From 275bc1fe6d66dd779f43548b484c7c2b1c7003d6 Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Mon, 7 Apr 2014 20:34:45 +0000
Subject: [PATCH] Remove "default" clause from enums in wxGDIPlusContext code.

This will allow the compiler to give us a warning if more elements are added
to the enum later but not added to the switch.

Also add error checking to Graphics::SetSmoothingMode() call.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@76301 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/msw/graphics.cpp | 25 +++++++++++++++----------
 1 file changed, 15 insertions(+), 10 deletions(-)

diff --git a/src/msw/graphics.cpp b/src/msw/graphics.cpp
index 061fa956d6..e63ddd32b8 100644
--- a/src/msw/graphics.cpp
+++ b/src/msw/graphics.cpp
@@ -1551,21 +1551,26 @@ bool wxGDIPlusContext::SetAntialiasMode(wxAntialiasMode antialias)
     if (m_antialias == antialias)
         return true;
 
-    m_antialias = antialias;
-
-    SmoothingMode antialiasMode;
+    SmoothingMode antialiasMode = SmoothingModeInvalid;
     switch (antialias)
     {
         case wxANTIALIAS_DEFAULT:
             antialiasMode = SmoothingModeHighQuality;
             break;
+
         case wxANTIALIAS_NONE:
             antialiasMode = SmoothingModeNone;
             break;
-        default:
-            return false;
     }
-    m_context->SetSmoothingMode(antialiasMode);
+
+    wxCHECK_MSG( antialiasMode != SmoothingModeInvalid, false,
+                 wxS("Unknown antialias mode") );
+
+    if ( m_context->SetSmoothingMode(antialiasMode) != Gdiplus::Ok )
+        return false;
+
+    m_antialias = antialias;
+
     return true;
 }
 
@@ -1574,7 +1579,7 @@ bool wxGDIPlusContext::SetInterpolationQuality(wxInterpolationQuality interpolat
     if (m_interpolation == interpolation)
         return true;
 
-    InterpolationMode interpolationMode = InterpolationModeDefault;
+    InterpolationMode interpolationMode = InterpolationModeInvalid;
     switch (interpolation)
     {
         case wxINTERPOLATION_DEFAULT:
@@ -1596,11 +1601,11 @@ bool wxGDIPlusContext::SetInterpolationQuality(wxInterpolationQuality interpolat
         case wxINTERPOLATION_BEST:
             interpolationMode = InterpolationModeHighQualityBicubic;
             break;
-
-        default:
-            return false;
     }
 
+    wxCHECK_MSG( interpolationMode != InterpolationModeInvalid, false,
+                 wxS("Unknown interpolation mode") );
+
     if ( m_context->SetInterpolationMode(interpolationMode) != Gdiplus::Ok )
         return false;