gdiplus: Set GDI world xform to the identity xform on acquisition.

Signed-off-by: Shawn M. Chapla <schapla@codeweavers.com> Signed-off-by: Esme Povirk <esme@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

gdiplus: Set GDI world xform to the identity xform on acquisition.
b0f66504 · Shawn M. Chapla · Alexandre Julliard · 83034c94 · b0f66504 · b0f66504
Commit b0f66504 authored Jun 30, 2020 by Shawn M. Chapla Committed by Alexandre Julliard Jul 01, 2020
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graphics.c dlls/gdiplus/graphics.c +1 -0

graphics.c dlls/gdiplus/tests/graphics.c +1 -1

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--- a/dlls/gdiplus/graphics.c
+++ b/dlls/gdiplus/graphics.c
@@ -6789,6 +6789,7 @@ GpStatus gdi_transform_acquire(GpGraphics *graphics)
    if (graphics->gdi_transform_acquire_count == 0 && graphics->hdc)
    {
        graphics->gdi_transform_save = SaveDC(graphics->hdc);
+        ModifyWorldTransform(graphics->hdc, NULL, MWT_IDENTITY);
        SetGraphicsMode(graphics->hdc, GM_COMPATIBLE);
        SetMapMode(graphics->hdc, MM_TEXT);
        SetWindowOrgEx(graphics->hdc, 0, 0, NULL);

--- a/dlls/gdiplus/tests/graphics.c
+++ b/dlls/gdiplus/tests/graphics.c
@@ -7012,7 +7012,7 @@ static void test_gdi_interop_hdc(void)
    expect(0x00aa00ff, bits[6 * 100 + 6]);
    expect(0x00aa00ff, bits[26 * 100 + 26]);
    expect(0x00aa00ff, bits[36 * 100 + 36]);
-    todo_wine expect(0xffaa00ff, bits[86 * 100 + 86]);
+    expect(0xffaa00ff, bits[86 * 100 + 86]);

    DeleteDC(src_hdc);
    DeleteObject(hbm);