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gdiplus: Add function for managing metafile objects id. 

Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Vincent Povirk <vincent@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Piotr Caban 2017-07-10 11:30:24 +02:00 committed by Alexandre Julliard
parent e1e4dd2023
commit ac231b14b9
2 changed files with 14 additions and 4 deletions
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1
dlls/gdiplus/gdiplus_private.h
View File

@ -370,6 +370,7 @@ struct GpMetafile{
IStream *record_stream;
BOOL auto_frame; /* If true, determine the frame automatically */
GpPointF auto_frame_min, auto_frame_max;
DWORD next_object_id;
/* playback */
GpGraphics *playback_graphics;

17
dlls/gdiplus/metafile.c
View File

@ -250,6 +250,11 @@ typedef struct EmfPlusDrawImagePoints
} PointData[3];
} EmfPlusDrawImagePoints;
static DWORD METAFILE_AddObjectId(GpMetafile *metafile)
{
return (metafile->next_object_id++) % 64;
}
static GpStatus METAFILE_AllocateRecord(GpMetafile *metafile, DWORD size, void **result)
{
DWORD size_needed;
@ -2363,8 +2368,10 @@ static GpStatus METAFILE_FillEmfPlusBitmap(EmfPlusBitmap *record, IStream *strea
return Ok;
}
static GpStatus METAFILE_AddImageObject(GpMetafile *metafile, GpImage *image)
static GpStatus METAFILE_AddImageObject(GpMetafile *metafile, GpImage *image, DWORD *id)
{
*id = -1;
if (metafile->metafile_type != MetafileTypeEmfPlusOnly && metafile->metafile_type != MetafileTypeEmfPlusDual)
return Ok;
@ -2389,8 +2396,9 @@ static GpStatus METAFILE_AddImageObject(GpMetafile *metafile, GpImage *image)
}
memset(object_record->ObjectData.image.ImageData.bitmap.BitmapData + size, 0, aligned_size - size);
*id = METAFILE_AddObjectId(metafile);
object_record->Header.Type = EmfPlusRecordTypeObject;
object_record->Header.Flags = ObjectTypeImage << 8;
object_record->Header.Flags = *id | ObjectTypeImage << 8;
object_record->ObjectData.image.Version = 0xDBC01002;
object_record->ObjectData.image.Type = ImageDataTypeBitmap;
@ -2412,6 +2420,7 @@ GpStatus METAFILE_DrawImagePointsRect(GpMetafile *metafile, GpImage *image,
DrawImageAbort callback, VOID *callbackData)
{
EmfPlusDrawImagePoints *draw_image_record;
DWORD image_id;
GpStatus stat;
if (count != 3) return InvalidParameter;
@ -2430,13 +2439,13 @@ GpStatus METAFILE_DrawImagePointsRect(GpMetafile *metafile, GpImage *image,
return NotImplemented;
}
stat = METAFILE_AddImageObject(metafile, image);
stat = METAFILE_AddImageObject(metafile, image, &image_id);
if (stat != Ok) return stat;
stat = METAFILE_AllocateRecord(metafile, sizeof(EmfPlusDrawImagePoints), (void**)&draw_image_record);
if (stat != Ok) return stat;
draw_image_record->Header.Type = EmfPlusRecordTypeDrawImagePoints;
draw_image_record->Header.Flags = 0;
draw_image_record->Header.Flags = image_id;
draw_image_record->ImageAttributesID = -1;
draw_image_record->SrcUnit = UnitPixel;
draw_image_record->SrcRect.X = units_to_pixels(srcx, srcUnit, metafile->image.xres);