/* * 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 #include #include #include "windef.h" #include "winbase.h" #include "winuser.h" #include "wingdi.h" #include "wine/unicode.h" #define COBJMACROS #include "objbase.h" #include "ocidl.h" #include "olectl.h" #include "ole2.h" #include "winreg.h" #include "shlwapi.h" #include "gdiplus.h" #include "gdiplus_private.h" #include "wine/debug.h" #include "wine/list.h" WINE_DEFAULT_DEBUG_CHANNEL(gdiplus); /* looks-right constants */ #define ANCHOR_WIDTH (2.0) #define MAX_ITERS (50) static GpStatus draw_driver_string(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length, GDIPCONST GpFont *font, GDIPCONST GpStringFormat *format, GDIPCONST GpBrush *brush, GDIPCONST PointF *positions, INT flags, GDIPCONST GpMatrix *matrix); static GpStatus get_graphics_transform(GpGraphics *graphics, GpCoordinateSpace dst_space, GpCoordinateSpace src_space, GpMatrix *matrix); /* Converts from gdiplus path point type to gdi path point type. */ static BYTE convert_path_point_type(BYTE type) { BYTE ret; switch(type & PathPointTypePathTypeMask){ case PathPointTypeBezier: ret = PT_BEZIERTO; break; case PathPointTypeLine: ret = PT_LINETO; break; case PathPointTypeStart: ret = PT_MOVETO; break; default: ERR("Bad point type\n"); return 0; } if(type & PathPointTypeCloseSubpath) ret |= PT_CLOSEFIGURE; return ret; } static COLORREF get_gdi_brush_color(const GpBrush *brush) { ARGB argb; switch (brush->bt) { case BrushTypeSolidColor: { const GpSolidFill *sf = (const GpSolidFill *)brush; argb = sf->color; break; } case BrushTypeHatchFill: { const GpHatch *hatch = (const GpHatch *)brush; argb = hatch->forecol; break; } case BrushTypeLinearGradient: { const GpLineGradient *line = (const GpLineGradient *)brush; argb = line->startcolor; break; } case BrushTypePathGradient: { const GpPathGradient *grad = (const GpPathGradient *)brush; argb = grad->centercolor; break; } default: FIXME("unhandled brush type %d\n", brush->bt); argb = 0; break; } return ARGB2COLORREF(argb); } static HBITMAP create_hatch_bitmap(const GpHatch *hatch) { HBITMAP hbmp; BITMAPINFOHEADER bmih; DWORD *bits; int x, y; bmih.biSize = sizeof(bmih); bmih.biWidth = 8; bmih.biHeight = 8; bmih.biPlanes = 1; bmih.biBitCount = 32; bmih.biCompression = BI_RGB; bmih.biSizeImage = 0; hbmp = CreateDIBSection(0, (BITMAPINFO *)&bmih, DIB_RGB_COLORS, (void **)&bits, NULL, 0); if (hbmp) { const char *hatch_data; if (get_hatch_data(hatch->hatchstyle, &hatch_data) == Ok) { for (y = 0; y < 8; y++) { for (x = 0; x < 8; x++) { if (hatch_data[y] & (0x80 >> x)) bits[y * 8 + x] = hatch->forecol; else bits[y * 8 + x] = hatch->backcol; } } } else { FIXME("Unimplemented hatch style %d\n", hatch->hatchstyle); for (y = 0; y < 64; y++) bits[y] = hatch->forecol; } } return hbmp; } static GpStatus create_gdi_logbrush(const GpBrush *brush, LOGBRUSH *lb) { switch (brush->bt) { case BrushTypeSolidColor: { const GpSolidFill *sf = (const GpSolidFill *)brush; lb->lbStyle = BS_SOLID; lb->lbColor = ARGB2COLORREF(sf->color); lb->lbHatch = 0; return Ok; } case BrushTypeHatchFill: { const GpHatch *hatch = (const GpHatch *)brush; HBITMAP hbmp; hbmp = create_hatch_bitmap(hatch); if (!hbmp) return OutOfMemory; lb->lbStyle = BS_PATTERN; lb->lbColor = 0; lb->lbHatch = (ULONG_PTR)hbmp; return Ok; } default: FIXME("unhandled brush type %d\n", brush->bt); lb->lbStyle = BS_SOLID; lb->lbColor = get_gdi_brush_color(brush); lb->lbHatch = 0; return Ok; } } static GpStatus free_gdi_logbrush(LOGBRUSH *lb) { switch (lb->lbStyle) { case BS_PATTERN: DeleteObject((HGDIOBJ)(ULONG_PTR)lb->lbHatch); break; } return Ok; } static HBRUSH create_gdi_brush(const GpBrush *brush) { LOGBRUSH lb; HBRUSH gdibrush; if (create_gdi_logbrush(brush, &lb) != Ok) return 0; gdibrush = CreateBrushIndirect(&lb); free_gdi_logbrush(&lb); return gdibrush; } static INT prepare_dc(GpGraphics *graphics, GpPen *pen) { LOGBRUSH lb; HPEN gdipen; REAL width; INT save_state, i, numdashes; GpPointF pt[2]; DWORD dash_array[MAX_DASHLEN]; save_state = SaveDC(graphics->hdc); EndPath(graphics->hdc); if(pen->unit == UnitPixel){ width = pen->width; } else{ /* Get an estimate for the amount the pen width is affected by the world * transform. (This is similar to what some of the wine drivers do.) */ pt[0].X = 0.0; pt[0].Y = 0.0; pt[1].X = 1.0; pt[1].Y = 1.0; GdipTransformMatrixPoints(&graphics->worldtrans, pt, 2); width = sqrt((pt[1].X - pt[0].X) * (pt[1].X - pt[0].X) + (pt[1].Y - pt[0].Y) * (pt[1].Y - pt[0].Y)) / sqrt(2.0); width *= units_to_pixels(pen->width, pen->unit == UnitWorld ? graphics->unit : pen->unit, graphics->xres); width *= graphics->scale; } if(pen->dash == DashStyleCustom){ numdashes = min(pen->numdashes, MAX_DASHLEN); TRACE("dashes are: "); for(i = 0; i < numdashes; i++){ dash_array[i] = gdip_round(width * pen->dashes[i]); TRACE("%d, ", dash_array[i]); } TRACE("\n and the pen style is %x\n", pen->style); create_gdi_logbrush(pen->brush, &lb); gdipen = ExtCreatePen(pen->style, gdip_round(width), &lb, numdashes, dash_array); free_gdi_logbrush(&lb); } else { create_gdi_logbrush(pen->brush, &lb); gdipen = ExtCreatePen(pen->style, gdip_round(width), &lb, 0, NULL); free_gdi_logbrush(&lb); } SelectObject(graphics->hdc, gdipen); return save_state; } static void restore_dc(GpGraphics *graphics, INT state) { DeleteObject(SelectObject(graphics->hdc, GetStockObject(NULL_PEN))); RestoreDC(graphics->hdc, state); } /* This helper applies all the changes that the points listed in ptf need in * order to be drawn on the device context. In the end, this should include at * least: * -scaling by page unit * -applying world transformation * -converting from float to int * Native gdiplus uses gdi32 to do all this (via SetMapMode, SetViewportExtEx, * SetWindowExtEx, SetWorldTransform, etc.) but we cannot because we are using * gdi to draw, and these functions would irreparably mess with line widths. */ static void transform_and_round_points(GpGraphics *graphics, POINT *pti, GpPointF *ptf, INT count) { REAL scale_x, scale_y; GpMatrix matrix; int i; scale_x = units_to_pixels(1.0, graphics->unit, graphics->xres); scale_y = units_to_pixels(1.0, graphics->unit, graphics->yres); /* apply page scale */ if(graphics->unit != UnitDisplay) { scale_x *= graphics->scale; scale_y *= graphics->scale; } matrix = graphics->worldtrans; GdipScaleMatrix(&matrix, scale_x, scale_y, MatrixOrderAppend); GdipTransformMatrixPoints(&matrix, ptf, count); for(i = 0; i < count; i++){ pti[i].x = gdip_round(ptf[i].X); pti[i].y = gdip_round(ptf[i].Y); } } static void gdi_alpha_blend(GpGraphics *graphics, INT dst_x, INT dst_y, INT dst_width, INT dst_height, HDC hdc, INT src_x, INT src_y, INT src_width, INT src_height) { if (GetDeviceCaps(graphics->hdc, SHADEBLENDCAPS) == SB_NONE) { TRACE("alpha blending not supported by device, fallback to StretchBlt\n"); StretchBlt(graphics->hdc, dst_x, dst_y, dst_width, dst_height, hdc, src_x, src_y, src_width, src_height, SRCCOPY); } else { BLENDFUNCTION bf; bf.BlendOp = AC_SRC_OVER; bf.BlendFlags = 0; bf.SourceConstantAlpha = 255; bf.AlphaFormat = AC_SRC_ALPHA; GdiAlphaBlend(graphics->hdc, dst_x, dst_y, dst_width, dst_height, hdc, src_x, src_y, src_width, src_height, bf); } } static GpStatus get_clip_hrgn(GpGraphics *graphics, HRGN *hrgn) { /* clipping region is in device coords */ return GdipGetRegionHRgn(graphics->clip, NULL, hrgn); } /* Draw ARGB data to the given graphics object */ static GpStatus alpha_blend_bmp_pixels(GpGraphics *graphics, INT