Sweden-Number/dlls/gdiplus/brush.c

1633 lines
42 KiB
C

/*
* Copyright (C) 2007 Google (Evan Stade)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "wingdi.h"
#define COBJMACROS
#include "objbase.h"
#include "olectl.h"
#include "ole2.h"
#include "gdiplus.h"
#include "gdiplus_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(gdiplus);
/******************************************************************************
* GdipCloneBrush [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipCloneBrush(GpBrush *brush, GpBrush **clone)
{
TRACE("(%p, %p)\n", brush, clone);
if(!brush || !clone)
return InvalidParameter;
switch(brush->bt){
case BrushTypeSolidColor:
{
GpSolidFill *fill;
*clone = GdipAlloc(sizeof(GpSolidFill));
if (!*clone) return OutOfMemory;
fill = (GpSolidFill*)*clone;
memcpy(*clone, brush, sizeof(GpSolidFill));
(*clone)->gdibrush = CreateBrushIndirect(&(*clone)->lb);
fill->bmp = ARGB2BMP(fill->color);
break;
}
case BrushTypeHatchFill:
*clone = GdipAlloc(sizeof(GpHatch));
if (!*clone) return OutOfMemory;
memcpy(*clone, brush, sizeof(GpHatch));
(*clone)->gdibrush = CreateBrushIndirect(&(*clone)->lb);
break;
case BrushTypePathGradient:{
GpPathGradient *src, *dest;
INT count;
*clone = GdipAlloc(sizeof(GpPathGradient));
if (!*clone) return OutOfMemory;
src = (GpPathGradient*) brush,
dest = (GpPathGradient*) *clone;
count = src->pathdata.Count;
memcpy(dest, src, sizeof(GpPathGradient));
dest->pathdata.Count = count;
dest->pathdata.Points = GdipAlloc(count * sizeof(PointF));
dest->pathdata.Types = GdipAlloc(count);
if(!dest->pathdata.Points || !dest->pathdata.Types){
GdipFree(dest->pathdata.Points);
GdipFree(dest->pathdata.Types);
GdipFree(dest);
return OutOfMemory;
}
memcpy(dest->pathdata.Points, src->pathdata.Points, count * sizeof(PointF));
memcpy(dest->pathdata.Types, src->pathdata.Types, count);
/* blending */
count = src->blendcount;
dest->blendcount = count;
dest->blendfac = GdipAlloc(count * sizeof(REAL));
dest->blendpos = GdipAlloc(count * sizeof(REAL));
if(!dest->blendfac || !dest->blendpos){
GdipFree(dest->pathdata.Points);
GdipFree(dest->pathdata.Types);
GdipFree(dest->blendfac);
GdipFree(dest->blendpos);
GdipFree(dest);
return OutOfMemory;
}
memcpy(dest->blendfac, src->blendfac, count * sizeof(REAL));
memcpy(dest->blendpos, src->blendpos, count * sizeof(REAL));
break;
}
case BrushTypeLinearGradient:{
GpLineGradient *dest, *src;
INT count;
dest = GdipAlloc(sizeof(GpLineGradient));
if(!dest) return OutOfMemory;
src = (GpLineGradient*)brush;
memcpy(dest, src, sizeof(GpLineGradient));
dest->brush.gdibrush = CreateSolidBrush(dest->brush.lb.lbColor);
count = dest->blendcount;
dest->blendfac = GdipAlloc(count * sizeof(REAL));
dest->blendpos = GdipAlloc(count * sizeof(REAL));
if (!dest->blendfac || !dest->blendpos)
{
GdipFree(dest->blendfac);
GdipFree(dest->blendpos);
DeleteObject(dest->brush.gdibrush);
GdipFree(dest);
return OutOfMemory;
}
memcpy(dest->blendfac, src->blendfac, count * sizeof(REAL));
memcpy(dest->blendpos, src->blendpos, count * sizeof(REAL));
*clone = &dest->brush;
break;
}
case BrushTypeTextureFill:
*clone = GdipAlloc(sizeof(GpTexture));
if(!*clone) return OutOfMemory;
memcpy(*clone, brush, sizeof(GpTexture));
(*clone)->gdibrush = CreateBrushIndirect(&(*clone)->lb);
break;
default:
ERR("not implemented for brush type %d\n", brush->bt);
return NotImplemented;
}
return Ok;
}
static LONG HatchStyleToHatch(HatchStyle hatchstyle)
{
switch (hatchstyle)
{
case HatchStyleHorizontal: return HS_HORIZONTAL;
case HatchStyleVertical: return HS_VERTICAL;
case HatchStyleForwardDiagonal: return HS_FDIAGONAL;
case HatchStyleBackwardDiagonal: return HS_BDIAGONAL;
case HatchStyleCross: return HS_CROSS;
case HatchStyleDiagonalCross: return HS_DIAGCROSS;
default: return 0;
}
}
/******************************************************************************
* GdipCreateHatchBrush [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipCreateHatchBrush(HatchStyle hatchstyle, ARGB forecol, ARGB backcol, GpHatch **brush)
{
COLORREF fgcol = ARGB2COLORREF(forecol);
TRACE("(%d, %d, %d, %p)\n", hatchstyle, forecol, backcol, brush);
if(!brush) return InvalidParameter;
*brush = GdipAlloc(sizeof(GpHatch));
if (!*brush) return OutOfMemory;
switch (hatchstyle)
{
case HatchStyleHorizontal:
case HatchStyleVertical:
case HatchStyleForwardDiagonal:
case HatchStyleBackwardDiagonal:
case HatchStyleCross:
case HatchStyleDiagonalCross:
/* Brushes that map to BS_HATCHED */
(*brush)->brush.lb.lbStyle = BS_HATCHED;
(*brush)->brush.lb.lbColor = fgcol;
