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more region tests

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10605 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2001-06-17 13:25:55 +00:00
parent c4218a7403
commit 8e0e4b1b64
1 changed files with 30 additions and 14 deletions
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44
samples/drawing/drawing.cpp
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@ -159,6 +159,8 @@ protected:
void DrawCircles(wxDC& dc);
void DrawDefault(wxDC& dc);
void DrawRegionsHelper(wxDC& dc, wxCoord x);
private:
MyFrame *m_owner;
@ -988,35 +990,49 @@ void MyCanvas::DrawRegions(wxDC& dc)
dc.DrawText("You should see a red rect partly covered by a cyan one "
"on the left", 10, 5);
dc.DrawText("and 5 smileys from which 4 are partially clipped on the "
"right", 10, 5 + dc.GetCharHeight());
"right (2 copies should be identical)",
10, 5 + dc.GetCharHeight());
DrawRegionsHelper(dc, 10);
DrawRegionsHelper(dc, 350);
}
void MyCanvas::DrawRegionsHelper(wxDC& dc, wxCoord x)
{
dc.DestroyClippingRegion();
dc.SetBrush( *wxWHITE_BRUSH );
dc.SetPen( *wxTRANSPARENT_PEN );
dc.DrawRectangle( 10,50,310,310 );
dc.DrawRectangle( x,50,310,310 );
dc.SetClippingRegion( 20,60,100,270 );
dc.SetClippingRegion( x+10,60,100,270 );
dc.SetBrush( *wxRED_BRUSH );
dc.DrawRectangle( 10,50,310,310 );
dc.DrawRectangle( x,50,310,310 );
dc.SetClippingRegion( 20,60,100,100 );
dc.SetClippingRegion( x+10,60,100,100 );
dc.SetBrush( *wxCYAN_BRUSH );
dc.DrawRectangle( 10,50,310,310 );
dc.DrawRectangle( x,50,310,310 );
dc.DestroyClippingRegion();
dc.SetClippingRegion( 120,70,100,270 );
// when drawing the left half, destroy the clipping region, when drawing
// the right one - leave it
//
// normally it shouldn't make any difference as SetClippingRegion()
// replaces the old clipping region
if ( x < 300 )
dc.DestroyClippingRegion();
dc.SetClippingRegion( x+110,70,100,270 );
dc.SetBrush( *wxGREY_BRUSH );
dc.DrawRectangle( 10,50,310,310 );
dc.DrawRectangle( x,50,310,310 );
if (m_smile_bmp.Ok())
{
dc.DrawBitmap( m_smile_bmp, 160, 200, TRUE );
dc.DrawBitmap( m_smile_bmp, 140, 60, TRUE );
dc.DrawBitmap( m_smile_bmp, 140, 330, TRUE );
dc.DrawBitmap( m_smile_bmp, 110, 120, TRUE );
dc.DrawBitmap( m_smile_bmp, 210, 120, TRUE );
dc.DrawBitmap( m_smile_bmp, x+150, 200, TRUE );
dc.DrawBitmap( m_smile_bmp, x+130, 60, TRUE );
dc.DrawBitmap( m_smile_bmp, x+130, 330, TRUE );
dc.DrawBitmap( m_smile_bmp, x+100, 120, TRUE );
dc.DrawBitmap( m_smile_bmp, x+200, 120, TRUE );
}
}