package com.cui.trypro.adapter;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.util.SparseIntArray;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.DecelerateInterpolator;
import android.view.animation.OvershootInterpolator;
import android.widget.FrameLayout;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.TextSwitcher;
import com.cui.trypro.R;
import com.cui.trypro.View.circlerefreshlayout.Insta_Utils;
import com.cui.trypro.widget.SendingProgressView;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import java.util.Random;
import butterknife.ButterKnife;
import butterknife.InjectView;
/**
* Created by froger_mcs on 05.11.14.
*/
public class FeedAdapter extends RecyclerView.Adapter<FeedAdapter.ViewHolder> implements View.OnClickListener {
private Context mContext;
private int itemsCount = 0;//item总数
//随机给加like的
private SparseIntArray likeCount = new SparseIntArray();
//回调
OnFeedItemClickListener onFeedItemClickListener;
/**
* 补间器
*/
private static final DecelerateInterpolator DECCELERATE_INTERPOLATOR = new DecelerateInterpolator();
private static final AccelerateInterpolator ACCELERATE_INTERPOLATOR = new AccelerateInterpolator();
private static final OvershootInterpolator OVERSHOOT_INTERPOLATOR = new OvershootInterpolator(4);
/**
* 保存animatorSet来判断防止收藏被点两次
*/
private final Map<RecyclerView.ViewHolder, AnimatorSet> likeAnimations = new HashMap<>();
/**
* 记录点击过收藏的position 防止再次收藏 同时onbind..方法会不停执行bindDefaultFeedItem里的updateHeartButton方法
* 会一直判断是否是点击过的position如果点击过的就显示收藏否则反之。以此避免复用问题
*/
private final ArrayList<Integer> likedPositions = new ArrayList<>();
boolean isOne = true;//第一次进入才进行动画的判断
public FeedAdapter(Context mContext) {
this.mContext = mContext;
}
@Override
public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
final View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_feed, parent, false);
ViewHolder viewHolder = new ViewHolder(view);
return viewHolder;
}
@Override
public void onBindViewHolder(ViewHolder holder, int position) {
final ViewHolder holder1 = holder;
runEnterAnimation(holder1.itemView, position);
bindDefaultFeedItem(holder, position);
holder.ivFeedCenter.setOnClickListener(this);
holder.btnLike.setOnClickListener(this);
holder.btnComments.setOnClickListener(this);
holder.btnMore.setOnClickListener(this);
}
@Override
public int getItemCount() {
return itemsCount;
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.ivFeedCenter:
ViewHolder holder1 = (ViewHolder) v.getTag();
if (!likedPositions.contains(holder1.getPosition())) {//如果没被点击过
likedPositions.add(holder1.getPosition());//加入被点击的position
updateHeartButton((ViewHolder) v.getTag(), false);
animatePhotoLike((ViewHolder) v.getTag());
updateLikesCounter(holder1, true);
}
break;
case R.id.btnLike:
ViewHolder holder2 = (ViewHolder) v.getTag();
if (!likedPositions.contains(holder2.getPosition())) {
likedPositions.add(holder2.getPosition());
updateHeartButton(holder2, true);
updateLikesCounter(holder2, true);
}
break;
case R.id.btnComments:
if (onFeedItemClickListener != null) {
onFeedItemClickListener.onCommentsClick(v, (Integer) v.getTag());
}
break;
case R.id.btnMore:
if (onFeedItemClickListener != null) {
onFeedItemClickListener.onMoreClick(v, (Integer) v.getTag());
}
break;
case R.id.ivUserProfile:
