最近在做公司的直播项目，需要实现一个观看端连击送礼物的控件：
直接上代码:
/** * @author yangyinglong on 2017/7/11 16:52. * @Description: todo(这里用一句话描述这个类的作用) * @Copyright Copyright (c) 2017 Tuandai Inc. All Rights Reserved. */ public class CustomGiftView extends LinearLayout { private Timer timer; private List<View> giftViewCollection = new ArrayList<>(); public CustomGiftView(Context context) { this(context,null); } public CustomGiftView(Context context, @Nullable AttributeSet attrs) { this(context, attrs,0); } public CustomGiftView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) { this(context, attrs, defStyleAttr,0); } public CustomGiftView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { super(context, attrs, defStyleAttr, defStyleRes); } /** *<br> Description: todo(这里用一句话描述这个方法的作用) *<br> Author: yangyinglong *<br> Date: 2017/7/11 17:40 */ public void pause() { if (null != timer) { timer.cancel(); } } public void cancel() { if (null != timer) { timer.cancel(); } } public void resume() { clearTiming(); } /** * 定时清除礼物 */ private void clearTiming() { TimerTask task = new TimerTask() { @Override public void run() { int count = CustomGiftView.this.getChildCount(); for (int i = 0; i < count; i++) { View view = CustomGiftView.this.getChildAt(i); CustomRoundView crvheadimage = (CustomRoundView) view.findViewById(R.id.crvheadimage); long nowtime = System.currentTimeMillis(); long upTime = (Long) crvheadimage.getTag(); if ((nowtime - upTime) >= 3000) { final int j = i; post(new Runnable() { @Override public void run() { CustomGiftView.this.removeViewAt(j); } }); // removeGiftView(i); return; } } } }; if (null != timer) { timer.cancel(); } timer = new Timer(); timer.schedule(task, 0, 100); } /** * 添加礼物view,(考虑垃圾回收) */ private View addGiftView() { View view = null; if (giftViewCollection.size() <= 0) { /*如果垃圾回收中没有view,则生成一个*/ view = LayoutInflater.from(getContext()).inflate(R.layout.item_gift, null); LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT); lp.topMargin = 10; view.setLayoutParams(lp); this.addOnAttachStateChangeListener(new View.OnAttachStateChangeListener() { @Override public void onViewAttachedToWindow(View view) { } //复用Item，当一个View移除时将它放到池内 @Override public void onViewDetachedFromWindow(View view) { if (giftViewCollection.size() < 5) { giftViewCollection.add(view); } } }); } else { //如果Item池内有缓存的view，将它取出来，并从池中删除 view = giftViewCollection.get(0); giftViewCollection.remove(view); } return view; } /** *<br> Description: todo(这里用一句话描述这个方法的作用) *<br> Author: yangyinglong *<br> Date: 2017/7/11 16:54 * @param tag */ public void showGift(String tag) { View giftView = this.findViewWithTag(tag); if (giftView == null) {/*该用户不在礼物显示列表*/ giftView = addGiftView();/*获取礼物的View的布局*/ giftView.setTag(tag);/*设置view标识*/ CustomRoundView crvheadimage = (CustomRoundView) giftView.findViewById(R.id.crvheadimage); final MagicTextView giftNum = (MagicTextView) giftView.findViewById(R.id.giftNum);/*找到数量控件*/ TextView sender = (TextView) giftView.findViewById(R.id.sender); sender.setText(tag); giftNum.setText("x1");/*设置礼物数量*/ crvheadimage.setTag(System.currentTimeMillis());/*设置时间标记*/ giftNum.setTag(1);/*给数量控件设置标记*/ this.addView(giftView,0);/*将礼物的View添加到礼物的ViewGroup中*/ // llgiftcontent.invalidate();/*刷新该view*/ TranslateAnimation inAnim = (TranslateAnimation) AnimationUtils.loadAnimation(getContext(), R.anim.gift_in); giftView.startAnimation(inAnim);/*开始执行显示礼物的动画*/ inAnim.setAnimationListener(new Animation.AnimationListener() {/*显示动画的监听*/ @Override public void onAnimationStart(Animation animation) { } @Override public void onAnimationEnd(Animation animation) { //注释调，第一次添加没动画 // giftNumAnim.start(giftNum); Log.d("gao","" + CustomGiftView.this.getHeight()); } @Override public void onAnimationRepeat(Animation animation) { } }); } else {/*该用户在礼物显示列表*/ for (int i = 0;i < CustomGiftView.this.getChildCount();i ++) { if (giftView.equals(CustomGiftView.this.getChildAt(i))) { if (i >= 3) { CustomGiftView.this.removeView(giftView); } } } // llgiftcontent.addView(giftView,0); CustomRoundView crvheadimage = (CustomRoundView) giftView.findViewById(R.id.crvheadimage);/*找到头像控件*/ MagicTextView giftNum = (MagicTextView) giftView.findViewById(R.id.giftNum);/*找到数量控件*/ int showNum = (Integer) giftNum.getTag() + 1; giftNum.setText("x"+showNum); giftNum.setTag(showNum); crvheadimage.setTag(System.currentTimeMillis()); new NumAnim().start(giftNum); } } /** * 数字放大动画 */ public static class NumAnim { private Animator lastAnimator = null; public void start(View view) { if (lastAnimator != null) { lastAnimator.removeAllListeners(); lastAnimator.end(); lastAnimator.cancel(); } ObjectAnimator anim1 = ObjectAnimator.ofFloat(view, "scaleX",0.7f, 1.5f,1f); ObjectAnimator anim2 = ObjectAnimator.ofFloat(view, "scaleY",0.7f, 1.5f,1f); AnimatorSet animSet = new AnimatorSet(); lastAnimator = animSet; animSet.setDuration(500); animSet.setInterpolator(new OvershootInterpolator()); animSet.playTogether(anim1, anim2); animSet.start(); } } public static class GiftInfo { private String senderFace; private String senderNickName; private String giftUrl; private int giftID; public String getSenderFace() { return senderFace; } public void setSenderFace(String senderFace) { this.senderFace = senderFace; } public String getSenderNickName() { return senderNickName; } public void setSenderNickName(String senderNickName) { this.senderNickName = senderNickName; } public String getGiftUrl() { return giftUrl; } public void setGiftUrl(String giftUrl) { this.giftUrl = giftUrl; } public int getGiftID() { return giftID; } public void setGiftID(int giftID) { this.giftID = giftID; } } }
以上所述是小编给大家介绍的Android直播app礼物连击动画效果，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对脚本之家网站的支持！