(*brush)->brush.lb.lbHatch = HatchStyleToHatch(hatchstyle);
break;
default:
FIXME("Unimplemented hatch style %d\n", hatchstyle);
(*brush)->brush.lb.lbStyle = BS_SOLID;
(*brush)->brush.lb.lbColor = fgcol;
(*brush)->brush.lb.lbHatch = 0;
break;
}
(*brush)->brush.gdibrush = CreateBrushIndirect(&(*brush)->brush.lb);
(*brush)->brush.bt = BrushTypeHatchFill;
(*brush)->forecol = forecol;
(*brush)->backcol = backcol;
(*brush)->hatchstyle = hatchstyle;
return Ok;
}
/******************************************************************************
* GdipCreateLineBrush [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipCreateLineBrush(GDIPCONST GpPointF* startpoint,
GDIPCONST GpPointF* endpoint, ARGB startcolor, ARGB endcolor,
GpWrapMode wrap, GpLineGradient **line)
{
COLORREF col = ARGB2COLORREF(startcolor);
TRACE("(%p, %p, %x, %x, %d, %p)\n", startpoint, endpoint,
startcolor, endcolor, wrap, line);
if(!line || !startpoint || !endpoint || wrap == WrapModeClamp)
return InvalidParameter;
*line = GdipAlloc(sizeof(GpLineGradient));
if(!*line) return OutOfMemory;
(*line)->brush.lb.lbStyle = BS_SOLID;
(*line)->brush.lb.lbColor = col;
(*line)->brush.lb.lbHatch = 0;
(*line)->brush.gdibrush = CreateSolidBrush(col);
(*line)->brush.bt = BrushTypeLinearGradient;
(*line)->startpoint.X = startpoint->X;
(*line)->startpoint.Y = startpoint->Y;
(*line)->endpoint.X = endpoint->X;
(*line)->endpoint.Y = endpoint->Y;
(*line)->startcolor = startcolor;
(*line)->endcolor = endcolor;
(*line)->wrap = wrap;
(*line)->gamma = FALSE;
(*line)->rect.X = (startpoint->X < endpoint->X ? startpoint->X: endpoint->X);
(*line)->rect.Y = (startpoint->Y < endpoint->Y ? startpoint->Y: endpoint->Y);
(*line)->rect.Width = fabs(startpoint->X - endpoint->X);
(*line)->rect.Height = fabs(startpoint->Y - endpoint->Y);
(*line)->blendcount = 1;
(*line)->blendfac = GdipAlloc(sizeof(REAL));
(*line)->blendpos = GdipAlloc(sizeof(REAL));
if (!(*line)->blendfac || !(*line)->blendpos)
{
GdipFree((*line)->blendfac);
GdipFree((*line)->blendpos);
DeleteObject((*line)->brush.gdibrush);
GdipFree(*line);
*line = NULL;
return OutOfMemory;
}
(*line)->blendfac[0] = 1.0f;
(*line)->blendpos[0] = 1.0f;
return Ok;
}
GpStatus WINGDIPAPI GdipCreateLineBrushI(GDIPCONST GpPoint* startpoint,
GDIPCONST GpPoint* endpoint, ARGB startcolor, ARGB endcolor,
GpWrapMode wrap, GpLineGradient **line)
{
GpPointF stF;
GpPointF endF;
TRACE("(%p, %p, %x, %x, %d, %p)\n", startpoint, endpoint,
startcolor, endcolor, wrap, line);
if(!startpoint || !endpoint)
return InvalidParameter;
stF.X = (REAL)startpoint->X;
stF.Y = (REAL)startpoint->Y;
endF.X = (REAL)endpoint->X;
endF.X = (REAL)endpoint->Y;
return GdipCreateLineBrush(&stF, &endF, startcolor, endcolor, wrap, line);
}
GpStatus WINGDIPAPI GdipCreateLineBrushFromRect(GDIPCONST GpRectF* rect,
ARGB startcolor, ARGB endcolor, LinearGradientMode mode, GpWrapMode wrap,
GpLineGradient **line)
{
GpPointF start, end;
GpStatus stat;
TRACE("(%p, %x, %x, %d, %d, %p)\n", rect, startcolor, endcolor, mode,
wrap, line);
if(!line || !rect)
return InvalidParameter;
switch (mode)
{
case LinearGradientModeHorizontal:
start.X = rect->X;
start.Y = rect->Y;
end.X = rect->X + rect->Width;
end.Y = rect->Y;
break;
case LinearGradientModeVertical:
start.X = rect->X;
start.Y = rect->Y;
end.X = rect->X;
end.Y = rect->Y + rect->Height;
break;
case LinearGradientModeForwardDiagonal:
start.X = rect->X;
start.Y = rect->Y;
end.X = rect->X + rect->Width;
end.Y = rect->Y + rect->Height;
break;
case LinearGradientModeBackwardDiagonal:
start.X = rect->X + rect->Width;
start.Y = rect->Y;
end.X = rect->X;
end.Y = rect->Y + rect->Height;
break;
default:
return InvalidParameter;
}
stat = GdipCreateLineBrush(&start, &end, startcolor, endcolor, wrap, line);
if (stat == Ok)
(*line)->rect = *rect;
return stat;
}
GpStatus WINGDIPAPI GdipCreateLineBrushFromRectI(GDIPCONST GpRect* rect,
ARGB startcolor, ARGB endcolor, LinearGradientMode mode, GpWrapMode wrap,
GpLineGradient **line)
{
GpRectF rectF;
TRACE("(%p, %x, %x, %d, %d, %p)\n", rect, startcolor, endcolor, mode,
wrap, line);
rectF.X = (REAL) rect->X;
rectF.Y = (REAL) rect->Y;
rectF.Width = (REAL) rect->Width;
rectF.Height = (REAL) rect->Height;
return GdipCreateLineBrushFromRect(&rectF, startcolor, endcolor, mode, wrap, line);
}
/******************************************************************************
* GdipCreateLineBrushFromRectWithAngle [GDIPLUS.@]
*
* FIXME: angle value completely ignored. Don't know how to use it since native
* always set Brush rectangle to rect (independetly of this angle).
