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Viewing changes to Demo/turtle/tdemo_paint.py

  • Committer: Jeffrey C. "The TimeHorse" Jacobs
  • Date: 2008-06-09 14:52:42 UTC
  • mfrom: (39033.1.3 Regexp-2.6)
  • Revision ID: darklord@timehorse.com-20080609145242-9m268zc6u87rp1vp
Merged in changes from the core Regexp branch.

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Demo/turtle/tdemo_paint.py
 
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#!/usr/bin/python
 
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"""       turtle-example-suite:
 
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            tdemo_paint.py
 
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A simple  eventdriven paint program
 
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- use left mouse button to move turtle
 
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- middle mouse button to change color
 
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- right mouse button do turn filling on/off
 
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 -------------------------------------------
 
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 Play around by clicking into the canvas
 
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 using all three mouse buttons.
 
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 -------------------------------------------
 
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          To exit press STOP button
 
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 -------------------------------------------
 
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"""
 
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from turtle import *
 
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def switchupdown(x=0, y=0):
 
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    if pen()["pendown"]:
 
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        end_fill()
 
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        up()
 
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    else:
 
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        down()
 
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        begin_fill()
 
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def changecolor(x=0, y=0):
 
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    global colors
 
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    colors = colors[1:]+colors[:1]
 
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    color(colors[0])
 
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def main():
 
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    global colors
 
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    shape("circle")
 
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    resizemode("user")
 
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    shapesize(.5)
 
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    width(3)
 
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    colors=["red", "green", "blue", "yellow"]
 
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    color(colors[0])
 
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    switchupdown()
 
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    onscreenclick(goto,1)
 
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    onscreenclick(changecolor,2)
 
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    onscreenclick(switchupdown,3)
 
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    return "EVENTLOOP"
 
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if __name__ == "__main__":
 
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    msg = main()
 
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    print msg
 
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    mainloop()