dst_x, INT dst_y, const BYTE *src, INT src_width, INT src_height, INT src_stride, const PixelFormat fmt) { GpBitmap *dst_bitmap = (GpBitmap*)graphics->image; INT x, y; for (y=0; yhdc, SHADEBLENDCAPS) == SB_NONE || fmt & PixelFormatPAlpha) memcpy(temp_bits, src, src_width * src_height * 4); else convert_32bppARGB_to_32bppPARGB(src_width, src_height, temp_bits, 4 * src_width, src, src_stride); SelectObject(hdc, hbitmap); gdi_alpha_blend(graphics, dst_x, dst_y, src_width, src_height, hdc, 0, 0, src_width, src_height); DeleteDC(hdc); DeleteObject(hbitmap); return Ok; } static GpStatus alpha_blend_pixels_hrgn(GpGraphics *graphics, INT dst_x, INT dst_y, const BYTE *src, INT src_width, INT src_height, INT src_stride, HRGN hregion, PixelFormat fmt) { GpStatus stat=Ok; if (graphics->image && graphics->image->type == ImageTypeBitmap) { DWORD i; int size; RGNDATA *rgndata; RECT *rects; HRGN hrgn, visible_rgn; hrgn = CreateRectRgn(dst_x, dst_y, dst_x + src_width, dst_y + src_height); if (!hrgn) return OutOfMemory; stat = get_clip_hrgn(graphics, &visible_rgn); if (stat != Ok) { DeleteObject(hrgn); return stat; } if (visible_rgn) { CombineRgn(hrgn, hrgn, visible_rgn, RGN_AND); DeleteObject(visible_rgn); } if (hregion) CombineRgn(hrgn, hrgn, hregion, RGN_AND); size = GetRegionData(hrgn, 0, NULL); rgndata = heap_alloc_zero(size); if (!rgndata) { DeleteObject(hrgn); return OutOfMemory; } GetRegionData(hrgn, size, rgndata); rects = (RECT*)rgndata->Buffer; for (i=0; stat == Ok && irdh.nCount; i++) { stat = alpha_blend_bmp_pixels(graphics, rects[i].left, rects[i].top, &src[(rects[i].left - dst_x) * 4 + (rects[i].top - dst_y) * src_stride], rects[i].right - rects[i].left, rects[i].bottom - rects[i].top, src_stride, fmt); } heap_free(rgndata); DeleteObject(hrgn); return stat; } else if (graphics->image && graphics->image->type == ImageTypeMetafile) { ERR("This should not be used for metafiles; fix caller\n"); return NotImplemented; } else { HRGN hrgn; int save; stat = get_clip_hrgn(graphics, &hrgn); if (stat != Ok) return stat; save = SaveDC(graphics->hdc); if (hrgn) ExtSelectClipRgn(graphics->hdc, hrgn, RGN_AND); if (hregion) ExtSelectClipRgn(graphics->hdc, hregion, RGN_AND); stat = alpha_blend_hdc_pixels(graphics, dst_x, dst_y, src, src_width, src_height, src_stride, fmt); RestoreDC(graphics->hdc, save); DeleteObject(hrgn); return stat; } } static GpStatus alpha_blend_pixels(GpGraphics *graphics, INT dst_x, INT dst_y, const BYTE *src, INT src_width, INT src_height, INT src_stride, PixelFormat fmt) { return alpha_blend_pixels_hrgn(graphics, dst_x, dst_y, src, src_width, src_height, src_stride, NULL, fmt); } static ARGB blend_colors(ARGB start, ARGB end, REAL position) { INT start_a, end_a, final_a; INT pos; pos = gdip_round(position * 0xff); start_a = ((start >> 24) & 0xff) * (pos ^ 0xff); end_a = ((end >> 24) & 0xff) * pos; final_a = start_a + end_a; if (final_a < 0xff) return 0; return (final_a / 0xff) << 24 | ((((start >> 16) & 0xff) * start_a + (((end >> 16) & 0xff) * end_a)) / final_a) << 16 | ((((start >> 8) & 0xff) * start_a + (((end >> 8) & 0xff) * end_a)) / final_a) << 8 | (((start & 0xff) * start_a + ((end & 0xff) * end_a)) / final_a); } static ARGB blend_line_gradient(GpLineGradient* brush, REAL position) { REAL blendfac; /* clamp to between 0.0 and 1.0, using the wrap mode */ if (brush->wrap == WrapModeTile) { position = fmodf(position, 1.0f); if (position < 0.0f) position += 1.0f; } else /* WrapModeFlip* */ { position = fmodf(position, 2.0f); if (position < 0.0f) position += 2.0f; if (position > 1.0f) position = 2.0f - position; } if (brush->blendcount == 1) blendfac = position; else { int i=1; REAL left_blendpos, left_blendfac, right_blendpos, right_blendfac; REAL range; /* locate the blend positions surrounding this position */ while (position > brush->blendpos[i]) i++; /* 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 BOOL round_color_matrix(const ColorMatrix *matrix, int values[5][5]) { /* Convert floating point color matrix to int[5][5], return TRUE if it's an identity */ BOOL identity = TRUE; int i, j; for (i=0; i<4; i++) for (j=0; j<5; j++) { if (matrix->m[j][i] != (i == j ? 1.0 : 0.0)) identity = FALSE; values[j][i] = gdip_round(matrix->m[j][i] * 256.0); } return identity; } static ARGB transform_color(ARGB color, int matrix[5][5]) { int val[5], res[4]; int i, j; unsigned char a, r, g, b; val[0] = ((color >> 16) & 0xff); /* red */ val[1] = ((color >> 8) & 0xff); /* green */ val[2] = (color & 0xff); /* blue */ val[3] = ((color >> 24) & 0xff); /* alpha */ val[4] = 255; /* translation */ for (i=0; i<4; i++) { res[i] = 0; for (j=0; j<5; j++) res[i] += matrix[j][i] * val[j]; } a = min(max(res[3] / 256, 0), 255); r = min(max(res[0] / 256, 0), 255); g = min(max(res[1] / 256, 0), 255); b = min(max(res[2] / 256, 0), 255); return (a << 24) | (r << 16) | (g << 8) | b; } static BOOL 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); } /* returns preferred pixel format for the applied attributes */ PixelFormat apply_image_attributes(const GpImageAttributes *attributes, LPBYTE data, UINT width, UINT height, INT stride, ColorAdjustType type, PixelFormat fmt) { UINT x, y; INT 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 (!data || fmt != PixelFormat32bppARGB) return PixelFormat32bppARGB; 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>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 (!data || fmt != PixelFormat32bppARGB) return PixelFormat32bppARGB; if (attributes->colorremaptables[type].enabled) table = &attributes->colorremaptables[type]; else table = &attributes->colorremaptables[ColorAdjustTypeDefault]; for (x=0; xmapsize; 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; int color_matrix[5][5]; int gray_matrix[5][5]; BOOL identity; if (!data || fmt != PixelFormat32bppARGB) return PixelFormat32bppARGB; if (attributes->colormatrices[type].enabled) colormatrices = &attributes->colormatrices[type]; else colormatrices = &attributes->colormatrices[ColorAdjustTypeDefault]; identity = round_color_matrix(&colormatrices->colormatrix, color_matrix); if (colormatrices->flags == ColorMatrixFlagsAltGray) identity = (round_color_matrix(&colormatrices->graymatrix, gray_matrix) && identity); if (!identity) { for (x=0; xflags == ColorMatrixFlagsDefault || !color_is_gray(*src_color)) { *src_color = transform_color(*src_color, color_matrix); } else if (colormatrices->flags == ColorMatrixFlagsAltGray) { *src_color = transform_color(*src_color, gray_matrix); } } } } } if (attributes->gamma_enabled[type] || attributes->gamma_enabled[ColorAdjustTypeDefault]) { REAL gamma; if (!data || fmt != PixelFormat32bppARGB) return PixelFormat32bppARGB; if (attributes->gamma_enabled[type]) gamma = attributes->gamma[type]; else gamma = attributes->gamma[ColorAdjustTypeDefault]; for (x=0; x>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; } } return fmt; } /* 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 = gdip_round(srcx); top = gdip_round(srcy); right = gdip_round(srcx+srcwidth); bottom = gdip_round(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; if (bottom < top || right < left) /* entirely outside image, just sample a pixel so we don't have to * special-case this later */ left = top = right = bottom = 0; } 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, PixelOffsetMode offset_mode) { 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: { FLOAT pixel_offset; switch (offset_mode) { default: case