if (onFeedItemClickListener != null) {
onFeedItemClickListener.onProfileClick(v);
}
break;
}
}
/**
* 点击中间的图片
*/
private void animatePhotoLike(final ViewHolder holder) {
if (!likeAnimations.containsKey(holder)) {//有put进去就是收藏过的不播放动画
holder.vBgLike.setVisibility(View.VISIBLE);
holder.ivLike.setVisibility(View.VISIBLE);
holder.vBgLike.setScaleY(0.1f);
holder.vBgLike.setScaleX(0.1f);
holder.vBgLike.setAlpha(1f);
holder.ivLike.setScaleY(0.1f);
holder.ivLike.setScaleX(0.1f);
AnimatorSet animatorSet = new AnimatorSet();
likeAnimations.put(holder, animatorSet);//把animatorSet 放进去用来做对比
ObjectAnimator bgScaleYAnim = ObjectAnimator.ofFloat(holder.vBgLike, "scaleY", 0.1f, 1f);
bgScaleYAnim.setDuration(200);
bgScaleYAnim.setInterpolator(DECCELERATE_INTERPOLATOR);
ObjectAnimator bgScaleXAnim = ObjectAnimator.ofFloat(holder.vBgLike, "scaleX", 0.1f, 1f);
bgScaleXAnim.setDuration(200);
bgScaleXAnim.setInterpolator(DECCELERATE_INTERPOLATOR);
ObjectAnimator bgAlphaAnim = ObjectAnimator.ofFloat(holder.vBgLike, "alpha", 1f, 0f);
bgAlphaAnim.setDuration(200);
bgAlphaAnim.setStartDelay(150);
bgAlphaAnim.setInterpolator(DECCELERATE_INTERPOLATOR);
ObjectAnimator imgScaleUpYAnim = ObjectAnimator.ofFloat(holder.ivLike, "scaleY", 0.1f, 1f);
imgScaleUpYAnim.setDuration(300);
imgScaleUpYAnim.setInterpolator(DECCELERATE_INTERPOLATOR);
ObjectAnimator imgScaleUpXAnim = ObjectAnimator.ofFloat(holder.ivLike, "scaleX", 0.1f, 1f);
imgScaleUpXAnim.setDuration(300);
imgScaleUpXAnim.setInterpolator(DECCELERATE_INTERPOLATOR);
ObjectAnimator imgScaleDownYAnim = ObjectAnimator.ofFloat(holder.ivLike, "scaleY", 1f, 0f);
imgScaleDownYAnim.setDuration(300);
imgScaleDownYAnim.setInterpolator(ACCELERATE_INTERPOLATOR);
ObjectAnimator imgScaleDownXAnim = ObjectAnimator.ofFloat(holder.ivLike, "scaleX", 1f, 0f);
imgScaleDownXAnim.setDuration(300);
imgScaleDownXAnim.setInterpolator(ACCELERATE_INTERPOLATOR);
animatorSet.playTogether(bgScaleYAnim, bgScaleXAnim, bgAlphaAnim, imgScaleUpYAnim, imgScaleUpXAnim);
animatorSet.play(imgScaleDownYAnim).with(imgScaleDownXAnim).after(imgScaleUpYAnim);
animatorSet.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
// resetLikeAnimationState(holder);
}
});
animatorSet.start();
}
}
private void resetLikeAnimationState(ViewHolder holder) {
likeAnimations.remove(holder);//删除animatort再点就能再出来
holder.vBgLike.setVisibility(View.GONE);
holder.ivLike.setVisibility(View.GONE);
}
/**
* 初始化数据
*/
public void updateItem() {
itemsCount = 20;
//随机给不同的like数量
for (int i = 0; i < itemsCount; i++) {
likeCount.put(i, new Random().nextInt(100));
}
notifyDataSetChanged();
}
/**
* 改变like总数 textSwitcher
*/
private void updateLikesCounter(ViewHolder holder, boolean animated) {
int likesCounts = likeCount.get(holder.getPosition()) + 1;//根据position拿初始化放进去的数字再加1
String likeCountText = likesCounts + " likes";
if (animated) {
holder.tsLikesCounter.setText(likeCountText);
} else {
holder.tsLikesCounter.setCurrentText(likeCountText);
}
likeCount.put(holder.getPosition(), likesCounts);//保存下来用以统计，
}
/**
* 初始让第一个（可见）item有动画
*/
private void runEnterAnimation(View view, int position) {
if (isOne && position == 0) {
view.setTranslationY(Insta_Utils.getScreenHeight(mContext));
view.animate()
.translationY(0)
.setInterpolator(new DecelerateInterpolator(3.f))
