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gdiplus: Implement GdipSetLineBlend.

This commit is contained in:
Vincent Povirk 2009-04-28 18:25:59 -05:00 committed by Alexandre Julliard
parent b05cf906d1
commit 1f4940ae44
1 changed files with 25 additions and 5 deletions
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30
dlls/gdiplus/brush.c
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@ -1115,15 +1115,35 @@ GpStatus WINGDIPAPI GdipScaleTextureTransform(GpTexture* brush,
}
GpStatus WINGDIPAPI GdipSetLineBlend(GpLineGradient *brush,
GDIPCONST REAL *blend, GDIPCONST REAL* positions, INT count)
GDIPCONST REAL *factors, GDIPCONST REAL* positions, INT count)
{
static int calls;
REAL *new_blendfac, *new_blendpos;
if(!brush || !blend || !positions || count <= 0)
TRACE("(%p, %p, %p, %i)\n", brush, factors, positions, count);
if(!brush || !factors || !positions || count <= 0 ||
(count >= 2 && (positions[0] != 0.0f || positions[count-1] != 1.0f)))
return InvalidParameter;
if(!(calls++))
FIXME("not implemented\n");
new_blendfac = GdipAlloc(count * sizeof(REAL));
new_blendpos = GdipAlloc(count * sizeof(REAL));
if (!new_blendfac || !new_blendpos)
{
GdipFree(new_blendfac);
GdipFree(new_blendpos);
return OutOfMemory;
}
memcpy(new_blendfac, factors, count * sizeof(REAL));
memcpy(new_blendpos, positions, count * sizeof(REAL));
GdipFree(brush->blendfac);
GdipFree(brush->blendpos);
brush->blendcount = count;
brush->blendfac = new_blendfac;
brush->blendpos = new_blendpos;
return Ok;
}