PixelOffsetModeNone: case PixelOffsetModeHighSpeed: pixel_offset = 0.5; break; case PixelOffsetModeHalf: case PixelOffsetModeHighQuality: pixel_offset = 0.0; break; } return sample_bitmap_pixel(src_rect, bits, width, height, floorf(point->X + pixel_offset), floorf(point->Y + pixel_offset), 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 BOOL brush_can_fill_path(GpBrush *brush) { switch (brush->bt) { case BrushTypeSolidColor: return TRUE; 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 FALSE; } } 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 BOOL brush_can_fill_pixels(GpBrush *brush) { switch (brush->bt) { case BrushTypeSolidColor: case BrushTypeHatchFill: case BrushTypeLinearGradient: case BrushTypeTextureFill: case BrushTypePathGradient: return TRUE; default: return FALSE; } } 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; xWidth; x++) for (y=0; yHeight; 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; xWidth; x++) for (y=0; yHeight; 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; yHeight; y++) { for (x=0; xWidth; 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; 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) { GpMatrix world_to_texture = fill->transform; stat = GdipInvertMatrix(&world_to_texture); if (stat == Ok) stat = GdipTransformMatrixPoints(&world_to_texture, draw_points, 3); } if (stat == Ok && !fill->bitmap_bits) { BitmapData lockeddata; fill->bitmap_bits = heap_alloc_zero(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, lockeddata.PixelFormat); if (stat != Ok) { heap_free(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; yHeight; y++) { for (x=0; xWidth; 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, graphics->pixeloffset); } } } 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 BOOL 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 = TRUE; } } 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); } if (stat != Ok) { GdipDeletePath(flat_path); return stat; } for (i=0; ipathdata.Count; i++) { int start_center_line=0, end_center_line=0; BOOL seen_start = FALSE, seen_end = FALSE, seen_center = FALSE; 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= start_point.Y) { seen_start = TRUE; start_center_line ^= 1; } if (!seen_end && yf >= end_point.Y) { seen_end = TRUE; end_center_line ^= 1; } if (!seen_center && yf >= center_point.Y) { seen_center = TRUE; 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; xX) + (y-fill_area->Y)*cdwStride] = blend_colors(outer_color, fill->centercolor, distance); } } } GdipDeletePath(flat_path); return stat; } default: return NotImplemented; } } /* 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; 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 = heap_alloc_zero(count * sizeof(PointF)); custpt = heap_alloc_zero(count * sizeof(POINT)); tp = heap_alloc_zero(count); if(!custptf || !custpt || !tp) goto custend; memcpy(custptf, custom->pathdata.Points, count * sizeof(PointF)); GdipSetMatrixElements(&matrix, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0); 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: heap_free(custptf); heap_free(custpt); heap_free(tp); 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); } /* 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 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 = heap_alloc_zero(count * sizeof(POINT)); BYTE *tp = heap_alloc_zero(count); GpPointF *ptcopy = heap_alloc_zero(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 + 2] & 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: heap_free(pti); heap_free(ptcopy); heap_free(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 = heap_alloc_zero(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; (*container)->worldtrans = graphics->worldtrans; sts = GdipCloneRegion(graphics->clip, &(*container)->clip); if(sts != Ok){ heap_free(*container); *container = NULL; return sts; } return Ok; } static void delete_container(GraphicsContainerItem* container) { GdipDeleteRegion(container->clip); heap_free(container); } static GpStatus restore_container(GpGraphics* graphics, GDIPCONST GraphicsContainerItem* container){ GpStatus sts; GpRegion *newClip; sts = GdipCloneRegion(container->clip, &newClip); if(sts != Ok) return sts; graphics->worldtrans = container->worldtrans; 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 if (GetObjectType(graphics->hdc) == OBJ_MEMDC){ HBITMAP hbmp; BITMAP bmp; rect->X = 0; rect->Y = 0; hbmp = GetCurrentObject(graphics->hdc, OBJ_BITMAP); if (hbmp && GetObjectW(hbmp, sizeof(bmp), &bmp)) { rect->Width = bmp.bmWidth; rect->Height = bmp.bmHeight; } else { /* FIXME: ??? */ rect->Width = 1; rect->Height = 1; } }else{ rect->X = 0; rect->Y = 0; rect->Width = GetDeviceCaps(graphics->hdc, HORZRES); rect->Height = GetDeviceCaps(graphics->hdc, VERTRES); } if (graphics->hdc) { POINT points[2]; points[0].x = rect->X; points[0].y = rect->Y; points[1].x = rect->X + rect->Width; points[1].y = rect->Y + rect->Height; DPtoLP(graphics->hdc, points, sizeof(points)/sizeof(points[0])); rect->X = min(points[0].x, points[1].x); rect->Y = min(points[0].y, points[1].y); rect->Width = abs(points[1].x - points[0].x); rect->Height = abs(points[1].y - points[0].y); } 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; } void get_log_fontW(const GpFont *font, GpGraphics *graphics, LOGFONTW *lf) { REAL height; if (font->unit == UnitPixel) { height = units_to_pixels(font->emSize, graphics->unit, graphics->yres); } else { if (graphics->unit == UnitDisplay || graphics->unit == UnitPixel) height = units_to_pixels(font->emSize, font->unit, graphics->xres); else height = units_to_pixels(font->emSize, font->unit, graphics->yres); } lf->lfHeight = -(height + 0.5); lf->lfWidth = 0; lf->lfEscapement = 0; lf->lfOrientation = 0; lf->lfWeight = font->otm.otmTextMetrics.tmWeight; lf->lfItalic = font->otm.otmTextMetrics.tmItalic ? 1 : 0; lf->lfUnderline = font->otm.otmTextMetrics.tmUnderlined ? 1 : 0; lf->lfStrikeOut = font->otm.otmTextMetrics.tmStruckOut ? 1 : 0; lf->lfCharSet = font->otm.otmTextMetrics.tmCharSet; lf->lfOutPrecision = OUT_DEFAULT_PRECIS; lf->lfClipPrecision = CLIP_DEFAULT_PRECIS; lf->lfQuality = DEFAULT_QUALITY; lf->lfPitchAndFamily = 0; strcpyW(lf->lfFaceName, font->family->FamilyName); } static void get_font_hfont(GpGraphics *graphics, GDIPCONST GpFont *font, GDIPCONST GpStringFormat *format, HFONT *hfont, GDIPCONST GpMatrix *matrix) { HDC hdc = CreateCompatibleDC(0); GpPointF pt[3]; REAL angle, rel_width, rel_height, font_height; LOGFONTW lfw; HFONT unscaled_font; TEXTMETRICW textmet; if (font->unit == UnitPixel || font->unit == UnitWorld) font_height = font->emSize; else { REAL unit_scale, res; res = (graphics->unit == UnitDisplay || graphics->unit == UnitPixel) ? graphics->xres : graphics->yres; unit_scale = units_scale(font->unit, graphics->unit, res); font_height = font->emSize * unit_scale; } 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 (matrix) { GpMatrix xform = *matrix; GdipTransformMatrixPoints(&xform, pt, 3); } 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 = -gdip_round(font_height * rel_height); unscaled_font = CreateFontIndirectW(&lfw); SelectObject(hdc, unscaled_font); GetTextMetricsW(hdc, &textmet); lfw.lfWidth = gdip_round(textmet.tmAveCharWidth * rel_width / rel_height); lfw.lfEscapement = lfw.lfOrientation = gdip_round((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; HBITMAP hbitmap; DIBSECTION dib; TRACE("(%p, %p, %p)\n", hdc, hDevice, graphics); if(hDevice != NULL) FIXME("Don't know how to handle parameter hDevice\n"); if(hdc == NULL) return OutOfMemory; if(graphics == NULL) return InvalidParameter; *graphics = heap_alloc_zero(sizeof(GpGraphics)); if(!