X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f5ac656c5a220c129347e059e1fc656b00ac55d4..0141d2c9bd1033b773847447029f4598b7d9e90e:/samples/rotate/rotate.cpp

diff --git a/samples/rotate/rotate.cpp b/samples/rotate/rotate.cpp
index 3319489b51..5ab6b68b92 100644
--- a/samples/rotate/rotate.cpp
+++ b/samples/rotate/rotate.cpp
@@ -22,7 +22,14 @@
 
 #include "wx/image.h"
 
+/* GRG: This is not ANSI standard, define M_PI explicitly
 #include <math.h>       // M_PI
+*/
+
+#ifndef M_PI
+#define M_PI 3.1415926535897932384626433832795
+#endif
+
 
 class MyApp: public wxApp
 {
@@ -71,6 +78,10 @@ IMPLEMENT_APP(MyApp)
 bool MyApp::OnInit()
 {
     m_image = wxImage("kclub.bmp", wxBITMAP_TYPE_BMP);
+
+    // any unused colour will do
+    m_image.SetMaskColour( 0, 255, 255 );
+
     if ( !m_image.Ok() )
     {
         wxLogError("Can't load the test image, please copy it to the "
@@ -82,7 +93,7 @@ bool MyApp::OnInit()
                                   wxPoint(20,20), wxSize(600,450));
 
     frame->SetBackgroundColour (wxColour (0,80,60));
-
+    frame->Clear();
     frame->Show (TRUE);
     SetTopWindow (frame);
     return TRUE;
@@ -132,7 +143,7 @@ void MyFrame::OnMouseLeftUp (wxMouseEvent & event)
     wxBitmap bmp = img2.ConvertToBitmap ();
 
     wxClientDC dc (this);
-    dc.DrawBitmap (img2.ConvertToBitmap(), event.m_x + offset.x, event.m_y + offset.y);
+    dc.DrawBitmap (img2.ConvertToBitmap(), event.m_x + offset.x, event.m_y + offset.y, TRUE);
 }
 
 // without interpolation, and without offset correction
@@ -144,5 +155,5 @@ void MyFrame::OnMouseRightUp (wxMouseEvent & event)
     wxBitmap bmp = img2.ConvertToBitmap ();
 
     wxClientDC dc (this);
-    dc.DrawBitmap (bmp, event.m_x, event.m_y);
+    dc.DrawBitmap (bmp, event.m_x, event.m_y, TRUE);
 }