本文實例為大家分享了python交互式圖形編程的具體代碼，供大家參考，具體內容如下

#!/usr/bin/env python3# -*- coding: utf-8 -*-#溫度轉換from graphics import * win = GraphWin("攝氏溫度轉換器", 400, 300)win.setCoords(0.0, 0.0, 3.0, 4.0)# 繪制接口Text(Point(1,3), " 攝氏溫度:").draw(win)Text(Point(1,1), " 華氏溫度:").draw(win)input = Entry(Point(2,3), 5)input.setText("0.0")input.draw(win)output = Text(Point(2,1),"")output.draw(win)button = Text(Point(1.5,2.0),"轉換")button.draw(win)Rectangle(Point(1,1.5), Point(2,2.5)).draw(win)# 等待鼠標點擊win.getMouse()# 轉換輸入celsius = eval(input.getText())fahrenheit = 9.0/5.0 * celsius + 32.0# 顯示輸出，改變按鈕output.setText(fahrenheit)button.setText("退出")# 等待響應鼠標點擊，退出程序win.getMouse()win.close()

#!/usr/bin/env python3# -*- coding: utf-8 -*-#方塊移動from tkinter import * def main():    tk = Tk()  canvas = Canvas(tk, width = 400, height = 400)  canvas.pack()   def moverectangle(event):    if event.keysym == "Up":      canvas.move(1,0,-5)    elif event.keysym == "Down":      canvas.move(1,0,5)    elif event.keysym == "Left":      canvas.move(1,-5,0)    elif event.keysym == "Right":      canvas.move(1,5,0)       canvas.create_rectangle(180,180,220,220,fill="red")  canvas.bind_all("<KeyPress-Up>",moverectangle)  canvas.bind_all("<KeyPress-Down>",moverectangle)  canvas.bind_all("<KeyPress-Left>",moverectangle)  canvas.bind_all("<KeyPress-Right>",moverectangle)  tk.mainloop() if __name__ == '__main__':  main()

#!/usr/bin/env python3# -*- coding: utf-8 -*-from graphics import * def convert(input):  celsius = eval(input.getText())  # 輸入轉換  fahrenheit = 9.0/5.0 * celsius + 32  return fahrenheit def colorChange(win,input):  cnum = eval(input.getText())  weight = cnum / 100.0  newcolor = color_rgb(int(255*weight),int(66+150*(1-weight)),int(255*(1-weight)))  win.setBackground(newcolor)def main():  win = GraphWin("攝氏溫度轉換", 400, 300)  win.setCoords(0.0, 0.0, 3.0, 4.0)  # 繪制輸入接口  Text(Point(1,3),     " 攝氏溫度:").draw(win)  Text(Point(2,2.7),     " (請輸入： 0.0-100.0 )").draw(win)  Text(Point(1,1),     "華氏溫度:").draw(win)  input = Entry(Point(2,3), 5)  input.setText("0.0")  input.draw(win)  output = Text(Point(2,1),"")  output.draw(win)  button = Text(Point(1.5,2.0),"轉換")  button.draw(win)  rect = Rectangle(Point(1,1.5), Point(2,2.5))  rect.draw(win)  # 等待鼠標點擊  win.getMouse()  result = convert(input)  # 轉換輸入  output.setText(result)  # 顯示輸出   # 改變顏色  colorChange(win,input)  # 改變按鈕字體  button.setText("退出")  # 等待點擊事件，退出程序  win.getMouse()  win.close() if __name__ == '__main__':  main()

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