* Maybe it's used only on drawing.
*/
GpStatus WINGDIPAPI GdipCreateLineBrushFromRectWithAngle(GDIPCONST GpRectF* rect,
ARGB startcolor, ARGB endcolor, REAL angle, BOOL isAngleScalable, GpWrapMode wrap,
GpLineGradient **line)
{
TRACE("(%p, %x, %x, %.2f, %d, %d, %p)\n", rect, startcolor, endcolor, angle, isAngleScalable,
wrap, line);
return GdipCreateLineBrushFromRect(rect, startcolor, endcolor, LinearGradientModeForwardDiagonal,
wrap, line);
}
GpStatus WINGDIPAPI GdipCreateLineBrushFromRectWithAngleI(GDIPCONST GpRect* rect,
ARGB startcolor, ARGB endcolor, REAL angle, BOOL isAngleScalable, GpWrapMode wrap,
GpLineGradient **line)
{
TRACE("(%p, %x, %x, %.2f, %d, %d, %p)\n", rect, startcolor, endcolor, angle, isAngleScalable,
wrap, line);
return GdipCreateLineBrushFromRectI(rect, startcolor, endcolor, LinearGradientModeForwardDiagonal,
wrap, line);
}
GpStatus WINGDIPAPI GdipCreatePathGradient(GDIPCONST GpPointF* points,
INT count, GpWrapMode wrap, GpPathGradient **grad)
{
COLORREF col = ARGB2COLORREF(0xffffffff);
TRACE("(%p, %d, %d, %p)\n", points, count, wrap, grad);
if(!points || !grad)
return InvalidParameter;
if(count <= 0)
return OutOfMemory;
*grad = GdipAlloc(sizeof(GpPathGradient));
if (!*grad) return OutOfMemory;
(*grad)->blendfac = GdipAlloc(sizeof(REAL));
if(!(*grad)->blendfac){
GdipFree(*grad);
return OutOfMemory;
}
(*grad)->blendfac[0] = 1.0;
(*grad)->blendpos = NULL;
(*grad)->blendcount = 1;
(*grad)->pathdata.Count = count;
(*grad)->pathdata.Points = GdipAlloc(count * sizeof(PointF));
(*grad)->pathdata.Types = GdipAlloc(count);
if(!(*grad)->pathdata.Points || !(*grad)->pathdata.Types){
GdipFree((*grad)->pathdata.Points);
GdipFree((*grad)->pathdata.Types);
GdipFree(*grad);
return OutOfMemory;
}
memcpy((*grad)->pathdata.Points, points, count * sizeof(PointF));
memset((*grad)->pathdata.Types, PathPointTypeLine, count);
(*grad)->brush.lb.lbStyle = BS_SOLID;
(*grad)->brush.lb.lbColor = col;
(*grad)->brush.lb.lbHatch = 0;
(*grad)->brush.gdibrush = CreateSolidBrush(col);
(*grad)->brush.bt = BrushTypePathGradient;
(*grad)->centercolor = 0xffffffff;
(*grad)->wrap = wrap;
(*grad)->gamma = FALSE;
(*grad)->center.X = 0.0;
(*grad)->center.Y = 0.0;
(*grad)->focus.X = 0.0;
(*grad)->focus.Y = 0.0;
return Ok;
}
GpStatus WINGDIPAPI GdipCreatePathGradientI(GDIPCONST GpPoint* points,
INT count, GpWrapMode wrap, GpPathGradient **grad)
{
GpPointF *pointsF;
GpStatus ret;
INT i;
TRACE("(%p, %d, %d, %p)\n", points, count, wrap, grad);
if(!points || !grad)
return InvalidParameter;
if(count <= 0)
return OutOfMemory;
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 = GdipCreatePathGradient(pointsF, count, wrap, grad);
GdipFree(pointsF);
return ret;
}
/******************************************************************************
* GdipCreatePathGradientFromPath [GDIPLUS.@]
*
* FIXME: path gradient brushes not truly supported (drawn as solid brushes)
*/
GpStatus WINGDIPAPI GdipCreatePathGradientFromPath(GDIPCONST GpPath* path,
GpPathGradient **grad)
{
COLORREF col = ARGB2COLORREF(0xffffffff);
TRACE("(%p, %p)\n", path, grad);
if(!path || !grad)
return InvalidParameter;
*grad = GdipAlloc(sizeof(GpPathGradient));
if (!*grad) return OutOfMemory;
(*grad)->blendfac = GdipAlloc(sizeof(REAL));
if(!(*grad)->blendfac){
GdipFree(*grad);
return OutOfMemory;
}
(*grad)->blendfac[0] = 1.0;
(*grad)->blendpos = NULL;
(*grad)->blendcount = 1;
(*grad)->pathdata.Count = path->pathdata.Count;
(*grad)->pathdata.Points = GdipAlloc(path->pathdata.Count * sizeof(PointF));
(*grad)->pathdata.Types = GdipAlloc(path->pathdata.Count);
if(!(*grad)->pathdata.Points || !(*grad)->pathdata.Types){
GdipFree((*grad)->pathdata.Points);
GdipFree((*grad)->pathdata.Types);
GdipFree(*grad);
return OutOfMemory;
}
memcpy((*grad)->pathdata.Points, path->pathdata.Points,
path->pathdata.Count * sizeof(PointF));
memcpy((*grad)->pathdata.Types, path->pathdata.Types, path->pathdata.Count);
(*grad)->brush.lb.lbStyle = BS_SOLID;
(*grad)->brush.lb.lbColor = col;
(*grad)->brush.lb.lbHatch = 0;
(*grad)->brush.gdibrush = CreateSolidBrush(col);
(*grad)->brush.bt = BrushTypePathGradient;
(*grad)->centercolor = 0xffffffff;
(*grad)->wrap = WrapModeClamp;
(*grad)->gamma = FALSE;
/* FIXME: this should be set to the "centroid" of the path by default */
(*grad)->center.X = 0.0;
(*grad)->center.Y = 0.0;
(*grad)->focus.X = 0.0;
(*grad)->focus.Y = 0.0;
return Ok;
}
/******************************************************************************
* GdipCreateSolidFill [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipCreateSolidFill(ARGB color, GpSolidFill **sf)
{
