- turtle - turtledemo - colormixer
- turtle - turtledemo - planet_and
- turtle - turtledemo - yinyang [太
- turtle - turtledemo - sorting_an
- turtle - turtledemo - clock [时钟]
- turtle - turtledemo - two_canvas
- turtle - turtledemo - round_danc
- turtle - turtledemo - 演示脚本集
- turtle - turtledemo - chaos [瞎画]
- turtle - turtledemo - forest [三棵
【 调 色 板 】
# colormixer
from turtle import Screen, Turtle, mainloop
class ColorTurtle(Turtle):
def __init__(self, x, y):
Turtle.__init__(self)
self.shape("turtle")
self.resizemode("user")
self.shapesize(3,3,5)
self.pensize(10)
self._color = [0,0,0]
self.x = x
self._color[x] = y
self.color(self._color)
self.speed(0)
self.left(90)
self.pu()
self.goto(x,0)
self.pd()
self.sety(1)
self.pu()
self.sety(y)
self.pencolor("gray25")
self.ondrag(self.shift)
def shift(self, x, y):
self.sety(max(0,min(y,1)))
self._color[self.x] = self.ycor()
self.fillcolor(self._color)
setbgcolor()
def setbgcolor():
screen.bgcolor(red.ycor(), green.ycor(), blue.ycor())
def main():
global screen, red, green, blue
screen = Screen()
screen.delay(0)
screen.setworldcoordinates(-1, -0.3, 3, 1.3)
red = ColorTurtle(0, .5)
green = ColorTurtle(1, .5)
blue = ColorTurtle(2, .5)
setbgcolor()
writer = Turtle()
writer.ht()
writer.pu()
writer.goto(1,1.15)
writer.write("DRAG!",align="center",font=("Arial",30,("bold","italic")))
return "EVENTLOOP"
if __name__ == "__main__":
msg = main()
print(msg)
mainloop()
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内容来源：官方文库
牛猫名言：最好的资料就是官方文档
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本文链接：https://www.jianshu.com/p/2c5dea78dbe6
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