<fill_area->Width; x++)
|
|
for (y=0; y<fill_area->Height; y++)
|
|
{
|
|
int hx, hy;
|
|
|
|
/* FIXME: Account for the rendering origin */
|
|
hx = (x + fill_area->X) % 8;
|
|
hy = (y + fill_area->Y) % 8;
|
|
|
|
if ((hatch_data[7-hy] & (0x80 >> hx)) != 0)
|
|
argb_pixels[x + y*cdwStride] = fill->forecol;
|
|
else
|
|
argb_pixels[x + y*cdwStride] = fill->backcol;
|
|
}
|
|
|
|
return Ok;
|
|
}
|
|
case BrushTypeLinearGradient:
|
|
{
|
|
GpLineGradient *fill = (GpLineGradient*)brush;
|
|
GpPointF draw_points[3], line_points[3];
|
|
GpStatus stat;
|
|
static const GpRectF box_1 = { 0.0, 0.0, 1.0, 1.0 };
|
|
GpMatrix *world_to_gradient; /* FIXME: Store this in the brush? */
|
|
int x, y;
|
|
|
|
draw_points[0].X = fill_area->X;
|
|
draw_points[0].Y = fill_area->Y;
|
|
draw_points[1].X = fill_area->X+1;
|
|
draw_points[1].Y = fill_area->Y;
|
|
draw_points[2].X = fill_area->X;
|
|
draw_points[2].Y = fill_area->Y+1;
|
|
|
|
/* Transform the points to a co-ordinate space where X is the point's
|
|
* position in the gradient, 0.0 being the start point and 1.0 the
|
|
* end point. */
|
|
stat = GdipTransformPoints(graphics, CoordinateSpaceWorld,
|
|
CoordinateSpaceDevice, draw_points, 3);
|
|
|
|
if (stat == Ok)
|
|
{
|
|
line_points[0] = fill->startpoint;
|
|
line_points[1] = fill->endpoint;
|
|
line_points[2].X = fill->startpoint.X + (fill->startpoint.Y - fill->endpoint.Y);
|
|
line_points[2].Y = fill->startpoint.Y + (fill->endpoint.X - fill->startpoint.X);
|
|
|
|
stat = GdipCreateMatrix3(&box_1, line_points, &world_to_gradient);
|
|
}
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipInvertMatrix(world_to_gradient);
|
|
|
|
if (stat == Ok)
|
|
stat = GdipTransformMatrixPoints(world_to_gradient, draw_points, 3);
|
|
|
|
GdipDeleteMatrix(world_to_gradient);
|
|
}
|
|
|
|
if (stat == Ok)
|
|
{
|
|
REAL x_delta = draw_points[1].X - draw_points[0].X;
|
|
REAL y_delta = draw_points[2].X - draw_points[0].X;
|
|
|
|
for (y=0; y<fill_area->Height; y++)
|
|
{
|
|
for (x=0; x<fill_area->Width; x++)
|
|
{
|
|
REAL pos = draw_points[0].X + x * x_delta + y * y_delta;
|
|
|
|
argb_pixels[x + y*cdwStride] = blend_line_gradient(fill, pos);
|
|
}
|
|
}
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
case BrushTypeTextureFill:
|
|
{
|
|
GpTexture *fill = (GpTexture*)brush;
|
|
GpPointF draw_points[3];
|
|
GpStatus stat;
|
|
GpMatrix *world_to_texture;
|
|
int x, y;
|
|
GpBitmap *bitmap;
|
|
int src_stride;
|
|
GpRect src_area;
|
|
|
|
if (fill->image->type != ImageTypeBitmap)
|
|
{
|
|
FIXME("metafile texture brushes not implemented\n");
|
|
return NotImplemented;
|
|
}
|
|
|
|
bitmap = (GpBitmap*)fill->image;
|
|
src_stride = sizeof(ARGB) * bitmap->width;
|
|
|
|
src_area.X = src_area.Y = 0;
|
|
src_area.Width = bitmap->width;
|
|
src_area.Height = bitmap->height;
|
|
|
|
draw_points[0].X = fill_area->X;
|
|
draw_points[0].Y = fill_area->Y;
|
|
draw_points[1].X = fill_area->X+1;
|
|
draw_points[1].Y = fill_area->Y;
|
|
draw_points[2].X = fill_area->X;
|
|
draw_points[2].Y = fill_area->Y+1;
|
|
|
|
/* Transform the points to the co-ordinate space of the bitmap. */
|
|
stat = GdipTransformPoints(graphics, CoordinateSpaceWorld,
|
|
CoordinateSpaceDevice, draw_points, 3);
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipCloneMatrix(fill->transform, &world_to_texture);
|
|
}
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipInvertMatrix(world_to_texture);
|
|
|
|
if (stat == Ok)
|
|
stat = GdipTransformMatrixPoints(world_to_texture, draw_points, 3);
|
|
|
|
GdipDeleteMatrix(world_to_texture);
|
|
}
|
|
|
|
if (stat == Ok && !fill->bitmap_bits)
|
|
{
|
|
BitmapData lockeddata;
|
|
|
|
fill->bitmap_bits = GdipAlloc(sizeof(ARGB) * bitmap->width * bitmap->height);
|
|
if (!fill->bitmap_bits)
|
|
stat = OutOfMemory;
|
|
|
|
if (stat == Ok)
|
|
{
|
|
lockeddata.Width = bitmap->width;
|
|
lockeddata.Height = bitmap->height;
|
|
lockeddata.Stride = src_stride;
|
|
lockeddata.PixelFormat = PixelFormat32bppARGB;
|
|
lockeddata.Scan0 = fill->bitmap_bits;
|
|
|
|
stat = GdipBitmapLockBits(bitmap, &src_area, ImageLockModeRead|ImageLockModeUserInputBuf,
|
|
PixelFormat32bppARGB, &lockeddata);
|
|
}
|
|
|
|
if (stat == Ok)
|
|
stat = GdipBitmapUnlockBits(bitmap, &lockeddata);
|
|
|
|
if (stat == Ok)
|
|
apply_image_attributes(fill->imageattributes, fill->bitmap_bits,
|
|
bitmap->width, bitmap->height,
|
|
src_stride, ColorAdjustTypeBitmap);
|
|
|
|
if (stat != Ok)
|
|
{
|
|
GdipFree(fill->bitmap_bits);
|
|
fill->bitmap_bits = NULL;
|
|
}
|
|
}
|
|
|
|
if (stat == Ok)
|
|
{
|
|
REAL x_dx = draw_points[1].X - draw_points[0].X;
|
|
REAL x_dy = draw_points[1].Y - draw_points[0].Y;
|
|
REAL y_dx = draw_points[2].X - draw_points[0].X;
|
|
REAL y_dy = draw_points[2].Y - draw_points[0].Y;
|
|
|
|
for (y=0; y<fill_area->Height; y++)
|
|
{
|
|
for (x=0; x<fill_area->Width; x++)
|
|
{
|
|
GpPointF point;
|
|
point.X = draw_points[0].X + x * x_dx + y * y_dx;
|
|
point.Y = draw_points[0].Y + y * x_dy + y * y_dy;
|
|
|
|
argb_pixels[x + y*cdwStride] = resample_bitmap_pixel(
|
|
&src_area, fill->bitmap_bits, bitmap->width, bitmap->height,
|
|
&point, fill->imageattributes, graphics->interpolation);
|
|
}
|
|
}
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
case BrushTypePathGradient:
|
|
{
|
|
GpPathGradient *fill = (GpPathGradient*)brush;
|
|
GpPath *flat_path;
|
|
GpMatrix *world_to_device;
|
|
GpStatus stat;
|
|
int i, figure_start=0;
|
|
GpPointF start_point, end_point, center_point;
|
|
BYTE type;
|
|
REAL min_yf, max_yf, line1_xf, line2_xf;
|
|
INT min_y, max_y, min_x, max_x;
|
|
INT x, y;
|
|
ARGB outer_color;
|
|
static int transform_fixme_once;
|
|
|
|
if (fill->focus.X != 0.0 || fill->focus.Y != 0.0)
|
|
{
|
|
static int once;
|
|
if (!once++)
|
|
FIXME("path gradient focus not implemented\n");
|
|
}
|
|
|
|
if (fill->gamma)
|
|
{
|
|
static int once;
|
|
if (!once++)
|
|
FIXME("path gradient gamma correction not implemented\n");
|
|
}
|
|
|
|
if (fill->blendcount)
|
|
{
|
|
static int once;
|
|
if (!once++)
|
|
FIXME("path gradient blend not implemented\n");
|
|
}
|
|
|
|
if (fill->pblendcount)
|
|
{
|
|
static int once;
|
|
if (!once++)
|
|
FIXME("path gradient preset blend not implemented\n");
|
|
}
|
|
|
|
if (!transform_fixme_once)
|
|
{
|
|
BOOL is_identity=TRUE;
|
|
GdipIsMatrixIdentity(fill->transform, &is_identity);
|
|
if (!is_identity)
|
|
{
|
|
FIXME("path gradient transform not implemented\n");
|
|
transform_fixme_once = 1;
|
|
}
|
|
}
|
|
|
|
stat = GdipClonePath(fill->path, &flat_path);
|
|
|
|
if (stat != Ok)
|
|
return stat;
|
|
|
|
stat = get_graphics_transform(graphics, CoordinateSpaceDevice,
|
|
CoordinateSpaceWorld, &world_to_device);
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipTransformPath(flat_path, world_to_device);
|
|
|
|
if (stat == Ok)
|
|
{
|
|
center_point = fill->center;
|
|
stat = GdipTransformMatrixPoints(world_to_device, ¢er_point, 1);
|
|
}
|
|
|
|
if (stat == Ok)
|
|
stat = GdipFlattenPath(flat_path, NULL, 0.5);
|
|
|
|
GdipDeleteMatrix(world_to_device);
|
|
}
|
|
|
|
if (stat != Ok)
|
|
{
|
|
GdipDeletePath(flat_path);
|
|
return stat;
|
|
}
|
|
|
|
for (i=0; i<flat_path->pathdata.Count; i++)
|
|
{
|
|
int start_center_line=0, end_center_line=0;
|
|
int seen_start=0, seen_end=0, seen_center=0;
|
|
REAL center_distance;
|
|
ARGB start_color, end_color;
|
|
REAL dy, dx;
|
|
|
|
type = flat_path->pathdata.Types[i];
|
|
|
|
if ((type&PathPointTypePathTypeMask) == PathPointTypeStart)
|
|
figure_start = i;
|
|
|
|
start_point = flat_path->pathdata.Points[i];
|
|
|
|
start_color = fill->surroundcolors[min(i, fill->surroundcolorcount-1)];
|
|
|
|
if ((type&PathPointTypeCloseSubpath) == PathPointTypeCloseSubpath || i+1 >= flat_path->pathdata.Count)
|
|
{
|
|
end_point = flat_path->pathdata.Points[figure_start];
|
|
end_color = fill->surroundcolors[min(figure_start, fill->surroundcolorcount-1)];
|
|
}
|
|
else if ((flat_path->pathdata.Types[i+1] & PathPointTypePathTypeMask) == PathPointTypeLine)
|
|
{
|
|
end_point = flat_path->pathdata.Points[i+1];
|
|
end_color = fill->surroundcolors[min(i+1, fill->surroundcolorcount-1)];
|
|
}
|
|
else
|
|
continue;
|
|
|
|
outer_color = start_color;
|
|
|
|
min_yf = center_point.Y;
|
|
if (min_yf > start_point.Y) min_yf = start_point.Y;
|
|
if (min_yf > end_point.Y) min_yf = end_point.Y;
|
|
|
|
if (min_yf < fill_area->Y)
|
|
min_y = fill_area->Y;
|
|
else
|
|
min_y = (INT)ceil(min_yf);
|
|
|
|
max_yf = center_point.Y;
|
|
if (max_yf < start_point.Y) max_yf = start_point.Y;
|
|
if (max_yf < end_point.Y) max_yf = end_point.Y;
|
|
|
|
if (max_yf > fill_area->Y + fill_area->Height)
|
|
max_y = fill_area->Y + fill_area->Height;
|
|
else
|
|
max_y = (INT)ceil(max_yf);
|
|
|
|
dy = end_point.Y - start_point.Y;
|
|
dx = end_point.X - start_point.X;
|
|
|
|
/* This is proportional to the distance from start-end line to center point. */
|
|
center_distance = dy * (start_point.X - center_point.X) +
|
|
dx * (center_point.Y - start_point.Y);
|
|
|
|
for (y=min_y; y<max_y; y++)
|
|
{
|
|
REAL yf = (REAL)y;
|
|
|
|
if (!seen_start && yf >= start_point.Y)
|
|
{
|
|
seen_start = 1;
|
|
start_center_line ^= 1;
|
|
}
|
|
if (!seen_end && yf >= end_point.Y)
|
|
{
|
|
seen_end = 1;
|
|
end_center_line ^= 1;
|
|
}
|
|
if (!seen_center && yf >= center_point.Y)
|
|
{
|
|
seen_center = 1;
|
|
start_center_line ^= 1;
|
|
end_center_line ^= 1;
|
|
}
|
|
|
|
if (start_center_line)
|
|
line1_xf = intersect_line_scanline(&start_point, ¢er_point, yf);
|
|
else
|
|
line1_xf = intersect_line_scanline(&start_point, &end_point, yf);
|
|
|
|
if (end_center_line)
|
|
line2_xf = intersect_line_scanline(&end_point, ¢er_point, yf);
|
|
else
|
|
line2_xf = intersect_line_scanline(&start_point, &end_point, yf);
|
|
|
|
if (line1_xf < line2_xf)
|
|
{
|
|
min_x = (INT)ceil(line1_xf);
|
|
max_x = (INT)ceil(line2_xf);
|
|
}
|
|
else
|
|
{
|
|
min_x = (INT)ceil(line2_xf);
|
|
max_x = (INT)ceil(line1_xf);
|
|
}
|
|
|
|
if (min_x < fill_area->X)
|
|
min_x = fill_area->X;
|
|
if (max_x > fill_area->X + fill_area->Width)
|
|
max_x = fill_area->X + fill_area->Width;
|
|
|
|
for (x=min_x; x<max_x; x++)
|
|
{
|
|
REAL xf = (REAL)x;
|
|
REAL distance;
|
|
|
|
if (start_color != end_color)
|
|
{
|
|
REAL blend_amount, pdy, pdx;
|
|
pdy = yf - center_point.Y;
|
|
pdx = xf - center_point.X;
|
|
blend_amount = ( (center_point.Y - start_point.Y) * pdx + (start_point.X - center_point.X) * pdy ) / ( dy * pdx - dx * pdy );
|
|
outer_color = blend_colors(start_color, end_color, blend_amount);
|
|
}
|
|
|
|
distance = (end_point.Y - start_point.Y) * (start_point.X - xf) +
|
|
(end_point.X - start_point.X) * (yf - start_point.Y);
|
|
|
|
distance = distance / center_distance;
|
|
|
|
argb_pixels[(x-fill_area->X) + (y-fill_area->Y)*cdwStride] =
|
|
blend_colors(outer_color, fill->centercolor, distance);
|
|
}
|
|
}
|
|
}
|
|
|
|
GdipDeletePath(flat_path);
|
|
return stat;
|
|
}
|
|
default:
|
|
return NotImplemented;
|
|
}
|
|
}
|
|
|
|
/* GdipDrawPie/GdipFillPie helper function */
|
|
static void draw_pie(GpGraphics *graphics, REAL x, REAL y, REAL width,
|
|
REAL height, REAL startAngle, REAL sweepAngle)
|
|
{
|
|
GpPointF ptf[4];
|
|
POINT pti[4];
|
|
|
|
ptf[0].X = x;
|
|
ptf[0].Y = y;
|
|
ptf[1].X = x + width;
|
|
ptf[1].Y = y + height;
|
|
|
|
deg2xy(startAngle+sweepAngle, x + width / 2.0, y + width / 2.0, &ptf[2].X, &ptf[2].Y);
|
|
deg2xy(startAngle, x + width / 2.0, y + width / 2.0, &ptf[3].X, &ptf[3].Y);
|
|
|
|
transform_and_round_points(graphics, pti, ptf, 4);
|
|
|
|
Pie(graphics->hdc, pti[0].x, pti[0].y, pti[1].x, pti[1].y, pti[2].x,
|
|
pti[2].y, pti[3].x, pti[3].y);
|
|
}
|
|
|
|
/* Draws the linecap the specified color and size on the hdc. The linecap is in
|
|
* direction of the line from x1, y1 to x2, y2 and is anchored on x2, y2. Probably
|
|
* should not be called on an hdc that has a path you care about. */
|
|
static void draw_cap(GpGraphics *graphics, COLORREF color, GpLineCap cap, REAL size,
|
|
const GpCustomLineCap *custom, REAL x1, REAL y1, REAL x2, REAL y2)
|
|
{
|
|
HGDIOBJ oldbrush = NULL, oldpen = NULL;
|
|
GpMatrix *matrix = NULL;
|
|
HBRUSH brush = NULL;
|
|
HPEN pen = NULL;
|
|
PointF ptf[4], *custptf = NULL;
|
|
POINT pt[4], *custpt = NULL;
|
|
BYTE *tp = NULL;
|
|
REAL theta, dsmall, dbig, dx, dy = 0.0;
|
|
INT i, count;
|
|
LOGBRUSH lb;
|
|
BOOL customstroke;
|
|
|
|
if((x1 == x2) && (y1 == y2))
|
|
return;
|
|
|
|
theta = gdiplus_atan2(y2 - y1, x2 - x1);
|
|
|
|
customstroke = (cap == LineCapCustom) && custom && (!custom->fill);
|
|
if(!customstroke){
|
|
brush = CreateSolidBrush(color);
|
|
lb.lbStyle = BS_SOLID;
|
|
lb.lbColor = color;
|
|
lb.lbHatch = 0;
|
|
pen = ExtCreatePen(PS_GEOMETRIC | PS_SOLID | PS_ENDCAP_FLAT |
|
|
PS_JOIN_MITER, 1, &lb, 0,
|
|
NULL);
|
|
oldbrush = SelectObject(graphics->hdc, brush);
|
|
oldpen = SelectObject(graphics->hdc, pen);
|
|
}
|
|
|
|
switch(cap){
|
|
case LineCapFlat:
|
|
break;
|
|
case LineCapSquare:
|
|
case LineCapSquareAnchor:
|
|
case LineCapDiamondAnchor:
|
|
size = size * (cap & LineCapNoAnchor ? ANCHOR_WIDTH : 1.0) / 2.0;
|
|
if(cap == LineCapDiamondAnchor){
|
|
dsmall = cos(theta + M_PI_2) * size;
|
|
dbig = sin(theta + M_PI_2) * size;
|
|
}
|
|
else{
|
|
dsmall = cos(theta + M_PI_4) * size;
|
|
dbig = sin(theta + M_PI_4) * size;
|
|
}
|
|
|
|
ptf[0].X = x2 - dsmall;
|
|
ptf[1].X = x2 + dbig;
|
|
|
|
ptf[0].Y = y2 - dbig;
|
|
ptf[3].Y = y2 + dsmall;
|
|
|
|
ptf[1].Y = y2 - dsmall;
|
|
ptf[2].Y = y2 + dbig;
|
|
|
|
ptf[3].X = x2 - dbig;
|
|
ptf[2].X = x2 + dsmall;
|
|
|
|
transform_and_round_points(graphics, pt, ptf, 4);
|
|
Polygon(graphics->hdc, pt, 4);
|
|
|
|
break;
|
|
case LineCapArrowAnchor:
|
|
size = size * 4.0 / sqrt(3.0);
|
|
|
|
dx = cos(M_PI / 6.0 + theta) * size;
|
|
dy = sin(M_PI / 6.0 + theta) * size;
|
|
|
|
ptf[0].X = x2 - dx;
|
|
ptf[0].Y = y2 - dy;
|
|
|
|
dx = cos(- M_PI / 6.0 + theta) * size;
|
|
dy = sin(- M_PI / 6.0 + theta) * size;
|
|
|
|
ptf[1].X = x2 - dx;
|
|
ptf[1].Y = y2 - dy;
|
|
|
|
ptf[2].X = x2;
|
|
ptf[2].Y = y2;
|
|
|
|
transform_and_round_points(graphics, pt, ptf, 3);
|
|
Polygon(graphics->hdc, pt, 3);
|
|
|
|
break;
|
|
case LineCapRoundAnchor:
|
|
dx = dy = ANCHOR_WIDTH * size / 2.0;
|
|
|
|
ptf[0].X = x2 - dx;
|
|
ptf[0].Y = y2 - dy;
|
|
ptf[1].X = x2 + dx;
|
|
ptf[1].Y = y2 + dy;
|
|
|
|
transform_and_round_points(graphics, pt, ptf, 2);
|
|
Ellipse(graphics->hdc, pt[0].x, pt[0].y, pt[1].x, pt[1].y);
|
|
|
|
break;
|
|
case LineCapTriangle:
|
|
size = size / 2.0;
|
|
dx = cos(M_PI_2 + theta) * size;
|
|
dy = sin(M_PI_2 + theta) * size;
|
|
|
|
ptf[0].X = x2 - dx;
|
|
ptf[0].Y = y2 - dy;
|
|
ptf[1].X = x2 + dx;
|
|
ptf[1].Y = y2 + dy;
|
|
|
|
dx = cos(theta) * size;
|
|
dy = sin(theta) * size;
|
|
|
|
ptf[2].X = x2 + dx;
|
|
ptf[2].Y = y2 + dy;
|
|
|
|
transform_and_round_points(graphics, pt, ptf, 3);
|
|
Polygon(graphics->hdc, pt, 3);
|
|
|
|
break;
|
|
case LineCapRound:
|
|
dx = dy = size / 2.0;
|
|
|
|
ptf[0].X = x2 - dx;
|
|
ptf[0].Y = y2 - dy;
|
|
ptf[1].X = x2 + dx;
|
|
ptf[1].Y = y2 + dy;
|
|
|
|
dx = -cos(M_PI_2 + theta) * size;
|
|
dy = -sin(M_PI_2 + theta) * size;
|
|
|
|
ptf[2].X = x2 - dx;
|
|
ptf[2].Y = y2 - dy;
|
|
ptf[3].X = x2 + dx;
|
|
ptf[3].Y = y2 + dy;
|
|
|
|
transform_and_round_points(graphics, pt, ptf, 4);
|
|
Pie(graphics->hdc, pt[0].x, pt[0].y, pt[1].x, pt[1].y, pt[2].x,
|
|
pt[2].y, pt[3].x, pt[3].y);
|
|
|
|
break;
|
|
case LineCapCustom:
|
|
if(!custom)
|
|
break;
|
|
|
|
count = custom->pathdata.Count;
|
|
custptf = GdipAlloc(count * sizeof(PointF));
|
|
custpt = GdipAlloc(count * sizeof(POINT));
|
|
tp = GdipAlloc(count);
|
|
|
|
if(!custptf || !custpt || !tp || (GdipCreateMatrix(&matrix) != Ok))
|
|
goto custend;
|
|
|
|
memcpy(custptf, custom->pathdata.Points, count * sizeof(PointF));
|
|
|
|
GdipScaleMatrix(matrix, size, size, MatrixOrderAppend);
|
|
GdipRotateMatrix(matrix, (180.0 / M_PI) * (theta - M_PI_2),
|
|
MatrixOrderAppend);
|
|
GdipTranslateMatrix(matrix, x2, y2, MatrixOrderAppend);
|
|
GdipTransformMatrixPoints(matrix, custptf, count);
|
|
|
|
transform_and_round_points(graphics, custpt, custptf, count);
|
|
|
|
for(i = 0; i < count; i++)
|
|
tp[i] = convert_path_point_type(custom->pathdata.Types[i]);
|
|
|
|
if(custom->fill){
|
|
BeginPath(graphics->hdc);
|
|
PolyDraw(graphics->hdc, custpt, tp, count);
|
|
EndPath(graphics->hdc);
|
|
StrokeAndFillPath(graphics->hdc);
|
|
}
|
|
else
|
|
PolyDraw(graphics->hdc, custpt, tp, count);
|
|
|
|
custend:
|
|
GdipFree(custptf);
|
|
GdipFree(custpt);
|
|
GdipFree(tp);
|
|
GdipDeleteMatrix(matrix);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if(!customstroke){
|
|
SelectObject(graphics->hdc, oldbrush);
|
|
SelectObject(graphics->hdc, oldpen);
|
|
DeleteObject(brush);
|
|
DeleteObject(pen);
|
|
}
|
|
}
|
|
|
|
/* Shortens the line by the given percent by changing x2, y2.
