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from Tkinter import *
class PaintBox( Frame ):
def __init__( self ):
Frame.__init__( self )
self.pack( expand = YES, fill = BOTH )
self.master.title( "A simple paint program" )
self.master.geometry( "300x150" )
self.message = Label( self, text = "Drag the mouse to draw" )
self.message.pack( side = BOTTOM )
# create Canvas component
self.myCanvas = Canvas( self )
self.myCanvas.pack( expand = YES, fill = BOTH )
# bind mouse dragging event to Canvas
self.myCanvas.bind( "<B1-Motion>", self.paint )
def paint( self, event ):
x1, y1 = ( event.x - 4 ), ( event.y - 4 )
x2, y2 = ( event.x + 4 ), ( event.y + 4 )
self.myCanvas.create_oval( x1, y1, x2, y2, fill = "red" )
def main():
PaintBox().mainloop()
if __name__ == "__main__":
main()
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