--- /dev/null
+#-------------------------------------------------
+
+from wxPython.wx import *
+
+
+class MyFrame(wxFrame):
+ def __init__(self,parent,title,id):
+ wxFrame.__init__(self,parent,title,id,
+ wxPoint(100,100),wxSize(300,300))
+
+
+ self.SetBackgroundColour(wxWHITE)
+ self.windowx,self.windowy=self.GetClientSizeTuple()
+
+ # make a memory DC to draw into...
+ self.mask=wxMemoryDC()
+
+ self.maskbitmap=wxEmptyBitmap(self.windowx,self.windowy)
+ self.mask.SelectObject(self.maskbitmap)
+ self.mask.SetBackgroundMode(wxTRANSPARENT)
+
+ self.mask.SetDeviceOrigin(0,0)
+
+ self.mask.SetBrush(wxBrush(wxColour(150,160,0),wxSOLID))
+ self.mask.SetPen(wxPen(wxColour(1,2,3),1,wxSOLID))
+ self.mask.DrawRectangle(0,0,self.windowx,self.windowy)
+
+ img = wxImageFromBitmap(self.maskbitmap)
+ print (img.GetRed(0,0), img.GetGreen(0,0), img.GetBlue(0,0))
+
+
+ def OnPaint(self,evt):
+ """ overriding OnPaint to give handler. """
+ dc = wxPaintDC(self)
+
+ dc.Blit(0,0,self.windowx,self.windowy,self.mask,0,0,wxCOPY)
+
+#-----------------------------------------------------------
+
+if __name__ == "__main__":
+ class MyApp(wxApp):
+ def OnInit(self):
+
+ self.frame = MyFrame(NULL, -1, "Blit Test")
+ self.frame.Show(true)
+
+ self.exiting = FALSE;
+ return true
+
+ app = MyApp(0) # Create an instance of the application
+ app.MainLoop() # Tell it to start processing events
+
+
+