//package com.pili.rnpili.support;
//
//import android.annotation.TargetApi;
//import android.content.Context;
//import android.os.Build;
//import android.util.AttributeSet;
//import android.util.Log;
//
//import com.pili.rnpili.R;
//import com.qiniu.pili.droid.streaming.ui.FocusIndicator;
//
//// A view that indicates the focus area or the metering area.
//public class FocusIndicatorRotateLayout extends RotateLayout implements FocusIndicator {
//    private static final String TAG = "FocusIndicatorLayout";
//
//    // Sometimes continuous autofucus starts and stops several times quickly.
//    // These states are used to make sure the animation is run for at least some
//    // time.
//    private int mState;
//    private static final int STATE_IDLE = 0;
//    private static final int STATE_FOCUSING = 1;
//    private static final int STATE_FINISHING = 2;
//
//    private Runnable mDisappear = new Disappear();
//    private Runnable mEndAction = new EndAction();
//
//    private static final int SCALING_UP_TIME = 1000;
//    private static final int SCALING_DOWN_TIME = 200;
//    private static final int DISAPPEAR_TIMEOUT = 200;
//
//    public FocusIndicatorRotateLayout(Context context, AttributeSet attrs) {
//        super(context, attrs);
//    }
//
//    private void setDrawable(int resid) {
//        mChild.setBackgroundDrawable(getResources().getDrawable(resid));
//    }
//
//    @Override
//    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
//    public void showStart() {
//        Log.i(TAG, "showStart");
//        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
//            return;
//        }
//        if (mState == STATE_IDLE) {
//            setDrawable(R.drawable.ic_focus_focusing);
//            animate().withLayer().setDuration(SCALING_UP_TIME)
//                    .scaleX(1.5f).scaleY(1.5f);
//            mState = STATE_FOCUSING;
//        }
//    }
//
//    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
//    @Override
//    public void showSuccess(boolean timeout) {
//        Log.i(TAG, "showSuccess");
//        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
//            return;
//        }
//        if (mState == STATE_FOCUSING) {
//            setDrawable(R.drawable.ic_focus_focused);
//            animate().withLayer().setDuration(SCALING_DOWN_TIME).scaleX(1f)
//                    .scaleY(1f).withEndAction(timeout ? mEndAction : null);
//            mState = STATE_FINISHING;
//        }
//    }
//
//    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
//    @Override
//    public void showFail(boolean timeout) {
//        Log.i(TAG, "showFail");
//        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
//            return;
//        }
//        if (mState == STATE_FOCUSING) {
//            setDrawable(R.drawable.ic_focus_failed);
//            animate().withLayer().setDuration(SCALING_DOWN_TIME).scaleX(1f)
//                    .scaleY(1f).withEndAction(timeout ? mEndAction : null);
//            mState = STATE_FINISHING;
//        }
//    }
//
//    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
//    @Override
//    public void clear() {
//        Log.i(TAG, "clear");
//        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
//            return;
//        }
//        animate().cancel();
//        removeCallbacks(mDisappear);
//        mDisappear.run();
//        setScaleX(1f);
//        setScaleY(1f);
//    }
//
//    private class EndAction implements Runnable {
//        @Override
//        public void run() {
//            // Keep the focus indicator for some time.
//            postDelayed(mDisappear, DISAPPEAR_TIMEOUT);
//        }
//    }
//
//    private class Disappear implements Runnable {
//        @Override
//        public void run() {
//            mChild.setBackgroundDrawable(null);
//            mState = STATE_IDLE;
//        }
//    }
//}