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Put a wxRegion test into the erase sample.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14256 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2002-02-16 17:54:35 +00:00
parent deb1de3003
commit f566b4fe82
1 changed files with 7 additions and 2 deletions
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9
samples/erase/erase.cpp
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@@ -39,7 +39,7 @@
// resources // resources
// ---------------------------------------------------------------------------- // ----------------------------------------------------------------------------
// the application icon // the application icon
#if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__) || defined(__WXMGL__) #if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__) || defined(__WXMGL__) || defined(__WXX11__)
#include "mondrian.xpm" #include "mondrian.xpm"
#endif #endif
@@ -181,8 +181,13 @@ void MyCanvas::OnPaint( wxPaintEvent &event )
wxPaintDC dc(this); wxPaintDC dc(this);
PrepareDC( dc ); PrepareDC( dc );
wxRegion region( 110, 110, 80, 80 );
wxRegion hole( 130, 130, 40, 1 );
region.Intersect( hole );
dc.SetClippingRegion( region );
dc.SetBrush( *wxRED_BRUSH ); dc.SetBrush( *wxRED_BRUSH );
dc.DrawRectangle( 100, 100, 300, 500 ); dc.DrawRectangle( 100, 100, 200, 200 );
} }
void MyCanvas::OnEraseBackground( wxEraseEvent &event ) void MyCanvas::OnEraseBackground( wxEraseEvent &event )