*graphics) return OutOfMemory; GdipSetMatrixElements(&(*graphics)->worldtrans, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0); if((retval = GdipCreateRegion(&(*graphics)->clip)) != Ok){ heap_free(*graphics); return retval; } hbitmap = GetCurrentObject(hdc, OBJ_BITMAP); if (hbitmap && GetObjectW(hbitmap, sizeof(dib), &dib) == sizeof(dib) && dib.dsBmih.biBitCount == 32 && dib.dsBmih.biCompression == BI_RGB) { (*graphics)->alpha_hdc = 1; } (*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)->xres = GetDeviceCaps(hdc, LOGPIXELSX); (*graphics)->yres = GetDeviceCaps(hdc, LOGPIXELSY); (*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 = heap_alloc_zero(sizeof(GpGraphics)); if(!*graphics) return OutOfMemory; GdipSetMatrixElements(&(*graphics)->worldtrans, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0); if((retval = GdipCreateRegion(&(*graphics)->clip)) != Ok){ heap_free(*graphics); return retval; } (*graphics)->hdc = NULL; (*graphics)->hwnd = NULL; (*graphics)->owndc = FALSE; (*graphics)->image = image; /* We have to store the image type here because the image may be freed * before GdipDeleteGraphics is called, and metafiles need special treatment. */ (*graphics)->image_type = image->type; (*graphics)->smoothing = SmoothingModeDefault; (*graphics)->compqual = CompositingQualityDefault; (*graphics)->interpolation = InterpolationModeBilinear; (*graphics)->pixeloffset = PixelOffsetModeDefault; (*graphics)->compmode = CompositingModeSourceOver; (*graphics)->unit = UnitDisplay; (*graphics)->scale = 1.0; (*graphics)->xres = image->xres; (*graphics)->yres = image->yres; (*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 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); /* Native returns ObjectBusy on the second free, instead of crashing as we'd * do otherwise, but we can't have that in the test suite because it means * accessing freed memory. */ graphics->busy = TRUE; heap_free(graphics); return Ok; } GpStatus WINGDIPAPI GdipDrawArc(GpGraphics *graphics, GpPen *pen, REAL x, REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle) { GpStatus status; GpPath *path; 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; status = GdipCreatePath(FillModeAlternate, &path); if (status != Ok) return status; status = GdipAddPathArc(path, x, y, width, height, startAngle, sweepAngle); if (status == Ok) status = GdipDrawPath(graphics, pen, path); GdipDeletePath(path); return status; } 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) { GpPointF pt[4]; 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; 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; return GdipDrawBeziers(graphics, pen, pt, 4); } GpStatus WINGDIPAPI GdipDrawBezierI(GpGraphics *graphics, GpPen *pen, INT x1, INT y1, INT x2, INT y2, INT x3, INT y3, INT x4, INT y4) { TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d)\n", graphics, pen, x1, y1, x2, y2, x3, y3, x4, y4); return GdipDrawBezier(graphics, pen, (REAL)x1, (REAL)y1, (REAL)x2, (REAL)y2, (REAL)x3, (REAL)y3, (REAL)x4, (REAL)y4); } GpStatus WINGDIPAPI GdipDrawBeziers(GpGraphics *graphics, GpPen *pen, GDIPCONST GpPointF *points, INT count) { GpStatus status; GpPath *path; TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count); if(!graphics || !pen || !points || (count <= 0)) return InvalidParameter; if(graphics->busy) return ObjectBusy; status = GdipCreatePath(FillModeAlternate, &path); if (status != Ok) return status; status = GdipAddPathBeziers(path, points, count); if (status == Ok) status = GdipDrawPath(graphics, pen, path); GdipDeletePath(path); return status; } 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 = heap_alloc_zero(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); heap_free(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 status; 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; status = GdipCreatePath(FillModeAlternate, &path); if (status != Ok) return status; status = GdipAddPathClosedCurve2(path, points, count, tension); if (status == Ok) status = GdipDrawPath(graphics, pen, path); GdipDeletePath(path); return status; } 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 = heap_alloc_zero(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); heap_free(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 = heap_alloc_zero(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); heap_free(pointsF); return ret; } /* Approximates cardinal spline with Bezier curves. */ GpStatus WINGDIPAPI GdipDrawCurve2(GpGraphics *graphics, GpPen *pen, GDIPCONST GpPointF *points, INT count, REAL tension) { GpPath *path; GpStatus status; 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; status = GdipCreatePath(FillModeAlternate, &path); if (status != Ok) return status; status = GdipAddPathCurve2(path, points, count, tension); if (status == Ok) status = GdipDrawPath(graphics, pen, path); GdipDeletePath(path); return status; } 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 = heap_alloc_zero(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); heap_free(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) { GpPath *path; GpStatus status; TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, width, height); if(!graphics || !pen) return InvalidParameter; if(graphics->busy) return ObjectBusy; status = GdipCreatePath(FillModeAlternate, &path); if (status != Ok) return status; status = GdipAddPathEllipse(path, x, y, width, height); if (status == Ok) status = GdipDrawPath(graphics, pen, path); GdipDeletePath(path); return status; } 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; TRACE("(%p, %p, %.2f, %.2f)\n", graphics, image, x, y); if(!graphics || !image) return InvalidParameter; GdipGetImageWidth(image, &width); GdipGetImageHeight(image, &height); return GdipDrawImagePointRect(graphics, image, x, y, 0.0, 0.0, (REAL)width, (REAL)height, UnitPixel); } 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]; REAL scale_x, scale_y, width, height; TRACE("(%p, %p, %f, %f, %f, %f, %f, %f, %d)\n", graphics, image, x, y, srcx, srcy, srcwidth, srcheight, srcUnit); if (!graphics || !image) return InvalidParameter; scale_x = units_scale(srcUnit, graphics->unit, graphics->xres); scale_x *= graphics->xres / image->xres; scale_y = units_scale(srcUnit, graphics->unit, graphics->yres); scale_y *= graphics->yres / image->yres; width = srcwidth * scale_x; height = srcheight * scale_y; 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, 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); } static BOOL CALLBACK play_metafile_proc(EmfPlusRecordType record_type, unsigned int flags, unsigned int dataSize, const unsigned char *pStr, void *userdata) { GdipPlayMetafileRecord(userdata, record_type, flags, dataSize, pStr); return TRUE; } 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]; 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)); /* Ensure source width/height is positive */ if (srcwidth < 0) { GpPointF tmp = ptf[1]; srcx = srcx + srcwidth; srcwidth = -srcwidth; ptf[2].X = ptf[2].X + ptf[1].X - ptf[0].X; ptf[2].Y = ptf[2].Y + ptf[1].Y - ptf[0].Y; ptf[1] = ptf[0]; ptf[0] = tmp; } if (srcheight < 0) { GpPointF tmp = ptf[2]; srcy = srcy + srcheight; srcheight = -srcheight; ptf[1].X = ptf[1].X + ptf[2].X - ptf[0].X; ptf[1].Y = ptf[1].Y + ptf[2].Y - ptf[0].Y; ptf[2] = ptf[0]; ptf[0] = tmp; } 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); TRACE("%s %s %s %s\n", wine_dbgstr_point(&pti[0]), wine_dbgstr_point(&pti[1]), wine_dbgstr_point(&pti[2]), wine_dbgstr_point(&pti[3])); srcx = units_to_pixels(srcx, srcUnit, image->xres); srcy = units_to_pixels(srcy, srcUnit, image->yres); srcwidth = units_to_pixels(srcwidth, srcUnit, image->xres); srcheight = units_to_pixels(srcheight, srcUnit, image->yres); TRACE("src pixels: %f,%f %fx%f\n", srcx, srcy, srcwidth, srcheight); if (image->picture) { if (!graphics->hdc) { FIXME("graphics object has no HDC\n"); } 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, srcy, srcwidth, srcheight, NULL) != S_OK) { if(callback) callback(callbackData); return GenericError; } } else if (image->type == ImageTypeBitmap) { GpBitmap* bitmap = (GpBitmap*)image; BOOL do_resampling = FALSE; BOOL use_software = FALSE; TRACE("graphics: %.2fx%.2f dpi, fmt %#x, scale %f, image: %.2fx%.2f dpi, fmt %#x, color %08x\n", graphics->xres, graphics->yres, graphics->image && graphics->image->type == ImageTypeBitmap ? ((GpBitmap *)graphics->image)->format : 0, graphics->scale, image->xres, image->yres, bitmap->format, imageAttributes ? imageAttributes->outside_color : 0); if (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) do_resampling = TRUE; if (imageAttributes || graphics->alpha_hdc || do_resampling || (graphics->image && graphics->image->type == ImageTypeBitmap)) use_software = TRUE; if (use_software) { RECT dst_area; GpRectF graphics_bounds; 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, dst_dyn_data=NULL; BitmapData lockeddata; InterpolationMode interpolation = graphics->interpolation; PixelOffsetMode offset_mode = graphics->pixeloffset; 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; } stat = get_graphics_bounds(graphics, &graphics_bounds); if (stat != Ok) return stat; if (graphics_bounds.X > dst_area.left) dst_area.left = floorf(graphics_bounds.X); if (graphics_bounds.Y > dst_area.top) dst_area.top = floorf(graphics_bounds.Y); if (graphics_bounds.X + graphics_bounds.Width < dst_area.right) dst_area.right = ceilf(graphics_bounds.X + graphics_bounds.Width); if (graphics_bounds.Y + graphics_bounds.Height < dst_area.bottom) dst_area.bottom = ceilf(graphics_bounds.Y + graphics_bounds.Height); TRACE("dst_area: %s\n", wine_dbgstr_rect(&dst_area)); if (IsRectEmpty(&dst_area)) return Ok; 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; GdipSetMatrixElements(&dst_to_src, m11, m12, m21, m22, mdx, mdy); stat = GdipInvertMatrix(&dst_to_src); if (stat != Ok) return stat; if (do_resampling) { get_bitmap_sample_size(interpolation, imageAttributes->wrap, bitmap, srcx, srcy, srcwidth, srcheight, &src_area); } else { /* Make sure src_area is equal in size to dst_area. */ src_area.X = srcx + dst_area.left - pti[0].x; src_area.Y = srcy + dst_area.top - pti[0].y; src_area.Width = dst_area.right - dst_area.left; src_area.Height = dst_area.bottom - dst_area.top; } TRACE("src_area: %d x %d\n", src_area.Width, src_area.Height); src_data = heap_alloc_zero(sizeof(ARGB) * src_area.Width * src_area.Height); if (!src_data) return OutOfMemory; src_stride = sizeof(ARGB) * src_area.Width; /* Read the bits we need from the source bitmap into a compatible buffer. */ lockeddata.Width = src_area.Width; lockeddata.Height = src_area.Height; lockeddata.Stride = src_stride; lockeddata.Scan0 = src_data; if (!do_resampling && bitmap->format == PixelFormat32bppPARGB) lockeddata.PixelFormat = apply_image_attributes(imageAttributes, NULL, 0, 0, 0, ColorAdjustTypeBitmap, bitmap->format); else lockeddata.PixelFormat = PixelFormat32bppARGB; stat = GdipBitmapLockBits(bitmap, &src_area, ImageLockModeRead|ImageLockModeUserInputBuf, lockeddata.PixelFormat, &lockeddata); if (stat == Ok) stat = GdipBitmapUnlockBits(bitmap, &lockeddata); if (stat != Ok) { heap_free(src_data); return stat; } apply_image_attributes(imageAttributes, src_data, src_area.Width, src_area.Height, src_stride, ColorAdjustTypeBitmap, lockeddata.PixelFormat); if (do_resampling) { /* Transform the bits as needed to the destination. */ dst_data = dst_dyn_data = heap_alloc_zero(sizeof(ARGB) * (dst_area.right - dst_area.left) * (dst_area.bottom - dst_area.top)); if (!dst_data) { heap_free(src_data); return OutOfMemory; } dst_stride = sizeof(ARGB) * (dst_area.right - dst_area.left); 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= 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, offset_mode); else *dst_color = 0; } } } else { dst_data = src_data; dst_stride = src_stride; } 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, lockeddata.PixelFormat); heap_free(src_data); heap_free(dst_dyn_data); return stat; } else { HDC hdc; BOOL temp_hdc = FALSE, temp_bitmap = FALSE; 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 = TRUE; temp_bitmap = TRUE; 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); } else { if (bitmap->hbitmap) hbitmap = bitmap->hbitmap; else { GdipCreateHBITMAPFromBitmap(bitmap, &hbitmap, 0); temp_bitmap = TRUE; } 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 if (image->type == ImageTypeMetafile && ((GpMetafile*)image)->hemf) { GpRectF rc; rc.X = srcx; rc.Y = srcy; rc.Width = srcwidth; rc.Height = srcheight; return GdipEnumerateMetafileSrcRectDestPoints(graphics, (GpMetafile*)image, points, count, &rc, srcUnit, play_metafile_proc, image, imageAttributes); } else { WARN("GpImage with nothing we can draw (metafile in wrong state?)\n"); return InvalidParameter; } 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) { GpPointF pt[2]; TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x1, y1, x2, y2); pt[0].X = x1; pt[0].Y = y1; pt[1].X = x2; pt[1].Y = y2; return GdipDrawLines(graphics, pen, pt, 2); } GpStatus WINGDIPAPI GdipDrawLineI(GpGraphics *graphics, GpPen *pen, INT x1, INT y1, INT x2, INT y2) { TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x1, y1, x2, y2); return GdipDrawLine(graphics, pen, (REAL)x1, (REAL)y1, (REAL)x2, (REAL)y2); } GpStatus WINGDIPAPI GdipDrawLines(GpGraphics *graphics, GpPen *pen, GDIPCONST GpPointF *points, INT count) { GpStatus status; GpPath *path; TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count); if(!pen || !graphics || (count < 2)) return InvalidParameter; if(graphics->busy) return ObjectBusy; status = GdipCreatePath(FillModeAlternate, &path); if (status != Ok) return status; status = GdipAddPathLine2(path, points, count); if (status == Ok) status = GdipDrawPath(graphics, pen, path); GdipDeletePath(path); return status; } GpStatus WINGDIPAPI GdipDrawLinesI(GpGraphics *graphics, GpPen *pen, GDIPCONST GpPoint *points, INT count) { GpStatus retval; GpPointF *ptf; int i; TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count); ptf = heap_alloc_zero(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; } retval = GdipDrawLines(graphics, pen, ptf, count); heap_free(ptf); return retval; } GpStatus WINGDIPAPI GdipDrawPath(GpGraphics *graphics, GpPen *pen, GpPath *path) { INT save_state; GpStatus retval; HRGN hrgn=NULL; 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 = get_clip_hrgn(graphics, &hrgn); if (retval != Ok) goto end; if (hrgn) ExtSelectClipRgn(graphics->hdc, hrgn, RGN_AND); retval = draw_poly(graphics, pen, path->pathdata.Points, path->pathdata.Types, path->pathdata.Count, TRUE); end: restore_dc(graphics, save_state); DeleteObject(hrgn); return retval; } GpStatus