|
|
* If percent is > 1.0 then the line will change direction.
|
|
* If percent is negative it can lengthen the line. */
|
|
static void shorten_line_percent(REAL x1, REAL y1, REAL *x2, REAL *y2, REAL percent)
|
|
{
|
|
REAL dist, theta, dx, dy;
|
|
|
|
if((y1 == *y2) && (x1 == *x2))
|
|
return;
|
|
|
|
dist = sqrt((*x2 - x1) * (*x2 - x1) + (*y2 - y1) * (*y2 - y1)) * -percent;
|
|
theta = gdiplus_atan2((*y2 - y1), (*x2 - x1));
|
|
dx = cos(theta) * dist;
|
|
dy = sin(theta) * dist;
|
|
|
|
*x2 = *x2 + dx;
|
|
*y2 = *y2 + dy;
|
|
}
|
|
|
|
/* Shortens the line by the given amount by changing x2, y2.
|
|
* If the amount is greater than the distance, the line will become length 0.
|
|
* If the amount is negative, it can lengthen the line. */
|
|
static void shorten_line_amt(REAL x1, REAL y1, REAL *x2, REAL *y2, REAL amt)
|
|
{
|
|
REAL dx, dy, percent;
|
|
|
|
dx = *x2 - x1;
|
|
dy = *y2 - y1;
|
|
if(dx == 0 && dy == 0)
|
|
return;
|
|
|
|
percent = amt / sqrt(dx * dx + dy * dy);
|
|
if(percent >= 1.0){
|
|
*x2 = x1;
|
|
*y2 = y1;
|
|
return;
|
|
}
|
|
|
|
shorten_line_percent(x1, y1, x2, y2, percent);
|
|
}
|
|
|
|
/* Draws lines between the given points, and if caps is true then draws an endcap
|
|
* at the end of the last line. */
|
|
static GpStatus draw_polyline(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPointF * pt, INT count, BOOL caps)
|
|
{
|
|
POINT *pti = NULL;
|
|
GpPointF *ptcopy = NULL;
|
|
GpStatus status = GenericError;
|
|
|
|
if(!count)
|
|
return Ok;
|
|
|
|
pti = GdipAlloc(count * sizeof(POINT));
|
|
ptcopy = GdipAlloc(count * sizeof(GpPointF));
|
|
|
|
if(!pti || !ptcopy){
|
|
status = OutOfMemory;
|
|
goto end;
|
|
}
|
|
|
|
memcpy(ptcopy, pt, count * sizeof(GpPointF));
|
|
|
|
if(caps){
|
|
if(pen->endcap == LineCapArrowAnchor)
|
|
shorten_line_amt(ptcopy[count-2].X, ptcopy[count-2].Y,
|
|
&ptcopy[count-1].X, &ptcopy[count-1].Y, pen->width);
|
|
else if((pen->endcap == LineCapCustom) && pen->customend)
|
|
shorten_line_amt(ptcopy[count-2].X, ptcopy[count-2].Y,
|
|
&ptcopy[count-1].X, &ptcopy[count-1].Y,
|
|
pen->customend->inset * pen->width);
|
|
|
|
if(pen->startcap == LineCapArrowAnchor)
|
|
shorten_line_amt(ptcopy[1].X, ptcopy[1].Y,
|
|
&ptcopy[0].X, &ptcopy[0].Y, pen->width);
|
|
else if((pen->startcap == LineCapCustom) && pen->customstart)
|
|
shorten_line_amt(ptcopy[1].X, ptcopy[1].Y,
|
|
&ptcopy[0].X, &ptcopy[0].Y,
|
|
pen->customstart->inset * pen->width);
|
|
|
|
draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->endcap, pen->width, pen->customend,
|
|
pt[count - 2].X, pt[count - 2].Y, pt[count - 1].X, pt[count - 1].Y);
|
|
draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->startcap, pen->width, pen->customstart,
|
|
pt[1].X, pt[1].Y, pt[0].X, pt[0].Y);
|
|
}
|
|
|
|
transform_and_round_points(graphics, pti, ptcopy, count);
|
|
|
|
if(Polyline(graphics->hdc, pti, count))
|
|
status = Ok;
|
|
|
|
end:
|
|
GdipFree(pti);
|
|
GdipFree(ptcopy);
|
|
|
|
return status;
|
|
}
|
|
|
|
/* Conducts a linear search to find the bezier points that will back off
|
|
* the endpoint of the curve by a distance of amt. Linear search works
|
|
* better than binary in this case because there are multiple solutions,
|
|
* and binary searches often find a bad one. I don't think this is what
|
|
* Windows does but short of rendering the bezier without GDI's help it's
|
|
* the best we can do. If rev then work from the start of the passed points
|
|
* instead of the end. */
|
|
static void shorten_bezier_amt(GpPointF * pt, REAL amt, BOOL rev)
|
|
{
|
|
GpPointF origpt[4];
|
|
REAL percent = 0.00, dx, dy, origx, origy, diff = -1.0;
|
|
INT i, first = 0, second = 1, third = 2, fourth = 3;
|
|
|
|
if(rev){
|
|
first = 3;
|
|
second = 2;
|
|
third = 1;
|
|
fourth = 0;
|
|
}
|
|
|
|
origx = pt[fourth].X;
|
|
origy = pt[fourth].Y;
|
|
memcpy(origpt, pt, sizeof(GpPointF) * 4);
|
|
|
|
for(i = 0; (i < MAX_ITERS) && (diff < amt); i++){
|
|
/* reset bezier points to original values */
|
|
memcpy(pt, origpt, sizeof(GpPointF) * 4);
|
|
/* Perform magic on bezier points. Order is important here.*/
|
|
shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent);
|
|
shorten_line_percent(pt[second].X, pt[second].Y, &pt[third].X, &pt[third].Y, percent);
|
|
shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent);
|
|
shorten_line_percent(pt[first].X, pt[first].Y, &pt[second].X, &pt[second].Y, percent);
|
|
shorten_line_percent(pt[second].X, pt[second].Y, &pt[third].X, &pt[third].Y, percent);
|
|
shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent);
|
|
|
|
dx = pt[fourth].X - origx;
|
|
dy = pt[fourth].Y - origy;
|
|
|
|
diff = sqrt(dx * dx + dy * dy);
|
|
percent += 0.0005 * amt;
|
|
}
|
|
}
|
|
|
|
/* Draws bezier curves between given points, and if caps is true then draws an
|
|
* endcap at the end of the last line. */
|
|
static GpStatus draw_polybezier(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPointF * pt, INT count, BOOL caps)
|
|
{
|
|
POINT *pti;
|
|
GpPointF *ptcopy;
|
|
GpStatus status = GenericError;
|
|
|
|
if(!count)
|
|
return Ok;
|
|
|
|
pti = GdipAlloc(count * sizeof(POINT));
|
|
ptcopy = GdipAlloc(count * sizeof(GpPointF));
|
|
|
|
if(!pti || !ptcopy){
|
|
status = OutOfMemory;
|
|
goto end;
|
|
}
|
|
|
|
memcpy(ptcopy, pt, count * sizeof(GpPointF));
|
|
|
|
if(caps){
|
|
if(pen->endcap == LineCapArrowAnchor)
|
|
shorten_bezier_amt(&ptcopy[count-4], pen->width, FALSE);
|
|
else if((pen->endcap == LineCapCustom) && pen->customend)
|
|
shorten_bezier_amt(&ptcopy[count-4], pen->width * pen->customend->inset,
|
|
FALSE);
|
|
|
|
if(pen->startcap == LineCapArrowAnchor)
|
|
shorten_bezier_amt(ptcopy, pen->width, TRUE);
|
|
else if((pen->startcap == LineCapCustom) && pen->customstart)
|
|
shorten_bezier_amt(ptcopy, pen->width * pen->customstart->inset, TRUE);
|
|
|
|
/* the direction of the line cap is parallel to the direction at the
|
|
* end of the bezier (which, if it has been shortened, is not the same
|
|
* as the direction from pt[count-2] to pt[count-1]) */
|
|
draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->endcap, pen->width, pen->customend,
|
|
pt[count - 1].X - (ptcopy[count - 1].X - ptcopy[count - 2].X),
|
|
pt[count - 1].Y - (ptcopy[count - 1].Y - ptcopy[count - 2].Y),
|
|
pt[count - 1].X, pt[count - 1].Y);
|
|
|
|
draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->startcap, pen->width, pen->customstart,
|
|
pt[0].X - (ptcopy[0].X - ptcopy[1].X),
|
|
pt[0].Y - (ptcopy[0].Y - ptcopy[1].Y), pt[0].X, pt[0].Y);
|
|
}
|
|
|
|
transform_and_round_points(graphics, pti, ptcopy, count);
|
|
|
|
PolyBezier(graphics->hdc, pti, count);
|
|
|
|
status = Ok;
|
|
|
|
end:
|
|
GdipFree(pti);
|
|
GdipFree(ptcopy);
|
|
|
|
return status;
|
|
}
|
|
|
|
/* Draws a combination of bezier curves and lines between points. */
|
|
static GpStatus draw_poly(GpGraphics *graphics, GpPen *pen, GDIPCONST GpPointF * pt,
|
|
GDIPCONST BYTE * types, INT count, BOOL caps)
|
|
{
|
|
POINT *pti = GdipAlloc(count * sizeof(POINT));
|
|
BYTE *tp = GdipAlloc(count);
|
|
GpPointF *ptcopy = GdipAlloc(count * sizeof(GpPointF));
|
|
INT i, j;
|
|
GpStatus status = GenericError;
|
|
|
|
if(!count){
|
|
status = Ok;
|
|
goto end;
|
|
}
|
|
if(!pti || !tp || !ptcopy){
|
|
status = OutOfMemory;
|
|
goto end;
|
|
}
|
|
|
|
for(i = 1; i < count; i++){
|
|
if((types[i] & PathPointTypePathTypeMask) == PathPointTypeBezier){
|
|
if((i + 2 >= count) || !(types[i + 1] & PathPointTypeBezier)
|
|
|| !(types[i + 1] & PathPointTypeBezier)){
|
|
ERR("Bad bezier points\n");
|
|
goto end;
|
|
}
|
|
i += 2;
|
|
}
|
|
}
|
|
|
|
memcpy(ptcopy, pt, count * sizeof(GpPointF));
|
|
|
|
/* If we are drawing caps, go through the points and adjust them accordingly,
|
|
* and draw the caps. */
|
|
if(caps){
|
|
switch(types[count - 1] & PathPointTypePathTypeMask){
|
|
case PathPointTypeBezier:
|
|
if(pen->endcap == LineCapArrowAnchor)
|
|
shorten_bezier_amt(&ptcopy[count - 4], pen->width, FALSE);
|
|
else if((pen->endcap == LineCapCustom) && pen->customend)
|
|
shorten_bezier_amt(&ptcopy[count - 4],
|
|
pen->width * pen->customend->inset, FALSE);
|
|
|
|
draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->endcap, pen->width, pen->customend,
|
|
pt[count - 1].X - (ptcopy[count - 1].X - ptcopy[count - 2].X),
|
|
pt[count - 1].Y - (ptcopy[count - 1].Y - ptcopy[count - 2].Y),
|
|
pt[count - 1].X, pt[count - 1].Y);
|
|
|
|
break;
|
|
case PathPointTypeLine:
|
|
if(pen->endcap == LineCapArrowAnchor)
|
|
shorten_line_amt(ptcopy[count - 2].X, ptcopy[count - 2].Y,
|
|
&ptcopy[count - 1].X, &ptcopy[count - 1].Y,
|
|
pen->width);
|
|
else if((pen->endcap == LineCapCustom) && pen->customend)
|
|
shorten_line_amt(ptcopy[count - 2].X, ptcopy[count - 2].Y,
|
|
&ptcopy[count - 1].X, &ptcopy[count - 1].Y,
|
|
pen->customend->inset * pen->width);
|
|
|
|
draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->endcap, pen->width, pen->customend,
|
|
pt[count - 2].X, pt[count - 2].Y, pt[count - 1].X,
|
|
pt[count - 1].Y);
|
|
|
|
break;
|
|
default:
|
|
ERR("Bad path last point\n");
|
|
goto end;
|
|
}
|
|
|
|
/* Find start of points */
|
|
for(j = 1; j < count && ((types[j] & PathPointTypePathTypeMask)
|
|
== PathPointTypeStart); j++);
|
|
|
|
switch(types[j] & PathPointTypePathTypeMask){
|
|
case PathPointTypeBezier:
|
|
if(pen->startcap == LineCapArrowAnchor)
|
|
shorten_bezier_amt(&ptcopy[j - 1], pen->width, TRUE);
|
|
else if((pen->startcap == LineCapCustom) && pen->customstart)
|
|
shorten_bezier_amt(&ptcopy[j - 1],
|
|
pen->width * pen->customstart->inset, TRUE);
|
|
|
|
draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->startcap, pen->width, pen->customstart,
|
|
pt[j - 1].X - (ptcopy[j - 1].X - ptcopy[j].X),
|
|
pt[j - 1].Y - (ptcopy[j - 1].Y - ptcopy[j].Y),
|
|
pt[j - 1].X, pt[j - 1].Y);
|
|
|
|
break;
|
|
case PathPointTypeLine:
|
|
if(pen->startcap == LineCapArrowAnchor)
|
|
shorten_line_amt(ptcopy[j].X, ptcopy[j].Y,
|
|
&ptcopy[j - 1].X, &ptcopy[j - 1].Y,
|
|
pen->width);
|
|
else if((pen->startcap == LineCapCustom) && pen->customstart)
|
|
shorten_line_amt(ptcopy[j].X, ptcopy[j].Y,
|
|
&ptcopy[j - 1].X, &ptcopy[j - 1].Y,
|
|
pen->customstart->inset * pen->width);
|
|
|
|
draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->startcap, pen->width, pen->customstart,
|
|
pt[j].X, pt[j].Y, pt[j - 1].X,
|
|
pt[j - 1].Y);
|
|
|
|
break;
|
|
default:
|
|
ERR("Bad path points\n");
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
transform_and_round_points(graphics, pti, ptcopy, count);
|
|
|
|
for(i = 0; i < count; i++){
|
|
tp[i] = convert_path_point_type(types[i]);
|
|
}
|
|
|
|
PolyDraw(graphics->hdc, pti, tp, count);
|
|
|
|
status = Ok;
|
|
|
|
end:
|
|
GdipFree(pti);
|
|
GdipFree(ptcopy);
|
|
GdipFree(tp);
|
|
|
|
return status;
|
|
}
|
|
|
|
GpStatus trace_path(GpGraphics *graphics, GpPath *path)
|
|
{
|
|
GpStatus result;
|
|
|
|
BeginPath(graphics->hdc);
|
|
result = draw_poly(graphics, NULL, path->pathdata.Points,
|
|
path->pathdata.Types, path->pathdata.Count, FALSE);
|
|
EndPath(graphics->hdc);
|
|
return result;
|
|
}
|
|
|
|
typedef struct _GraphicsContainerItem {
|
|
struct list entry;
|
|
GraphicsContainer contid;
|
|
|
|
SmoothingMode smoothing;
|
|
CompositingQuality compqual;
|
|
InterpolationMode interpolation;
|
|
CompositingMode compmode;
|
|
TextRenderingHint texthint;
|
|
REAL scale;
|
|
GpUnit unit;
|
|
PixelOffsetMode pixeloffset;
|
|
UINT textcontrast;
|
|
GpMatrix* worldtrans;
|
|
GpRegion* clip;
|
|
INT origin_x, origin_y;
|
|
} GraphicsContainerItem;
|
|
|
|
static GpStatus init_container(GraphicsContainerItem** container,
|
|
GDIPCONST GpGraphics* graphics){
|
|
GpStatus sts;
|
|
|
|
*container = GdipAlloc(sizeof(GraphicsContainerItem));
|
|
if(!(*container))
|
|
return OutOfMemory;
|
|
|
|
(*container)->contid = graphics->contid + 1;
|
|
|
|
(*container)->smoothing = graphics->smoothing;
|
|
(*container)->compqual = graphics->compqual;
|
|
(*container)->interpolation = graphics->interpolation;
|
|
(*container)->compmode = graphics->compmode;
|
|
(*container)->texthint = graphics->texthint;
|
|
(*container)->scale = graphics->scale;
|
|
(*container)->unit = graphics->unit;
|
|
(*container)->textcontrast = graphics->textcontrast;
|
|
(*container)->pixeloffset = graphics->pixeloffset;
|
|
(*container)->origin_x = graphics->origin_x;
|
|
(*container)->origin_y = graphics->origin_y;
|
|
|
|
sts = GdipCloneMatrix(graphics->worldtrans, &(*container)->worldtrans);
|
|
if(sts != Ok){
|
|
GdipFree(*container);
|
|
*container = NULL;
|
|
return sts;
|
|
}
|
|
|
|
sts = GdipCloneRegion(graphics->clip, &(*container)->clip);
|
|
if(sts != Ok){
|
|
GdipDeleteMatrix((*container)->worldtrans);
|
|
GdipFree(*container);
|
|
*container = NULL;
|
|
return sts;
|
|
}
|
|
|
|
return Ok;
|
|
}
|
|
|
|
static void delete_container(GraphicsContainerItem* container){
|
|
GdipDeleteMatrix(container->worldtrans);
|
|
GdipDeleteRegion(container->clip);
|
|
GdipFree(container);
|
|
}
|
|
|
|
static GpStatus restore_container(GpGraphics* graphics,
|
|
GDIPCONST GraphicsContainerItem* container){
|
|
GpStatus sts;
|
|
GpMatrix *newTrans;
|
|
GpRegion *newClip;
|
|
|
|
sts = GdipCloneMatrix(container->worldtrans, &newTrans);
|
|
if(sts != Ok)
|
|
return sts;
|
|
|
|
sts = GdipCloneRegion(container->clip, &newClip);
|
|
if(sts != Ok){
|
|
GdipDeleteMatrix(newTrans);
|
|
return sts;
|
|
}
|
|
|
|
GdipDeleteMatrix(graphics->worldtrans);
|
|
graphics->worldtrans = newTrans;
|
|
|
|
GdipDeleteRegion(graphics->clip);
|
|
graphics->clip = newClip;
|
|
|
|
graphics->contid = container->contid - 1;
|
|
|
|
graphics->smoothing = container->smoothing;
|
|
graphics->compqual = container->compqual;
|
|
graphics->interpolation = container->interpolation;
|
|
graphics->compmode = container->compmode;
|
|
graphics->texthint = container->texthint;
|
|
graphics->scale = container->scale;
|
|
graphics->unit = container->unit;
|
|
graphics->textcontrast = container->textcontrast;
|
|
graphics->pixeloffset = container->pixeloffset;
|
|
graphics->origin_x = container->origin_x;
|
|
graphics->origin_y = container->origin_y;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
static GpStatus get_graphics_bounds(GpGraphics* graphics, GpRectF* rect)
|
|
{
|
|
RECT wnd_rect;
|
|
GpStatus stat=Ok;
|
|
GpUnit unit;
|
|
|
|
if(graphics->hwnd) {
|
|
if(!GetClientRect(graphics->hwnd, &wnd_rect))
|
|
return GenericError;
|
|
|
|
rect->X = wnd_rect.left;
|
|
rect->Y = wnd_rect.top;
|
|
rect->Width = wnd_rect.right - wnd_rect.left;
|
|
rect->Height = wnd_rect.bottom - wnd_rect.top;
|
|
}else if (graphics->image){
|
|
stat = GdipGetImageBounds(graphics->image, rect, &unit);
|
|
if (stat == Ok && unit != UnitPixel)
|
|
FIXME("need to convert from unit %i\n", unit);
|
|
}else{
|
|
rect->X = 0;
|
|
rect->Y = 0;
|
|
rect->Width = GetDeviceCaps(graphics->hdc, HORZRES);
|
|
rect->Height = GetDeviceCaps(graphics->hdc, VERTRES);
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
/* on success, rgn will contain the region of the graphics object which
|
|
* is visible after clipping has been applied */
|
|
static GpStatus get_visible_clip_region(GpGraphics *graphics, GpRegion *rgn)
|
|
{
|
|
GpStatus stat;
|
|
GpRectF rectf;
|
|
GpRegion* tmp;
|
|
|
|
if((stat = get_graphics_bounds(graphics, &rectf)) != Ok)
|
|
return stat;
|
|
|
|
if((stat = GdipCreateRegion(&tmp)) != Ok)
|
|
return stat;
|
|
|
|
if((stat = GdipCombineRegionRect(tmp, &rectf, CombineModeReplace)) != Ok)
|
|
goto end;
|
|
|
|
if((stat = GdipCombineRegionRegion(tmp, graphics->clip, CombineModeIntersect)) != Ok)
|
|
goto end;
|
|
|
|
stat = GdipCombineRegionRegion(rgn, tmp, CombineModeReplace);
|
|
|
|
end:
|
|
GdipDeleteRegion(tmp);
|
|
return stat;
|
|
}
|
|
|
|
static void get_font_hfont(GpGraphics *graphics, GDIPCONST GpFont *font, HFONT *hfont)
|
|
{
|
|
HDC hdc = CreateCompatibleDC(0);
|
|
GpPointF pt[3];
|
|
REAL angle, rel_width, rel_height;
|
|
LOGFONTW lfw;
|
|
HFONT unscaled_font;
|
|
TEXTMETRICW textmet;
|
|
|
|
pt[0].X = 0.0;
|
|
pt[0].Y = 0.0;
|
|
pt[1].X = 1.0;
|
|
pt[1].Y = 0.0;
|
|
pt[2].X = 0.0;
|
|
pt[2].Y = 1.0;
|
|
if (graphics)
|
|
GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, pt, 3);
|
|
angle = -gdiplus_atan2((pt[1].Y - pt[0].Y), (pt[1].X - pt[0].X));
|
|
rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+
|
|
(pt[1].X-pt[0].X)*(pt[1].X-pt[0].X));
|
|
rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+
|
|
(pt[2].X-pt[0].X)*(pt[2].X-pt[0].X));
|
|
|
|
get_log_fontW(font, graphics, &lfw);
|
|
lfw.lfHeight = roundr(lfw.lfHeight * rel_height);
|
|
unscaled_font = CreateFontIndirectW(&lfw);
|
|
|
|
SelectObject(hdc, unscaled_font);
|
|
GetTextMetricsW(hdc, &textmet);
|
|
|
|
lfw.lfWidth = roundr(textmet.tmAveCharWidth * rel_width / rel_height);
|
|
lfw.lfEscapement = lfw.lfOrientation = roundr((angle / M_PI) * 1800.0);
|
|
|
|
*hfont = CreateFontIndirectW(&lfw);
|
|
|
|
DeleteDC(hdc);
|
|
DeleteObject(unscaled_font);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipCreateFromHDC(HDC hdc, GpGraphics **graphics)
|
|
{
|
|
TRACE("(%p, %p)\n", hdc, graphics);
|
|
|
|
return GdipCreateFromHDC2(hdc, NULL, graphics);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipCreateFromHDC2(HDC hdc, HANDLE hDevice, GpGraphics **graphics)
|
|
{
|
|
GpStatus retval;
|
|
|
|
TRACE("(%p, %p, %p)\n", hdc, hDevice, graphics);
|
|
|
|
if(hDevice != NULL) {
|
|
FIXME("Don't know how to handle parameter hDevice\n");
|
|
return NotImplemented;
|
|
}
|
|
|
|
if(hdc == NULL)
|
|
return OutOfMemory;
|
|
|
|
if(graphics == NULL)
|
|
return InvalidParameter;
|
|
|
|
*graphics = GdipAlloc(sizeof(GpGraphics));
|
|
if(!*graphics) return OutOfMemory;
|
|
|
|
if((retval = GdipCreateMatrix(&(*graphics)->worldtrans)) != Ok){
|
|
GdipFree(*graphics);
|
|
return retval;
|
|
}
|
|
|
|
if((retval = GdipCreateRegion(&(*graphics)->clip)) != Ok){
|
|
GdipFree((*graphics)->worldtrans);
|
|
GdipFree(*graphics);
|
|
return retval;
|
|
}
|
|
|
|
(*graphics)->hdc = hdc;
|
|
(*graphics)->hwnd = WindowFromDC(hdc);
|
|
(*graphics)->owndc = FALSE;
|
|
(*graphics)->smoothing = SmoothingModeDefault;
|
|
(*graphics)->compqual = CompositingQualityDefault;
|
|
(*graphics)->interpolation = InterpolationModeBilinear;
|
|
(*graphics)->pixeloffset = PixelOffsetModeDefault;
|
|
(*graphics)->compmode = CompositingModeSourceOver;
|
|
(*graphics)->unit = UnitDisplay;
|
|
(*graphics)->scale = 1.0;
|
|
(*graphics)->busy = FALSE;
|
|
(*graphics)->textcontrast = 4;
|
|
list_init(&(*graphics)->containers);
|
|
(*graphics)->contid = 0;
|
|
|
|
TRACE("<-- %p\n", *graphics);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus graphics_from_image(GpImage *image, GpGraphics **graphics)
|
|
{
|
|
GpStatus retval;
|
|
|
|
*graphics = GdipAlloc(sizeof(GpGraphics));
|
|
if(!*graphics) return OutOfMemory;
|
|
|
|
if((retval = GdipCreateMatrix(&(*graphics)->worldtrans)) != Ok){
|
|
GdipFree(*graphics);
|
|
return retval;
|
|
}
|
|
|
|
if((retval = GdipCreateRegion(&(*graphics)->clip)) != Ok){
|
|
GdipFree((*graphics)->worldtrans);
|
|
GdipFree(*graphics);
|
|
return retval;
|
|
}
|
|
|
|
(*graphics)->hdc = NULL;
|
|
(*graphics)->hwnd = NULL;
|
|
(*graphics)->owndc = FALSE;
|
|
(*graphics)->image = image;
|
|
(*graphics)->smoothing = SmoothingModeDefault;
|
|
(*graphics)->compqual = CompositingQualityDefault;
|
|
(*graphics)->interpolation = InterpolationModeBilinear;
|
|
(*graphics)->pixeloffset = PixelOffsetModeDefault;
|
|
(*graphics)->compmode = CompositingModeSourceOver;
|
|
(*graphics)->unit = UnitDisplay;
|
|
(*graphics)->scale = 1.0;
|
|
(*graphics)->busy = FALSE;
|
|
(*graphics)->textcontrast = 4;
|
|
list_init(&(*graphics)->containers);
|
|
(*graphics)->contid = 0;
|
|
|
|
TRACE("<-- %p\n", *graphics);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipCreateFromHWND(HWND hwnd, GpGraphics **graphics)
|
|
{
|
|
GpStatus ret;
|
|
HDC hdc;
|
|
|
|
TRACE("(%p, %p)\n", hwnd, graphics);
|
|
|
|
hdc = GetDC(hwnd);
|
|
|
|
if((ret = GdipCreateFromHDC(hdc, graphics)) != Ok)
|
|
{
|
|
ReleaseDC(hwnd, hdc);
|
|
return ret;
|
|
}
|
|
|
|
(*graphics)->hwnd = hwnd;
|
|
