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gdiplus: Implement GdipCombineRegionRect.

This commit is contained in:
Adam Petaccia 2008-08-04 13:56:49 -04:00 committed by Alexandre Julliard
parent 40456271d3
commit 4090aa43b5
1 changed files with 48 additions and 4 deletions
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52
dlls/gdiplus/region.c
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@ -205,6 +205,20 @@ clone_out:
return stat;
}
/* Common code for CombineRegion*
* All the caller has to do is get its format into an element
*/
static inline void fuse_region(GpRegion* region, region_element* left,
region_element* right, const CombineMode mode)
{
region->node.type = mode;
region->node.elementdata.combine.left = left;
region->node.elementdata.combine.right = right;
region->header.size = sizeheader_size + get_element_size(&region->node);
region->header.num_children += 2;
}
/*****************************************************************************
* GdipCloneRegion [GDIPLUS.@]
*
@ -242,11 +256,41 @@ GpStatus WINGDIPAPI GdipCombineRegionPath(GpRegion *region, GpPath *path, Combin
return NotImplemented;
}
GpStatus WINGDIPAPI GdipCombineRegionRect(GpRegion *region, GDIPCONST GpRectF *rect,
CombineMode mode)
GpStatus WINGDIPAPI GdipCombineRegionRect(GpRegion *region,
GDIPCONST GpRectF *rect, CombineMode mode)
{
FIXME("(%p %p %d): stub\n", region, rect, mode);
return NotImplemented;
GpRegion *rect_region;
region_element *left, *right = NULL;
GpStatus stat;
TRACE("%p %p %d\n", region, rect, mode);
if (!(region && rect))
return InvalidParameter;
stat = GdipCreateRegionRect(rect, &rect_region);
if (stat != Ok)
return stat;
left = GdipAlloc(sizeof(region_element));
if (!left)
goto out;
memcpy(left, &region->node, sizeof(region_element));
stat = clone_element(&rect_region->node, &right);
if (stat != Ok)
goto out;
fuse_region(region, left, right, mode);
GdipDeleteRegion(rect_region);
return Ok;
out:
GdipFree(left);
delete_element(right);
GdipDeleteRegion(rect_region);
return stat;
}
GpStatus WINGDIPAPI GdipCombineRegionRectI(GpRegion *region, GDIPCONST GpRect *rect,