symbian-qemu-0.9.1-12/python-2.6.1/Demo/tkinter/matt/pong-demo-1.py
author johnathan.white@2718R8BGH51.accenture.com
Mon, 08 Mar 2010 18:45:03 +0000
changeset 46 b6935a90ca64
parent 1 2fb8b9db1c86
permissions -rw-r--r--
Modify framebuffer and NGA framebuffer to read screen size from board model dtb file. Optimise memory usuage of frame buffer Add example minigui application with hooks to profiler (which writes results to S:\). Modified NGA framebuffer to run its own dfc queue at high priority

from Tkinter import *

import string


class Pong(Frame):
    def createWidgets(self):
        self.QUIT = Button(self, text='QUIT', foreground='red',
                           command=self.quit)
        self.QUIT.pack(side=LEFT, fill=BOTH)

        ## The playing field
        self.draw = Canvas(self, width="5i", height="5i")

        ## The speed control for the ball
        self.speed = Scale(self, orient=HORIZONTAL, label="ball speed",
                           from_=-100, to=100)

        self.speed.pack(side=BOTTOM, fill=X)

        # The ball
        self.ball = self.draw.create_oval("0i", "0i", "0.10i", "0.10i",
                                          fill="red")
        self.x = 0.05
        self.y = 0.05
        self.velocity_x = 0.3
        self.velocity_y = 0.5

        self.draw.pack(side=LEFT)

    def moveBall(self, *args):
        if (self.x > 5.0) or (self.x < 0.0):
            self.velocity_x = -1.0 * self.velocity_x
        if (self.y > 5.0) or (self.y < 0.0):
            self.velocity_y = -1.0 * self.velocity_y

        deltax = (self.velocity_x * self.speed.get() / 100.0)
        deltay = (self.velocity_y * self.speed.get() / 100.0)
        self.x = self.x + deltax
        self.y = self.y + deltay

        self.draw.move(self.ball,  "%ri" % deltax, "%ri" % deltay)
        self.after(10, self.moveBall)

    def __init__(self, master=None):
        Frame.__init__(self, master)
        Pack.config(self)
        self.createWidgets()
        self.after(10, self.moveBall)


game = Pong()

game.mainloop()