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Further corrections to wxBitmap and Blit code.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@24226 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2003-10-18 19:21:50 +00:00
parent 508ba31dd5
commit 0569aeead8
5 changed files with 105 additions and 48 deletions
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29
samples/image/image.cpp
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@@ -608,24 +608,33 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
dc.SetTextForeground( wxT("BLACK") );
}
dc.DrawText(_T("XPM bitmap"), 30, 2230);
// For testing transparency
dc.SetBrush( *wxRED_BRUSH );
dc.DrawRectangle( 20, 2220, 560, 68 );
dc.DrawText(_T("XPM bitmap"), 30, 2230 );
if ( m_bmpSmileXpm.Ok() )
dc.DrawBitmap(m_bmpSmileXpm, 30, 2250, TRUE);
dc.DrawText(_T("XPM icon"), 150, 2230);
dc.DrawText(_T("XPM icon"), 110, 2230 );
if ( m_iconSmileXpm.Ok() )
dc.DrawIcon(m_iconSmileXpm, 150, 2250);
dc.DrawIcon(m_iconSmileXpm, 110, 2250);
dc.DrawText(_T("Enlarged"), 250, 2230);
// testing icon -> bitmap conversion
wxBitmap to_blit( m_iconSmileXpm );
dc.SetUserScale( 1.5, 1.5 );
dc.DrawBitmap( to_blit, (int)(250/1.5), (int)(2250/1.5) );
dc.SetUserScale( 2, 2 );
dc.DrawBitmap( to_blit, (int)(300/2), (int)(2250/2) );
dc.SetUserScale( 1.0, 1.0 );
dc.DrawText(_T("Blit"), 400, 2230);
dc.DrawText( _T("SubBitmap"), 170, 2230 );
wxBitmap sub = to_blit.GetSubBitmap( wxRect(0,0,15,15) );
dc.DrawBitmap( sub, 170, 2250, TRUE );
dc.DrawText( _T("Enlarged"), 250, 2230 );
dc.SetUserScale( 1.5, 1.5 );
dc.DrawBitmap( to_blit, (int)(250/1.5), (int)(2250/1.5), TRUE );
dc.SetUserScale( 2, 2 );
dc.DrawBitmap( to_blit, (int)(300/2), (int)(2250/2), TRUE );
dc.SetUserScale( 1.0, 1.0 );
dc.DrawText( _T("Blit"), 400, 2230);
wxMemoryDC blit_dc;
blit_dc.SelectObject( to_blit );
dc.Blit( 400, 2250, to_blit.GetWidth(), to_blit.GetHeight(), &blit_dc, 0, 0, wxCOPY, TRUE );