COLORREF col = ARGB2COLORREF(color);
TRACE("(%x, %p)\n", color, sf);
if(!sf) return InvalidParameter;
*sf = GdipAlloc(sizeof(GpSolidFill));
if (!*sf) return OutOfMemory;
(*sf)->brush.lb.lbStyle = BS_SOLID;
(*sf)->brush.lb.lbColor = col;
(*sf)->brush.lb.lbHatch = 0;
(*sf)->brush.gdibrush = CreateSolidBrush(col);
(*sf)->brush.bt = BrushTypeSolidColor;
(*sf)->color = color;
(*sf)->bmp = ARGB2BMP(color);
return Ok;
}
/******************************************************************************
* GdipCreateTexture [GDIPLUS.@]
*
* PARAMS
* image [I] image to use
* wrapmode [I] optional
* texture [O] pointer to the resulting texturebrush
*
* RETURNS
* SUCCESS: Ok
* FAILURE: element of GpStatus
*/
GpStatus WINGDIPAPI GdipCreateTexture(GpImage *image, GpWrapMode wrapmode,
GpTexture **texture)
{
UINT width, height;
GpImageAttributes attributes;
GpStatus stat;
TRACE("%p, %d %p\n", image, wrapmode, texture);
if (!(image && texture))
return InvalidParameter;
stat = GdipGetImageWidth(image, &width);
if (stat != Ok) return stat;
stat = GdipGetImageHeight(image, &height);
if (stat != Ok) return stat;
attributes.wrap = wrapmode;
return GdipCreateTextureIA(image, &attributes, 0, 0, width, height,
texture);
}
/******************************************************************************
* GdipCreateTexture2 [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipCreateTexture2(GpImage *image, GpWrapMode wrapmode,
REAL x, REAL y, REAL width, REAL height, GpTexture **texture)
{
GpImageAttributes attributes;
TRACE("%p %d %f %f %f %f %p\n", image, wrapmode,
x, y, width, height, texture);
attributes.wrap = wrapmode;
return GdipCreateTextureIA(image, &attributes, x, y, width, height,
texture);
}
/******************************************************************************
* GdipCreateTextureIA [GDIPLUS.@]
*
* FIXME: imageattr ignored
*/
GpStatus WINGDIPAPI GdipCreateTextureIA(GpImage *image,
GDIPCONST GpImageAttributes *imageattr, REAL x, REAL y, REAL width,
REAL height, GpTexture **texture)
{
HDC hdc;
HBITMAP hbm, old = NULL;
BITMAPINFO *pbmi;
BITMAPINFOHEADER *bmih;
INT n_x, n_y, n_width, n_height, abs_height, stride, image_stride, i, bytespp;
BOOL bm_is_selected;
BYTE *dibits, *buff, *textbits;
GpStatus status;
TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %p)\n", image, imageattr, x, y, width, height,
texture);
if(!image || !texture || x < 0.0 || y < 0.0 || width < 0.0 || height < 0.0)
return InvalidParameter;
if(image->type != ImageTypeBitmap){
FIXME("not implemented for image type %d\n", image->type);
return NotImplemented;
}
n_x = roundr(x);
n_y = roundr(y);
n_width = roundr(width);
n_height = roundr(height);
if(n_x + n_width > ((GpBitmap*)image)->width ||
n_y + n_height > ((GpBitmap*)image)->height)
return InvalidParameter;
IPicture_get_Handle(image->picture, (OLE_HANDLE*)&hbm);
if(!hbm) return GenericError;
IPicture_get_CurDC(image->picture, &hdc);
bm_is_selected = (hdc != 0);
pbmi = GdipAlloc(sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD));
if (!pbmi)
return OutOfMemory;
pbmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
pbmi->bmiHeader.biBitCount = 0;
if(!bm_is_selected){
hdc = CreateCompatibleDC(0);
old = SelectObject(hdc, hbm);
}
/* fill out bmi */
GetDIBits(hdc, hbm, 0, 0, NULL, pbmi, DIB_RGB_COLORS);
bytespp = pbmi->bmiHeader.biBitCount / 8;
abs_height = abs(pbmi->bmiHeader.biHeight);
if(n_x > pbmi->bmiHeader.biWidth || n_x + n_width > pbmi->bmiHeader.biWidth ||
n_y > abs_height || n_y + n_height > abs_height){
GdipFree(pbmi);
return InvalidParameter;
}
dibits = GdipAlloc(pbmi->bmiHeader.biSizeImage);
if(dibits) /* this is not a good place to error out */
GetDIBits(hdc, hbm, 0, abs_height, dibits, pbmi, DIB_RGB_COLORS);
if(!bm_is_selected){
SelectObject(hdc, old);
DeleteDC(hdc);
}
if(!dibits){
GdipFree(pbmi);
return OutOfMemory;
}
image_stride = (pbmi->bmiHeader.biWidth * bytespp + 3) & ~3;
stride = (n_width * bytespp + 3) & ~3;
buff = GdipAlloc(sizeof(BITMAPINFOHEADER) + stride * n_height);
if(!buff){
GdipFree(pbmi);
GdipFree(dibits);
return OutOfMemory;
}
bmih = (BITMAPINFOHEADER*)buff;
textbits = (BYTE*) (bmih + 1);
bmih->biSize = sizeof(BITMAPINFOHEADER);
bmih->biWidth = n_width;
bmih->biHeight = n_height;
bmih->biCompression = BI_RGB;
bmih->biSizeImage = stride * n_height;
bmih->biBitCount = pbmi->bmiHeader.biBitCount;
bmih->biClrUsed = 0;
bmih->biPlanes = 1;
/* image is flipped */
if(pbmi->bmiHeader.biHeight > 0){
dibits += pbmi->bmiHeader.biSizeImage;
image_stride *= -1;
textbits += stride * (n_height - 1);
stride *= -1;
}
GdipFree(pbmi);
for(i = 0; i < n_height; i++)
