Class SearchView

CustomView/Advance/Code/SearchView.java:10–254

Author: GcsSloop Created Date: 16/5/31 Copyright (C) 2016 GcsSloop. GitHub: https://github.com/GcsSloop

 * GitHub: https://github.com/GcsSloop
 */
public class SearchView extends View {

    // 画笔
    private Paint mPaint;

    // View 宽高
    private int mViewWidth;
    private int mViewHeight;

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

    public SearchView(Context context, AttributeSet attrs) {
        super(context, attrs);
        initAll();
    }

    public void initAll() {

        initPaint();

        initPath();

        initListener();

        initHandler();

        initAnimator();

        // 进入开始动画
        mCurrentState = State.STARTING;
        mStartingAnimator.start();

    }

    // 这个视图拥有的状态
    public static enum State {
        NONE,
        STARTING,
        SEARCHING,
        ENDING
    }

    // 当前的状态(非常重要)
    private State mCurrentState = State.NONE;

    // 放大镜与外部圆环
    private Path path_srarch;
    private Path path_circle;

    // 测量Path 并截取部分的工具
    private PathMeasure mMeasure;

    // 默认的动效周期 2s
    private int defaultDuration = 2000;

    // 控制各个过程的动画