(*graphics)->owndc = TRUE;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
/* FIXME: no icm handling */
|
|
GpStatus WINGDIPAPI GdipCreateFromHWNDICM(HWND hwnd, GpGraphics **graphics)
|
|
{
|
|
TRACE("(%p, %p)\n", hwnd, graphics);
|
|
|
|
return GdipCreateFromHWND(hwnd, graphics);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipCreateMetafileFromEmf(HENHMETAFILE hemf, BOOL delete,
|
|
GpMetafile **metafile)
|
|
{
|
|
IStream *stream = NULL;
|
|
UINT read;
|
|
ENHMETAHEADER *copy;
|
|
GpStatus retval = Ok;
|
|
|
|
TRACE("(%p,%i,%p)\n", hemf, delete, metafile);
|
|
|
|
if(!hemf || !metafile)
|
|
return InvalidParameter;
|
|
|
|
read = GetEnhMetaFileBits(hemf, 0, NULL);
|
|
copy = GdipAlloc(read);
|
|
GetEnhMetaFileBits(hemf, read, (BYTE *)copy);
|
|
|
|
if(CreateStreamOnHGlobal(copy, TRUE, &stream) != S_OK){
|
|
ERR("could not make stream\n");
|
|
GdipFree(copy);
|
|
retval = GenericError;
|
|
goto err;
|
|
}
|
|
|
|
*metafile = GdipAlloc(sizeof(GpMetafile));
|
|
if(!*metafile){
|
|
retval = OutOfMemory;
|
|
goto err;
|
|
}
|
|
|
|
if(OleLoadPicture(stream, 0, FALSE, &IID_IPicture,
|
|
(LPVOID*) &((*metafile)->image.picture)) != S_OK)
|
|
{
|
|
retval = GenericError;
|
|
goto err;
|
|
}
|
|
|
|
|
|
(*metafile)->image.type = ImageTypeMetafile;
|
|
memcpy(&(*metafile)->image.format, &ImageFormatWMF, sizeof(GUID));
|
|
(*metafile)->image.palette = NULL;
|
|
(*metafile)->image.xres = (REAL)copy->szlDevice.cx;
|
|
(*metafile)->image.yres = (REAL)copy->szlDevice.cy;
|
|
(*metafile)->bounds.X = (REAL)copy->rclBounds.left;
|
|
(*metafile)->bounds.Y = (REAL)copy->rclBounds.top;
|
|
(*metafile)->bounds.Width = (REAL)(copy->rclBounds.right - copy->rclBounds.left);
|
|
(*metafile)->bounds.Height = (REAL)(copy->rclBounds.bottom - copy->rclBounds.top);
|
|
(*metafile)->unit = UnitPixel;
|
|
|
|
if(delete)
|
|
DeleteEnhMetaFile(hemf);
|
|
|
|
TRACE("<-- %p\n", *metafile);
|
|
|
|
err:
|
|
if (retval != Ok)
|
|
GdipFree(*metafile);
|
|
IStream_Release(stream);
|
|
return retval;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipCreateMetafileFromWmf(HMETAFILE hwmf, BOOL delete,
|
|
GDIPCONST WmfPlaceableFileHeader * placeable, GpMetafile **metafile)
|
|
{
|
|
UINT read;
|
|
BYTE *copy;
|
|
HENHMETAFILE hemf;
|
|
GpStatus retval = Ok;
|
|
|
|
TRACE("(%p, %d, %p, %p)\n", hwmf, delete, placeable, metafile);
|
|
|
|
if(!hwmf || !metafile || !placeable)
|
|
return InvalidParameter;
|
|
|
|
*metafile = NULL;
|
|
read = GetMetaFileBitsEx(hwmf, 0, NULL);
|
|
if(!read)
|
|
return GenericError;
|
|
copy = GdipAlloc(read);
|
|
GetMetaFileBitsEx(hwmf, read, copy);
|
|
|
|
hemf = SetWinMetaFileBits(read, copy, NULL, NULL);
|
|
GdipFree(copy);
|
|
|
|
retval = GdipCreateMetafileFromEmf(hemf, FALSE, metafile);
|
|
|
|
if (retval == Ok)
|
|
{
|
|
(*metafile)->image.xres = (REAL)placeable->Inch;
|
|
(*metafile)->image.yres = (REAL)placeable->Inch;
|
|
(*metafile)->bounds.X = ((REAL)placeable->BoundingBox.Left) / ((REAL)placeable->Inch);
|
|
(*metafile)->bounds.Y = ((REAL)placeable->BoundingBox.Top) / ((REAL)placeable->Inch);
|
|
(*metafile)->bounds.Width = (REAL)(placeable->BoundingBox.Right -
|
|
placeable->BoundingBox.Left);
|
|
(*metafile)->bounds.Height = (REAL)(placeable->BoundingBox.Bottom -
|
|
placeable->BoundingBox.Top);
|
|
|
|
if (delete) DeleteMetaFile(hwmf);
|
|
}
|
|
return retval;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipCreateMetafileFromWmfFile(GDIPCONST WCHAR *file,
|
|
GDIPCONST WmfPlaceableFileHeader * placeable, GpMetafile **metafile)
|
|
{
|
|
HMETAFILE hmf = GetMetaFileW(file);
|
|
|
|
TRACE("(%s, %p, %p)\n", debugstr_w(file), placeable, metafile);
|
|
|
|
if(!hmf) return InvalidParameter;
|
|
|
|
return GdipCreateMetafileFromWmf(hmf, TRUE, placeable, metafile);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipCreateMetafileFromFile(GDIPCONST WCHAR *file,
|
|
GpMetafile **metafile)
|
|
{
|
|
FIXME("(%p, %p): stub\n", file, metafile);
|
|
return NotImplemented;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipCreateMetafileFromStream(IStream *stream,
|
|
GpMetafile **metafile)
|
|
{
|
|
FIXME("(%p, %p): stub\n", stream, metafile);
|
|
return NotImplemented;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipCreateStreamOnFile(GDIPCONST WCHAR * filename,
|
|
UINT access, IStream **stream)
|
|
{
|
|
DWORD dwMode;
|
|
HRESULT ret;
|
|
|
|
TRACE("(%s, %u, %p)\n", debugstr_w(filename), access, stream);
|
|
|
|
if(!stream || !filename)
|
|
return InvalidParameter;
|
|
|
|
if(access & GENERIC_WRITE)
|
|
dwMode = STGM_SHARE_DENY_WRITE | STGM_WRITE | STGM_CREATE;
|
|
else if(access & GENERIC_READ)
|
|
dwMode = STGM_SHARE_DENY_WRITE | STGM_READ | STGM_FAILIFTHERE;
|
|
else
|
|
return InvalidParameter;
|
|
|
|
ret = SHCreateStreamOnFileW(filename, dwMode, stream);
|
|
|
|
return hresult_to_status(ret);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDeleteGraphics(GpGraphics *graphics)
|
|
{
|
|
GraphicsContainerItem *cont, *next;
|
|
GpStatus stat;
|
|
TRACE("(%p)\n", graphics);
|
|
|
|
if(!graphics) return InvalidParameter;
|
|
if(graphics->busy) return ObjectBusy;
|
|
|
|
if (graphics->image && graphics->image->type == ImageTypeMetafile)
|
|
{
|
|
stat = METAFILE_GraphicsDeleted((GpMetafile*)graphics->image);
|
|
if (stat != Ok)
|
|
return stat;
|
|
}
|
|
|
|
if(graphics->owndc)
|
|
ReleaseDC(graphics->hwnd, graphics->hdc);
|
|
|
|
LIST_FOR_EACH_ENTRY_SAFE(cont, next, &graphics->containers, GraphicsContainerItem, entry){
|
|
list_remove(&cont->entry);
|
|
delete_container(cont);
|
|
}
|
|
|
|
GdipDeleteRegion(graphics->clip);
|
|
GdipDeleteMatrix(graphics->worldtrans);
|
|
GdipFree(graphics);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawArc(GpGraphics *graphics, GpPen *pen, REAL x,
|
|
REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)
|
|
{
|
|
INT save_state, num_pts;
|
|
GpPointF points[MAX_ARC_PTS];
|
|
GpStatus retval;
|
|
|
|
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y,
|
|
width, height, startAngle, sweepAngle);
|
|
|
|
if(!graphics || !pen || width <= 0 || height <= 0)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
num_pts = arc2polybezier(points, x, y, width, height, startAngle, sweepAngle);
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
|
|
retval = draw_polybezier(graphics, pen, points, num_pts, TRUE);
|
|
|
|
restore_dc(graphics, save_state);
|
|
|
|
return retval;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawArcI(GpGraphics *graphics, GpPen *pen, INT x,
|
|
INT y, INT width, INT height, REAL startAngle, REAL sweepAngle)
|
|
{
|
|
TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics, pen, x, y,
|
|
width, height, startAngle, sweepAngle);
|
|
|
|
return GdipDrawArc(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawBezier(GpGraphics *graphics, GpPen *pen, REAL x1,
|
|
REAL y1, REAL x2, REAL y2, REAL x3, REAL y3, REAL x4, REAL y4)
|
|
{
|
|
INT save_state;
|
|
GpPointF pt[4];
|
|
GpStatus retval;
|
|
|
|
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x1, y1,
|
|
x2, y2, x3, y3, x4, y4);
|
|
|
|
if(!graphics || !pen)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
pt[0].X = x1;
|
|
pt[0].Y = y1;
|
|
pt[1].X = x2;
|
|
pt[1].Y = y2;
|
|
pt[2].X = x3;
|
|
pt[2].Y = y3;
|
|
pt[3].X = x4;
|
|
pt[3].Y = y4;
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
|
|
retval = draw_polybezier(graphics, pen, pt, 4, TRUE);
|
|
|
|
restore_dc(graphics, save_state);
|
|
|
|
return retval;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawBezierI(GpGraphics *graphics, GpPen *pen, INT x1,
|
|
INT y1, INT x2, INT y2, INT x3, INT y3, INT x4, INT y4)
|
|
{
|
|
INT save_state;
|
|
GpPointF pt[4];
|
|
GpStatus retval;
|
|
|
|
TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d)\n", graphics, pen, x1, y1,
|
|
x2, y2, x3, y3, x4, y4);
|
|
|
|
if(!graphics || !pen)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
pt[0].X = x1;
|
|
pt[0].Y = y1;
|
|
pt[1].X = x2;
|
|
pt[1].Y = y2;
|
|
pt[2].X = x3;
|
|
pt[2].Y = y3;
|
|
pt[3].X = x4;
|
|
pt[3].Y = y4;
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
|
|
retval = draw_polybezier(graphics, pen, pt, 4, TRUE);
|
|
|
|
restore_dc(graphics, save_state);
|
|
|
|
return retval;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawBeziers(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPointF *points, INT count)
|
|
{
|
|
INT i;
|
|
GpStatus ret;
|
|
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
|
|
|
|
if(!graphics || !pen || !points || (count <= 0))
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
for(i = 0; i < floor(count / 4); i++){
|
|
ret = GdipDrawBezier(graphics, pen,
|
|
points[4*i].X, points[4*i].Y,
|
|
points[4*i + 1].X, points[4*i + 1].Y,
|
|
points[4*i + 2].X, points[4*i + 2].Y,
|
|
points[4*i + 3].X, points[4*i + 3].Y);
|
|
if(ret != Ok)
|
|
return ret;
|
|
}
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawBeziersI(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPoint *points, INT count)
|
|
{
|
|
GpPointF *pts;
|
|
GpStatus ret;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
|
|
|
|
if(!graphics || !pen || !points || (count <= 0))
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
pts = GdipAlloc(sizeof(GpPointF) * count);
|
|
if(!pts)
|
|
return OutOfMemory;
|
|
|
|
for(i = 0; i < count; i++){
|
|
pts[i].X = (REAL)points[i].X;
|
|
pts[i].Y = (REAL)points[i].Y;
|
|
}
|
|
|
|
ret = GdipDrawBeziers(graphics,pen,pts,count);
|
|
|
|
GdipFree(pts);
|
|
|
|
return ret;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawClosedCurve(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPointF *points, INT count)
|
|
{
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
|
|
|
|
return GdipDrawClosedCurve2(graphics, pen, points, count, 1.0);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawClosedCurveI(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPoint *points, INT count)
|
|
{
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
|
|
|
|
return GdipDrawClosedCurve2I(graphics, pen, points, count, 1.0);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawClosedCurve2(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPointF *points, INT count, REAL tension)
|
|
{
|
|
GpPath *path;
|
|
GpStatus stat;
|
|
|
|
TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
|
|
|
|
if(!graphics || !pen || !points || count <= 0)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if((stat = GdipCreatePath(FillModeAlternate, &path)) != Ok)
|
|
return stat;
|
|
|
|
stat = GdipAddPathClosedCurve2(path, points, count, tension);
|
|
if(stat != Ok){
|
|
GdipDeletePath(path);
|
|
return stat;
|
|
}
|
|
|
|
stat = GdipDrawPath(graphics, pen, path);
|
|
|
|
GdipDeletePath(path);
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawClosedCurve2I(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPoint *points, INT count, REAL tension)
|
|
{
|
|
GpPointF *ptf;
|
|
GpStatus stat;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
|
|
|
|
if(!points || count <= 0)
|
|
return InvalidParameter;
|
|
|
|
ptf = GdipAlloc(sizeof(GpPointF)*count);
|
|
if(!ptf)
|
|
return OutOfMemory;
|
|
|
|
for(i = 0; i < count; i++){
|
|
ptf[i].X = (REAL)points[i].X;
|
|
ptf[i].Y = (REAL)points[i].Y;
|
|
}
|
|
|
|
stat = GdipDrawClosedCurve2(graphics, pen, ptf, count, tension);
|
|
|
|
GdipFree(ptf);
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawCurve(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPointF *points, INT count)
|
|
{
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
|
|
|
|
return GdipDrawCurve2(graphics,pen,points,count,1.0);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawCurveI(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPoint *points, INT count)
|
|
{
|
|
GpPointF *pointsF;
|
|
GpStatus ret;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
|
|
|
|
if(!points)
|
|
return InvalidParameter;
|
|
|
|
pointsF = GdipAlloc(sizeof(GpPointF)*count);
|
|
if(!pointsF)
|
|
return OutOfMemory;
|
|
|
|
for(i = 0; i < count; i++){
|
|
pointsF[i].X = (REAL)points[i].X;
|
|
pointsF[i].Y = (REAL)points[i].Y;
|
|
}
|
|
|
|
ret = GdipDrawCurve(graphics,pen,pointsF,count);
|
|
GdipFree(pointsF);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* Approximates cardinal spline with Bezier curves. */
|
|
GpStatus WINGDIPAPI GdipDrawCurve2(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPointF *points, INT count, REAL tension)
|
|
{
|
|
/* PolyBezier expects count*3-2 points. */
|
|
INT i, len_pt = count*3-2, save_state;
|
|
GpPointF *pt;
|
|
REAL x1, x2, y1, y2;
|
|
GpStatus retval;
|
|
|
|
TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
|
|
|
|
if(!graphics || !pen)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if(count < 2)
|
|
return InvalidParameter;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
pt = GdipAlloc(len_pt * sizeof(GpPointF));
|
|
if(!pt)
|
|
return OutOfMemory;
|
|
|
|
tension = tension * TENSION_CONST;
|
|
|
|
calc_curve_bezier_endp(points[0].X, points[0].Y, points[1].X, points[1].Y,
|
|
tension, &x1, &y1);
|
|
|
|
pt[0].X = points[0].X;
|
|
pt[0].Y = points[0].Y;
|
|
pt[1].X = x1;
|
|
pt[1].Y = y1;
|
|
|
|
for(i = 0; i < count-2; i++){
|
|
calc_curve_bezier(&(points[i]), tension, &x1, &y1, &x2, &y2);
|
|
|
|
pt[3*i+2].X = x1;
|
|
pt[3*i+2].Y = y1;
|
|
pt[3*i+3].X = points[i+1].X;
|
|
pt[3*i+3].Y = points[i+1].Y;
|
|
pt[3*i+4].X = x2;
|
|
pt[3*i+4].Y = y2;
|
|
}
|
|
|
|
calc_curve_bezier_endp(points[count-1].X, points[count-1].Y,
|
|
points[count-2].X, points[count-2].Y, tension, &x1, &y1);
|
|
|
|
pt[len_pt-2].X = x1;
|
|
pt[len_pt-2].Y = y1;
|
|
pt[len_pt-1].X = points[count-1].X;
|
|
pt[len_pt-1].Y = points[count-1].Y;
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
|
|
retval = draw_polybezier(graphics, pen, pt, len_pt, TRUE);
|
|
|
|
GdipFree(pt);
|
|
restore_dc(graphics, save_state);
|
|
|
|
return retval;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawCurve2I(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPoint *points, INT count, REAL tension)
|
|
{
|
|
GpPointF *pointsF;
|
|
GpStatus ret;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
|
|
|
|
if(!points)
|
|
return InvalidParameter;
|
|
|
|
pointsF = GdipAlloc(sizeof(GpPointF)*count);
|
|
if(!pointsF)
|
|
return OutOfMemory;
|
|
|
|
for(i = 0; i < count; i++){
|
|
pointsF[i].X = (REAL)points[i].X;
|
|
pointsF[i].Y = (REAL)points[i].Y;
|
|
}
|
|
|
|
ret = GdipDrawCurve2(graphics,pen,pointsF,count,tension);
|
|
GdipFree(pointsF);
|
|
|
|
return ret;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawCurve3(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPointF *points, INT count, INT offset, INT numberOfSegments,
|
|
REAL tension)
|
|
{
|
|
TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics, pen, points, count, offset, numberOfSegments, tension);
|
|
|
|
if(offset >= count || numberOfSegments > count - offset - 1 || numberOfSegments <= 0){
|
|
return InvalidParameter;
|
|
}
|
|
|
|
return GdipDrawCurve2(graphics, pen, points + offset, numberOfSegments + 1, tension);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawCurve3I(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpPoint *points, INT count, INT offset, INT numberOfSegments,
|
|
REAL tension)
|
|
{
|
|
TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics, pen, points, count, offset, numberOfSegments, tension);
|
|
|
|
if(count < 0){
|
|
return OutOfMemory;
|
|
}
|
|
|
|
if(offset >= count || numberOfSegments > count - offset - 1 || numberOfSegments <= 0){
|
|
return InvalidParameter;
|
|
}
|
|
|
|
return GdipDrawCurve2I(graphics, pen, points + offset, numberOfSegments + 1, tension);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawEllipse(GpGraphics *graphics, GpPen *pen, REAL x,
|
|
REAL y, REAL width, REAL height)
|
|
{
|
|
INT save_state;
|
|
GpPointF ptf[2];
|
|
POINT pti[2];
|
|
|
|
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, width, height);
|
|
|
|
if(!graphics || !pen)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
ptf[0].X = x;
|
|
ptf[0].Y = y;
|
|
ptf[1].X = x + width;
|
|
ptf[1].Y = y + height;
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
|
|
|
|
transform_and_round_points(graphics, pti, ptf, 2);
|
|
|
|
Ellipse(graphics->hdc, pti[0].x, pti[0].y, pti[1].x, pti[1].y);
|
|
|
|
restore_dc(graphics, save_state);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawEllipseI(GpGraphics *graphics, GpPen *pen, INT x,
|
|
INT y, INT width, INT height)
|
|
{
|
|
TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x, y, width, height);
|
|
|
|
return GdipDrawEllipse(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
|
|
}
|
|
|
|
|
|
GpStatus WINGDIPAPI GdipDrawImage(GpGraphics *graphics, GpImage *image, REAL x, REAL y)
|
|
{
|
|
UINT width, height;
|
|
GpPointF points[3];
|
|
|
|
TRACE("(%p, %p, %.2f, %.2f)\n", graphics, image, x, y);
|
|
|
|
if(!graphics || !image)
|
|
return InvalidParameter;
|
|
|
|
GdipGetImageWidth(image, &width);
|
|
GdipGetImageHeight(image, &height);
|
|
|
|
/* FIXME: we should use the graphics and image dpi, somehow */
|
|
|
|
points[0].X = points[2].X = x;
|
|
points[0].Y = points[1].Y = y;
|
|
points[1].X = x + width;
|
|
points[2].Y = y + height;
|
|
|
|
return GdipDrawImagePointsRect(graphics, image, points, 3, 0, 0, width, height,
|
|
UnitPixel, NULL, NULL, NULL);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawImageI(GpGraphics *graphics, GpImage *image, INT x,
|
|
INT y)
|
|
{
|
|
TRACE("(%p, %p, %d, %d)\n", graphics, image, x, y);
|
|
|
|
return GdipDrawImage(graphics, image, (REAL)x, (REAL)y);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawImagePointRect(GpGraphics *graphics, GpImage *image,
|
|
REAL x, REAL y, REAL srcx, REAL srcy, REAL srcwidth, REAL srcheight,
|
|
GpUnit srcUnit)
|
|
{
|
|
GpPointF points[3];
|
|
TRACE("(%p, %p, %f, %f, %f, %f, %f, %f, %d)\n", graphics, image, x, y, srcx, srcy, srcwidth, srcheight, srcUnit);
|
|
|
|
points[0].X = points[2].X = x;
|
|
points[0].Y = points[1].Y = y;
|
|
|
|
/* FIXME: convert image coordinates to Graphics coordinates? */
|
|
points[1].X = x + srcwidth;
|
|
points[2].Y = y + srcheight;
|
|
|
|
return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy,
|
|
srcwidth, srcheight, srcUnit, NULL, NULL, NULL);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawImagePointRectI(GpGraphics *graphics, GpImage *image,
|
|
INT x, INT y, INT srcx, INT srcy, INT srcwidth, INT srcheight,
|
|
GpUnit srcUnit)
|
|
{
|
|
return GdipDrawImagePointRect(graphics, image, x, y, srcx, srcy, srcwidth, srcheight, srcUnit);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawImagePoints(GpGraphics *graphics, GpImage *image,
|
|
GDIPCONST GpPointF *dstpoints, INT count)
|
|
{
|
|
UINT width, height;
|
|
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, image, dstpoints, count);
|
|
|
|
if(!image)
|
|
return InvalidParameter;
|
|
|
|
GdipGetImageWidth(image, &width);
|
|
GdipGetImageHeight(image, &height);
|
|
|
|
return GdipDrawImagePointsRect(graphics, image, dstpoints, count, 0, 0,
|
|
width, height, UnitPixel, NULL, NULL, NULL);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawImagePointsI(GpGraphics *graphics, GpImage *image,
|
|
GDIPCONST GpPoint *dstpoints, INT count)
|
|
{
|
|
GpPointF ptf[3];
|
|
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, image, dstpoints, count);
|
|
|
|
if (count != 3 || !dstpoints)
|
|
return InvalidParameter;
|
|
|
|
ptf[0].X = (REAL)dstpoints[0].X;
|
|
ptf[0].Y = (REAL)dstpoints[0].Y;
|
|
ptf[1].X = (REAL)dstpoints[1].X;
|
|
ptf[1].Y = (REAL)dstpoints[1].Y;
|
|
ptf[2].X = (REAL)dstpoints[2].X;
|
|
ptf[2].Y = (REAL)dstpoints[2].Y;
|
|
|
|
return GdipDrawImagePoints(graphics, image, ptf, count);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawImagePointsRect(GpGraphics *graphics, GpImage *image,
|
|
GDIPCONST GpPointF *points, INT count, REAL srcx, REAL srcy, REAL srcwidth,
|
|
REAL srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes* imageAttributes,
|
|
DrawImageAbort callback, VOID * callbackData)
|
|
{
|
|
GpPointF ptf[4];
|
|
POINT pti[4];
|
|
REAL dx, dy;
|
|
GpStatus stat;
|
|
|
|
TRACE("(%p, %p, %p, %d, %f, %f, %f, %f, %d, %p, %p, %p)\n", graphics, image, points,
