Android开发：自定义进度条（渐变/斜角）方法

 package cn.yhsh.appwidget;

    
  
    
 import android.content.Context;
    
 import android.graphics.Bitmap;
    
 import android.graphics.Canvas;
    
 import android.graphics.LinearGradient;
    
 import android.graphics.Paint;
    
 import android.graphics.Path;