Changhui Liu : gdiplus: Fix get_graphics_bounds when window origin point changed.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 5fa7402a36ee0e1238434598ff589e3de42f80cd
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=5fa7402a36ee0e1238434598ff...

Author: Changhui Liu 
Date:   Mon Dec 22 16:43:47 2014 +0800

gdiplus: Fix get_graphics_bounds when window origin point changed.

---

dlls/gdiplus/graphics.c       |  3 +--
 dlls/gdiplus/tests/graphics.c | 56 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 57 insertions(+), 2 deletions(-)

diff --git a/dlls/gdiplus/graphics.c b/dlls/gdiplus/graphics.c
index 840d866..68a4ee5 100644
--- a/dlls/gdiplus/graphics.c
+++ b/dlls/gdiplus/graphics.c
@@ -2029,8 +2029,7 @@ static GpStatus get_graphics_bounds(GpGraphics* graphics, GpRectF* rect)
         rect->Height = GetDeviceCaps(graphics->hdc, VERTRES);
     }

-    if (graphics->hdc &&
-        (GetMapMode(graphics->hdc) != MM_TEXT || GetGraphicsMode(graphics->hdc) != GM_COMPATIBLE))
+    if (graphics->hdc)
     {
         POINT points[2];

diff --git a/dlls/gdiplus/tests/graphics.c b/dlls/gdiplus/tests/graphics.c
index 8ce372b..fd4cf80 100644
--- a/dlls/gdiplus/tests/graphics.c
+++ b/dlls/gdiplus/tests/graphics.c
@@ -5548,6 +5548,61 @@ static void test_GdipFillRectangles(void)
     ReleaseDC(hwnd, hdc);
 }

+static void test_GdipGetVisibleClipBounds_memoryDC(void)
+{
+    HDC hdc,dc;
+    HBITMAP bmp;
+    HGDIOBJ old;
+    RECT rect;
+    POINT pt;
+    int width = 0;
+    int height = 0;
+    GpGraphics* graphics = NULL;
+    GpRect boundRect;
+    GpStatus status;
+
+    ok(GetClientRect(hwnd, &rect), "GetClientRect should have succeeded\n");
+    width = rect.right - rect.left;
+    height = rect.bottom - rect.top;
+
+    dc = GetDC(hwnd);
+    hdc = CreateCompatibleDC ( dc );
+    bmp = CreateCompatibleBitmap ( dc, width, height );
+    old = SelectObject (hdc, bmp);
+
+    /*change the window origin is the key test point*/
+    SetWindowOrgEx (hdc, rect.left+10, rect.top+10, &pt);
+
+    status = GdipCreateFromHDC(hdc, &graphics);
+    expect(Ok, status);
+
+    status = GdipGetVisibleClipBoundsI(graphics, &boundRect);
+    expect(Ok, status);
+
+    ok(boundRect.X==rect.left+10 &&
+       boundRect.Y==rect.top+10 &&
+       boundRect.Width==width &&
+       boundRect.Height==height, "Expected GdipGetVisibleClipBoundsI ok\n");
+
+    status = GdipSetClipRectI(graphics, 0, 0, width, height, CombineModeReplace);
+    expect(Ok, status);
+
+    status = GdipGetVisibleClipBoundsI(graphics, &boundRect);
+    expect(Ok, status);
+
+    ok(boundRect.X==rect.left+10 &&
+       boundRect.Y==rect.top+10 &&
+       boundRect.Width==width-10 &&
+       boundRect.Height==height-10, "Expected GdipGetVisibleClipBoundsI ok\n");
+
+    GdipDeleteGraphics(graphics);
+
+    SelectObject (hdc, old);
+    DeleteObject (bmp);
+    DeleteDC (hdc);
+    ReleaseDC(hwnd, dc);
+}
+
 START_TEST(graphics)
 {
     struct GdiplusStartupInput gdiplusStartupInput;
@@ -5619,6 +5674,7 @@ START_TEST(graphics)
     test_alpha_hdc();
     test_bitmapfromgraphics();
     test_GdipFillRectangles();
+    test_GdipGetVisibleClipBounds_memoryDC();

GdiplusShutdown(gdiplusToken);
     DestroyWindow( hwnd );