memcpy(&textbits[i * stride],
&dibits[n_x * bytespp + (n_y + i) * image_stride],
abs(stride));
*texture = GdipAlloc(sizeof(GpTexture));
if (!*texture){
GdipFree(dibits);
GdipFree(buff);
return OutOfMemory;
}
if((status = GdipCreateMatrix(&(*texture)->transform)) != Ok){
GdipFree(*texture);
GdipFree(dibits);
GdipFree(buff);
return status;
}
(*texture)->brush.lb.lbStyle = BS_DIBPATTERNPT;
(*texture)->brush.lb.lbColor = DIB_RGB_COLORS;
(*texture)->brush.lb.lbHatch = (ULONG_PTR)buff;
(*texture)->brush.gdibrush = CreateBrushIndirect(&(*texture)->brush.lb);
(*texture)->brush.bt = BrushTypeTextureFill;
(*texture)->wrap = imageattr->wrap;
GdipFree(dibits);
GdipFree(buff);
return Ok;
}
/******************************************************************************
* GdipCreateTextureIAI [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipCreateTextureIAI(GpImage *image, GDIPCONST GpImageAttributes *imageattr,
INT x, INT y, INT width, INT height, GpTexture **texture)
{
TRACE("(%p, %p, %d, %d, %d, %d, %p)\n", image, imageattr, x, y, width, height,
texture);
return GdipCreateTextureIA(image,imageattr,(REAL)x,(REAL)y,(REAL)width,(REAL)height,texture);
}
GpStatus WINGDIPAPI GdipCreateTexture2I(GpImage *image, GpWrapMode wrapmode,
INT x, INT y, INT width, INT height, GpTexture **texture)
{
GpImageAttributes imageattr;
TRACE("%p %d %d %d %d %d %p\n", image, wrapmode, x, y, width, height,
texture);
imageattr.wrap = wrapmode;
return GdipCreateTextureIA(image, &imageattr, x, y, width, height, texture);
}
GpStatus WINGDIPAPI GdipGetBrushType(GpBrush *brush, GpBrushType *type)
{
TRACE("(%p, %p)\n", brush, type);
if(!brush || !type) return InvalidParameter;
*type = brush->bt;
return Ok;
}
GpStatus WINGDIPAPI GdipGetHatchBackgroundColor(GpHatch *brush, ARGB *backcol)
{
TRACE("(%p, %p)\n", brush, backcol);
if(!brush || !backcol) return InvalidParameter;
*backcol = brush->backcol;
return Ok;
}
GpStatus WINGDIPAPI GdipGetHatchForegroundColor(GpHatch *brush, ARGB *forecol)
{
TRACE("(%p, %p)\n", brush, forecol);
if(!brush || !forecol) return InvalidParameter;
*forecol = brush->forecol;
return Ok;
}
GpStatus WINGDIPAPI GdipGetHatchStyle(GpHatch *brush, HatchStyle *hatchstyle)
{
TRACE("(%p, %p)\n", brush, hatchstyle);
if(!brush || !hatchstyle) return InvalidParameter;
*hatchstyle = brush->hatchstyle;
return Ok;
}
GpStatus WINGDIPAPI GdipDeleteBrush(GpBrush *brush)
{
TRACE("(%p)\n", brush);
if(!brush) return InvalidParameter;
switch(brush->bt)
{
case BrushTypePathGradient:
GdipFree(((GpPathGradient*) brush)->pathdata.Points);
GdipFree(((GpPathGradient*) brush)->pathdata.Types);
GdipFree(((GpPathGradient*) brush)->blendfac);
GdipFree(((GpPathGradient*) brush)->blendpos);
break;
case BrushTypeSolidColor:
if (((GpSolidFill*)brush)->bmp)
DeleteObject(((GpSolidFill*)brush)->bmp);
break;
case BrushTypeLinearGradient:
GdipFree(((GpLineGradient*)brush)->blendfac);
GdipFree(((GpLineGradient*)brush)->blendpos);
break;
case BrushTypeTextureFill:
GdipDeleteMatrix(((GpTexture*)brush)->transform);
break;
default:
break;
}
DeleteObject(brush->gdibrush);
GdipFree(brush);
return Ok;
}
GpStatus WINGDIPAPI GdipGetLineGammaCorrection(GpLineGradient *line,
BOOL *usinggamma)
{
TRACE("(%p, %p)\n", line, usinggamma);
if(!line || !usinggamma)
return InvalidParameter;
*usinggamma = line->gamma;
return Ok;
}
GpStatus WINGDIPAPI GdipGetLineWrapMode(GpLineGradient *brush, GpWrapMode *wrapmode)
{
TRACE("(%p, %p)\n", brush, wrapmode);
if(!brush || !wrapmode)
return InvalidParameter;
*wrapmode = brush->wrap;
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientBlend(GpPathGradient *brush, REAL *blend,
REAL *positions, INT count)
{
TRACE("(%p, %p, %p, %d)\n", brush, blend, positions, count);
if(!brush || !blend || !positions || count <= 0)
return InvalidParameter;
if(count < brush->blendcount)
return InsufficientBuffer;
memcpy(blend, brush->blendfac, count*sizeof(REAL));
if(brush->blendcount > 1){
memcpy(positions, brush->blendpos, count*sizeof(REAL));
}
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientBlendCount(GpPathGradient *brush, INT *count)
{
TRACE("(%p, %p)\n", brush, count);
if(!brush || !count)
return InvalidParameter;
*count = brush->blendcount;
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientCenterPoint(GpPathGradient *grad,
GpPointF *point)
{
TRACE("(%p, %p)\n", grad, point);
if(!grad || !point)
return InvalidParameter;
point->X = grad->center.X;
point->Y = grad->center.Y;
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientCenterPointI(GpPathGradient *grad,
GpPoint *point)
{
GpStatus ret;
GpPointF ptf;
TRACE("(%p, %p)\n", grad, point);