|
|
count, srcx, srcy, srcwidth, srcheight, srcUnit, imageAttributes, callback,
|
|
callbackData);
|
|
|
|
if (count > 3)
|
|
return NotImplemented;
|
|
|
|
if(!graphics || !image || !points || count != 3)
|
|
return InvalidParameter;
|
|
|
|
TRACE("%s %s %s\n", debugstr_pointf(&points[0]), debugstr_pointf(&points[1]),
|
|
debugstr_pointf(&points[2]));
|
|
|
|
memcpy(ptf, points, 3 * sizeof(GpPointF));
|
|
ptf[3].X = ptf[2].X + ptf[1].X - ptf[0].X;
|
|
ptf[3].Y = ptf[2].Y + ptf[1].Y - ptf[0].Y;
|
|
if (!srcwidth || !srcheight || ptf[3].X == ptf[0].X || ptf[3].Y == ptf[0].Y)
|
|
return Ok;
|
|
transform_and_round_points(graphics, pti, ptf, 4);
|
|
|
|
if (image->picture)
|
|
{
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
}
|
|
|
|
/* FIXME: partially implemented (only works for rectangular parallelograms) */
|
|
if(srcUnit == UnitInch)
|
|
dx = dy = (REAL) INCH_HIMETRIC;
|
|
else if(srcUnit == UnitPixel){
|
|
dx = ((REAL) INCH_HIMETRIC) /
|
|
((REAL) GetDeviceCaps(graphics->hdc, LOGPIXELSX));
|
|
dy = ((REAL) INCH_HIMETRIC) /
|
|
((REAL) GetDeviceCaps(graphics->hdc, LOGPIXELSY));
|
|
}
|
|
else
|
|
return NotImplemented;
|
|
|
|
if(IPicture_Render(image->picture, graphics->hdc,
|
|
pti[0].x, pti[0].y, pti[1].x - pti[0].x, pti[2].y - pti[0].y,
|
|
srcx * dx, srcy * dy,
|
|
srcwidth * dx, srcheight * dy,
|
|
NULL) != S_OK){
|
|
if(callback)
|
|
callback(callbackData);
|
|
return GenericError;
|
|
}
|
|
}
|
|
else if (image->type == ImageTypeBitmap)
|
|
{
|
|
GpBitmap* bitmap = (GpBitmap*)image;
|
|
int use_software=0;
|
|
|
|
if (srcUnit == UnitInch)
|
|
dx = dy = 96.0; /* FIXME: use the image resolution */
|
|
else if (srcUnit == UnitPixel)
|
|
dx = dy = 1.0;
|
|
else
|
|
return NotImplemented;
|
|
|
|
srcx = srcx * dx;
|
|
srcy = srcy * dy;
|
|
srcwidth = srcwidth * dx;
|
|
srcheight = srcheight * dy;
|
|
|
|
if (imageAttributes ||
|
|
(graphics->image && graphics->image->type == ImageTypeBitmap) ||
|
|
!((GpBitmap*)image)->hbitmap ||
|
|
ptf[1].Y != ptf[0].Y || ptf[2].X != ptf[0].X ||
|
|
ptf[1].X - ptf[0].X != srcwidth || ptf[2].Y - ptf[0].Y != srcheight ||
|
|
srcx < 0 || srcy < 0 ||
|
|
srcx + srcwidth > bitmap->width || srcy + srcheight > bitmap->height)
|
|
use_software = 1;
|
|
|
|
if (use_software)
|
|
{
|
|
RECT dst_area;
|
|
GpRect src_area;
|
|
int i, x, y, src_stride, dst_stride;
|
|
GpMatrix *dst_to_src;
|
|
REAL m11, m12, m21, m22, mdx, mdy;
|
|
LPBYTE src_data, dst_data;
|
|
BitmapData lockeddata;
|
|
InterpolationMode interpolation = graphics->interpolation;
|
|
GpPointF dst_to_src_points[3] = {{0.0, 0.0}, {1.0, 0.0}, {0.0, 1.0}};
|
|
REAL x_dx, x_dy, y_dx, y_dy;
|
|
static const GpImageAttributes defaultImageAttributes = {WrapModeClamp, 0, FALSE};
|
|
|
|
if (!imageAttributes)
|
|
imageAttributes = &defaultImageAttributes;
|
|
|
|
dst_area.left = dst_area.right = pti[0].x;
|
|
dst_area.top = dst_area.bottom = pti[0].y;
|
|
for (i=1; i<4; i++)
|
|
{
|
|
if (dst_area.left > pti[i].x) dst_area.left = pti[i].x;
|
|
if (dst_area.right < pti[i].x) dst_area.right = pti[i].x;
|
|
if (dst_area.top > pti[i].y) dst_area.top = pti[i].y;
|
|
if (dst_area.bottom < pti[i].y) dst_area.bottom = pti[i].y;
|
|
}
|
|
|
|
m11 = (ptf[1].X - ptf[0].X) / srcwidth;
|
|
m21 = (ptf[2].X - ptf[0].X) / srcheight;
|
|
mdx = ptf[0].X - m11 * srcx - m21 * srcy;
|
|
m12 = (ptf[1].Y - ptf[0].Y) / srcwidth;
|
|
m22 = (ptf[2].Y - ptf[0].Y) / srcheight;
|
|
mdy = ptf[0].Y - m12 * srcx - m22 * srcy;
|
|
|
|
stat = GdipCreateMatrix2(m11, m12, m21, m22, mdx, mdy, &dst_to_src);
|
|
if (stat != Ok) return stat;
|
|
|
|
stat = GdipInvertMatrix(dst_to_src);
|
|
if (stat != Ok)
|
|
{
|
|
GdipDeleteMatrix(dst_to_src);
|
|
return stat;
|
|
}
|
|
|
|
dst_data = GdipAlloc(sizeof(ARGB) * (dst_area.right - dst_area.left) * (dst_area.bottom - dst_area.top));
|
|
if (!dst_data)
|
|
{
|
|
GdipDeleteMatrix(dst_to_src);
|
|
return OutOfMemory;
|
|
}
|
|
|
|
dst_stride = sizeof(ARGB) * (dst_area.right - dst_area.left);
|
|
|
|
get_bitmap_sample_size(interpolation, imageAttributes->wrap,
|
|
bitmap, srcx, srcy, srcwidth, srcheight, &src_area);
|
|
|
|
src_data = GdipAlloc(sizeof(ARGB) * src_area.Width * src_area.Height);
|
|
if (!src_data)
|
|
{
|
|
GdipFree(dst_data);
|
|
GdipDeleteMatrix(dst_to_src);
|
|
return OutOfMemory;
|
|
}
|
|
src_stride = sizeof(ARGB) * src_area.Width;
|
|
|
|
/* Read the bits we need from the source bitmap into an ARGB buffer. */
|
|
lockeddata.Width = src_area.Width;
|
|
lockeddata.Height = src_area.Height;
|
|
lockeddata.Stride = src_stride;
|
|
lockeddata.PixelFormat = PixelFormat32bppARGB;
|
|
lockeddata.Scan0 = src_data;
|
|
|
|
stat = GdipBitmapLockBits(bitmap, &src_area, ImageLockModeRead|ImageLockModeUserInputBuf,
|
|
PixelFormat32bppARGB, &lockeddata);
|
|
|
|
if (stat == Ok)
|
|
stat = GdipBitmapUnlockBits(bitmap, &lockeddata);
|
|
|
|
if (stat != Ok)
|
|
{
|
|
if (src_data != dst_data)
|
|
GdipFree(src_data);
|
|
GdipFree(dst_data);
|
|
GdipDeleteMatrix(dst_to_src);
|
|
return OutOfMemory;
|
|
}
|
|
|
|
apply_image_attributes(imageAttributes, src_data,
|
|
src_area.Width, src_area.Height,
|
|
src_stride, ColorAdjustTypeBitmap);
|
|
|
|
/* Transform the bits as needed to the destination. */
|
|
GdipTransformMatrixPoints(dst_to_src, dst_to_src_points, 3);
|
|
|
|
x_dx = dst_to_src_points[1].X - dst_to_src_points[0].X;
|
|
x_dy = dst_to_src_points[1].Y - dst_to_src_points[0].Y;
|
|
y_dx = dst_to_src_points[2].X - dst_to_src_points[0].X;
|
|
y_dy = dst_to_src_points[2].Y - dst_to_src_points[0].Y;
|
|
|
|
for (x=dst_area.left; x<dst_area.right; x++)
|
|
{
|
|
for (y=dst_area.top; y<dst_area.bottom; y++)
|
|
{
|
|
GpPointF src_pointf;
|
|
ARGB *dst_color;
|
|
|
|
src_pointf.X = dst_to_src_points[0].X + x * x_dx + y * y_dx;
|
|
src_pointf.Y = dst_to_src_points[0].Y + x * x_dy + y * y_dy;
|
|
|
|
dst_color = (ARGB*)(dst_data + dst_stride * (y - dst_area.top) + sizeof(ARGB) * (x - dst_area.left));
|
|
|
|
if (src_pointf.X >= srcx && src_pointf.X < srcx + srcwidth && src_pointf.Y >= srcy && src_pointf.Y < srcy+srcheight)
|
|
*dst_color = resample_bitmap_pixel(&src_area, src_data, bitmap->width, bitmap->height, &src_pointf, imageAttributes, interpolation);
|
|
else
|
|
*dst_color = 0;
|
|
}
|
|
}
|
|
|
|
GdipDeleteMatrix(dst_to_src);
|
|
|
|
GdipFree(src_data);
|
|
|
|
stat = alpha_blend_pixels(graphics, dst_area.left, dst_area.top,
|
|
dst_data, dst_area.right - dst_area.left, dst_area.bottom - dst_area.top, dst_stride);
|
|
|
|
GdipFree(dst_data);
|
|
|
|
return stat;
|
|
}
|
|
else
|
|
{
|
|
HDC hdc;
|
|
int temp_hdc=0, temp_bitmap=0;
|
|
HBITMAP hbitmap, old_hbm=NULL;
|
|
|
|
if (!(bitmap->format == PixelFormat16bppRGB555 ||
|
|
bitmap->format == PixelFormat24bppRGB ||
|
|
bitmap->format == PixelFormat32bppRGB ||
|
|
bitmap->format == PixelFormat32bppPARGB))
|
|
{
|
|
BITMAPINFOHEADER bih;
|
|
BYTE *temp_bits;
|
|
PixelFormat dst_format;
|
|
|
|
/* we can't draw a bitmap of this format directly */
|
|
hdc = CreateCompatibleDC(0);
|
|
temp_hdc = 1;
|
|
temp_bitmap = 1;
|
|
|
|
bih.biSize = sizeof(BITMAPINFOHEADER);
|
|
bih.biWidth = bitmap->width;
|
|
bih.biHeight = -bitmap->height;
|
|
bih.biPlanes = 1;
|
|
bih.biBitCount = 32;
|
|
bih.biCompression = BI_RGB;
|
|
bih.biSizeImage = 0;
|
|
bih.biXPelsPerMeter = 0;
|
|
bih.biYPelsPerMeter = 0;
|
|
bih.biClrUsed = 0;
|
|
bih.biClrImportant = 0;
|
|
|
|
hbitmap = CreateDIBSection(hdc, (BITMAPINFO*)&bih, DIB_RGB_COLORS,
|
|
(void**)&temp_bits, NULL, 0);
|
|
|
|
if (bitmap->format & (PixelFormatAlpha|PixelFormatPAlpha))
|
|
dst_format = PixelFormat32bppPARGB;
|
|
else
|
|
dst_format = PixelFormat32bppRGB;
|
|
|
|
convert_pixels(bitmap->width, bitmap->height,
|
|
bitmap->width*4, temp_bits, dst_format,
|
|
bitmap->stride, bitmap->bits, bitmap->format,
|
|
bitmap->image.palette ? bitmap->image.palette->Entries : NULL);
|
|
}
|
|
else
|
|
{
|
|
hbitmap = bitmap->hbitmap;
|
|
hdc = bitmap->hdc;
|
|
temp_hdc = (hdc == 0);
|
|
}
|
|
|
|
if (temp_hdc)
|
|
{
|
|
if (!hdc) hdc = CreateCompatibleDC(0);
|
|
old_hbm = SelectObject(hdc, hbitmap);
|
|
}
|
|
|
|
if (bitmap->format & (PixelFormatAlpha|PixelFormatPAlpha))
|
|
{
|
|
gdi_alpha_blend(graphics, pti[0].x, pti[0].y, pti[1].x - pti[0].x, pti[2].y - pti[0].y,
|
|
hdc, srcx, srcy, srcwidth, srcheight);
|
|
}
|
|
else
|
|
{
|
|
StretchBlt(graphics->hdc, pti[0].x, pti[0].y, pti[1].x-pti[0].x, pti[2].y-pti[0].y,
|
|
hdc, srcx, srcy, srcwidth, srcheight, SRCCOPY);
|
|
}
|
|
|
|
if (temp_hdc)
|
|
{
|
|
SelectObject(hdc, old_hbm);
|
|
DeleteDC(hdc);
|
|
}
|
|
|
|
if (temp_bitmap)
|
|
DeleteObject(hbitmap);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ERR("GpImage with no IPicture or HBITMAP?!\n");
|
|
return NotImplemented;
|
|
}
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawImagePointsRectI(GpGraphics *graphics, GpImage *image,
|
|
GDIPCONST GpPoint *points, INT count, INT srcx, INT srcy, INT srcwidth,
|
|
INT srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes* imageAttributes,
|
|
DrawImageAbort callback, VOID * callbackData)
|
|
{
|
|
GpPointF pointsF[3];
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %p, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n", graphics, image, points, count,
|
|
srcx, srcy, srcwidth, srcheight, srcUnit, imageAttributes, callback,
|
|
callbackData);
|
|
|
|
if(!points || count!=3)
|
|
return InvalidParameter;
|
|
|
|
for(i = 0; i < count; i++){
|
|
pointsF[i].X = (REAL)points[i].X;
|
|
pointsF[i].Y = (REAL)points[i].Y;
|
|
}
|
|
|
|
return GdipDrawImagePointsRect(graphics, image, pointsF, count, (REAL)srcx, (REAL)srcy,
|
|
(REAL)srcwidth, (REAL)srcheight, srcUnit, imageAttributes,
|
|
callback, callbackData);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawImageRectRect(GpGraphics *graphics, GpImage *image,
|
|
REAL dstx, REAL dsty, REAL dstwidth, REAL dstheight, REAL srcx, REAL srcy,
|
|
REAL srcwidth, REAL srcheight, GpUnit srcUnit,
|
|
GDIPCONST GpImageAttributes* imageattr, DrawImageAbort callback,
|
|
VOID * callbackData)
|
|
{
|
|
GpPointF points[3];
|
|
|
|
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %d, %p, %p, %p)\n",
|
|
graphics, image, dstx, dsty, dstwidth, dstheight, srcx, srcy,
|
|
srcwidth, srcheight, srcUnit, imageattr, callback, callbackData);
|
|
|
|
points[0].X = dstx;
|
|
points[0].Y = dsty;
|
|
points[1].X = dstx + dstwidth;
|
|
points[1].Y = dsty;
|
|
points[2].X = dstx;
|
|
points[2].Y = dsty + dstheight;
|
|
|
|
return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy,
|
|
srcwidth, srcheight, srcUnit, imageattr, callback, callbackData);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawImageRectRectI(GpGraphics *graphics, GpImage *image,
|
|
INT dstx, INT dsty, INT dstwidth, INT dstheight, INT srcx, INT srcy,
|
|
INT srcwidth, INT srcheight, GpUnit srcUnit,
|
|
GDIPCONST GpImageAttributes* imageAttributes, DrawImageAbort callback,
|
|
VOID * callbackData)
|
|
{
|
|
GpPointF points[3];
|
|
|
|
TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n",
|
|
graphics, image, dstx, dsty, dstwidth, dstheight, srcx, srcy,
|
|
srcwidth, srcheight, srcUnit, imageAttributes, callback, callbackData);
|
|
|
|
points[0].X = dstx;
|
|
points[0].Y = dsty;
|
|
points[1].X = dstx + dstwidth;
|
|
points[1].Y = dsty;
|
|
points[2].X = dstx;
|
|
points[2].Y = dsty + dstheight;
|
|
|
|
return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy,
|
|
srcwidth, srcheight, srcUnit, imageAttributes, callback, callbackData);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawImageRect(GpGraphics *graphics, GpImage *image,
|
|
REAL x, REAL y, REAL width, REAL height)
|
|
{
|
|
RectF bounds;
|
|
GpUnit unit;
|
|
GpStatus ret;
|
|
|
|
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, image, x, y, width, height);
|
|
|
|
if(!graphics || !image)
|
|
return InvalidParameter;
|
|
|
|
ret = GdipGetImageBounds(image, &bounds, &unit);
|
|
if(ret != Ok)
|
|
return ret;
|
|
|
|
return GdipDrawImageRectRect(graphics, image, x, y, width, height,
|
|
bounds.X, bounds.Y, bounds.Width, bounds.Height,
|
|
unit, NULL, NULL, NULL);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawImageRectI(GpGraphics *graphics, GpImage *image,
|
|
INT x, INT y, INT width, INT height)
|
|
{
|
|
TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, image, x, y, width, height);
|
|
|
|
return GdipDrawImageRect(graphics, image, (REAL)x, (REAL)y, (REAL)width, (REAL)height);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawLine(GpGraphics *graphics, GpPen *pen, REAL x1,
|
|
REAL y1, REAL x2, REAL y2)
|
|
{
|
|
INT save_state;
|
|
GpPointF pt[2];
|
|
GpStatus retval;
|
|
|
|
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x1, y1, x2, y2);
|
|
|
|
if(!pen || !graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
pt[0].X = x1;
|
|
pt[0].Y = y1;
|
|
pt[1].X = x2;
|
|
pt[1].Y = y2;
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
|
|
retval = draw_polyline(graphics, pen, pt, 2, TRUE);
|
|
|
|
restore_dc(graphics, save_state);
|
|
|
|
return retval;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawLineI(GpGraphics *graphics, GpPen *pen, INT x1,
|
|
INT y1, INT x2, INT y2)
|
|
{
|
|
INT save_state;
|
|
GpPointF pt[2];
|
|
GpStatus retval;
|
|
|
|
TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x1, y1, x2, y2);
|
|
|
|
if(!pen || !graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
pt[0].X = (REAL)x1;
|
|
pt[0].Y = (REAL)y1;
|
|
pt[1].X = (REAL)x2;
|
|
pt[1].Y = (REAL)y2;
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
|
|
retval = draw_polyline(graphics, pen, pt, 2, TRUE);
|
|
|
|
restore_dc(graphics, save_state);
|
|
|
|
return retval;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawLines(GpGraphics *graphics, GpPen *pen, GDIPCONST
|
|
GpPointF *points, INT count)
|
|
{
|
|
INT save_state;
|
|
GpStatus retval;
|
|
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
|
|
|
|
if(!pen || !graphics || (count < 2))
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
|
|
retval = draw_polyline(graphics, pen, points, count, TRUE);
|
|
|
|
restore_dc(graphics, save_state);
|
|
|
|
return retval;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawLinesI(GpGraphics *graphics, GpPen *pen, GDIPCONST
|
|
GpPoint *points, INT count)
|
|
{
|
|
INT save_state;
|
|
GpStatus retval;
|
|
GpPointF *ptf = NULL;
|
|
int i;
|
|
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
|
|
|
|
if(!pen || !graphics || (count < 2))
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
ptf = GdipAlloc(count * sizeof(GpPointF));
|
|
if(!ptf) return OutOfMemory;
|
|
|
|
for(i = 0; i < count; i ++){
|
|
ptf[i].X = (REAL) points[i].X;
|
|
ptf[i].Y = (REAL) points[i].Y;
|
|
}
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
|
|
retval = draw_polyline(graphics, pen, ptf, count, TRUE);
|
|
|
|
restore_dc(graphics, save_state);
|
|
|
|
GdipFree(ptf);
|
|
return retval;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawPath(GpGraphics *graphics, GpPen *pen, GpPath *path)
|
|
{
|
|
INT save_state;
|
|
GpStatus retval;
|
|
|
|
TRACE("(%p, %p, %p)\n", graphics, pen, path);
|
|
|
|
if(!pen || !graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
|
|
retval = draw_poly(graphics, pen, path->pathdata.Points,
|
|
path->pathdata.Types, path->pathdata.Count, TRUE);
|
|
|
|
restore_dc(graphics, save_state);
|
|
|
|
return retval;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawPie(GpGraphics *graphics, GpPen *pen, REAL x,
|
|
REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)
|
|
{
|
|
INT save_state;
|
|
|
|
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y,
|
|
width, height, startAngle, sweepAngle);
|
|
|
|
if(!graphics || !pen)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
|
|
|
|
draw_pie(graphics, x, y, width, height, startAngle, sweepAngle);
|
|
|
|
restore_dc(graphics, save_state);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawPieI(GpGraphics *graphics, GpPen *pen, INT x,
|
|
INT y, INT width, INT height, REAL startAngle, REAL sweepAngle)
|
|
{
|
|
TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics, pen, x, y,
|
|
width, height, startAngle, sweepAngle);
|
|
|
|
return GdipDrawPie(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawRectangle(GpGraphics *graphics, GpPen *pen, REAL x,
|
|
REAL y, REAL width, REAL height)
|
|
{
|
|
INT save_state;
|
|
GpPointF ptf[4];
|
|
POINT pti[4];
|
|
|
|
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, width, height);
|
|
|
|
if(!pen || !graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
ptf[0].X = x;
|
|
ptf[0].Y = y;
|
|
ptf[1].X = x + width;
|
|
ptf[1].Y = y;
|
|
ptf[2].X = x + width;
|
|
ptf[2].Y = y + height;
|
|
ptf[3].X = x;
|
|
ptf[3].Y = y + height;
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
|
|
|
|
transform_and_round_points(graphics, pti, ptf, 4);
|
|
Polygon(graphics->hdc, pti, 4);
|
|
|
|
restore_dc(graphics, save_state);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawRectangleI(GpGraphics *graphics, GpPen *pen, INT x,
|
|
INT y, INT width, INT height)
|
|
{
|
|
TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x, y, width, height);
|
|
|
|
return GdipDrawRectangle(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawRectangles(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpRectF* rects, INT count)
|
|
{
|
|
GpPointF *ptf;
|
|
POINT *pti;
|
|
INT save_state, i;
|
|
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, pen, rects, count);
|
|
|
|
if(!graphics || !pen || !rects || count < 1)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
ptf = GdipAlloc(4 * count * sizeof(GpPointF));
|
|
pti = GdipAlloc(4 * count * sizeof(POINT));
|
|
|
|
if(!ptf || !pti){
|
|
GdipFree(ptf);
|
|
GdipFree(pti);
|
|
return OutOfMemory;
|
|
}
|
|
|
|
for(i = 0; i < count; i++){
|
|
ptf[4 * i + 3].X = ptf[4 * i].X = rects[i].X;
|
|
ptf[4 * i + 1].Y = ptf[4 * i].Y = rects[i].Y;
|
|
ptf[4 * i + 2].X = ptf[4 * i + 1].X = rects[i].X + rects[i].Width;
|
|
ptf[4 * i + 3].Y = ptf[4 * i + 2].Y = rects[i].Y + rects[i].Height;
|
|
}
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
|
|
|
|
transform_and_round_points(graphics, pti, ptf, 4 * count);
|
|
|
|
for(i = 0; i < count; i++)
|
|
Polygon(graphics->hdc, &pti[4 * i], 4);
|
|
|
|
restore_dc(graphics, save_state);
|
|
|
|
GdipFree(ptf);
|
|
GdipFree(pti);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawRectanglesI(GpGraphics *graphics, GpPen *pen,
|
|
GDIPCONST GpRect* rects, INT count)
|
|
{
|
|
GpRectF *rectsF;
|
|
GpStatus ret;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, pen, rects, count);
|
|
|
|
if(!rects || count<=0)
|
|
return InvalidParameter;
|
|
|
|
rectsF = GdipAlloc(sizeof(GpRectF) * count);
|
|
if(!rectsF)
|
|
return OutOfMemory;
|
|
|
|
for(i = 0;i < count;i++){
|
|
rectsF[i].X = (REAL)rects[i].X;
|
|
rectsF[i].Y = (REAL)rects[i].Y;
|
|
rectsF[i].Width = (REAL)rects[i].Width;
|
|
rectsF[i].Height = (REAL)rects[i].Height;
|
|
}
|
|
|
|
ret = GdipDrawRectangles(graphics, pen, rectsF, count);
|
|
GdipFree(rectsF);
|
|
|
|
return ret;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillClosedCurve2(GpGraphics *graphics, GpBrush *brush,
|
|
GDIPCONST GpPointF *points, INT count, REAL tension, GpFillMode fill)
|
|
{
|
|
GpPath *path;
|
|
GpStatus stat;
|
|
|
|
TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics, brush, points,
|
|
count, tension, fill);
|
|
|
|
if(!graphics || !brush || !points)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if(count == 1) /* Do nothing */
|
|
return Ok;
|
|
|
|
stat = GdipCreatePath(fill, &path);
|
|
if(stat != Ok)
|
|
return stat;
|
|
|
|
stat = GdipAddPathClosedCurve2(path, points, count, tension);
|
|
if(stat != Ok){
|
|
GdipDeletePath(path);
|
|
return stat;
|
|
}
|
|
|
|
stat = GdipFillPath(graphics, brush, path);
|
|
if(stat != Ok){
|
|
GdipDeletePath(path);
|
|
return stat;
|
|
}
|
|
|
|
GdipDeletePath(path);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillClosedCurve2I(GpGraphics *graphics, GpBrush *brush,
|
|
GDIPCONST GpPoint *points, INT count, REAL tension, GpFillMode fill)
|
|
{
|
|
GpPointF *ptf;
|
|
GpStatus stat;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics, brush, points,
