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gdiplus: Implement GdipSetImagePalette.

This commit is contained in:
Vincent Povirk 2009-12-11 16:51:46 -06:00 committed by Alexandre Julliard
parent a5b9cbfffc
commit 39dc81cc80
3 changed files with 35 additions and 5 deletions
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4
dlls/gdiplus/gdiplus_private.h
View File

@ -213,6 +213,10 @@ struct GpImage{
ImageType type;
GUID format;
UINT flags;
UINT palette_flags;
UINT palette_count;
UINT palette_size;
ARGB *palette_entries;
};
struct GpMetafile{

4
dlls/gdiplus/graphics.c
View File

@ -1256,6 +1256,10 @@ GpStatus WINGDIPAPI GdipCreateMetafileFromWmf(HMETAFILE hwmf, BOOL delete,
(*metafile)->image.type = ImageTypeMetafile;
memcpy(&(*metafile)->image.format, &ImageFormatWMF, sizeof(GUID));
(*metafile)->image.palette_flags = 0;
(*metafile)->image.palette_count = 0;
(*metafile)->image.palette_size = 0;
(*metafile)->image.palette_entries = NULL;
(*metafile)->bounds.X = ((REAL) placeable->BoundingBox.Left) / ((REAL) placeable->Inch);
(*metafile)->bounds.Y = ((REAL) placeable->BoundingBox.Right) / ((REAL) placeable->Inch);
(*metafile)->bounds.Width = ((REAL) (placeable->BoundingBox.Right

32
dlls/gdiplus/image.c
View File

@ -1201,6 +1201,10 @@ GpStatus WINGDIPAPI GdipCreateBitmapFromScan0(INT width, INT height, INT stride,
(*bitmap)->image.type = ImageTypeBitmap;
memcpy(&(*bitmap)->image.format, &ImageFormatMemoryBMP, sizeof(GUID));
(*bitmap)->image.flags = ImageFlagsNone;
(*bitmap)->image.palette_flags = 0;
(*bitmap)->image.palette_count = 0;
(*bitmap)->image.palette_size = 0;
(*bitmap)->image.palette_entries = NULL;
(*bitmap)->width = width;
(*bitmap)->height = height;
(*bitmap)->format = format;
@ -1318,6 +1322,7 @@ GpStatus WINGDIPAPI GdipDisposeImage(GpImage *image)
GdipFree(((GpBitmap*)image)->bitmapbits);
DeleteDC(((GpBitmap*)image)->hdc);
}
GdipFree(image->palette_entries);
GdipFree(image);
return Ok;
@ -1891,6 +1896,10 @@ static GpStatus decode_image_olepicture_metafile(IStream* stream, REFCLSID clsid
(*image)->type = ImageTypeMetafile;
(*image)->picture = pic;
(*image)->flags = ImageFlagsNone;
(*image)->palette_flags = 0;
(*image)->palette_count = 0;
(*image)->palette_size = 0;
(*image)->palette_entries = NULL;
return Ok;
}
@ -2243,15 +2252,28 @@ GpStatus WINGDIPAPI GdipGetImagePalette(GpImage *image, ColorPalette *palette, I
GpStatus WINGDIPAPI GdipSetImagePalette(GpImage *image,
GDIPCONST ColorPalette *palette)
{
static int calls;
TRACE("(%p,%p)\n", image, palette);
if(!image || !palette)
if(!image || !palette || palette->Count > 256)
return InvalidParameter;
if(!(calls++))
FIXME("not implemented\n");
if (palette->Count > image->palette_size)
{
ARGB *new_palette;
return NotImplemented;
new_palette = GdipAlloc(sizeof(ARGB) * palette->Count);
if (!new_palette) return OutOfMemory;
GdipFree(image->palette_entries);
image->palette_entries = new_palette;
image->palette_size = palette->Count;
}
image->palette_flags = palette->Flags;
image->palette_count = palette->Count;
memcpy(image->palette_entries, palette->Entries, sizeof(ARGB)*palette->Count);
return Ok;
}
/*************************************************************************