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gdiplus: Implement GdipTransformPointsI.

This commit is contained in:
Vincent Povirk 2009-05-19 15:40:43 -05:00 committed by Alexandre Julliard
parent 2af29ed916
commit c486e8147d
2 changed files with 39 additions and 2 deletions
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29
dlls/gdiplus/graphics.c
View File

@ -3662,9 +3662,34 @@ GpStatus WINGDIPAPI GdipTransformPoints(GpGraphics *graphics, GpCoordinateSpace
GpStatus WINGDIPAPI GdipTransformPointsI(GpGraphics *graphics, GpCoordinateSpace dst_space,
GpCoordinateSpace src_space, GpPoint *points, INT count)
{
FIXME("(%p, %d, %d, %p, %d): stub\n", graphics, dst_space, src_space, points, count);
GpPointF *pointsF;
GpStatus ret;
INT i;
return NotImplemented;
TRACE("(%p, %d, %d, %p, %d)\n", graphics, dst_space, src_space, points, count);
if(count <= 0)
return InvalidParameter;
pointsF = GdipAlloc(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 = roundr(pointsF[i].X);
points[i].Y = roundr(pointsF[i].Y);
}
GdipFree(pointsF);
return ret;
}
HPALETTE WINGDIPAPI GdipCreateHalftonePalette(void)

12
dlls/gdiplus/tests/graphics.c
View File

@ -770,6 +770,7 @@ static void test_transformpoints(void)
GpGraphics *graphics = NULL;
HDC hdc = GetDC(0);
GpPointF ptf[2];
GpPoint pt[2];
status = GdipCreateFromHDC(hdc, &graphics);
expect(Ok, status);
@ -868,6 +869,17 @@ static void test_transformpoints(void)
expectf(0.0, ptf[1].X);
expectf(1.0, ptf[1].Y);
pt[0].X = 1;
pt[0].Y = 0;
pt[1].X = 0;
pt[1].Y = 1;
status = GdipTransformPointsI(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, pt, 2);
expect(Ok, status);
expect(18, pt[0].X);
expect(15, pt[0].Y);
expect(15, pt[1].X);
expect(18, pt[1].Y);
GdipDeleteGraphics(graphics);
ReleaseDC(0, hdc);
}