wpf编程实例，入门，按钮的动画效果，基于wpf-wpf programming examples, entry, button animation effects, based on the wpf

美化的按钮，看起来十分炫,可以是开发出来的程序生动起来，比如有类似office 2010的控件工具-this tool can be used to beatufiul you WPF

（CSharp+WPF）:实现一个按钮，其外观是1.5英寸圆角正方形，蓝色背景，里面有一个直径一英寸的黄色五角星。-(CSharp+ WPF): realization of a button, its appearance is a 1.5-inch rounded square, blue background, which has a diameter of one inch yellow five-pointed star.