|
|
count, tension, fill);
|
|
|
|
if(!points || count == 0)
|
|
return InvalidParameter;
|
|
|
|
if(count == 1) /* Do nothing */
|
|
return Ok;
|
|
|
|
ptf = GdipAlloc(sizeof(GpPointF)*count);
|
|
if(!ptf)
|
|
return OutOfMemory;
|
|
|
|
for(i = 0;i < count;i++){
|
|
ptf[i].X = (REAL)points[i].X;
|
|
ptf[i].Y = (REAL)points[i].Y;
|
|
}
|
|
|
|
stat = GdipFillClosedCurve2(graphics, brush, ptf, count, tension, fill);
|
|
|
|
GdipFree(ptf);
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillClosedCurve(GpGraphics *graphics, GpBrush *brush,
|
|
GDIPCONST GpPointF *points, INT count)
|
|
{
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count);
|
|
return GdipFillClosedCurve2(graphics, brush, points, count,
|
|
0.5f, FillModeAlternate);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillClosedCurveI(GpGraphics *graphics, GpBrush *brush,
|
|
GDIPCONST GpPoint *points, INT count)
|
|
{
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count);
|
|
return GdipFillClosedCurve2I(graphics, brush, points, count,
|
|
0.5f, FillModeAlternate);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillEllipse(GpGraphics *graphics, GpBrush *brush, REAL x,
|
|
REAL y, REAL width, REAL height)
|
|
{
|
|
GpStatus stat;
|
|
GpPath *path;
|
|
|
|
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, brush, x, y, width, height);
|
|
|
|
if(!graphics || !brush)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
stat = GdipCreatePath(FillModeAlternate, &path);
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipAddPathEllipse(path, x, y, width, height);
|
|
|
|
if (stat == Ok)
|
|
stat = GdipFillPath(graphics, brush, path);
|
|
|
|
GdipDeletePath(path);
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillEllipseI(GpGraphics *graphics, GpBrush *brush, INT x,
|
|
INT y, INT width, INT height)
|
|
{
|
|
TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, brush, x, y, width, height);
|
|
|
|
return GdipFillEllipse(graphics,brush,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
|
|
}
|
|
|
|
static GpStatus GDI32_GdipFillPath(GpGraphics *graphics, GpBrush *brush, GpPath *path)
|
|
{
|
|
INT save_state;
|
|
GpStatus retval;
|
|
|
|
if(!graphics->hdc || !brush_can_fill_path(brush))
|
|
return NotImplemented;
|
|
|
|
save_state = SaveDC(graphics->hdc);
|
|
EndPath(graphics->hdc);
|
|
SetPolyFillMode(graphics->hdc, (path->fill == FillModeAlternate ? ALTERNATE
|
|
: WINDING));
|
|
|
|
BeginPath(graphics->hdc);
|
|
retval = draw_poly(graphics, NULL, path->pathdata.Points,
|
|
path->pathdata.Types, path->pathdata.Count, FALSE);
|
|
|
|
if(retval != Ok)
|
|
goto end;
|
|
|
|
EndPath(graphics->hdc);
|
|
brush_fill_path(graphics, brush);
|
|
|
|
retval = Ok;
|
|
|
|
end:
|
|
RestoreDC(graphics->hdc, save_state);
|
|
|
|
return retval;
|
|
}
|
|
|
|
static GpStatus SOFTWARE_GdipFillPath(GpGraphics *graphics, GpBrush *brush, GpPath *path)
|
|
{
|
|
GpStatus stat;
|
|
GpRegion *rgn;
|
|
|
|
if (!brush_can_fill_pixels(brush))
|
|
return NotImplemented;
|
|
|
|
/* FIXME: This could probably be done more efficiently without regions. */
|
|
|
|
stat = GdipCreateRegionPath(path, &rgn);
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipFillRegion(graphics, brush, rgn);
|
|
|
|
GdipDeleteRegion(rgn);
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillPath(GpGraphics *graphics, GpBrush *brush, GpPath *path)
|
|
{
|
|
GpStatus stat = NotImplemented;
|
|
|
|
TRACE("(%p, %p, %p)\n", graphics, brush, path);
|
|
|
|
if(!brush || !graphics || !path)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->image)
|
|
stat = GDI32_GdipFillPath(graphics, brush, path);
|
|
|
|
if (stat == NotImplemented)
|
|
stat = SOFTWARE_GdipFillPath(graphics, brush, path);
|
|
|
|
if (stat == NotImplemented)
|
|
{
|
|
FIXME("Not implemented for brushtype %i\n", brush->bt);
|
|
stat = Ok;
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillPie(GpGraphics *graphics, GpBrush *brush, REAL x,
|
|
REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)
|
|
{
|
|
GpStatus stat;
|
|
GpPath *path;
|
|
|
|
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n",
|
|
graphics, brush, x, y, width, height, startAngle, sweepAngle);
|
|
|
|
if(!graphics || !brush)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
stat = GdipCreatePath(FillModeAlternate, &path);
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipAddPathPie(path, x, y, width, height, startAngle, sweepAngle);
|
|
|
|
if (stat == Ok)
|
|
stat = GdipFillPath(graphics, brush, path);
|
|
|
|
GdipDeletePath(path);
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillPieI(GpGraphics *graphics, GpBrush *brush, INT x,
|
|
INT y, INT width, INT height, REAL startAngle, REAL sweepAngle)
|
|
{
|
|
TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n",
|
|
graphics, brush, x, y, width, height, startAngle, sweepAngle);
|
|
|
|
return GdipFillPie(graphics,brush,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillPolygon(GpGraphics *graphics, GpBrush *brush,
|
|
GDIPCONST GpPointF *points, INT count, GpFillMode fillMode)
|
|
{
|
|
GpStatus stat;
|
|
GpPath *path;
|
|
|
|
TRACE("(%p, %p, %p, %d, %d)\n", graphics, brush, points, count, fillMode);
|
|
|
|
if(!graphics || !brush || !points || !count)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
stat = GdipCreatePath(fillMode, &path);
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipAddPathPolygon(path, points, count);
|
|
|
|
if (stat == Ok)
|
|
stat = GdipFillPath(graphics, brush, path);
|
|
|
|
GdipDeletePath(path);
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillPolygonI(GpGraphics *graphics, GpBrush *brush,
|
|
GDIPCONST GpPoint *points, INT count, GpFillMode fillMode)
|
|
{
|
|
GpStatus stat;
|
|
GpPath *path;
|
|
|
|
TRACE("(%p, %p, %p, %d, %d)\n", graphics, brush, points, count, fillMode);
|
|
|
|
if(!graphics || !brush || !points || !count)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
stat = GdipCreatePath(fillMode, &path);
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipAddPathPolygonI(path, points, count);
|
|
|
|
if (stat == Ok)
|
|
stat = GdipFillPath(graphics, brush, path);
|
|
|
|
GdipDeletePath(path);
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillPolygon2(GpGraphics *graphics, GpBrush *brush,
|
|
GDIPCONST GpPointF *points, INT count)
|
|
{
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count);
|
|
|
|
return GdipFillPolygon(graphics, brush, points, count, FillModeAlternate);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillPolygon2I(GpGraphics *graphics, GpBrush *brush,
|
|
GDIPCONST GpPoint *points, INT count)
|
|
{
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count);
|
|
|
|
return GdipFillPolygonI(graphics, brush, points, count, FillModeAlternate);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillRectangle(GpGraphics *graphics, GpBrush *brush,
|
|
REAL x, REAL y, REAL width, REAL height)
|
|
{
|
|
GpStatus stat;
|
|
GpPath *path;
|
|
|
|
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, brush, x, y, width, height);
|
|
|
|
if(!graphics || !brush)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
stat = GdipCreatePath(FillModeAlternate, &path);
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipAddPathRectangle(path, x, y, width, height);
|
|
|
|
if (stat == Ok)
|
|
stat = GdipFillPath(graphics, brush, path);
|
|
|
|
GdipDeletePath(path);
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillRectangleI(GpGraphics *graphics, GpBrush *brush,
|
|
INT x, INT y, INT width, INT height)
|
|
{
|
|
TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, brush, x, y, width, height);
|
|
|
|
return GdipFillRectangle(graphics, brush, x, y, width, height);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillRectangles(GpGraphics *graphics, GpBrush *brush, GDIPCONST GpRectF *rects,
|
|
INT count)
|
|
{
|
|
GpStatus ret;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, brush, rects, count);
|
|
|
|
if(!rects)
|
|
return InvalidParameter;
|
|
|
|
for(i = 0; i < count; i++){
|
|
ret = GdipFillRectangle(graphics, brush, rects[i].X, rects[i].Y, rects[i].Width, rects[i].Height);
|
|
if(ret != Ok) return ret;
|
|
}
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFillRectanglesI(GpGraphics *graphics, GpBrush *brush, GDIPCONST GpRect *rects,
|
|
INT count)
|
|
{
|
|
GpRectF *rectsF;
|
|
GpStatus ret;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, brush, rects, count);
|
|
|
|
if(!rects || count <= 0)
|
|
return InvalidParameter;
|
|
|
|
rectsF = GdipAlloc(sizeof(GpRectF)*count);
|
|
if(!rectsF)
|
|
return OutOfMemory;
|
|
|
|
for(i = 0; i < count; i++){
|
|
rectsF[i].X = (REAL)rects[i].X;
|
|
rectsF[i].Y = (REAL)rects[i].Y;
|
|
rectsF[i].X = (REAL)rects[i].Width;
|
|
rectsF[i].Height = (REAL)rects[i].Height;
|
|
}
|
|
|
|
ret = GdipFillRectangles(graphics,brush,rectsF,count);
|
|
GdipFree(rectsF);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static GpStatus GDI32_GdipFillRegion(GpGraphics* graphics, GpBrush* brush,
|
|
GpRegion* region)
|
|
{
|
|
INT save_state;
|
|
GpStatus status;
|
|
HRGN hrgn;
|
|
RECT rc;
|
|
|
|
if(!graphics->hdc || !brush_can_fill_path(brush))
|
|
return NotImplemented;
|
|
|
|
status = GdipGetRegionHRgn(region, graphics, &hrgn);
|
|
if(status != Ok)
|
|
return status;
|
|
|
|
save_state = SaveDC(graphics->hdc);
|
|
EndPath(graphics->hdc);
|
|
|
|
ExtSelectClipRgn(graphics->hdc, hrgn, RGN_AND);
|
|
|
|
if (GetClipBox(graphics->hdc, &rc) != NULLREGION)
|
|
{
|
|
BeginPath(graphics->hdc);
|
|
Rectangle(graphics->hdc, rc.left, rc.top, rc.right, rc.bottom);
|
|
EndPath(graphics->hdc);
|
|
|
|
brush_fill_path(graphics, brush);
|
|
}
|
|
|
|
RestoreDC(graphics->hdc, save_state);
|
|
|
|
DeleteObject(hrgn);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
static GpStatus SOFTWARE_GdipFillRegion(GpGraphics *graphics, GpBrush *brush,
|
|
GpRegion* region)
|
|
{
|
|
GpStatus stat;
|
|
GpRegion *temp_region;
|
|
GpMatrix *world_to_device;
|
|
GpRectF graphics_bounds;
|
|
DWORD *pixel_data;
|
|
HRGN hregion;
|
|
RECT bound_rect;
|
|
GpRect gp_bound_rect;
|
|
|
|
if (!brush_can_fill_pixels(brush))
|
|
return NotImplemented;
|
|
|
|
stat = get_graphics_bounds(graphics, &graphics_bounds);
|
|
|
|
if (stat == Ok)
|
|
stat = GdipCloneRegion(region, &temp_region);
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = get_graphics_transform(graphics, CoordinateSpaceDevice,
|
|
CoordinateSpaceWorld, &world_to_device);
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipTransformRegion(temp_region, world_to_device);
|
|
|
|
GdipDeleteMatrix(world_to_device);
|
|
}
|
|
|
|
if (stat == Ok)
|
|
stat = GdipCombineRegionRect(temp_region, &graphics_bounds, CombineModeIntersect);
|
|
|
|
if (stat == Ok)
|
|
stat = GdipGetRegionHRgn(temp_region, NULL, &hregion);
|
|
|
|
GdipDeleteRegion(temp_region);
|
|
}
|
|
|
|
if (stat == Ok && GetRgnBox(hregion, &bound_rect) == NULLREGION)
|
|
{
|
|
DeleteObject(hregion);
|
|
return Ok;
|
|
}
|
|
|
|
if (stat == Ok)
|
|
{
|
|
gp_bound_rect.X = bound_rect.left;
|
|
gp_bound_rect.Y = bound_rect.top;
|
|
gp_bound_rect.Width = bound_rect.right - bound_rect.left;
|
|
gp_bound_rect.Height = bound_rect.bottom - bound_rect.top;
|
|
|
|
pixel_data = GdipAlloc(sizeof(*pixel_data) * gp_bound_rect.Width * gp_bound_rect.Height);
|
|
if (!pixel_data)
|
|
stat = OutOfMemory;
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = brush_fill_pixels(graphics, brush, pixel_data,
|
|
&gp_bound_rect, gp_bound_rect.Width);
|
|
|
|
if (stat == Ok)
|
|
stat = alpha_blend_pixels_hrgn(graphics, gp_bound_rect.X,
|
|
gp_bound_rect.Y, (BYTE*)pixel_data, gp_bound_rect.Width,
|
|
gp_bound_rect.Height, gp_bound_rect.Width * 4, hregion);
|
|
|
|
GdipFree(pixel_data);
|
|
}
|
|
|
|
DeleteObject(hregion);
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* GdipFillRegion [GDIPLUS.@]
|
|
*/
|
|
GpStatus WINGDIPAPI GdipFillRegion(GpGraphics* graphics, GpBrush* brush,
|
|
GpRegion* region)
|
|
{
|
|
GpStatus stat = NotImplemented;
|
|
|
|
TRACE("(%p, %p, %p)\n", graphics, brush, region);
|
|
|
|
if (!(graphics && brush && region))
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->image)
|
|
stat = GDI32_GdipFillRegion(graphics, brush, region);
|
|
|
|
if (stat == NotImplemented)
|
|
stat = SOFTWARE_GdipFillRegion(graphics, brush, region);
|
|
|
|
if (stat == NotImplemented)
|
|
{
|
|
FIXME("not implemented for brushtype %i\n", brush->bt);
|
|
stat = Ok;
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFlush(GpGraphics *graphics, GpFlushIntention intention)
|
|
{
|
|
TRACE("(%p,%u)\n", graphics, intention);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
/* We have no internal operation queue, so there's no need to clear it. */
|
|
|
|
if (graphics->hdc)
|
|
GdiFlush();
|
|
|
|
return Ok;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* GdipGetClipBounds [GDIPLUS.@]
|
|
*/
|
|
GpStatus WINGDIPAPI GdipGetClipBounds(GpGraphics *graphics, GpRectF *rect)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, rect);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
return GdipGetRegionBounds(graphics->clip, graphics, rect);
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* GdipGetClipBoundsI [GDIPLUS.@]
|
|
*/
|
|
GpStatus WINGDIPAPI GdipGetClipBoundsI(GpGraphics *graphics, GpRect *rect)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, rect);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
return GdipGetRegionBoundsI(graphics->clip, graphics, rect);
|
|
}
|
|
|
|
/* FIXME: Compositing mode is not used anywhere except the getter/setter. */
|
|
GpStatus WINGDIPAPI GdipGetCompositingMode(GpGraphics *graphics,
|
|
CompositingMode *mode)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, mode);
|
|
|
|
if(!graphics || !mode)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
*mode = graphics->compmode;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
/* FIXME: Compositing quality is not used anywhere except the getter/setter. */
|
|
GpStatus WINGDIPAPI GdipGetCompositingQuality(GpGraphics *graphics,
|
|
CompositingQuality *quality)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, quality);
|
|
|
|
if(!graphics || !quality)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
*quality = graphics->compqual;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
/* FIXME: Interpolation mode is not used anywhere except the getter/setter. */
|
|
GpStatus WINGDIPAPI GdipGetInterpolationMode(GpGraphics *graphics,
|
|
InterpolationMode *mode)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, mode);
|
|
|
|
if(!graphics || !mode)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
*mode = graphics->interpolation;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
/* FIXME: Need to handle color depths less than 24bpp */
|
|
GpStatus WINGDIPAPI GdipGetNearestColor(GpGraphics *graphics, ARGB* argb)
|
|
{
|
|
FIXME("(%p, %p): Passing color unmodified\n", graphics, argb);
|
|
|
|
if(!graphics || !argb)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetPageScale(GpGraphics *graphics, REAL *scale)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, scale);
|
|
|
|
if(!graphics || !scale)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
*scale = graphics->scale;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetPageUnit(GpGraphics *graphics, GpUnit *unit)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, unit);
|
|
|
|
if(!graphics || !unit)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
*unit = graphics->unit;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
/* FIXME: Pixel offset mode is not used anywhere except the getter/setter. */
|
|
GpStatus WINGDIPAPI GdipGetPixelOffsetMode(GpGraphics *graphics, PixelOffsetMode
|
|
*mode)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, mode);
|
|
|
|
if(!graphics || !mode)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
*mode = graphics->pixeloffset;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
/* FIXME: Smoothing mode is not used anywhere except the getter/setter. */
|
|
GpStatus WINGDIPAPI GdipGetSmoothingMode(GpGraphics *graphics, SmoothingMode *mode)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, mode);
|
|
|
|
if(!graphics || !mode)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
*mode = graphics->smoothing;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetTextContrast(GpGraphics *graphics, UINT *contrast)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, contrast);
|
|
|
|
if(!graphics || !contrast)
|
|
return InvalidParameter;
|
|
|
|
*contrast = graphics->textcontrast;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
/* FIXME: Text rendering hint is not used anywhere except the getter/setter. */
|
|
GpStatus WINGDIPAPI GdipGetTextRenderingHint(GpGraphics *graphics,
|
|
TextRenderingHint *hint)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, hint);
|
|
|
|
if(!graphics || !hint)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
*hint = graphics->texthint;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetVisibleClipBounds(GpGraphics *graphics, GpRectF *rect)
|
|
{
|
|
GpRegion *clip_rgn;
|
|
GpStatus stat;
|
|
|
|
TRACE("(%p, %p)\n", graphics, rect);
|
|
|
|
if(!graphics || !rect)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
/* intersect window and graphics clipping regions */
|
|
if((stat = GdipCreateRegion(&clip_rgn)) != Ok)
|
|
return stat;
|
|
|
|
if((stat = get_visible_clip_region(graphics, clip_rgn)) != Ok)
|
|
goto cleanup;
|
|
|
|
/* get bounds of the region */
|
|
stat = GdipGetRegionBounds(clip_rgn, graphics, rect);
|
|
|
|
cleanup:
|
|
GdipDeleteRegion(clip_rgn);
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetVisibleClipBoundsI(GpGraphics *graphics, GpRect *rect)
|
|
{
|
|
GpRectF rectf;
|
|
GpStatus stat;
|
|
|
|
TRACE("(%p, %p)\n", graphics, rect);
|
|
|
|
if(!graphics || !rect)
|
|
return InvalidParameter;
|
|
|
|
if((stat = GdipGetVisibleClipBounds(graphics, &rectf)) == Ok)
|
|
{
|
|
rect->X = roundr(rectf.X);
|
|
rect->Y = roundr(rectf.Y);
|
|
rect->Width = roundr(rectf.Width);
|
|
rect->Height = roundr(rectf.Height);
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetWorldTransform(GpGraphics *graphics, GpMatrix *matrix)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, matrix);
|
|
|
|
if(!graphics || !matrix)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
*matrix = *graphics->worldtrans;
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGraphicsClear(GpGraphics *graphics, ARGB color)
|
|
{
|
|
GpSolidFill *brush;
|
|
GpStatus stat;
|
|
GpRectF wnd_rect;
|
|
|
|
TRACE("(%p, %x)\n", graphics, color);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if((stat = GdipCreateSolidFill(color, &brush)) != Ok)
|
|
return stat;
|
|
|
|
if((stat = get_graphics_bounds(graphics, &wnd_rect)) != Ok){
|
|
GdipDeleteBrush((GpBrush*)brush);
|
|
return stat;
|
|
}
|
|
|
|
GdipFillRectangle(graphics, (GpBrush*)brush, wnd_rect.X, wnd_rect.Y,
|
|
wnd_rect.Width, wnd_rect.Height);
|
|
|
|
GdipDeleteBrush((GpBrush*)brush);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipIsClipEmpty(GpGraphics *graphics, BOOL *res)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, res);
|
|
|
|
if(!graphics || !res)
|
|
return InvalidParameter;
|
|
|
|
return GdipIsEmptyRegion(graphics->clip, graphics, res);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipIsVisiblePoint(GpGraphics *graphics, REAL x, REAL y, BOOL *result)
|
|
{
|
|
GpStatus stat;
|
|
GpRegion* rgn;
|
|
GpPointF pt;
|
|
|
|
TRACE("(%p, %.2f, %.2f, %p)\n", graphics, x, y, result);
|
|
|
|
if(!graphics || !result)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
pt.X = x;
|
|
pt.Y = y;
|
|
if((stat = GdipTransformPoints(graphics, CoordinateSpaceDevice,
|
|
CoordinateSpaceWorld, &pt, 1)) != Ok)
|
|
return stat;
|
|
|
|
if((stat = GdipCreateRegion(&rgn)) != Ok)
|
|
return stat;
|
|
|
|
if((stat = get_visible_clip_region(graphics, rgn)) != Ok)
|
|
goto cleanup;
|
|
|
|
stat = GdipIsVisibleRegionPoint(rgn, pt.X, pt.Y, graphics, result);
|
|
|
|
cleanup:
|
|
GdipDeleteRegion(rgn);
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipIsVisiblePointI(GpGraphics *graphics, INT x, INT y, BOOL *result)