if(!point)
return InvalidParameter;
ret = GdipGetPathGradientCenterPoint(grad,&ptf);
if(ret == Ok){
point->X = roundr(ptf.X);
point->Y = roundr(ptf.Y);
}
return ret;
}
GpStatus WINGDIPAPI GdipGetPathGradientFocusScales(GpPathGradient *grad,
REAL *x, REAL *y)
{
TRACE("(%p, %p, %p)\n", grad, x, y);
if(!grad || !x || !y)
return InvalidParameter;
*x = grad->focus.X;
*y = grad->focus.Y;
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientGammaCorrection(GpPathGradient *grad,
BOOL *gamma)
{
TRACE("(%p, %p)\n", grad, gamma);
if(!grad || !gamma)
return InvalidParameter;
*gamma = grad->gamma;
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientPointCount(GpPathGradient *grad,
INT *count)
{
TRACE("(%p, %p)\n", grad, count);
if(!grad || !count)
return InvalidParameter;
*count = grad->pathdata.Count;
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientRect(GpPathGradient *brush, GpRectF *rect)
{
GpRectF r;
GpPath* path;
GpStatus stat;
TRACE("(%p, %p)\n", brush, rect);
if(!brush || !rect)
return InvalidParameter;
stat = GdipCreatePath2(brush->pathdata.Points, brush->pathdata.Types,
brush->pathdata.Count, FillModeAlternate, &path);
if(stat != Ok) return stat;
stat = GdipGetPathWorldBounds(path, &r, NULL, NULL);
if(stat != Ok){
GdipDeletePath(path);
return stat;
}
memcpy(rect, &r, sizeof(GpRectF));
GdipDeletePath(path);
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientRectI(GpPathGradient *brush, GpRect *rect)
{
GpRectF rectf;
GpStatus stat;
TRACE("(%p, %p)\n", brush, rect);
if(!brush || !rect)
return InvalidParameter;
stat = GdipGetPathGradientRect(brush, &rectf);
if(stat != Ok) return stat;
rect->X = roundr(rectf.X);
rect->Y = roundr(rectf.Y);
rect->Width = roundr(rectf.Width);
rect->Height = roundr(rectf.Height);
return Ok;
}
GpStatus WINGDIPAPI GdipGetPathGradientSurroundColorsWithCount(GpPathGradient
*grad, ARGB *argb, INT *count)
{
static int calls;
if(!grad || !argb || !count || (*count < grad->pathdata.Count))
return InvalidParameter;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipGetPathGradientWrapMode(GpPathGradient *brush,
GpWrapMode *wrapmode)
{
TRACE("(%p, %p)\n", brush, wrapmode);
if(!brush || !wrapmode)
return InvalidParameter;
*wrapmode = brush->wrap;
return Ok;
}
GpStatus WINGDIPAPI GdipGetSolidFillColor(GpSolidFill *sf, ARGB *argb)
{
TRACE("(%p, %p)\n", sf, argb);
if(!sf || !argb)
return InvalidParameter;
*argb = sf->color;
return Ok;
}
/******************************************************************************
* GdipGetTextureTransform [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipGetTextureTransform(GpTexture *brush, GpMatrix *matrix)
{
TRACE("(%p, %p)\n", brush, matrix);
if(!brush || !matrix)
return InvalidParameter;
memcpy(matrix, brush->transform, sizeof(GpMatrix));
return Ok;
}
/******************************************************************************
* GdipGetTextureWrapMode [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipGetTextureWrapMode(GpTexture *brush, GpWrapMode *wrapmode)
{
TRACE("(%p, %p)\n", brush, wrapmode);
if(!brush || !wrapmode)
return InvalidParameter;
*wrapmode = brush->wrap;
return Ok;
}
/******************************************************************************
* GdipMultiplyTextureTransform [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipMultiplyTextureTransform(GpTexture* brush,
GDIPCONST GpMatrix *matrix, GpMatrixOrder order)
{
TRACE("(%p, %p, %d)\n", brush, matrix, order);
if(!brush || !matrix)
return InvalidParameter;
return GdipMultiplyMatrix(brush->transform, matrix, order);
}
/******************************************************************************
* GdipResetTextureTransform [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipResetTextureTransform(GpTexture* brush)
{
TRACE("(%p)\n", brush);
if(!brush)
return InvalidParameter;
return GdipSetMatrixElements(brush->transform, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
}
/******************************************************************************
* GdipScaleTextureTransform [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipScaleTextureTransform(GpTexture* brush,
REAL sx, REAL sy, GpMatrixOrder order)
{
TRACE("(%p, %.2f, %.2f, %d)\n", brush, sx, sy, order);
if(!brush)
return InvalidParameter;
return GdipScaleMatrix(brush->transform, sx, sy, order);
}
GpStatus WINGDIPAPI GdipSetLineBlend(GpLineGradient *brush,
GDIPCONST REAL *factors, GDIPCONST REAL* positions, INT count)
{
REAL *new_blendfac, *new_blendpos;
TRACE("(%p, %p, %p, %i)\n", brush, factors, positions, count);
if(!brush || !factors || !positions || count <= 0 ||