WINGDIPAPI GdipDrawPie(GpGraphics *graphics, GpPen *pen, REAL x, REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle) { GpStatus status; GpPath *path; 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; status = GdipCreatePath(FillModeAlternate, &path); if (status != Ok) return status; status = GdipAddPathPie(path, x, y, width, height, startAngle, sweepAngle); if (status == Ok) status = GdipDrawPath(graphics, pen, path); GdipDeletePath(path); return status; } 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) { GpStatus status; GpPath *path; TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, width, height); if(!pen || !graphics) return InvalidParameter; if(graphics->busy) return ObjectBusy; status = GdipCreatePath(FillModeAlternate, &path); if (status != Ok) return status; status = GdipAddPathRectangle(path, x, y, width, height); if (status == Ok) status = GdipDrawPath(graphics, pen, path); GdipDeletePath(path); return status; } 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) { GpStatus status; GpPath *path; TRACE("(%p, %p, %p, %d)\n", graphics, pen, rects, count); if(!graphics || !pen || !rects || count < 1) return InvalidParameter; if(graphics->busy) return ObjectBusy; status = GdipCreatePath(FillModeAlternate, &path); if (status != Ok) return status; status = GdipAddPathRectangles(path, rects, count); if (status == Ok) status = GdipDrawPath(graphics, pen, path); GdipDeletePath(path); return status; } 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 = heap_alloc_zero(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); heap_free(rectsF); return ret; } GpStatus WINGDIPAPI GdipFillClosedCurve2(GpGraphics *graphics, GpBrush *brush, GDIPCONST GpPointF *points, INT count, REAL tension, GpFillMode fill) { GpPath *path; GpStatus status; 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; status = GdipCreatePath(fill, &path); if (status != Ok) return status; status = GdipAddPathClosedCurve2(path, points, count, tension); if (status == Ok) status = GdipFillPath(graphics, brush, path); GdipDeletePath(path); return status; } 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 = heap_alloc_zero(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); heap_free(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; HRGN hrgn=NULL; 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)); retval = get_clip_hrgn(graphics, &hrgn); if (retval != Ok) goto end; if (hrgn) ExtSelectClipRgn(graphics->hdc, hrgn, RGN_AND); 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); DeleteObject(hrgn); 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 && !graphics->alpha_hdc) 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) { GpRectF rect; TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, brush, x, y, width, height); rect.X = x; rect.Y = y; rect.Width = width; rect.Height = height; return GdipFillRectangles(graphics, brush, &rect, 1); } GpStatus WINGDIPAPI GdipFillRectangleI(GpGraphics *graphics, GpBrush *brush, INT x, INT y, INT width, INT height) { GpRectF rect; TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, brush, x, y, width, height); rect.X = (REAL)x; rect.Y = (REAL)y; rect.Width = (REAL)width; rect.Height = (REAL)height; return GdipFillRectangles(graphics, brush, &rect, 1); } GpStatus WINGDIPAPI GdipFillRectangles(GpGraphics *graphics, GpBrush *brush, GDIPCONST GpRectF *rects, INT count) { GpStatus status; GpPath *path; TRACE("(%p, %p, %p, %d)\n", graphics, brush, rects, count); if(!graphics || !brush || !rects || count <= 0) return InvalidParameter; if (graphics->image && graphics->image->type == ImageTypeMetafile) { status = METAFILE_FillRectangles((GpMetafile*)graphics->image, brush, rects, count); /* FIXME: Add gdi32 drawing. */ return status; } status = GdipCreatePath(FillModeAlternate, &path); if (status != Ok) return status; status = GdipAddPathRectangles(path, rects, count); if (status == Ok) status = GdipFillPath(graphics, brush, path); GdipDeletePath(path); return status; } 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 = heap_alloc_zero(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); heap_free(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); 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 = heap_alloc_zero(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, PixelFormat32bppARGB); heap_free(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 && !graphics->alpha_hdc) 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) { GpStatus status; GpRegion *clip; TRACE("(%p, %p)\n", graphics, rect); if(!graphics) return InvalidParameter; if(graphics->busy) return ObjectBusy; status = GdipCreateRegion(&clip); if (status != Ok) return status; status = GdipGetClip(graphics, clip); if (status == Ok) status = GdipGetRegionBounds(clip, graphics, rect); GdipDeleteRegion(clip); return status; } /***************************************************************************** * 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; GpMatrix device_to_world; 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; /* transform to world coordinates */ if((stat = get_graphics_transform(graphics, CoordinateSpaceWorld, CoordinateSpaceDevice, &device_to_world)) != Ok) goto cleanup; if((stat = GdipTransformRegion(clip_rgn, &device_to_world)) != 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 = gdip_round(rectf.X); rect->Y = gdip_round(rectf.Y); rect->Width = gdip_round(rectf.Width); rect->Height = gdip_round(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 (graphics->image && graphics->image->type == ImageTypeMetafile) return METAFILE_GraphicsClear((GpMetafile*)graphics->image, color); if((stat = GdipCreateSolidFill(color, &brush)) != Ok) return stat; if((stat = GdipGetVisibleClipBounds(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, int ignore_empty_clip, 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; BOOL seen_prefix = FALSE; GpStringFormat *dyn_format=NULL; if(length == -1) length = lstrlenW(string); stringdup = heap_alloc_zero((length + 1) * sizeof(WCHAR)); if(!stringdup) return OutOfMemory; if (!format) { stat = GdipStringFormatGetGenericDefault(&dyn_format); if (stat != Ok) { heap_free(stringdup); return stat; } format = dyn_format; } nwidth = rect->Width; nheight = rect->Height; if (ignore_empty_clip) { if (!nwidth) nwidth = INT_MAX; if (!nheight) nheight = INT_MAX; } hkprefix = format->hkprefix; if (hkprefix == HotkeyPrefixShow) { for (i=0; ialign; 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) { if (format->attr & StringFormatFlagsLineLimit) break; 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= 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->attr & StringFormatFlagsNoWrap)) break; } heap_free(stringdup); heap_free(hotkeyprefix_offsets); GdipDeleteStringFormat(dyn_format); return stat; } struct measure_ranges_args { GpRegion **regions; REAL rel_width, rel_height; }; 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; irange_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 / args->rel_height; range_rect.Height = bounds->Height / args->rel_height; GetTextExtentExPointW(hdc, string + index, range_start - index, INT_MAX, NULL, NULL, &range_size); range_rect.X = (bounds->X + range_size.cx) / args->rel_width; GetTextExtentExPointW(hdc, string + index, range_end - index, INT_MAX, NULL, NULL, &range_size); range_rect.Width = (bounds->X + range_size.cx) / args->rel_width - 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; HFONT gdifont, oldfont; struct measure_ranges_args args; HDC hdc, temp_hdc=NULL; GpPointF pt[3]; RectF scaled_rect; REAL margin_x; 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; 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); 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)); margin_x = stringFormat->generic_typographic ? 