|
|
{
|
|
return GdipIsVisiblePoint(graphics, (REAL)x, (REAL)y, result);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipIsVisibleRect(GpGraphics *graphics, REAL x, REAL y, REAL width, REAL height, BOOL *result)
|
|
{
|
|
GpStatus stat;
|
|
GpRegion* rgn;
|
|
GpPointF pts[2];
|
|
|
|
TRACE("(%p %.2f %.2f %.2f %.2f %p)\n", graphics, x, y, width, height, result);
|
|
|
|
if(!graphics || !result)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
pts[0].X = x;
|
|
pts[0].Y = y;
|
|
pts[1].X = x + width;
|
|
pts[1].Y = y + height;
|
|
|
|
if((stat = GdipTransformPoints(graphics, CoordinateSpaceDevice,
|
|
CoordinateSpaceWorld, pts, 2)) != Ok)
|
|
return stat;
|
|
|
|
pts[1].X -= pts[0].X;
|
|
pts[1].Y -= pts[0].Y;
|
|
|
|
if((stat = GdipCreateRegion(&rgn)) != Ok)
|
|
return stat;
|
|
|
|
if((stat = get_visible_clip_region(graphics, rgn)) != Ok)
|
|
goto cleanup;
|
|
|
|
stat = GdipIsVisibleRegionRect(rgn, pts[0].X, pts[0].Y, pts[1].X, pts[1].Y, graphics, result);
|
|
|
|
cleanup:
|
|
GdipDeleteRegion(rgn);
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipIsVisibleRectI(GpGraphics *graphics, INT x, INT y, INT width, INT height, BOOL *result)
|
|
{
|
|
return GdipIsVisibleRect(graphics, (REAL)x, (REAL)y, (REAL)width, (REAL)height, result);
|
|
}
|
|
|
|
GpStatus gdip_format_string(HDC hdc,
|
|
GDIPCONST WCHAR *string, INT length, GDIPCONST GpFont *font,
|
|
GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format,
|
|
gdip_format_string_callback callback, void *user_data)
|
|
{
|
|
WCHAR* stringdup;
|
|
int sum = 0, height = 0, fit, fitcpy, i, j, lret, nwidth,
|
|
nheight, lineend, lineno = 0;
|
|
RectF bounds;
|
|
StringAlignment halign;
|
|
GpStatus stat = Ok;
|
|
SIZE size;
|
|
HotkeyPrefix hkprefix;
|
|
INT *hotkeyprefix_offsets=NULL;
|
|
INT hotkeyprefix_count=0;
|
|
INT hotkeyprefix_pos=0, hotkeyprefix_end_pos=0;
|
|
int seen_prefix=0;
|
|
|
|
if(length == -1) length = lstrlenW(string);
|
|
|
|
stringdup = GdipAlloc((length + 1) * sizeof(WCHAR));
|
|
if(!stringdup) return OutOfMemory;
|
|
|
|
nwidth = roundr(rect->Width);
|
|
nheight = roundr(rect->Height);
|
|
|
|
if (rect->Width >= INT_MAX || rect->Width < 0.5) nwidth = INT_MAX;
|
|
if (rect->Height >= INT_MAX || rect->Height < 0.5) nheight = INT_MAX;
|
|
|
|
if (format)
|
|
hkprefix = format->hkprefix;
|
|
else
|
|
hkprefix = HotkeyPrefixNone;
|
|
|
|
if (hkprefix == HotkeyPrefixShow)
|
|
{
|
|
for (i=0; i<length; i++)
|
|
{
|
|
if (string[i] == '&')
|
|
hotkeyprefix_count++;
|
|
}
|
|
}
|
|
|
|
if (hotkeyprefix_count)
|
|
hotkeyprefix_offsets = GdipAlloc(sizeof(INT) * hotkeyprefix_count);
|
|
|
|
hotkeyprefix_count = 0;
|
|
|
|
for(i = 0, j = 0; i < length; i++){
|
|
/* FIXME: This makes the indexes passed to callback inaccurate. */
|
|
if(!isprintW(string[i]) && (string[i] != '\n'))
|
|
continue;
|
|
|
|
if (seen_prefix && hkprefix == HotkeyPrefixShow && string[i] != '&')
|
|
hotkeyprefix_offsets[hotkeyprefix_count++] = j;
|
|
else if (!seen_prefix && hkprefix != HotkeyPrefixNone && string[i] == '&')
|
|
{
|
|
seen_prefix = 1;
|
|
continue;
|
|
}
|
|
|
|
seen_prefix = 0;
|
|
|
|
stringdup[j] = string[i];
|
|
j++;
|
|
}
|
|
|
|
length = j;
|
|
|
|
if (format) halign = format->align;
|
|
else halign = StringAlignmentNear;
|
|
|
|
while(sum < length){
|
|
GetTextExtentExPointW(hdc, stringdup + sum, length - sum,
|
|
nwidth, &fit, NULL, &size);
|
|
fitcpy = fit;
|
|
|
|
if(fit == 0)
|
|
break;
|
|
|
|
for(lret = 0; lret < fit; lret++)
|
|
if(*(stringdup + sum + lret) == '\n')
|
|
break;
|
|
|
|
/* Line break code (may look strange, but it imitates windows). */
|
|
if(lret < fit)
|
|
lineend = fit = lret; /* this is not an off-by-one error */
|
|
else if(fit < (length - sum)){
|
|
if(*(stringdup + sum + fit) == ' ')
|
|
while(*(stringdup + sum + fit) == ' ')
|
|
fit++;
|
|
else
|
|
while(*(stringdup + sum + fit - 1) != ' '){
|
|
fit--;
|
|
|
|
if(*(stringdup + sum + fit) == '\t')
|
|
break;
|
|
|
|
if(fit == 0){
|
|
fit = fitcpy;
|
|
break;
|
|
}
|
|
}
|
|
lineend = fit;
|
|
while(*(stringdup + sum + lineend - 1) == ' ' ||
|
|
*(stringdup + sum + lineend - 1) == '\t')
|
|
lineend--;
|
|
}
|
|
else
|
|
lineend = fit;
|
|
|
|
GetTextExtentExPointW(hdc, stringdup + sum, lineend,
|
|
nwidth, &j, NULL, &size);
|
|
|
|
bounds.Width = size.cx;
|
|
|
|
if(height + size.cy > nheight)
|
|
bounds.Height = nheight - (height + size.cy);
|
|
else
|
|
bounds.Height = size.cy;
|
|
|
|
bounds.Y = rect->Y + height;
|
|
|
|
switch (halign)
|
|
{
|
|
case StringAlignmentNear:
|
|
default:
|
|
bounds.X = rect->X;
|
|
break;
|
|
case StringAlignmentCenter:
|
|
bounds.X = rect->X + (rect->Width/2) - (bounds.Width/2);
|
|
break;
|
|
case StringAlignmentFar:
|
|
bounds.X = rect->X + rect->Width - bounds.Width;
|
|
break;
|
|
}
|
|
|
|
for (hotkeyprefix_end_pos=hotkeyprefix_pos; hotkeyprefix_end_pos<hotkeyprefix_count; hotkeyprefix_end_pos++)
|
|
if (hotkeyprefix_offsets[hotkeyprefix_end_pos] >= sum + lineend)
|
|
break;
|
|
|
|
stat = callback(hdc, stringdup, sum, lineend,
|
|
font, rect, format, lineno, &bounds,
|
|
&hotkeyprefix_offsets[hotkeyprefix_pos],
|
|
hotkeyprefix_end_pos-hotkeyprefix_pos, user_data);
|
|
|
|
if (stat != Ok)
|
|
break;
|
|
|
|
sum += fit + (lret < fitcpy ? 1 : 0);
|
|
height += size.cy;
|
|
lineno++;
|
|
|
|
hotkeyprefix_pos = hotkeyprefix_end_pos;
|
|
|
|
if(height > nheight)
|
|
break;
|
|
|
|
/* Stop if this was a linewrap (but not if it was a linebreak). */
|
|
if((lret == fitcpy) && format && (format->attr & StringFormatFlagsNoWrap))
|
|
break;
|
|
}
|
|
|
|
GdipFree(stringdup);
|
|
GdipFree(hotkeyprefix_offsets);
|
|
|
|
return stat;
|
|
}
|
|
|
|
struct measure_ranges_args {
|
|
GpRegion **regions;
|
|
};
|
|
|
|
static GpStatus measure_ranges_callback(HDC hdc,
|
|
GDIPCONST WCHAR *string, INT index, INT length, GDIPCONST GpFont *font,
|
|
GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format,
|
|
INT lineno, const RectF *bounds, INT *underlined_indexes,
|
|
INT underlined_index_count, void *user_data)
|
|
{
|
|
int i;
|
|
GpStatus stat = Ok;
|
|
struct measure_ranges_args *args = user_data;
|
|
|
|
for (i=0; i<format->range_count; i++)
|
|
{
|
|
INT range_start = max(index, format->character_ranges[i].First);
|
|
INT range_end = min(index+length, format->character_ranges[i].First+format->character_ranges[i].Length);
|
|
if (range_start < range_end)
|
|
{
|
|
GpRectF range_rect;
|
|
SIZE range_size;
|
|
|
|
range_rect.Y = bounds->Y;
|
|
range_rect.Height = bounds->Height;
|
|
|
|
GetTextExtentExPointW(hdc, string + index, range_start - index,
|
|
INT_MAX, NULL, NULL, &range_size);
|
|
range_rect.X = bounds->X + range_size.cx;
|
|
|
|
GetTextExtentExPointW(hdc, string + index, range_end - index,
|
|
INT_MAX, NULL, NULL, &range_size);
|
|
range_rect.Width = (bounds->X + range_size.cx) - range_rect.X;
|
|
|
|
stat = GdipCombineRegionRect(args->regions[i], &range_rect, CombineModeUnion);
|
|
if (stat != Ok)
|
|
break;
|
|
}
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipMeasureCharacterRanges(GpGraphics* graphics,
|
|
GDIPCONST WCHAR* string, INT length, GDIPCONST GpFont* font,
|
|
GDIPCONST RectF* layoutRect, GDIPCONST GpStringFormat *stringFormat,
|
|
INT regionCount, GpRegion** regions)
|
|
{
|
|
GpStatus stat;
|
|
int i;
|
|
LOGFONTW lfw;
|
|
HFONT oldfont;
|
|
struct measure_ranges_args args;
|
|
HDC hdc, temp_hdc=NULL;
|
|
|
|
TRACE("(%p %s %d %p %s %p %d %p)\n", graphics, debugstr_w(string),
|
|
length, font, debugstr_rectf(layoutRect), stringFormat, regionCount, regions);
|
|
|
|
if (!(graphics && string && font && layoutRect && stringFormat && regions))
|
|
return InvalidParameter;
|
|
|
|
if (regionCount < stringFormat->range_count)
|
|
return InvalidParameter;
|
|
|
|
get_log_fontW(font, graphics, &lfw);
|
|
|
|
if(!graphics->hdc)
|
|
{
|
|
hdc = temp_hdc = CreateCompatibleDC(0);
|
|
if (!temp_hdc) return OutOfMemory;
|
|
}
|
|
else
|
|
hdc = graphics->hdc;
|
|
|
|
if (stringFormat->attr)
|
|
TRACE("may be ignoring some format flags: attr %x\n", stringFormat->attr);
|
|
|
|
oldfont = SelectObject(hdc, CreateFontIndirectW(&lfw));
|
|
|
|
for (i=0; i<stringFormat->range_count; i++)
|
|
{
|
|
stat = GdipSetEmpty(regions[i]);
|
|
if (stat != Ok)
|
|
return stat;
|
|
}
|
|
|
|
args.regions = regions;
|
|
|
|
stat = gdip_format_string(hdc, string, length, font, layoutRect, stringFormat,
|
|
measure_ranges_callback, &args);
|
|
|
|
DeleteObject(SelectObject(hdc, oldfont));
|
|
|
|
if (temp_hdc)
|
|
DeleteDC(temp_hdc);
|
|
|
|
return stat;
|
|
}
|
|
|
|
struct measure_string_args {
|
|
RectF *bounds;
|
|
INT *codepointsfitted;
|
|
INT *linesfilled;
|
|
REAL rel_width, rel_height;
|
|
};
|
|
|
|
static GpStatus measure_string_callback(HDC hdc,
|
|
GDIPCONST WCHAR *string, INT index, INT length, GDIPCONST GpFont *font,
|
|
GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format,
|
|
INT lineno, const RectF *bounds, INT *underlined_indexes,
|
|
INT underlined_index_count, void *user_data)
|
|
{
|
|
struct measure_string_args *args = user_data;
|
|
REAL new_width, new_height;
|
|
|
|
new_width = bounds->Width / args->rel_width;
|
|
new_height = (bounds->Height + bounds->Y - args->bounds->Y) / args->rel_height;
|
|
|
|
if (new_width > args->bounds->Width)
|
|
args->bounds->Width = new_width;
|
|
|
|
if (new_height > args->bounds->Height)
|
|
args->bounds->Height = new_height;
|
|
|
|
if (args->codepointsfitted)
|
|
*args->codepointsfitted = index + length;
|
|
|
|
if (args->linesfilled)
|
|
(*args->linesfilled)++;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
/* Find the smallest rectangle that bounds the text when it is printed in rect
|
|
* according to the format options listed in format. If rect has 0 width and
|
|
* height, then just find the smallest rectangle that bounds the text when it's
|
|
* printed at location (rect->X, rect-Y). */
|
|
GpStatus WINGDIPAPI GdipMeasureString(GpGraphics *graphics,
|
|
GDIPCONST WCHAR *string, INT length, GDIPCONST GpFont *font,
|
|
GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format, RectF *bounds,
|
|
INT *codepointsfitted, INT *linesfilled)
|
|
{
|
|
HFONT oldfont, gdifont;
|
|
struct measure_string_args args;
|
|
HDC temp_hdc=NULL, hdc;
|
|
GpPointF pt[3];
|
|
|
|
TRACE("(%p, %s, %i, %p, %s, %p, %p, %p, %p)\n", graphics,
|
|
debugstr_wn(string, length), length, font, debugstr_rectf(rect), format,
|
|
bounds, codepointsfitted, linesfilled);
|
|
|
|
if(!graphics || !string || !font || !rect || !bounds)
|
|
return InvalidParameter;
|
|
|
|
if(!graphics->hdc)
|
|
{
|
|
hdc = temp_hdc = CreateCompatibleDC(0);
|
|
if (!temp_hdc) return OutOfMemory;
|
|
}
|
|
else
|
|
hdc = graphics->hdc;
|
|
|
|
if(linesfilled) *linesfilled = 0;
|
|
if(codepointsfitted) *codepointsfitted = 0;
|
|
|
|
if(format)
|
|
TRACE("may be ignoring some format flags: attr %x\n", format->attr);
|
|
|
|
pt[0].X = 0.0;
|
|
pt[0].Y = 0.0;
|
|
pt[1].X = 1.0;
|
|
pt[1].Y = 0.0;
|
|
pt[2].X = 0.0;
|
|
pt[2].Y = 1.0;
|
|
GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, pt, 3);
|
|
args.rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+
|
|
(pt[1].X-pt[0].X)*(pt[1].X-pt[0].X));
|
|
args.rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+
|
|
(pt[2].X-pt[0].X)*(pt[2].X-pt[0].X));
|
|
|
|
get_font_hfont(graphics, font, &gdifont);
|
|
oldfont = SelectObject(hdc, gdifont);
|
|
|
|
bounds->X = rect->X;
|
|
bounds->Y = rect->Y;
|
|
bounds->Width = 0.0;
|
|
bounds->Height = 0.0;
|
|
|
|
args.bounds = bounds;
|
|
args.codepointsfitted = codepointsfitted;
|
|
args.linesfilled = linesfilled;
|
|
|
|
gdip_format_string(hdc, string, length, font, rect, format,
|
|
measure_string_callback, &args);
|
|
|
|
SelectObject(hdc, oldfont);
|
|
DeleteObject(gdifont);
|
|
|
|
if (temp_hdc)
|
|
DeleteDC(temp_hdc);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
struct draw_string_args {
|
|
GpGraphics *graphics;
|
|
GDIPCONST GpBrush *brush;
|
|
REAL x, y, rel_width, rel_height, ascent;
|
|
};
|
|
|
|
static GpStatus draw_string_callback(HDC hdc,
|
|
GDIPCONST WCHAR *string, INT index, INT length, GDIPCONST GpFont *font,
|
|
GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format,
|
|
INT lineno, const RectF *bounds, INT *underlined_indexes,
|
|
INT underlined_index_count, void *user_data)
|
|
{
|
|
struct draw_string_args *args = user_data;
|
|
PointF position;
|
|
GpStatus stat;
|
|
|
|
position.X = args->x + bounds->X / args->rel_width;
|
|
position.Y = args->y + bounds->Y / args->rel_height + args->ascent;
|
|
|
|
stat = GdipDrawDriverString(args->graphics, &string[index], length, font,
|
|
args->brush, &position,
|
|
DriverStringOptionsCmapLookup|DriverStringOptionsRealizedAdvance, NULL);
|
|
|
|
if (stat == Ok && underlined_index_count)
|
|
{
|
|
OUTLINETEXTMETRICW otm;
|
|
REAL underline_y, underline_height;
|
|
int i;
|
|
|
|
GetOutlineTextMetricsW(hdc, sizeof(otm), &otm);
|
|
|
|
underline_height = otm.otmsUnderscoreSize / args->rel_height;
|
|
underline_y = position.Y - otm.otmsUnderscorePosition / args->rel_height - underline_height / 2;
|
|
|
|
for (i=0; i<underlined_index_count; i++)
|
|
{
|
|
REAL start_x, end_x;
|
|
SIZE text_size;
|
|
INT ofs = underlined_indexes[i] - index;
|
|
|
|
GetTextExtentExPointW(hdc, string + index, ofs, INT_MAX, NULL, NULL, &text_size);
|
|
start_x = text_size.cx / args->rel_width;
|
|
|
|
GetTextExtentExPointW(hdc, string + index, ofs+1, INT_MAX, NULL, NULL, &text_size);
|
|
end_x = text_size.cx / args->rel_width;
|
|
|
|
GdipFillRectangle(args->graphics, (GpBrush*)args->brush, position.X+start_x, underline_y, end_x-start_x, underline_height);
|
|
}
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawString(GpGraphics *graphics, GDIPCONST WCHAR *string,
|
|
INT length, GDIPCONST GpFont *font, GDIPCONST RectF *rect,
|
|
GDIPCONST GpStringFormat *format, GDIPCONST GpBrush *brush)
|
|
{
|
|
HRGN rgn = NULL;
|
|
HFONT gdifont;
|
|
GpPointF pt[3], rectcpy[4];
|
|
POINT corners[4];
|
|
REAL rel_width, rel_height;
|
|
INT save_state;
|
|
REAL offsety = 0.0;
|
|
struct draw_string_args args;
|
|
RectF scaled_rect;
|
|
HDC hdc, temp_hdc=NULL;
|
|
TEXTMETRICW textmetric;
|
|
|
|
TRACE("(%p, %s, %i, %p, %s, %p, %p)\n", graphics, debugstr_wn(string, length),
|
|
length, font, debugstr_rectf(rect), format, brush);
|
|
|
|
if(!graphics || !string || !font || !brush || !rect)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->hdc)
|
|
{
|
|
hdc = graphics->hdc;
|
|
}
|
|
else
|
|
{
|
|
hdc = temp_hdc = CreateCompatibleDC(0);
|
|
}
|
|
|
|
if(format){
|
|
TRACE("may be ignoring some format flags: attr %x\n", format->attr);
|
|
|
|
/* Should be no need to explicitly test for StringAlignmentNear as
|
|
* that is default behavior if no alignment is passed. */
|
|
if(format->vertalign != StringAlignmentNear){
|
|
RectF bounds, in_rect = *rect;
|
|
in_rect.Height = 0.0; /* avoid height clipping */
|
|
GdipMeasureString(graphics, string, length, font, &in_rect, format, &bounds, 0, 0);
|
|
|
|
TRACE("bounds %s\n", debugstr_rectf(&bounds));
|
|
|
|
if(format->vertalign == StringAlignmentCenter)
|
|
offsety = (rect->Height - bounds.Height) / 2;
|
|
else if(format->vertalign == StringAlignmentFar)
|
|
offsety = (rect->Height - bounds.Height);
|
|
}
|
|
TRACE("vertical align %d, offsety %f\n", format->vertalign, offsety);
|
|
}
|
|
|
|
save_state = SaveDC(hdc);
|
|
|
|
pt[0].X = 0.0;
|
|
pt[0].Y = 0.0;
|
|
pt[1].X = 1.0;
|
|
pt[1].Y = 0.0;
|
|
pt[2].X = 0.0;
|
|
pt[2].Y = 1.0;
|
|
GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, pt, 3);
|
|
rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+
|
|
(pt[1].X-pt[0].X)*(pt[1].X-pt[0].X));
|
|
rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+
|
|
(pt[2].X-pt[0].X)*(pt[2].X-pt[0].X));
|
|
|
|
rectcpy[3].X = rectcpy[0].X = rect->X;
|
|
rectcpy[1].Y = rectcpy[0].Y = rect->Y;
|
|
rectcpy[2].X = rectcpy[1].X = rect->X + rect->Width;
|
|
rectcpy[3].Y = rectcpy[2].Y = rect->Y + rect->Height;
|
|
transform_and_round_points(graphics, corners, rectcpy, 4);
|
|
|
|
scaled_rect.X = 0.0;
|
|
scaled_rect.Y = 0.0;
|
|
scaled_rect.Width = rel_width * rect->Width;
|
|
scaled_rect.Height = rel_height * rect->Height;
|
|
|
|
if (roundr(scaled_rect.Width) != 0 && roundr(scaled_rect.Height) != 0)
|
|
{
|
|
/* FIXME: If only the width or only the height is 0, we should probably still clip */
|
|
rgn = CreatePolygonRgn(corners, 4, ALTERNATE);
|
|
SelectClipRgn(hdc, rgn);
|
|
}
|
|
|
|
get_font_hfont(graphics, font, &gdifont);
|
|
SelectObject(hdc, gdifont);
|
|
|
|
args.graphics = graphics;
|
|
args.brush = brush;
|
|
|
|
args.x = rect->X;
|
|
args.y = rect->Y + offsety;
|
|
|
|
args.rel_width = rel_width;
|
|
args.rel_height = rel_height;
|
|
|
|
GetTextMetricsW(hdc, &textmetric);
|
|
args.ascent = textmetric.tmAscent / rel_height;
|
|
|
|
gdip_format_string(hdc, string, length, font, &scaled_rect, format,
|
|
draw_string_callback, &args);
|
|
|
|
DeleteObject(rgn);
|
|
DeleteObject(gdifont);
|
|
|
|
RestoreDC(hdc, save_state);
|
|
|
|
DeleteDC(temp_hdc);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipResetClip(GpGraphics *graphics)
|
|
{
|
|
TRACE("(%p)\n", graphics);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
return GdipSetInfinite(graphics->clip);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipResetWorldTransform(GpGraphics *graphics)
|
|
{
|
|
TRACE("(%p)\n", graphics);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
graphics->worldtrans->matrix[0] = 1.0;
|
|
graphics->worldtrans->matrix[1] = 0.0;
|
|
graphics->worldtrans->matrix[2] = 0.0;
|
|
graphics->worldtrans->matrix[3] = 1.0;
|
|
graphics->worldtrans->matrix[4] = 0.0;
|
|
graphics->worldtrans->matrix[5] = 0.0;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipRestoreGraphics(GpGraphics *graphics, GraphicsState state)
|
|
{
|
|
return GdipEndContainer(graphics, state);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipRotateWorldTransform(GpGraphics *graphics, REAL angle,
|
|
GpMatrixOrder order)
|
|
{
|
|
TRACE("(%p, %.2f, %d)\n", graphics, angle, order);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
return GdipRotateMatrix(graphics->worldtrans, angle, order);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSaveGraphics(GpGraphics *graphics, GraphicsState *state)
|
|
{
|
|
return GdipBeginContainer2(graphics, state);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipBeginContainer2(GpGraphics *graphics,
|
|
GraphicsContainer *state)
|
|
{
|
|
GraphicsContainerItem *container;
|
|
GpStatus sts;
|
|
|
|
TRACE("(%p, %p)\n", graphics, state);
|
|
|
|
if(!graphics || !state)
|
|
return InvalidParameter;
|
|
|
|
sts = init_container(&container, graphics);
|
|
if(sts != Ok)
|
|
return sts;
|
|
|
|
list_add_head(&graphics->containers, &container->entry);
|
|
*state = graphics->contid = container->contid;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipBeginContainer(GpGraphics *graphics, GDIPCONST GpRectF *dstrect, GDIPCONST GpRectF *srcrect, GpUnit unit, GraphicsContainer *state)
|
|
{
|
|
FIXME("(%p, %p, %p, %d, %p): stub\n", graphics, dstrect, srcrect, unit, state);
|
|
return NotImplemented;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipBeginContainerI(GpGraphics *graphics, GDIPCONST GpRect *dstrect, GDIPCONST GpRect *srcrect, GpUnit unit, GraphicsContainer *state)
|
|
{
|
|
FIXME("(%p, %p, %p, %d, %p): stub\n", graphics, dstrect, srcrect, unit, state);
|
|
return NotImplemented;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipComment(GpGraphics *graphics, UINT sizeData, GDIPCONST BYTE *data)
|
|
{
|
|
FIXME("(%p, %d, %p): stub\n", graphics, sizeData, data);
|
|
return NotImplemented;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipEndContainer(GpGraphics *graphics, GraphicsContainer state)
|
|
{
|
|
GpStatus sts;
|
|
GraphicsContainerItem *container, *container2;
|
|
|
|
TRACE("(%p, %x)\n", graphics, state);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
LIST_FOR_EACH_ENTRY(container, &graphics->containers, GraphicsContainerItem, entry){
|
|
if(container->contid == state)
|
|
break;
|
|
}
|
|
|
|
/* did not find a matching container */
|
|
