From 1019579fd4f3d4b3f179fa094f5aa59bdbe7907b Mon Sep 17 00:00:00 2001
From: Alexandre Julliard <julliard@winehq.org>
Date: Thu, 29 Jul 2010 17:33:27 +0200
Subject: [PATCH] gdi32: Fix offset for mirrored devices that have a non-zero
 viewport offset.

---
 dlls/gdi32/dc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dlls/gdi32/dc.c b/dlls/gdi32/dc.c
index 3aa2480c861..b0002f3253e 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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