// ----------------------------------------------------------------------------
// the application icon
-#if defined(__WXGTK__) || defined(__WXMOTIF__)
+#if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__)
#include "mondrian.xpm"
#endif
void DrawCircles(wxDC& dc);
void DrawDefault(wxDC& dc);
+ void DrawRegionsHelper(wxDC& dc, wxCoord x);
+
private:
MyFrame *m_owner;
EVT_MOTION (MyCanvas::OnMouseMove)
END_EVENT_TABLE()
-#include "../image/smile.xpm"
+#include "smile.xpm"
-MyCanvas::MyCanvas( MyFrame *parent ) : wxScrolledWindow( parent )
+MyCanvas::MyCanvas(MyFrame *parent)
+ : wxScrolledWindow(parent, -1, wxDefaultPosition, wxDefaultSize,
+ wxHSCROLL | wxVSCROLL | wxNO_FULL_REPAINT_ON_RESIZE)
{
m_owner = parent;
m_show = Show_Default;
// the colors of the monochrome bitmap pixels to the fillpattern
//
// I abused the the menu items for setting so called back and fore ground color
-// just to show how the those colors do influence the fillpatterns just play
-// with those, and with the code variations are endless using other logical
+// just to show how the those colors do influence the fillpatterns just play
+// with those, and with the code variations are endless using other logical
// functions.
void MyCanvas::DrawTestPoly( int x, int y,wxDC &dc,int transparent )
dc.SetTextForeground(*wxCYAN);
dc.SetTextBackground(m_owner->m_colourBackground);
dc.DrawRectangle( x+10, y+10, 200, 200 );
-
+
dc.SetPen( wxPen( "green", 4, wxSOLID) );
dc.SetBrush( *brush4_mono );
dc.SetTextForeground(*wxCYAN);
dc.SetTextBackground(m_owner->m_colourBackground);
dc.DrawRectangle( x+50, y+50, 200, 200 );
-
+
dc.DrawCircle( x+400, y+50, 130 );
-
+
dc.SetBrush(wxNullBrush);
dc.SetPen(wxNullPen);
break;
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 (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( 10,10,310,310 );
-
- dc.SetClippingRegion( 20,20,100,270 );
-
+ dc.DrawRectangle( x,50,310,310 );
+
+ dc.SetClippingRegion( x+10,60,100,270 );
+
dc.SetBrush( *wxRED_BRUSH );
- dc.DrawRectangle( 10,10,310,310 );
+ dc.DrawRectangle( x,50,310,310 );
+
+ dc.SetClippingRegion( x+10,60,100,100 );
- dc.SetClippingRegion( 20,20,100,100 );
-
dc.SetBrush( *wxCYAN_BRUSH );
- dc.DrawRectangle( 10,10,310,310 );
+ dc.DrawRectangle( x,50,310,310 );
+
+ // 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.DestroyClippingRegion();
- dc.SetClippingRegion( 120,30,100,270 );
-
dc.SetBrush( *wxGREY_BRUSH );
- dc.DrawRectangle( 10,10,310,310 );
-
+ dc.DrawRectangle( x,50,310,310 );
+
if (m_smile_bmp.Ok())
{
- dc.DrawBitmap( m_smile_bmp, 140, 20, TRUE );
- dc.DrawBitmap( m_smile_bmp, 140, 290, TRUE );
- dc.DrawBitmap( m_smile_bmp, 110, 80, TRUE );
- dc.DrawBitmap( m_smile_bmp, 210, 80, 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 );
}
}
{
wxPaintDC dc(this);
PrepareDC(dc);
-
+
m_owner->PrepareDC(dc);
dc.SetBackgroundMode( m_owner->m_backgroundMode );
case Show_Ops:
DrawWithLogicalOps(dc);
break;
-
+
default:
{
dc.SetPen( *wxBLACK_PEN );
dc.DrawLine( 0,0,100,100 );
}
-
+
}
}
// frame constructor
MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
- : wxFrame((wxFrame *)NULL, -1, title, pos, size)
+ : wxFrame((wxFrame *)NULL, -1, title, pos, size,
+ wxDEFAULT_FRAME_STYLE | wxNO_FULL_REPAINT_ON_RESIZE)
{
// set the frame icon
SetIcon(wxICON(mondrian));