Vincent Povirk : gdiplus: Return visible clip bounds in world coordinates.
Alexandre Julliard
julliard at winehq.org
Tue Jun 7 11:08:16 CDT 2016
Module: wine
Branch: master
Commit: be5b27069058821e442be0f7466ecb80aa0a8dec
URL: http://source.winehq.org/git/wine.git/?a=commit;h=be5b27069058821e442be0f7466ecb80aa0a8dec
Author: Vincent Povirk <vincent at codeweavers.com>
Date: Mon Jun 6 16:00:50 2016 -0500
gdiplus: Return visible clip bounds in world coordinates.
Signed-off-by: Vincent Povirk <vincent at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/gdiplus/graphics.c | 8 ++++++++
dlls/gdiplus/tests/graphics.c | 23 +++++++++++++++++++++++
2 files changed, 31 insertions(+)
diff --git a/dlls/gdiplus/graphics.c b/dlls/gdiplus/graphics.c
index dac52ef..8353809 100644
--- a/dlls/gdiplus/graphics.c
+++ b/dlls/gdiplus/graphics.c
@@ -4297,6 +4297,7 @@ GpStatus WINGDIPAPI GdipGetVisibleClipBounds(GpGraphics *graphics, GpRectF *rect
{
GpRegion *clip_rgn;
GpStatus stat;
+ GpMatrix device_to_world;
TRACE("(%p, %p)\n", graphics, rect);
@@ -4313,6 +4314,13 @@ GpStatus WINGDIPAPI GdipGetVisibleClipBounds(GpGraphics *graphics, GpRectF *rect
if((stat = get_visible_clip_region(graphics, clip_rgn)) != Ok)
goto cleanup;
+ /* transform to world coordinates */
+ if((stat = get_graphics_transform(graphics, CoordinateSpaceWorld, CoordinateSpaceDevice, &device_to_world)) != Ok)
+ goto cleanup;
+
+ if((stat = GdipTransformRegion(clip_rgn, &device_to_world)) != Ok)
+ goto cleanup;
+
/* get bounds of the region */
stat = GdipGetRegionBounds(clip_rgn, graphics, rect);
diff --git a/dlls/gdiplus/tests/graphics.c b/dlls/gdiplus/tests/graphics.c
index 3ee3363..cf5652b 100644
--- a/dlls/gdiplus/tests/graphics.c
+++ b/dlls/gdiplus/tests/graphics.c
@@ -2313,6 +2313,29 @@ static void test_GdipGetVisibleClipBounds_window(void)
recti.X, recti.Y, recti.Width, recti.Height,
exp.X, exp.Y, exp.Width, exp.Height);
+ /* window bounds with transform applied */
+ status = GdipResetClip(graphics);
+ expect(Ok, status);
+
+ status = GdipScaleWorldTransform(graphics, 0.5, 0.5, MatrixOrderPrepend);
+ expect(Ok, status);
+
+ exp.X = window.X * 2.0;
+ exp.Y = window.Y * 2.0;
+ exp.Width = window.Width * 2.0;
+ exp.Height = window.Height * 2.0;
+
+ status = GdipGetVisibleClipBounds(graphics, &rectf);
+ expect(Ok, status);
+ ok(rectf.X == exp.X &&
+ rectf.Y == exp.Y &&
+ rectf.Width == exp.Width &&
+ rectf.Height == exp.Height,
+ "Expected clip bounds (%0.f, %0.f, %0.f, %0.f) to be "
+ "twice the window size (%0.f, %0.f, %0.f, %0.f)\n",
+ rectf.X, rectf.Y, rectf.Width, rectf.Height,
+ exp.X, exp.Y, exp.Width, exp.Height);
+
GdipDeleteGraphics(graphics);
EndPaint(hwnd, &ps);
}
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