0.0 : font->emSize / 6.0; margin_x *= units_scale(font->unit, graphics->unit, graphics->xres); scaled_rect.X = (layoutRect->X + margin_x) * args.rel_width; scaled_rect.Y = layoutRect->Y * args.rel_height; scaled_rect.Width = layoutRect->Width * args.rel_width; scaled_rect.Height = layoutRect->Height * args.rel_height; if (scaled_rect.Width >= 1 << 23) scaled_rect.Width = 1 << 23; if (scaled_rect.Height >= 1 << 23) scaled_rect.Height = 1 << 23; get_font_hfont(graphics, font, stringFormat, &gdifont, NULL); oldfont = SelectObject(hdc, gdifont); for (i=0; irange_count; i++) { stat = GdipSetEmpty(regions[i]); if (stat != Ok) return stat; } args.regions = regions; stat = gdip_format_string(hdc, string, length, font, &scaled_rect, stringFormat, (stringFormat->attr & StringFormatFlagsNoClip) != 0, measure_ranges_callback, &args); SelectObject(hdc, oldfont); DeleteObject(gdifont); 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->rel_height - args->bounds->Y; 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]; RectF scaled_rect; REAL margin_x; INT lines, glyphs; 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)); margin_x = (format && format->generic_typographic) ? 0.0 : font->emSize / 6.0; margin_x *= units_scale(font->unit, graphics->unit, graphics->xres); scaled_rect.X = (rect->X + margin_x) * args.rel_width; scaled_rect.Y = rect->Y * args.rel_height; scaled_rect.Width = rect->Width * args.rel_width; scaled_rect.Height = rect->Height * args.rel_height; if (scaled_rect.Width >= 0.5) { scaled_rect.Width -= margin_x * 2.0 * args.rel_width; if (scaled_rect.Width < 0.5) return Ok; /* doesn't fit */ } if (scaled_rect.Width >= 1 << 23) scaled_rect.Width = 1 << 23; if (scaled_rect.Height >= 1 << 23) scaled_rect.Height = 1 << 23; get_font_hfont(graphics, font, format, &gdifont, NULL); 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 = &glyphs; args.linesfilled = &lines; lines = glyphs = 0; gdip_format_string(hdc, string, length, font, &scaled_rect, format, TRUE, measure_string_callback, &args); if (linesfilled) *linesfilled = lines; if (codepointsfitted) *codepointsfitted = glyphs; if (lines) bounds->Width += margin_x * 2.0; 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 = draw_driver_string(args->graphics, &string[index], length, font, format, 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; irel_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, margin_x; INT save_state, format_flags = 0; 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); format_flags = 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); margin_x = (format && format->generic_typographic) ? 0.0 : font->emSize / 6.0; margin_x *= units_scale(font->unit, graphics->unit, graphics->xres); scaled_rect.X = margin_x * rel_width; scaled_rect.Y = 0.0; scaled_rect.Width = rel_width * rect->Width; scaled_rect.Height = rel_height * rect->Height; if (scaled_rect.Width >= 0.5) { scaled_rect.Width -= margin_x * 2.0 * rel_width; if (scaled_rect.Width < 0.5) return Ok; /* doesn't fit */ } if (scaled_rect.Width >= 1 << 23) scaled_rect.Width = 1 << 23; if (scaled_rect.Height >= 1 << 23) scaled_rect.Height = 1 << 23; if (!(format_flags & StringFormatFlagsNoClip) && scaled_rect.Width != 1 << 23 && scaled_rect.Height != 1 << 23 && rect->Width > 0.0 && rect->Height > 0.0) { /* 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, format, &gdifont, NULL); 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, TRUE, 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; return GdipSetMatrixElements(&graphics->worldtrans, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0); } 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) { GpStatus stat; TRACE("(%p, %.2f)\n", graphics, scale); if(!graphics || (scale <= 0.0)) return InvalidParameter; if(graphics->busy) return ObjectBusy; if (graphics->image && graphics->image->type == ImageTypeMetafile) { stat = METAFILE_SetPageTransform((GpMetafile*)graphics->image, graphics->unit, scale); if (stat != Ok) return stat; } graphics->scale = scale; return Ok; } GpStatus WINGDIPAPI GdipSetPageUnit(GpGraphics *graphics, GpUnit unit) { GpStatus stat; TRACE("(%p, %d)\n", graphics, unit); if(!graphics) return InvalidParameter; if(graphics->busy) return ObjectBusy; if(unit == UnitWorld) return InvalidParameter; if (graphics->image && graphics->image->type == ImageTypeMetafile) { stat = METAFILE_SetPageTransform((GpMetafile*)graphics->image, unit, graphics->scale); if (stat != Ok) return stat; } 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; TRACE("%f,%f,%f,%f,%f,%f\n", matrix->matrix[0], matrix->matrix[1], matrix->matrix[2], matrix->matrix[3], matrix->matrix[4], matrix->matrix[5]); graphics->worldtrans = *matrix; return Ok; } 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; if(graphics->busy) return ObjectBusy; /* hrgn is already in device units */ status = GdipCreateRegionHrgn(hrgn, ®ion); if(status != Ok) return status; status = GdipCombineRegionRegion(graphics->clip, region, mode); GdipDeleteRegion(region); return status; } GpStatus WINGDIPAPI GdipSetClipPath(GpGraphics *graphics, GpPath *path, CombineMode mode) { GpStatus status; GpPath *clip_path; TRACE("(%p, %p, %d)\n", graphics, path, mode); if(!graphics) return InvalidParameter; if(graphics->busy) return ObjectBusy; status = GdipClonePath(path, &clip_path); if (status == Ok) { GpMatrix world_to_device; get_graphics_transform(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, &world_to_device); status = GdipTransformPath(clip_path, &world_to_device); if (status == Ok) GdipCombineRegionPath(graphics->clip, clip_path, mode); GdipDeletePath(clip_path); } return status; } GpStatus WINGDIPAPI GdipSetClipRect(GpGraphics *graphics, REAL x, REAL y, REAL width, REAL height, CombineMode mode) { GpStatus status; GpRectF rect; GpRegion *region; 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; status = GdipCreateRegionRect(&rect, ®ion); if (status == Ok) { GpMatrix world_to_device; get_graphics_transform(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, &world_to_device); status = GdipTransformRegion(region, &world_to_device); if (status == Ok) status = GdipCombineRegionRegion(graphics->clip, region, mode); GdipDeleteRegion(region); } return status; } 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) { GpStatus status; GpRegion *clip; TRACE("(%p, %p, %d)\n", graphics, region, mode); if(!graphics || !region) return InvalidParameter; if(graphics->busy) return ObjectBusy; status = GdipCloneRegion(region, &clip); if (status == Ok) { GpMatrix world_to_device; get_graphics_transform(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, &world_to_device); status = GdipTransformRegion(clip, &world_to_device); if (status == Ok) status = GdipCombineRegionRegion(graphics->clip, clip, mode); GdipDeleteRegion(clip); } return status; } 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 = heap_alloc_zero(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); heap_free(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 = heap_alloc_zero(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); heap_free(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; *dpi = graphics->xres; 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; *dpi = graphics->yres; 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, PixelFormat32bppARGB); /* 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; GpMatrix device_to_world; 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; get_graphics_transform(graphics, CoordinateSpaceWorld, CoordinateSpaceDevice, &device_to_world); status = GdipTransformRegion(clip, &device_to_world); if (status != Ok) { GdipDeleteRegion(clip); return status; } /* free everything except root node and header */ delete_element(®ion->node); memcpy(region, clip, sizeof(GpRegion)); heap_free(clip); return Ok; } static GpStatus get_graphics_transform(GpGraphics *graphics, GpCoordinateSpace dst_space, GpCoordinateSpace src_space, GpMatrix *matrix) { GpStatus stat = Ok; REAL scale_x, scale_y; GdipSetMatrixElements(matrix, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0); if (dst_space != src_space) { scale_x = units_to_pixels(1.0, graphics->unit, graphics->xres); scale_y = units_to_pixels(1.0, graphics->unit, graphics->yres); if(graphics->unit != UnitDisplay) { scale_x *= graphics->scale; scale_y *= 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/scale_x, 1.0/scale_y, MatrixOrderAppend); break; } /* transform from CoordinateSpacePage to dst_space */ switch (dst_space) { case CoordinateSpaceWorld: { GpMatrix inverted_transform = graphics->worldtrans; stat = GdipInvertMatrix(&inverted_transform); if (stat == Ok) GdipMultiplyMatrix(matrix, &inverted_transform, MatrixOrderAppend); break; } case CoordinateSpacePage: break; case CoordinateSpaceDevice: GdipScaleMatrix(matrix, scale_x, scale_y, 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) return stat; return GdipTransformMatrixPoints(&matrix, points, count); } 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 = heap_alloc_zero(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 = gdip_round(pointsF[i].X); points[i].Y = gdip_round(pointsF[i].Y); } heap_free(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); get_font_hfont(graphics, font, NULL, &hfont, matrix); 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; if (matrix) { GpMatrix xform = *matrix; GdipTransformMatrixPoints(&xform, pt, 3); } 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 = heap_alloc_zero(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 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; } heap_free(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 GpStringFormat *format, 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 (!(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, format, &hfont, matrix); SelectObject(graphics->hdc, hfont); SetTextAlign(graphics->hdc, TA_BASELINE|TA_LEFT); ExtTextOutW(graphics->hdc, gdip_round(pt.X), gdip_round(pt.Y), eto_flags, NULL, text, length, NULL); RestoreDC(graphics->hdc, save_state); DeleteObject(hfont); return Ok; } static GpStatus SOFTWARE_GdipDrawDriverString(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length, GDIPCONST GpFont *font, GDIPCONST GpStringFormat *format, GDIPCONST GpBrush *brush, GDIPCONST PointF *positions, INT flags, GDIPCONST GpMatrix *matrix) { static const INT unsupported_flags = ~(DriverStringOptionsCmapLookup|DriverStringOptionsRealizedAdvance); GpStatus stat; PointF *real_positions, real_position; POINT *pti; HFONT hfont; HDC hdc; int min_x=INT_MAX, min_y=INT_MAX, max_x=INT_MIN, max_y=INT_MIN, i, x, y; DWORD max_glyphsize=0; GLYPHMETRICS glyphmetrics; static const MAT2 identity = {{0,1}, {0,0}, {0,0}, {0,1}}; BYTE *glyph_mask; BYTE *text_mask; int text_mask_stride; BYTE *pixel_data; int pixel_data_stride; GpRect pixel_area; UINT ggo_flags = GGO_GRAY8_BITMAP; if (length <= 0) return Ok; if (!(flags & DriverStringOptionsCmapLookup)) ggo_flags |= GGO_GLYPH_INDEX; if (flags & unsupported_flags) FIXME("Ignoring flags %x\n", flags & unsupported_flags); pti = heap_alloc_zero(sizeof(POINT) * length); if (!pti) return OutOfMemory; if (flags & DriverStringOptionsRealizedAdvance) { real_position = positions[0]; transform_and_round_points(graphics, pti, &real_position, 1); } else { real_positions = heap_alloc_zero(sizeof(PointF) * length); if (!real_positions) { heap_free(pti); return OutOfMemory; } memcpy(real_positions, positions, sizeof(PointF) * length); transform_and_round_points(graphics, pti, real_positions, length); heap_free(real_positions); } get_font_hfont(graphics, font, format, &hfont, matrix); hdc = CreateCompatibleDC(0); SelectObject(hdc, hfont); /* Get the boundaries of the text to be drawn */ for (i=0; i max_glyphsize) max_glyphsize = glyphsize; if (glyphsize != 0) { left = pti[i].x + glyphmetrics.gmptGlyphOrigin.x; top = pti[i].y - glyphmetrics.gmptGlyphOrigin.y; right = pti[i].x + glyphmetrics.gmptGlyphOrigin.x + glyphmetrics.gmBlackBoxX; bottom = pti[i].y - glyphmetrics.gmptGlyphOrigin.y + glyphmetrics.gmBlackBoxY; if (left < min_x) min_x = left; if (top < min_y) min_y = top; if (right > max_x) max_x = right; if (bottom > max_y) max_y = bottom; } if (i+1 < length && (flags & DriverStringOptionsRealizedAdvance) == DriverStringOptionsRealizedAdvance) { pti[i+1].x = pti[i].x + glyphmetrics.gmCellIncX; pti[i+1].y = pti[i].y + glyphmetrics.gmCellIncY; } } if (max_glyphsize == 0) /* Nothing to draw. */ return Ok; glyph_mask = heap_alloc_zero(max_glyphsize); text_mask = heap_alloc_zero((max_x - min_x) * (max_y - min_y)); text_mask_stride = max_x - min_x; if (!(glyph_mask && text_mask)) { heap_free(glyph_mask); heap_free(text_mask); heap_free(pti); DeleteDC(hdc); DeleteObject(hfont); return OutOfMemory; } /* Generate a mask for the text */ for (i=0; ihdc && !graphics->alpha_hdc && ((flags & DriverStringOptionsRealizedAdvance) || length <= 1) && brush->bt == BrushTypeSolidColor && (((GpSolidFill*)brush)->color & 0xff000000) == 0xff000000) stat = GDI32_GdipDrawDriverString(graphics, text, length, font, format, brush, positions, flags, matrix); if (stat == NotImplemented) stat = SOFTWARE_GdipDrawDriverString(graphics, text, length, font, format, brush, positions, flags, matrix); return stat; } /***************************************************************************** * GdipDrawDriverString [GDIPLUS.@] */ GpStatus WINGDIPAPI GdipDrawDriverString(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length, GDIPCONST GpFont *font, GDIPCONST GpBrush *brush, GDIPCONST PointF *positions, INT flags, GDIPCONST GpMatrix *matrix ) { TRACE("(%p %s %p %p %p %d %p)\n", graphics, debugstr_wn(text, length), font, brush, positions, flags, matrix); if (!graphics || !text || !font || !brush || !positions) return InvalidParameter; return draw_driver_string(graphics, text, length, font, NULL, brush, positions, flags, matrix); } /***************************************************************************** * GdipIsVisibleClipEmpty [GDIPLUS.@] */ GpStatus WINGDIPAPI GdipIsVisibleClipEmpty(GpGraphics *graphics, BOOL *res) { GpStatus stat; GpRegion* rgn; TRACE("(%p, %p)\n", graphics, res); if((stat = GdipCreateRegion(&rgn)) != Ok) return stat; if((stat = get_visible_clip_region(graphics, rgn)) != Ok) goto cleanup; stat = GdipIsEmptyRegion(rgn, graphics, res); cleanup: GdipDeleteRegion(rgn); return stat; } GpStatus WINGDIPAPI GdipResetPageTransform(GpGraphics *graphics) { static int calls; TRACE("(%p) stub\n", graphics); if(!(calls++)) FIXME("not implemented\n"); return NotImplemented; }