VC6 has problems with std::vector and identifiers names 'iterator' in GDI+ headers; switch to using our own stack class instead

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@44853 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/graphics.cpp

@@ -36,13 +36,12 @@
 #endif
 
 #include "wx/graphics.h"
-
-#include <vector>
-
-using namespace std;
-
 #include "wx/msw/wrapgdip.h"
 
+#include "wx/stack.h"
+
+WX_DECLARE_STACK(GraphicsState, GraphicsStates);
+
 //-----------------------------------------------------------------------------
 // constants
 //-----------------------------------------------------------------------------
@@ -310,7 +309,7 @@ private:
     void    SetDefaults();
 
     Graphics* m_context;
-    vector<GraphicsState> m_stateStack;
+    GraphicsStates m_stateStack;
     GraphicsState m_state1;
     GraphicsState m_state2;
 
@@ -953,13 +952,13 @@ void wxGDIPlusContext::Scale( wxDouble xScale , wxDouble yScale )
 void wxGDIPlusContext::PushState()
 {
     GraphicsState state = m_context->Save();
-    m_stateStack.push_back(state);
+    m_stateStack.push(state);
 }
 
 void wxGDIPlusContext::PopState()
 {
-    GraphicsState state = m_stateStack.back();
+    GraphicsState state = m_stateStack.top();
-    m_stateStack.pop_back();
+    m_stateStack.pop();
     m_context->Restore(state);
 }