(count >= 2 && (positions[0] != 0.0f || positions[count-1] != 1.0f)))
return InvalidParameter;
new_blendfac = GdipAlloc(count * sizeof(REAL));
new_blendpos = GdipAlloc(count * sizeof(REAL));
if (!new_blendfac || !new_blendpos)
{
GdipFree(new_blendfac);
GdipFree(new_blendpos);
return OutOfMemory;
}
memcpy(new_blendfac, factors, count * sizeof(REAL));
memcpy(new_blendpos, positions, count * sizeof(REAL));
GdipFree(brush->blendfac);
GdipFree(brush->blendpos);
brush->blendcount = count;
brush->blendfac = new_blendfac;
brush->blendpos = new_blendpos;
return Ok;
}
GpStatus WINGDIPAPI GdipGetLineBlend(GpLineGradient *brush, REAL *factors,
REAL *positions, INT count)
{
TRACE("(%p, %p, %p, %i)\n", brush, factors, positions, count);
if (!brush || !factors || !positions || count <= 0)
return InvalidParameter;
if (count < brush->blendcount)
return InsufficientBuffer;
memcpy(factors, brush->blendfac, brush->blendcount * sizeof(REAL));
memcpy(positions, brush->blendpos, brush->blendcount * sizeof(REAL));
return Ok;
}
GpStatus WINGDIPAPI GdipGetLineBlendCount(GpLineGradient *brush, INT *count)
{
TRACE("(%p, %p)\n", brush, count);
if (!brush || !count)
return InvalidParameter;
*count = brush->blendcount;
return Ok;
}
GpStatus WINGDIPAPI GdipSetLineGammaCorrection(GpLineGradient *line,
BOOL usegamma)
{
TRACE("(%p, %d)\n", line, usegamma);
if(!line)
return InvalidParameter;
line->gamma = usegamma;
return Ok;
}
GpStatus WINGDIPAPI GdipSetLineSigmaBlend(GpLineGradient *line, REAL focus,
REAL scale)
{
REAL factors[33];
REAL positions[33];
int num_points = 0;
int i;
const int precision = 16;
REAL erf_range; /* we use values erf(-erf_range) through erf(+erf_range) */
REAL min_erf;
REAL scale_erf;
TRACE("(%p, %0.2f, %0.2f)\n", line, focus, scale);
if(!line || focus < 0.0 || focus > 1.0 || scale < 0.0 || scale > 1.0)
return InvalidParameter;
/* we want 2 standard deviations */
erf_range = 2.0 / sqrt(2);
/* calculate the constants we need to normalize the error function to be
between 0.0 and scale over the range we need */
min_erf = erf(-erf_range);
scale_erf = scale / (-2.0 * min_erf);
if (focus != 0.0)
{
positions[0] = 0.0;
factors[0] = 0.0;
for (i=1; i<precision; i++)
{
positions[i] = focus * i / precision;
factors[i] = scale_erf * (erf(2 * erf_range * i / precision - erf_range) - min_erf);
}
num_points += precision;
}
positions[num_points] = focus;
factors[num_points] = scale;
num_points += 1;
if (focus != 1.0)
{
for (i=1; i<precision; i++)
{
positions[i+num_points-1] = (focus + ((1.0-focus) * i / precision));
factors[i+num_points-1] = scale_erf * (erf(erf_range - 2 * erf_range * i / precision) - min_erf);
}
num_points += precision;
positions[num_points-1] = 1.0;
factors[num_points-1] = 0.0;
}
return GdipSetLineBlend(line, factors, positions, num_points);
}
GpStatus WINGDIPAPI GdipSetLineWrapMode(GpLineGradient *line,
GpWrapMode wrap)
{
TRACE("(%p, %d)\n", line, wrap);
if(!line || wrap == WrapModeClamp)
return InvalidParameter;
line->wrap = wrap;
return Ok;
}
GpStatus WINGDIPAPI GdipSetPathGradientBlend(GpPathGradient *brush, GDIPCONST REAL *blend,
GDIPCONST REAL *pos, INT count)
{
static int calls;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipSetPathGradientPresetBlend(GpPathGradient *brush,
GDIPCONST ARGB *blend, GDIPCONST REAL *pos, INT count)
{
FIXME("(%p,%p,%p,%i): stub\n", brush, blend, pos, count);
return NotImplemented;
}
GpStatus WINGDIPAPI GdipSetPathGradientCenterColor(GpPathGradient *grad,
ARGB argb)
{
TRACE("(%p, %x)\n", grad, argb);
if(!grad)
return InvalidParameter;
grad->centercolor = argb;
grad->brush.lb.lbColor = ARGB2COLORREF(argb);
DeleteObject(grad->brush.gdibrush);
grad->brush.gdibrush = CreateSolidBrush(grad->brush.lb.lbColor);
return Ok;
}
GpStatus WINGDIPAPI GdipSetPathGradientCenterPoint(GpPathGradient *grad,
GpPointF *point)
{
TRACE("(%p, %p)\n", grad, point);
if(!grad || !point)
return InvalidParameter;
grad->center.X = point->X;
grad->center.Y = point->Y;
return Ok;
}
GpStatus WINGDIPAPI GdipSetPathGradientCenterPointI(GpPathGradient *grad,
GpPoint *point)
{
GpPointF ptf;
TRACE("(%p, %p)\n", grad, point);
if(!point)
return InvalidParameter;
ptf.X = (REAL)point->X;
ptf.Y = (REAL)point->Y;
return GdipSetPathGradientCenterPoint(grad,&ptf);
}
GpStatus WINGDIPAPI GdipSetPathGradientFocusScales(GpPathGradient *grad,
REAL x, REAL y)
{
TRACE("(%p, %.2f, %.2f)\n", grad, x, y);
if(!grad)
return InvalidParameter;
grad->focus.X = x;
grad->focus.Y = y;
return Ok;
}
GpStatus WINGDIPAPI GdipSetPathGradientGammaCorrection(GpPathGradient *grad,
BOOL gamma)
{
