package com.wasu.widgets.tools;

import android.animation.AnimatorSet;
import android.animation.Keyframe;
import android.animation.ObjectAnimator;
import android.animation.PropertyValuesHolder;
import android.view.View;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.Animation;
import android.view.animation.ScaleAnimation;

/**
 * @Description:动画工具类
 * @Author: Danxingxi
 * @CreateDate: 2016/8/16 21:14
 */
public class AnimTools {

    public static Animation zoomAnim(float fromX, float toX, float fromY,
                                     float toY, long durationMillis, float pivotX, float pivotY) {
        ScaleAnimation myAnimation_Scale = new ScaleAnimation(fromX, toX,
                fromY, toY, Animation.RELATIVE_TO_SELF, pivotX,
                Animation.RELATIVE_TO_SELF, pivotY);
        myAnimation_Scale.setDuration(durationMillis);
        myAnimation_Scale.setInterpolator(new AccelerateInterpolator());
        return myAnimation_Scale;
    }

    public static ObjectAnimator shock(Object obj) {
        //左右抖动范围
        int delta = 10;

        PropertyValuesHolder pvhTranslateX = PropertyValuesHolder.ofKeyframe("translationX",
                Keyframe.ofFloat(0f, 0),
                Keyframe.ofFloat(.10f, -delta),
                Keyframe.ofFloat(.26f, delta),
                Keyframe.ofFloat(.42f, -delta),
                Keyframe.ofFloat(.58f, delta),
                Keyframe.ofFloat(.74f, -delta),
                Keyframe.ofFloat(.90f, delta),
                Keyframe.ofFloat(1f, 0f)
        );
        return ObjectAnimator.ofPropertyValuesHolder(obj, pvhTranslateX).
                setDuration(500);
    }

    /**
     * 左右移动
     *
     * @param obj
     * @param startDelta
     * @param endDelta
     * @return
     */
    public static ObjectAnimator translate(Object obj, int startDelta, int endDelta) {

        PropertyValuesHolder pvhTranslateX = PropertyValuesHolder.ofFloat("translationX", startDelta, endDelta);
        return ObjectAnimator.ofPropertyValuesHolder(obj, pvhTranslateX).
                setDuration(200);
    }

    /**
     * 为item添加动画
     *
     * @param view  需要添加动画的item
     * @param scale 是否得到焦点
     */
    public static void animItem(View view, boolean scale) {
        float toValue = 1.0f;
        if (scale) {  //得到焦点
            toValue = 1.1f;
            ObjectAnimator animatorX = ObjectAnimator.ofFloat(view, "scaleX", toValue);
            ObjectAnimator animatorY = ObjectAnimator.ofFloat(view, "scaleY", toValue);
            AnimatorSet animatorSet = new AnimatorSet();
            animatorSet.setDuration(100);
            animatorSet.playTogether(animatorX, animatorY);
            animatorSet.start();
        } else {   //失去焦点
            ObjectAnimator animatorX = ObjectAnimator.ofFloat(view, "scaleX", toValue);
            ObjectAnimator animatorY = ObjectAnimator.ofFloat(view, "scaleY", toValue);
            AnimatorSet animatorSet = new AnimatorSet();
            animatorSet.setDuration(100);
            animatorSet.playTogether(animatorX, animatorY);
            animatorSet.start();
        }
    }
}