if(&container->entry == &graphics->containers)
|
|
return Ok;
|
|
|
|
sts = restore_container(graphics, container);
|
|
if(sts != Ok)
|
|
return sts;
|
|
|
|
/* remove all of the containers on top of the found container */
|
|
LIST_FOR_EACH_ENTRY_SAFE(container, container2, &graphics->containers, GraphicsContainerItem, entry){
|
|
if(container->contid == state)
|
|
break;
|
|
list_remove(&container->entry);
|
|
delete_container(container);
|
|
}
|
|
|
|
list_remove(&container->entry);
|
|
delete_container(container);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipScaleWorldTransform(GpGraphics *graphics, REAL sx,
|
|
REAL sy, GpMatrixOrder order)
|
|
{
|
|
TRACE("(%p, %.2f, %.2f, %d)\n", graphics, sx, sy, order);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
return GdipScaleMatrix(graphics->worldtrans, sx, sy, order);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetClipGraphics(GpGraphics *graphics, GpGraphics *srcgraphics,
|
|
CombineMode mode)
|
|
{
|
|
TRACE("(%p, %p, %d)\n", graphics, srcgraphics, mode);
|
|
|
|
if(!graphics || !srcgraphics)
|
|
return InvalidParameter;
|
|
|
|
return GdipCombineRegionRegion(graphics->clip, srcgraphics->clip, mode);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetCompositingMode(GpGraphics *graphics,
|
|
CompositingMode mode)
|
|
{
|
|
TRACE("(%p, %d)\n", graphics, mode);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
graphics->compmode = mode;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetCompositingQuality(GpGraphics *graphics,
|
|
CompositingQuality quality)
|
|
{
|
|
TRACE("(%p, %d)\n", graphics, quality);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
graphics->compqual = quality;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetInterpolationMode(GpGraphics *graphics,
|
|
InterpolationMode mode)
|
|
{
|
|
TRACE("(%p, %d)\n", graphics, mode);
|
|
|
|
if(!graphics || mode == InterpolationModeInvalid || mode > InterpolationModeHighQualityBicubic)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (mode == InterpolationModeDefault || mode == InterpolationModeLowQuality)
|
|
mode = InterpolationModeBilinear;
|
|
|
|
if (mode == InterpolationModeHighQuality)
|
|
mode = InterpolationModeHighQualityBicubic;
|
|
|
|
graphics->interpolation = mode;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetPageScale(GpGraphics *graphics, REAL scale)
|
|
{
|
|
TRACE("(%p, %.2f)\n", graphics, scale);
|
|
|
|
if(!graphics || (scale <= 0.0))
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
graphics->scale = scale;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetPageUnit(GpGraphics *graphics, GpUnit unit)
|
|
{
|
|
TRACE("(%p, %d)\n", graphics, unit);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if(unit == UnitWorld)
|
|
return InvalidParameter;
|
|
|
|
graphics->unit = unit;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetPixelOffsetMode(GpGraphics *graphics, PixelOffsetMode
|
|
mode)
|
|
{
|
|
TRACE("(%p, %d)\n", graphics, mode);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
graphics->pixeloffset = mode;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetRenderingOrigin(GpGraphics *graphics, INT x, INT y)
|
|
{
|
|
static int calls;
|
|
|
|
TRACE("(%p,%i,%i)\n", graphics, x, y);
|
|
|
|
if (!(calls++))
|
|
FIXME("value is unused in rendering\n");
|
|
|
|
if (!graphics)
|
|
return InvalidParameter;
|
|
|
|
graphics->origin_x = x;
|
|
graphics->origin_y = y;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetRenderingOrigin(GpGraphics *graphics, INT *x, INT *y)
|
|
{
|
|
TRACE("(%p,%p,%p)\n", graphics, x, y);
|
|
|
|
if (!graphics || !x || !y)
|
|
return InvalidParameter;
|
|
|
|
*x = graphics->origin_x;
|
|
*y = graphics->origin_y;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetSmoothingMode(GpGraphics *graphics, SmoothingMode mode)
|
|
{
|
|
TRACE("(%p, %d)\n", graphics, mode);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
graphics->smoothing = mode;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetTextContrast(GpGraphics *graphics, UINT contrast)
|
|
{
|
|
TRACE("(%p, %d)\n", graphics, contrast);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
graphics->textcontrast = contrast;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetTextRenderingHint(GpGraphics *graphics,
|
|
TextRenderingHint hint)
|
|
{
|
|
TRACE("(%p, %d)\n", graphics, hint);
|
|
|
|
if(!graphics || hint > TextRenderingHintClearTypeGridFit)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
graphics->texthint = hint;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetWorldTransform(GpGraphics *graphics, GpMatrix *matrix)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, matrix);
|
|
|
|
if(!graphics || !matrix)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
GdipDeleteMatrix(graphics->worldtrans);
|
|
return GdipCloneMatrix(matrix, &graphics->worldtrans);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipTranslateWorldTransform(GpGraphics *graphics, REAL dx,
|
|
REAL dy, GpMatrixOrder order)
|
|
{
|
|
TRACE("(%p, %.2f, %.2f, %d)\n", graphics, dx, dy, order);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
return GdipTranslateMatrix(graphics->worldtrans, dx, dy, order);
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* GdipSetClipHrgn [GDIPLUS.@]
|
|
*/
|
|
GpStatus WINGDIPAPI GdipSetClipHrgn(GpGraphics *graphics, HRGN hrgn, CombineMode mode)
|
|
{
|
|
GpRegion *region;
|
|
GpStatus status;
|
|
|
|
TRACE("(%p, %p, %d)\n", graphics, hrgn, mode);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
status = GdipCreateRegionHrgn(hrgn, ®ion);
|
|
if(status != Ok)
|
|
return status;
|
|
|
|
status = GdipSetClipRegion(graphics, region, mode);
|
|
|
|
GdipDeleteRegion(region);
|
|
return status;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetClipPath(GpGraphics *graphics, GpPath *path, CombineMode mode)
|
|
{
|
|
TRACE("(%p, %p, %d)\n", graphics, path, mode);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
return GdipCombineRegionPath(graphics->clip, path, mode);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetClipRect(GpGraphics *graphics, REAL x, REAL y,
|
|
REAL width, REAL height,
|
|
CombineMode mode)
|
|
{
|
|
GpRectF rect;
|
|
|
|
TRACE("(%p, %.2f, %.2f, %.2f, %.2f, %d)\n", graphics, x, y, width, height, mode);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
rect.X = x;
|
|
rect.Y = y;
|
|
rect.Width = width;
|
|
rect.Height = height;
|
|
|
|
return GdipCombineRegionRect(graphics->clip, &rect, mode);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetClipRectI(GpGraphics *graphics, INT x, INT y,
|
|
INT width, INT height,
|
|
CombineMode mode)
|
|
{
|
|
TRACE("(%p, %d, %d, %d, %d, %d)\n", graphics, x, y, width, height, mode);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
return GdipSetClipRect(graphics, (REAL)x, (REAL)y, (REAL)width, (REAL)height, mode);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetClipRegion(GpGraphics *graphics, GpRegion *region,
|
|
CombineMode mode)
|
|
{
|
|
TRACE("(%p, %p, %d)\n", graphics, region, mode);
|
|
|
|
if(!graphics || !region)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
return GdipCombineRegionRegion(graphics->clip, region, mode);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetMetafileDownLevelRasterizationLimit(GpMetafile *metafile,
|
|
UINT limitDpi)
|
|
{
|
|
static int calls;
|
|
|
|
TRACE("(%p,%u)\n", metafile, limitDpi);
|
|
|
|
if(!(calls++))
|
|
FIXME("not implemented\n");
|
|
|
|
return NotImplemented;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawPolygon(GpGraphics *graphics,GpPen *pen,GDIPCONST GpPointF *points,
|
|
INT count)
|
|
{
|
|
INT save_state;
|
|
POINT *pti;
|
|
|
|
TRACE("(%p, %p, %d)\n", graphics, points, count);
|
|
|
|
if(!graphics || !pen || count<=0)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (!graphics->hdc)
|
|
{
|
|
FIXME("graphics object has no HDC\n");
|
|
return Ok;
|
|
}
|
|
|
|
pti = GdipAlloc(sizeof(POINT) * count);
|
|
|
|
save_state = prepare_dc(graphics, pen);
|
|
SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
|
|
|
|
transform_and_round_points(graphics, pti, (GpPointF*)points, count);
|
|
Polygon(graphics->hdc, pti, count);
|
|
|
|
restore_dc(graphics, save_state);
|
|
GdipFree(pti);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDrawPolygonI(GpGraphics *graphics,GpPen *pen,GDIPCONST GpPoint *points,
|
|
INT count)
|
|
{
|
|
GpStatus ret;
|
|
GpPointF *ptf;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
|
|
|
|
if(count<=0) return InvalidParameter;
|
|
ptf = GdipAlloc(sizeof(GpPointF) * count);
|
|
|
|
for(i = 0;i < count; i++){
|
|
ptf[i].X = (REAL)points[i].X;
|
|
ptf[i].Y = (REAL)points[i].Y;
|
|
}
|
|
|
|
ret = GdipDrawPolygon(graphics,pen,ptf,count);
|
|
GdipFree(ptf);
|
|
|
|
return ret;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetDpiX(GpGraphics *graphics, REAL* dpi)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, dpi);
|
|
|
|
if(!graphics || !dpi)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (graphics->image)
|
|
*dpi = graphics->image->xres;
|
|
else
|
|
*dpi = (REAL)GetDeviceCaps(graphics->hdc, LOGPIXELSX);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetDpiY(GpGraphics *graphics, REAL* dpi)
|
|
{
|
|
TRACE("(%p, %p)\n", graphics, dpi);
|
|
|
|
if(!graphics || !dpi)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (graphics->image)
|
|
*dpi = graphics->image->yres;
|
|
else
|
|
*dpi = (REAL)GetDeviceCaps(graphics->hdc, LOGPIXELSY);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipMultiplyWorldTransform(GpGraphics *graphics, GDIPCONST GpMatrix *matrix,
|
|
GpMatrixOrder order)
|
|
{
|
|
GpMatrix m;
|
|
GpStatus ret;
|
|
|
|
TRACE("(%p, %p, %d)\n", graphics, matrix, order);
|
|
|
|
if(!graphics || !matrix)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
m = *(graphics->worldtrans);
|
|
|
|
ret = GdipMultiplyMatrix(&m, matrix, order);
|
|
if(ret == Ok)
|
|
*(graphics->worldtrans) = m;
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* Color used to fill bitmaps so we can tell which parts have been drawn over by gdi32. */
|
|
static const COLORREF DC_BACKGROUND_KEY = 0x0c0b0d;
|
|
|
|
GpStatus WINGDIPAPI GdipGetDC(GpGraphics *graphics, HDC *hdc)
|
|
{
|
|
GpStatus stat=Ok;
|
|
|
|
TRACE("(%p, %p)\n", graphics, hdc);
|
|
|
|
if(!graphics || !hdc)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if (graphics->image && graphics->image->type == ImageTypeMetafile)
|
|
{
|
|
stat = METAFILE_GetDC((GpMetafile*)graphics->image, hdc);
|
|
}
|
|
else if (!graphics->hdc ||
|
|
(graphics->image && graphics->image->type == ImageTypeBitmap && ((GpBitmap*)graphics->image)->format & PixelFormatAlpha))
|
|
{
|
|
/* Create a fake HDC and fill it with a constant color. */
|
|
HDC temp_hdc;
|
|
HBITMAP hbitmap;
|
|
GpRectF bounds;
|
|
BITMAPINFOHEADER bmih;
|
|
int i;
|
|
|
|
stat = get_graphics_bounds(graphics, &bounds);
|
|
if (stat != Ok)
|
|
return stat;
|
|
|
|
graphics->temp_hbitmap_width = bounds.Width;
|
|
graphics->temp_hbitmap_height = bounds.Height;
|
|
|
|
bmih.biSize = sizeof(bmih);
|
|
bmih.biWidth = graphics->temp_hbitmap_width;
|
|
bmih.biHeight = -graphics->temp_hbitmap_height;
|
|
bmih.biPlanes = 1;
|
|
bmih.biBitCount = 32;
|
|
bmih.biCompression = BI_RGB;
|
|
bmih.biSizeImage = 0;
|
|
bmih.biXPelsPerMeter = 0;
|
|
bmih.biYPelsPerMeter = 0;
|
|
bmih.biClrUsed = 0;
|
|
bmih.biClrImportant = 0;
|
|
|
|
hbitmap = CreateDIBSection(NULL, (BITMAPINFO*)&bmih, DIB_RGB_COLORS,
|
|
(void**)&graphics->temp_bits, NULL, 0);
|
|
if (!hbitmap)
|
|
return GenericError;
|
|
|
|
temp_hdc = CreateCompatibleDC(0);
|
|
if (!temp_hdc)
|
|
{
|
|
DeleteObject(hbitmap);
|
|
return GenericError;
|
|
}
|
|
|
|
for (i=0; i<(graphics->temp_hbitmap_width * graphics->temp_hbitmap_height); i++)
|
|
((DWORD*)graphics->temp_bits)[i] = DC_BACKGROUND_KEY;
|
|
|
|
SelectObject(temp_hdc, hbitmap);
|
|
|
|
graphics->temp_hbitmap = hbitmap;
|
|
*hdc = graphics->temp_hdc = temp_hdc;
|
|
}
|
|
else
|
|
{
|
|
*hdc = graphics->hdc;
|
|
}
|
|
|
|
if (stat == Ok)
|
|
graphics->busy = TRUE;
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipReleaseDC(GpGraphics *graphics, HDC hdc)
|
|
{
|
|
GpStatus stat=Ok;
|
|
|
|
TRACE("(%p, %p)\n", graphics, hdc);
|
|
|
|
if(!graphics || !hdc || !graphics->busy)
|
|
return InvalidParameter;
|
|
|
|
if (graphics->image && graphics->image->type == ImageTypeMetafile)
|
|
{
|
|
stat = METAFILE_ReleaseDC((GpMetafile*)graphics->image, hdc);
|
|
}
|
|
else if (graphics->temp_hdc == hdc)
|
|
{
|
|
DWORD* pos;
|
|
int i;
|
|
|
|
/* Find the pixels that have changed, and mark them as opaque. */
|
|
pos = (DWORD*)graphics->temp_bits;
|
|
for (i=0; i<(graphics->temp_hbitmap_width * graphics->temp_hbitmap_height); i++)
|
|
{
|
|
if (*pos != DC_BACKGROUND_KEY)
|
|
{
|
|
*pos |= 0xff000000;
|
|
}
|
|
pos++;
|
|
}
|
|
|
|
/* Write the changed pixels to the real target. */
|
|
alpha_blend_pixels(graphics, 0, 0, graphics->temp_bits,
|
|
graphics->temp_hbitmap_width, graphics->temp_hbitmap_height,
|
|
graphics->temp_hbitmap_width * 4);
|
|
|
|
/* Clean up. */
|
|
DeleteDC(graphics->temp_hdc);
|
|
DeleteObject(graphics->temp_hbitmap);
|
|
graphics->temp_hdc = NULL;
|
|
graphics->temp_hbitmap = NULL;
|
|
}
|
|
else if (hdc != graphics->hdc)
|
|
{
|
|
stat = InvalidParameter;
|
|
}
|
|
|
|
if (stat == Ok)
|
|
graphics->busy = FALSE;
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetClip(GpGraphics *graphics, GpRegion *region)
|
|
{
|
|
GpRegion *clip;
|
|
GpStatus status;
|
|
|
|
TRACE("(%p, %p)\n", graphics, region);
|
|
|
|
if(!graphics || !region)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
if((status = GdipCloneRegion(graphics->clip, &clip)) != Ok)
|
|
return status;
|
|
|
|
/* free everything except root node and header */
|
|
delete_element(®ion->node);
|
|
memcpy(region, clip, sizeof(GpRegion));
|
|
GdipFree(clip);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
static GpStatus get_graphics_transform(GpGraphics *graphics, GpCoordinateSpace dst_space,
|
|
GpCoordinateSpace src_space, GpMatrix **matrix)
|
|
{
|
|
GpStatus stat = GdipCreateMatrix(matrix);
|
|
REAL unitscale;
|
|
|
|
if (dst_space != src_space && stat == Ok)
|
|
{
|
|
unitscale = convert_unit(graphics_res(graphics), graphics->unit);
|
|
|
|
if(graphics->unit != UnitDisplay)
|
|
unitscale *= graphics->scale;
|
|
|
|
/* transform from src_space to CoordinateSpacePage */
|
|
switch (src_space)
|
|
{
|
|
case CoordinateSpaceWorld:
|
|
GdipMultiplyMatrix(*matrix, graphics->worldtrans, MatrixOrderAppend);
|
|
break;
|
|
case CoordinateSpacePage:
|
|
break;
|
|
case CoordinateSpaceDevice:
|
|
GdipScaleMatrix(*matrix, 1.0/unitscale, 1.0/unitscale, MatrixOrderAppend);
|
|
break;
|
|
}
|
|
|
|
/* transform from CoordinateSpacePage to dst_space */
|
|
switch (dst_space)
|
|
{
|
|
case CoordinateSpaceWorld:
|
|
{
|
|
GpMatrix *inverted_transform;
|
|
stat = GdipCloneMatrix(graphics->worldtrans, &inverted_transform);
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipInvertMatrix(inverted_transform);
|
|
if (stat == Ok)
|
|
GdipMultiplyMatrix(*matrix, inverted_transform, MatrixOrderAppend);
|
|
GdipDeleteMatrix(inverted_transform);
|
|
}
|
|
break;
|
|
}
|
|
case CoordinateSpacePage:
|
|
break;
|
|
case CoordinateSpaceDevice:
|
|
GdipScaleMatrix(*matrix, unitscale, unitscale, MatrixOrderAppend);
|
|
break;
|
|
}
|
|
}
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipTransformPoints(GpGraphics *graphics, GpCoordinateSpace dst_space,
|
|
GpCoordinateSpace src_space, GpPointF *points, INT count)
|
|
{
|
|
GpMatrix *matrix;
|
|
GpStatus stat;
|
|
|
|
if(!graphics || !points || count <= 0)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
TRACE("(%p, %d, %d, %p, %d)\n", graphics, dst_space, src_space, points, count);
|
|
|
|
if (src_space == dst_space) return Ok;
|
|
|
|
stat = get_graphics_transform(graphics, dst_space, src_space, &matrix);
|
|
|
|
if (stat == Ok)
|
|
{
|
|
stat = GdipTransformMatrixPoints(matrix, points, count);
|
|
|
|
GdipDeleteMatrix(matrix);
|
|
}
|
|
|
|
return stat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipTransformPointsI(GpGraphics *graphics, GpCoordinateSpace dst_space,
|
|
GpCoordinateSpace src_space, GpPoint *points, INT count)
|
|
{
|
|
GpPointF *pointsF;
|
|
GpStatus ret;
|
|
INT i;
|
|
|
|
TRACE("(%p, %d, %d, %p, %d)\n", graphics, dst_space, src_space, points, count);
|
|
|
|
if(count <= 0)
|
|
return InvalidParameter;
|
|
|
|
pointsF = GdipAlloc(sizeof(GpPointF) * count);
|
|
if(!pointsF)
|
|
return OutOfMemory;
|
|
|
|
for(i = 0; i < count; i++){
|
|
pointsF[i].X = (REAL)points[i].X;
|
|
pointsF[i].Y = (REAL)points[i].Y;
|
|
}
|
|
|
|
ret = GdipTransformPoints(graphics, dst_space, src_space, pointsF, count);
|
|
|
|
if(ret == Ok)
|
|
for(i = 0; i < count; i++){
|
|
points[i].X = roundr(pointsF[i].X);
|
|
points[i].Y = roundr(pointsF[i].Y);
|
|
}
|
|
GdipFree(pointsF);
|
|
|
|
return ret;
|
|
}
|
|
|
|
HPALETTE WINGDIPAPI GdipCreateHalftonePalette(void)
|
|
{
|
|
static int calls;
|
|
|
|
TRACE("\n");
|
|
|
|
if (!calls++)
|
|
FIXME("stub\n");
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* GdipTranslateClip [GDIPLUS.@]
|
|
*/
|
|
GpStatus WINGDIPAPI GdipTranslateClip(GpGraphics *graphics, REAL dx, REAL dy)
|
|
{
|
|
TRACE("(%p, %.2f, %.2f)\n", graphics, dx, dy);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
return GdipTranslateRegion(graphics->clip, dx, dy);
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* GdipTranslateClipI [GDIPLUS.@]
|
|
*/
|
|
GpStatus WINGDIPAPI GdipTranslateClipI(GpGraphics *graphics, INT dx, INT dy)
|
|
{
|
|
TRACE("(%p, %d, %d)\n", graphics, dx, dy);
|
|
|
|
if(!graphics)
|
|
return InvalidParameter;
|
|
|
|
if(graphics->busy)
|
|
return ObjectBusy;
|
|
|
|
return GdipTranslateRegion(graphics->clip, (REAL)dx, (REAL)dy);
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
* GdipMeasureDriverString [GDIPLUS.@]
|
|
*/
|
|
GpStatus WINGDIPAPI GdipMeasureDriverString(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length,
|
|
GDIPCONST GpFont *font, GDIPCONST PointF *positions,
|
|
INT flags, GDIPCONST GpMatrix *matrix, RectF *boundingBox)
|
|
{
|
|
static const INT unsupported_flags = ~(DriverStringOptionsCmapLookup|DriverStringOptionsRealizedAdvance);
|
|
HFONT hfont;
|
|
HDC hdc;
|
|
REAL min_x, min_y, max_x, max_y, x, y;
|
|
int i;
|
|
TEXTMETRICW textmetric;
|
|
const WORD *glyph_indices;
|
|
WORD *dynamic_glyph_indices=NULL;
|
|
REAL rel_width, rel_height, ascent, descent;
|
|
GpPointF pt[3];
|
|
|
|
TRACE("(%p %p %d %p %p %d %p %p)\n", graphics, text, length, font, positions, flags, matrix, boundingBox);
|
|
|
|
if (!graphics || !text || !font || !positions || !boundingBox)
|
|
return InvalidParameter;
|
|
|
|
if (length == -1)
|
|
length = strlenW(text);
|
|
|
|
if (length == 0)
|
|
{
|
|
boundingBox->X = 0.0;
|
|
boundingBox->Y = 0.0;
|
|
boundingBox->Width = 0.0;
|
|
boundingBox->Height = 0.0;
|
|
}
|
|
|
|
if (flags & unsupported_flags)
|
|
FIXME("Ignoring flags %x\n", flags & unsupported_flags);
|
|
|
|
if (matrix)
|
|
FIXME("Ignoring matrix\n");
|
|
|
|
get_font_hfont(graphics, font, &hfont);
|
|
|
|
hdc = CreateCompatibleDC(0);
|
|
SelectObject(hdc, hfont);
|
|
|
|
GetTextMetricsW(hdc, &textmetric);
|
|
|
|
pt[0].X = 0.0;
|
|
pt[0].Y = 0.0;
|
|
pt[1].X = 1.0;
|
|
pt[1].Y = 0.0;
|
|
pt[2].X = 0.0;
|
|
pt[2].Y = 1.0;
|
|
GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, pt, 3);
|
|
rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+
|
|
(pt[1].X-pt[0].X)*(pt[1].X-pt[0].X));
|
|
rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+
|
|
(pt[2].X-pt[0].X)*(pt[2].X-pt[0].X));
|
|
|
|
if (flags & DriverStringOptionsCmapLookup)
|
|
{
|
|
glyph_indices = dynamic_glyph_indices = GdipAlloc(sizeof(WORD) * length);
|
|
if (!glyph_indices)
|
|
{
|
|
DeleteDC(hdc);
|
|
DeleteObject(hfont);
|
|
return OutOfMemory;
|
|
}
|
|
|
|
GetGlyphIndicesW(hdc, text, length, dynamic_glyph_indices, 0);
|
|
}
|
|
else
|
|
glyph_indices = text;
|
|
|
|
min_x = max_x = x = positions[0].X;
|
|
min_y = max_y = y = positions[0].Y;
|
|
|
|
ascent = textmetric.tmAscent / rel_height;
|
|
descent = textmetric.tmDescent / rel_height;