.setDuration(700)
.start();
isOne = false;
}
}
/**
* 初始化内容
*/
private void bindDefaultFeedItem(FeedAdapter.ViewHolder holder, int position) {
if (position % 2 == 0) {
holder.ivFeedCenter.setImageResource(R.drawable.item_feed_center_1);
holder.ivFeedBottom.setImageResource(R.drawable.img_feed_bottom_1);
} else {
holder.ivFeedCenter.setImageResource(R.drawable.item_feed_center_2);
holder.ivFeedBottom.setImageResource(R.drawable.img_feed_bottom_2);
}
updateLikesCounter(holder, false);
updateHeartButton(holder, false);
//把Viewholder放入方便后面使用
holder.btnComments.setTag(position);
holder.btnMore.setTag(position);
holder.ivFeedCenter.setTag(holder);
holder.btnLike.setTag(holder);
if (likeAnimations.containsKey(holder)) {
likeAnimations.get(holder).cancel();
}
resetLikeAnimationState(holder);
}
/**
* 更新收藏爱心
*
* @param animatored 是否做动画
*/
private void updateHeartButton(final ViewHolder holder, boolean animatored) {
if (animatored) {
if (!likeAnimations.containsKey(holder)) {
AnimatorSet animatorSet = new AnimatorSet();
likeAnimations.put(holder, animatorSet);
ObjectAnimator rotationAnim = ObjectAnimator.ofFloat(holder.btnLike, "rotation", 0f, 360f);
rotationAnim.setDuration(300);
rotationAnim.setInterpolator(ACCELERATE_INTERPOLATOR);
ObjectAnimator bounceAnimX = ObjectAnimator.ofFloat(holder.btnLike, "scaleX", 0.2f, 1f);
bounceAnimX.setDuration(300);
bounceAnimX.setInterpolator(OVERSHOOT_INTERPOLATOR);
ObjectAnimator bounceAnimY = ObjectAnimator.ofFloat(holder.btnLike, "scaleY", 0.2f, 1f);
bounceAnimY.setDuration(300);
bounceAnimY.setInterpolator(OVERSHOOT_INTERPOLATOR);
bounceAnimY.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationStart(Animator animation) {
holder.btnLike.setImageResource(R.drawable.ic_heart_red);
}
});
animatorSet.play(bounceAnimX).with(bounceAnimY).after(rotationAnim);
animatorSet.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
resetLikeAnimationState(holder);
}
});
animatorSet.start();
}
} else {
if (likedPositions.contains(holder.getPosition())) {//未点击过收藏点击过取消
holder.btnLike.setImageResource(R.drawable.ic_heart_red);
} else {
holder.btnLike.setImageResource(R.drawable.ic_heart_outline_grey);
}
}
}
public static class ViewHolder extends RecyclerView.ViewHolder {
@InjectView(R.id.ivFeedCenter)
ImageView ivFeedCenter;
@InjectView(R.id.ivFeedBottom)
ImageView ivFeedBottom;
@InjectView(R.id.btnComments)
ImageButton btnComments;
@InjectView(R.id.btnLike)
ImageButton btnLike;
@InjectView(R.id.btnMore)
ImageButton btnMore;
@InjectView(R.id.vBgLike)
View vBgLike;
@InjectView(R.id.ivLike)
ImageView ivLike;
@InjectView(R.id.tsLikesCounter)
TextSwitcher tsLikesCounter;
@InjectView(R.id.ivUserProfile)
ImageView ivUserProfile;
@InjectView(R.id.vImageRoot)
FrameLayout vImageRoot;
SendingProgressView vSendingProgress;
View vProgressBg;
public ViewHolder(View view) {
super(view);
ButterKnife.inject(this, view);
}
}
/**
* 对外提供的方法
*/
public void setOnFeedItemClickListener(OnFeedItemClickListener onFeedItemClickListener) {
this.onFeedItemClickListener = onFeedItemClickListener;
}
/**
* 让外部需要实现的方法把值传回去
*/
public interface OnFeedItemClickListener {
public void onCommentsClick(View v, int position);
public void onMoreClick(View v, int position);
public void onProfileClick(View v);
}
}