Custom View Implementation Ring Seekbar

Original address: http://blog.csdn.net/ly0904010214/article/details/42805363

The Seekbar provided by the Android system are straight-line. But sometimes we need to use the seekbar of other shapes, then we need to customize the view to implement. Here just implements a ring-shaped, similar to the other shapes.

The effect diagram is as follows

Circleseekbar files are as follows [Java]  View plain copy print? package com.lee.circleseekbar.view;      import com.lee.circleseekbar.r;       import android.content.context;   import android.content.res.typedarray;    import android.graphics.canvas;   import android.graphics.color;   import android.graphics.paint;   import android.graphics.rectf;   import  android.graphics.drawable.drawable;   import android.util.attributeset;   import  android.util.log;   import android.view.motionevent;   import android.view.View;      /**   *    * CircleSeekBar   *    *   @author  lee   *    */      public class  circleseekbar extends view {          private final boolean debug = true;       private  final String TAG =  "Circleseekbar";              private Context mContext = null;               private Drawable mThumbDrawable = null;        private int mThumbHeight = 0;        private int mThumbWidth = 0;       private int[]  mThumbNormal = null;       private int[] mthumbpressed  = null;              private int  mSeekBarMax = 0;       private Paint  Mseekbarbackgroundpaint = null;