[PATCH v3 03/14] win32u: Adjust the rect according to the graphics mode in dibdrv_RoundRect().

[Elizabeth Figura]

From: Elizabeth Figura

---
 dlls/win32u/dibdrv/graphics.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/dlls/win32u/dibdrv/graphics.c b/dlls/win32u/dibdrv/graphics.c
index a22022ac613..b3e8813d2a7 100644
--- a/dlls/win32u/dibdrv/graphics.c
+++ b/dlls/win32u/dibdrv/graphics.c
@@ -1576,6 +1576,19 @@ BOOL dibdrv_RoundRect( PHYSDEV dev, INT left, INT top, INT right, INT bottom,
     if (!ellipse_width || !ellipse_height)
         return dibdrv_Rectangle( dev, left, top, right, bottom );

+    if (dc->attr->graphics_mode == GM_COMPATIBLE)
+    {
+        /* Exclude the lower right bounds. */
+        if (right < left)
+            --left;
+        else
+            --right;
+        if (bottom < top)
+            --top;
+        else
+            --bottom;
+    }
+
     SetRect( &arc_rect, 0, 0, ellipse_width, ellipse_height );
     /* We are drawing four arcs, but the number of points we will actually use
      * is exactly as many as in one ellipse arc. */