Warning fix.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@37954 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/msw/dc.cpp b/src/msw/dc.cpp
index 105d5b75d30b4f3900699fa20487360c079b49f3..151d32fdf43695a4b1043281dc237e4ed33b8fda 100644 (file)
--- a/src/msw/dc.cpp
+++ b/src/msw/dc.cpp
@@ -2656,13 +2656,13 @@ void wxDC::DoGradientFillLinear (const wxRect& rect,
         vertices[1].x = rect.GetRight();
         vertices[1].y = rect.GetBottom();
 
-        vertices[firstVertex].Red = initialColour.Red() << 8;
-        vertices[firstVertex].Green = initialColour.Green() << 8;
-        vertices[firstVertex].Blue = initialColour.Blue() << 8;
+        vertices[firstVertex].Red = (COLOR16)(initialColour.Red() << 8);
+        vertices[firstVertex].Green = (COLOR16)(initialColour.Green() << 8);
+        vertices[firstVertex].Blue = (COLOR16)(initialColour.Blue() << 8);
         vertices[firstVertex].Alpha = 0;
-        vertices[1 - firstVertex].Red = destColour.Red() << 8;
-        vertices[1 - firstVertex].Green = destColour.Green() << 8;
-        vertices[1 - firstVertex].Blue = destColour.Blue() << 8;
+        vertices[1 - firstVertex].Red = (COLOR16)(destColour.Red() << 8);
+        vertices[1 - firstVertex].Green = (COLOR16)(destColour.Green() << 8);
+        vertices[1 - firstVertex].Blue = (COLOR16)(destColour.Blue() << 8);
         vertices[1 - firstVertex].Alpha = 0;
 
         if (nDirection == wxWEST ||