Tkinter动画：创建移动的爱心动画

{"title":"Tkinter动画：创建移动的爱心动画", "description":"使用Tkinter库创建并显示一个动态的爱心动画。这个简单易懂的示例展示了如何在Tkinter中创建多个不同颜色和尺寸的爱心，并使用动画功能让它们在窗口中上下移动。", "keywords":"Tkinter, 动画, 爱心, Python, GUI, 动画示例", "content":"import\u0020tkinter\u0020as\u0020tk\n\nclass\u0020AnimatedHeart:\n\tdef\u0020__init__(self,\u0020canvas,\u0020x,\u0020y,\u0020size,\u0020color):\n\t self.canvas\u0020=\u0020canvas\n\t self.x\u0020=\u0020x\n\t self.y\u0020=\u0020y\n\t self.size\u0020=\u0020size\n\t self.color\u0020=\u0020color\n\t self.id\u0020=\u0020self.canvas.create_polygon(self.x,\u0020self.y,\u0020self.x\u0020+\u0020self.size,\u0020self.y,\u0020self.x\u0020+\u0020self.size\u0020*\u00201.5,\u0020self.y\u0020+\u0020self.size\u0020*\u00200.5,\u0020self.x\u0020+\u0020self.size,\u0020self.y\u0020+\u0020self.size,\u0020self.x,\u0020self.y\u0020+\u0020self.size,\u0020fill=self.color)\n\t self.canvas.move(self.id,\u00200,\u00200)\n\t self.direction\u0020=\u00201\n\n\tdef\u0020move(self):\n\t self.canvas.move(self.id,\u00200,\u0020self.direction)\n\t pos\u0020=\u0020self.canvas.coords(self.id)\n\t if\u0020pos[1]\u0020<=\u00200\u0020or\u0020pos[3]\u0020>=\u0020self.canvas.winfo_height():\n\t self.direction\u0020*=\u0020-1\n\n\n\ndef\u0020animate():\n\tfor\u0020heart\u0020in\u0020hearts:\n\t heart.move()\n\troot.after(10,\u0020animate)\n\nroot\u0020=\u0020tk.Tk()\nroot.title("Animated\u0020Heart")\n\ncanvas\u0020=\u0020tk.Canvas(root,\u0020width=400,\u0020height=400)\ncanvas.pack()\n\nhearts\u0020=\u0020[]\nhearts.append(AnimatedHeart(canvas,\u0020100,\u0020100,\u002030,\u0020"red"))\nhearts.append(AnimatedHeart(canvas,\u0020200,\u0020200,\u002050,\u0020"pink"))\nhearts.append(AnimatedHeart(canvas,\u0020300,\u0020300,\u002020,\u0020"purple"))\n\nanimate()\n\nroot.mainloop()\n"}