+ if ( bmCtx )
+ {
+ CGContextSetFillColorSpace( bmCtx, genericColorSpace );
+ CGContextSetStrokeColorSpace( bmCtx, genericColorSpace );
+
+ CGContextTranslateCTM( bmCtx , 0 , m_selected.GetHeight() ) ;
+ CGContextScaleCTM( bmCtx , 1 , -1 ) ;
+
+ m_graphicContext = new wxMacCGContext( bmCtx ) ;
+ m_graphicContext->SetPen( m_pen ) ;
+ m_graphicContext->SetBrush( m_brush ) ;
+ }
+ m_ok = (m_graphicContext != NULL) ;
+
+#else
+ m_macPort = m_selected.GetHBITMAP( &m_macMask ) ;
+ m_ok = (m_macPort != NULL) ;
+ if (m_ok)
+ {
+ LockPixels( GetGWorldPixMap( (CGrafPtr) m_macPort ) ) ;
+ SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , 0 , 0 , m_selected.GetWidth() , m_selected.GetHeight() ) ;
+ CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
+ }
+#endif
+ }
+ else
+ {
+ m_ok = false;
+ }
+}
+
+void wxMemoryDC::DoGetSize( int *width, int *height ) const
+{
+ if (m_selected.Ok())
+ {
+ if (width)
+ (*width) = m_selected.GetWidth();
+ if (height)
+ (*height) = m_selected.GetHeight();
+ }
+ else
+ {
+ if (width)
+ (*width) = 0;
+ if (height)
+ (*height) = 0;
+ }
+}