本文實例講述了Python3實現(xiàn)的畫圖及加載圖片動畫效果。分享給大家供大家參考,具體如下:
#__*__coding:utf-8__*__#python3import timefrom tkinter import *def moveImage(event):#圖片logo.gif的移動要綁定的函數(shù) if event.keysym=='Up': canvas.move(1,0,-3)#移動ID為1的事物,使得橫坐標(biāo)加0,縱坐標(biāo)減3 elif event.keysym=='Down': canvas.move(1,0,+3) elif event.keysym=='Left': canvas.move(1,-3,0) elif event.keysym=='Right': canvas.move(1,3,0) tk.update() time.sleep(0.05)def changeColor(event): if event.keysym=='Up': canvas.itemconfig(pg,fill='blue')#填充ID為pg的事物,填充為bluetk=Tk()#窗口canvas=Canvas(tk,width=400,height=400)#畫布canvas.pack()#顯示出來myImage=PhotoImage(file='C://Users//lai//Desktop//logo.gif')#圖片格式必須為gif格式im=canvas.create_image(0,0,anchor=NW,image=myImage)#加載圖片pg=canvas.create_polygon(10,10,10,60,50,35,fill='red')#創(chuàng)建三角形print (im);print (pg) #顯示圖片和三角形的IDcanvas.bind_all('<KeyPress-Up>',moveImage)#綁定方向鍵 upcanvas.bind_all('<KeyPress-Down>',moveImage)canvas.bind_all('<KeyPress-Left>',moveImage)canvas.bind_all('<KeyPress-Right>',moveImage)#canvas.bind_all('<KeyPress-Up>',changeColor)運行結(jié)果:

摁上下左右鍵后可以移動圖片
擋板游戲例子
#__*__coding:utf-8__*__#python3from tkinter import *import randomimport timeclass Ball:#小球的類 def __init__(self,canvas,paddle,color): self.canvas=canvas#傳遞畫布值 self.paddle=paddle#把擋板傳遞進(jìn)來 self.id=canvas.create_oval(10,10,25,25,fill=color)#畫橢圓并且保存其ID self.canvas.move(self.id,245,100) start=[-3,-2,-1,1,2,3] random.shuffle(start)#隨機化列表 self.x=start[0] self.y=-3 self.canvas_heigh=self.canvas.winfo_height()#獲取窗口高度并保存 self.canvas_width=self.canvas.winfo_width() def draw(self): self.canvas.move(self.id,self.x,self.y) pos=self.canvas.coords(self.id)#返回相應(yīng)ID代表的圖形的當(dāng)前坐標(biāo)(左上角和右上角坐標(biāo)) #使得小球不會超出窗口 pad=self.canvas.coords(self.paddle.id)#獲取擋板的坐標(biāo) if pos[1]<=0 : self.y=3 if pos[3]>=self.canvas_heigh or(pos[3]>=pad[1] and pos[2]>=pad[0] and pos[2]<=pad[2]): self.y=-3 if pos[0]<=0: self.x=3 if pos[2]>=self.canvas_width: self.x=-3class Paddle:#擋板的類 def __init__(self,canvas,color): self.canvas=canvas self.color=color self.id=canvas.create_rectangle(0,0,100,10,fill=color) self.canvas.move(self.id,200,300) self.canvas_width=self.canvas.winfo_width() self.l=0 self.r=0 def draw(self): pos=self.canvas.coords(self.id) if pos[0]<=0: self.l=0 if pos[2]>=self.canvas_width: self.r=0 def turn_left(self,event): self.canvas.move(self.id,self.l,0) self.l=-20 def turn_right(self,event): self.canvas.move(self.id,self.r,0) self.r=20tk=Tk()tk.title('Game')tk.resizable(0,0)#使得窗口大小不可調(diào)整tk.wm_attributes('-topmost',1)#包含畫布的窗口放在其他窗口的前面canvas=Canvas(tk,width=500,height=400,bd=0,highlightthickness=0)#后面兩個參數(shù)去掉邊框canvas.pack()tk.update()paddle=Paddle(canvas,'blue')ball=Ball(canvas,paddle,'red')canvas.bind_all('<KeyPress-Left>',paddle.turn_left)#綁定方向鍵canvas.bind_all('<KeyPress-Right>',paddle.turn_right)while 1: ball.draw() paddle.draw() tk.update_idletasks()#快速重畫屏幕 tk.update() time.sleep(0.01)
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