TRACE("(%p, %d)\n", grad, gamma);
if(!grad)
return InvalidParameter;
grad->gamma = gamma;
return Ok;
}
GpStatus WINGDIPAPI GdipSetPathGradientSigmaBlend(GpPathGradient *grad,
REAL focus, REAL scale)
{
static int calls;
if(!grad || focus < 0.0 || focus > 1.0 || scale < 0.0 || scale > 1.0)
return InvalidParameter;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipSetPathGradientSurroundColorsWithCount(GpPathGradient
*grad, ARGB *argb, INT *count)
{
static int calls;
if(!grad || !argb || !count || (*count <= 0) ||
(*count > grad->pathdata.Count))
return InvalidParameter;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipSetPathGradientWrapMode(GpPathGradient *grad,
GpWrapMode wrap)
{
TRACE("(%p, %d)\n", grad, wrap);
if(!grad)
return InvalidParameter;
grad->wrap = wrap;
return Ok;
}
GpStatus WINGDIPAPI GdipSetSolidFillColor(GpSolidFill *sf, ARGB argb)
{
TRACE("(%p, %x)\n", sf, argb);
if(!sf)
return InvalidParameter;
sf->color = argb;
sf->brush.lb.lbColor = ARGB2COLORREF(argb);
DeleteObject(sf->brush.gdibrush);
sf->brush.gdibrush = CreateSolidBrush(sf->brush.lb.lbColor);
return Ok;
}
/******************************************************************************
* GdipSetTextureTransform [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipSetTextureTransform(GpTexture *texture,
GDIPCONST GpMatrix *matrix)
{
TRACE("(%p, %p)\n", texture, matrix);
if(!texture || !matrix)
return InvalidParameter;
memcpy(texture->transform, matrix, sizeof(GpMatrix));
return Ok;
}
/******************************************************************************
* GdipSetTextureWrapMode [GDIPLUS.@]
*
* WrapMode not used, only stored
*/
GpStatus WINGDIPAPI GdipSetTextureWrapMode(GpTexture *brush, GpWrapMode wrapmode)
{
TRACE("(%p, %d)\n", brush, wrapmode);
if(!brush)
return InvalidParameter;
brush->wrap = wrapmode;
return Ok;
}
GpStatus WINGDIPAPI GdipSetLineColors(GpLineGradient *brush, ARGB color1,
ARGB color2)
{
TRACE("(%p, %x, %x)\n", brush, color1, color2);
if(!brush)
return InvalidParameter;
brush->startcolor = color1;
brush->endcolor = color2;
return Ok;
}
GpStatus WINGDIPAPI GdipGetLineColors(GpLineGradient *brush, ARGB *colors)
{
TRACE("(%p, %p)\n", brush, colors);
if(!brush || !colors)
return InvalidParameter;
colors[0] = brush->startcolor;
colors[1] = brush->endcolor;
return Ok;
}
/******************************************************************************
* GdipRotateTextureTransform [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipRotateTextureTransform(GpTexture* brush, REAL angle,
GpMatrixOrder order)
{
TRACE("(%p, %.2f, %d)\n", brush, angle, order);
if(!brush)
return InvalidParameter;
return GdipRotateMatrix(brush->transform, angle, order);
}
GpStatus WINGDIPAPI GdipSetLineLinearBlend(GpLineGradient *brush, REAL focus,
REAL scale)
{
static int calls;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipSetLinePresetBlend(GpLineGradient *brush,
GDIPCONST ARGB *blend, GDIPCONST REAL* positions, INT count)
{
static int calls;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipSetLineTransform(GpLineGradient *brush,
GDIPCONST GpMatrix *matrix)
{
static int calls;
if(!(calls++))
FIXME("not implemented\n");
return NotImplemented;
}
GpStatus WINGDIPAPI GdipTranslateLineTransform(GpLineGradient* brush,
REAL dx, REAL dy, GpMatrixOrder order)
{
FIXME("stub: %p %f %f %d\n", brush, dx, dy, order);
return NotImplemented;
}
/******************************************************************************
* GdipTranslateTextureTransform [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipTranslateTextureTransform(GpTexture* brush, REAL dx, REAL dy,
GpMatrixOrder order)
{
TRACE("(%p, %.2f, %.2f, %d)\n", brush, dx, dy, order);
if(!brush)
return InvalidParameter;
return GdipTranslateMatrix(brush->transform, dx, dy, order);
}
GpStatus WINGDIPAPI GdipGetLineRect(GpLineGradient *brush, GpRectF *rect)
{
TRACE("(%p, %p)\n", brush, rect);
if(!brush || !rect)
return InvalidParameter;
*rect = brush->rect;
return Ok;
}
GpStatus WINGDIPAPI GdipGetLineRectI(GpLineGradient *brush, GpRect *rect)
{
GpRectF rectF;
GpStatus ret;
TRACE("(%p, %p)\n", brush, rect);
if(!rect)
return InvalidParameter;
ret = GdipGetLineRect(brush, &rectF);
if(ret == Ok){
rect->X = roundr(rectF.X);
rect->Y = roundr(rectF.Y);
rect->Width = roundr(rectF.Width);
rect->Height = roundr(rectF.Height);
}
return ret;
}
GpStatus WINGDIPAPI GdipRotateLineTransform(GpLineGradient* brush,
REAL angle, GpMatrixOrder order)
{
static int calls;
if(!brush)
return InvalidParameter;
if(!(calls++))
FIXME("(%p, %.2f, %d) stub\n", brush, angle, order);
return NotImplemented;
}