|
|
|
|
for (i=0; i<length; i++)
|
|
{
|
|
int char_width;
|
|
ABC abc;
|
|
|
|
if (!(flags & DriverStringOptionsRealizedAdvance))
|
|
{
|
|
x = positions[i].X;
|
|
y = positions[i].Y;
|
|
}
|
|
|
|
GetCharABCWidthsW(hdc, glyph_indices[i], glyph_indices[i], &abc);
|
|
char_width = abc.abcA + abc.abcB + abc.abcB;
|
|
|
|
if (min_y > y - ascent) min_y = y - ascent;
|
|
if (max_y < y + descent) max_y = y + descent;
|
|
if (min_x > x) min_x = x;
|
|
|
|
x += char_width / rel_width;
|
|
|
|
if (max_x < x) max_x = x;
|
|
}
|
|
|
|
GdipFree(dynamic_glyph_indices);
|
|
DeleteDC(hdc);
|
|
DeleteObject(hfont);
|
|
|
|
boundingBox->X = min_x;
|
|
boundingBox->Y = min_y;
|
|
boundingBox->Width = max_x - min_x;
|
|
boundingBox->Height = max_y - min_y;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
static GpStatus GDI32_GdipDrawDriverString(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length,
|
|
GDIPCONST GpFont *font, GDIPCONST GpBrush *brush,
|
|
GDIPCONST PointF *positions, INT flags,
|
|
GDIPCONST GpMatrix *matrix )
|
|
{
|
|
static const INT unsupported_flags = ~(DriverStringOptionsRealizedAdvance|DriverStringOptionsCmapLookup);
|
|
INT save_state;
|
|
GpPointF pt;
|
|
HFONT hfont;
|
|
UINT eto_flags=0;
|
|
|
|
if (flags & unsupported_flags)
|
|
FIXME("Ignoring flags %x\n", flags & unsupported_flags);
|
|
|
|
if (matrix)
|
|
FIXME("Ignoring matrix\n");
|
|
|
|
if (!(flags & DriverStringOptionsCmapLookup))
|
|
eto_flags |= ETO_GLYPH_INDEX;
|
|
|
|
save_state = SaveDC(graphics->hdc);
|
|
SetBkMode(graphics->hdc, TRANSPARENT);
|
|
SetTextColor(graphics->hdc, get_gdi_brush_color(brush));
|
|
|
|
pt = positions[0];
|
|
GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, &pt, 1);
|
|
|
|
get_font_hfont(graphics, font, &hfont);
|
|
SelectObject(graphics->hdc, hfont);
|
|
|
|
SetTextAlign(graphics->hdc, TA_BASELINE|TA_LEFT);
|
|
|
|
ExtTextOutW(graphics->hdc, roundr(pt.X), roundr(pt.Y), eto_flags, NULL, text, length, NULL);
|
|
|
|
RestoreDC(graphics->hdc, save_state);
|
|
|
|
DeleteObject(hfont);
|
|
|
|
return Ok;
|
|
}
|
|
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static GpStatus SOFTWARE_GdipDrawDriverString(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length,
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GDIPCONST GpFont *font, GDIPCONST GpBrush *brush,
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GDIPCONST PointF *positions, INT flags,
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GDIPCONST GpMatrix *matrix )
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{
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static const INT unsupported_flags = ~(DriverStringOptionsCmapLookup|DriverStringOptionsRealizedAdvance);
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GpStatus stat;
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PointF *real_positions, real_position;
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POINT *pti;
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HFONT hfont;
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HDC hdc;
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int min_x=INT_MAX, min_y=INT_MAX, max_x=INT_MIN, max_y=INT_MIN, i, x, y;
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DWORD max_glyphsize=0;
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GLYPHMETRICS glyphmetrics;
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static const MAT2 identity = {{0,1}, {0,0}, {0,0}, {0,1}};
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BYTE *glyph_mask;
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BYTE *text_mask;
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int text_mask_stride;
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BYTE *pixel_data;
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int pixel_data_stride;
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GpRect pixel_area;
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UINT ggo_flags = GGO_GRAY8_BITMAP;
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if (length <= 0)
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return Ok;
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if (!(flags & DriverStringOptionsCmapLookup))
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ggo_flags |= GGO_GLYPH_INDEX;
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if (flags & unsupported_flags)
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FIXME("Ignoring flags %x\n", flags & unsupported_flags);
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if (matrix)
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FIXME("Ignoring matrix\n");
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pti = GdipAlloc(sizeof(POINT) * length);
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if (!pti)
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return OutOfMemory;
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if (flags & DriverStringOptionsRealizedAdvance)
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{
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real_position = positions[0];
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transform_and_round_points(graphics, pti, &real_position, 1);
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}
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else
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{
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real_positions = GdipAlloc(sizeof(PointF) * length);
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if (!real_positions)
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{
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GdipFree(pti);
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return OutOfMemory;
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}
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memcpy(real_positions, positions, sizeof(PointF) * length);
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transform_and_round_points(graphics, pti, real_positions, length);
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GdipFree(real_positions);
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}
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get_font_hfont(graphics, font, &hfont);
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hdc = CreateCompatibleDC(0);
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SelectObject(hdc, hfont);
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/* Get the boundaries of the text to be drawn */
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for (i=0; i<length; i++)
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{
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DWORD glyphsize;
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int left, top, right, bottom;
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glyphsize = GetGlyphOutlineW(hdc, text[i], ggo_flags,
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&glyphmetrics, 0, NULL, &identity);
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if (glyphsize == GDI_ERROR)
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{
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ERR("GetGlyphOutlineW failed\n");
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GdipFree(pti);
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DeleteDC(hdc);
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DeleteObject(hfont);
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return GenericError;
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}
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if (glyphsize > max_glyphsize)
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max_glyphsize = glyphsize;
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left = pti[i].x + glyphmetrics.gmptGlyphOrigin.x;
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top = pti[i].y - glyphmetrics.gmptGlyphOrigin.y;
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right = pti[i].x + glyphmetrics.gmptGlyphOrigin.x + glyphmetrics.gmBlackBoxX;
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bottom = pti[i].y - glyphmetrics.gmptGlyphOrigin.y + glyphmetrics.gmBlackBoxY;
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if (left < min_x) min_x = left;
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if (top < min_y) min_y = top;
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if (right > max_x) max_x = right;
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if (bottom > max_y) max_y = bottom;
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if (i+1 < length && (flags & DriverStringOptionsRealizedAdvance) == DriverStringOptionsRealizedAdvance)
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{
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pti[i+1].x = pti[i].x + glyphmetrics.gmCellIncX;
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pti[i+1].y = pti[i].y + glyphmetrics.gmCellIncY;
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}
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}
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glyph_mask = GdipAlloc(max_glyphsize);
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text_mask = GdipAlloc((max_x - min_x) * (max_y - min_y));
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text_mask_stride = max_x - min_x;
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if (!(glyph_mask && text_mask))
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{
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GdipFree(glyph_mask);
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GdipFree(text_mask);
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GdipFree(pti);
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DeleteDC(hdc);
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DeleteObject(hfont);
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return OutOfMemory;
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}
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/* Generate a mask for the text */
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for (i=0; i<length; i++)
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{
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int left, top, stride;
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GetGlyphOutlineW(hdc, text[i], ggo_flags,
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&glyphmetrics, max_glyphsize, glyph_mask, &identity);
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left = pti[i].x + glyphmetrics.gmptGlyphOrigin.x;
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top = pti[i].y - glyphmetrics.gmptGlyphOrigin.y;
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stride = (glyphmetrics.gmBlackBoxX + 3) & (~3);
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for (y=0; y<glyphmetrics.gmBlackBoxY; y++)
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{
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BYTE *glyph_val = glyph_mask + y * stride;
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BYTE *text_val = text_mask + (left - min_x) + (top - min_y + y) * text_mask_stride;
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for (x=0; x<glyphmetrics.gmBlackBoxX; x++)
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{
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*text_val = min(64, *text_val + *glyph_val);
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glyph_val++;
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text_val++;
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}
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}
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}
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GdipFree(pti);
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DeleteDC(hdc);
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DeleteObject(hfont);
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GdipFree(glyph_mask);
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/* get the brush data */
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pixel_data = GdipAlloc(4 * (max_x - min_x) * (max_y - min_y));
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if (!pixel_data)
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{
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GdipFree(text_mask);
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return OutOfMemory;
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}
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pixel_area.X = min_x;
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pixel_area.Y = min_y;
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pixel_area.Width = max_x - min_x;
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pixel_area.Height = max_y - min_y;
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pixel_data_stride = pixel_area.Width * 4;
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stat = brush_fill_pixels(graphics, (GpBrush*)brush, (DWORD*)pixel_data, &pixel_area, pixel_area.Width);
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if (stat != Ok)
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{
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GdipFree(text_mask);
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GdipFree(pixel_data);
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return stat;
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}
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/* multiply the brush data by the mask */
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for (y=0; y<pixel_area.Height; y++)
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{
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BYTE *text_val = text_mask + text_mask_stride * y;
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BYTE *pixel_val = pixel_data + pixel_data_stride * y + 3;
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for (x=0; x<pixel_area.Width; x++)
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{
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*pixel_val = (*pixel_val) * (*text_val) / 64;
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text_val++;
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pixel_val+=4;
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}
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}
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GdipFree(text_mask);
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/* draw the result */
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stat = alpha_blend_pixels(graphics, min_x, min_y, pixel_data, pixel_area.Width,
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pixel_area.Height, pixel_data_stride);
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GdipFree(pixel_data);
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return stat;
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}
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/*****************************************************************************
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* GdipDrawDriverString [GDIPLUS.@]
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*/
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GpStatus WINGDIPAPI GdipDrawDriverString(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length,
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GDIPCONST GpFont *font, GDIPCONST GpBrush *brush,
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GDIPCONST PointF *positions, INT flags,
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GDIPCONST GpMatrix *matrix )
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{
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GpStatus stat=NotImplemented;
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TRACE("(%p %s %p %p %p %d %p)\n", graphics, debugstr_wn(text, length), font, brush, positions, flags, matrix);
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if (!graphics || !text || !font || !brush || !positions)
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return InvalidParameter;
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if (length == -1)
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length = strlenW(text);
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if (graphics->hdc &&
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((flags & DriverStringOptionsRealizedAdvance) || length <= 1) &&
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brush->bt == BrushTypeSolidColor &&
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(((GpSolidFill*)brush)->color & 0xff000000) == 0xff000000)
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stat = GDI32_GdipDrawDriverString(graphics, text, length, font, brush,
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positions, flags, matrix);
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if (stat == NotImplemented)
|
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stat = SOFTWARE_GdipDrawDriverString(graphics, text, length, font, brush,
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positions, flags, matrix);
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return stat;
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}
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GpStatus WINGDIPAPI GdipRecordMetafileStream(IStream *stream, HDC hdc, EmfType type, GDIPCONST GpRect *frameRect,
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MetafileFrameUnit frameUnit, GDIPCONST WCHAR *desc, GpMetafile **metafile)
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{
|
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FIXME("(%p %p %d %p %d %p %p): stub\n", stream, hdc, type, frameRect, frameUnit, desc, metafile);
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return NotImplemented;
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}
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/*****************************************************************************
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* GdipIsVisibleClipEmpty [GDIPLUS.@]
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*/
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GpStatus WINGDIPAPI GdipIsVisibleClipEmpty(GpGraphics *graphics, BOOL *res)
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{
|
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GpStatus stat;
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GpRegion* rgn;
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TRACE("(%p, %p)\n", graphics, res);
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if((stat = GdipCreateRegion(&rgn)) != Ok)
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return stat;
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if((stat = get_visible_clip_region(graphics, rgn)) != Ok)
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goto cleanup;
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stat = GdipIsEmptyRegion(rgn, graphics, res);
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cleanup:
|
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GdipDeleteRegion(rgn);
|
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return stat;
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}
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GpStatus WINGDIPAPI GdipResetPageTransform(GpGraphics *graphics)
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{
|
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static int calls;
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|
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TRACE("(%p) stub\n", graphics);
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if(!(calls++))
|
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FIXME("not implemented\n");
|
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return NotImplemented;
|
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}
|