Android自定义控件实现UC浏览器语音搜索效果

public class CustomCircleView extends View{
  private Paint mPaint;
  private int strokeWidth = 0;   //圆环的宽度
  private Bitmap bitmap = null;  // 图片位图
  private int nBitmapWidth = 0;  // 图片的宽度
  private int nBitmapHeight = 0; // 图片的高度
  private int width;     //view的宽度
  private int height ;    //view的高度
  private int bigCircleColor =0;    //view的高度
  private int floatCircleColor =0;    //view的高度

  public CustomCircleView(Context context) {
    this(context, null);
  }

  public CustomCircleView(Context context, AttributeSet attrs) {
    this(context, attrs, 0);
  }

  public CustomCircleView(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);
    TypedArray a = context.getTheme().obtainStyledAttributes(attrs, R.styleable.CustomCircleView, defStyleAttr, 0);
    int n = a.getIndexCount();

    for (int i = 0; i 

customView = ((CustomCircleView) findViewById(R.id.customView));
  button = ((Button) findViewById(R.id.button));
  button.setOnClickListener(this);
}

@Override
public void onClick(View v) {
  Random random=new Random();
  customView.setStrokeWidth(random.nextInt(100));
}