Alexandre Julliard : gdi32: Fix offset for mirrored devices that have a non-zero viewport offset.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 1019579fd4f3d4b3f179fa094f5aa59bdbe7907b
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=1019579fd4f3d4b3f179fa094f5aa59bdbe7907b

Author: Alexandre Julliard <julliard at winehq.org>
Date:   Thu Jul 29 17:33:27 2010 +0200

gdi32: Fix offset for mirrored devices that have a non-zero viewport offset.

---

 dlls/gdi32/dc.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/dlls/gdi32/dc.c b/dlls/gdi32/dc.c
index 3aa2480..b0002f3 100644
--- a/dlls/gdi32/dc.c
+++ b/dlls/gdi32/dc.c
@@ -296,7 +296,7 @@ static void construct_window_to_viewport(DC *dc, XFORM *xform)
     xform->eM22 = scaleY;
     xform->eDx  = (double)dc->vportOrgX - scaleX * (double)dc->wndOrgX;
     xform->eDy  = (double)dc->vportOrgY - scaleY * (double)dc->wndOrgY;
-    if (dc->layout & LAYOUT_RTL) xform->eDx += dc->vis_rect.right - dc->vis_rect.left - 1;
+    if (dc->layout & LAYOUT_RTL) xform->eDx = dc->vis_rect.right - dc->vis_rect.left - 1 - xform->eDx;
 }
 
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