在Android項(xiàng)目中實(shí)現(xiàn)一個(gè)點(diǎn)贊動(dòng)畫(huà)？針對(duì)這個(gè)問(wèn)題，這篇文章詳細(xì)介紹了相對(duì)應(yīng)的分析和解答，希望可以幫助更多想解決這個(gè)問(wèn)題的小伙伴找到更簡(jiǎn)單易行的方法。
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具體內(nèi)容如下
MainActivity.java代碼:
package siso.likeanimation;
import android.graphics.Bitmap;
import android.graphics.PointF;
import android.graphics.drawable.BitmapDrawable;
import android.support.v4.content.res.ResourcesCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import java.util.ArrayList;
public class MainActivity extends AppCompatActivity {
private DivergeViewSecond mDivergeView;
private Button mBtnStart;
private ImageView mImageView;
private ArrayList mList;
private int mIndex = 0;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mBtnStart = (Button)findViewById(R.id.btnStart);
mImageView = (ImageView)findViewById(R.id.iv_start);
mList = new ArrayList<>();
mList.add(((BitmapDrawable) ResourcesCompat.getDrawable(getResources(), R.drawable.ic_praise_sm1, null)).getBitmap());
mList.add(((BitmapDrawable) ResourcesCompat.getDrawable(getResources(),R.drawable.ic_praise_sm2,null)).getBitmap());
mList.add(((BitmapDrawable) ResourcesCompat.getDrawable(getResources(),R.drawable.ic_praise_sm3,null)).getBitmap());
mList.add(((BitmapDrawable) ResourcesCompat.getDrawable(getResources(),R.drawable.ic_praise_sm4,null)).getBitmap());
mList.add(((BitmapDrawable) ResourcesCompat.getDrawable(getResources(),R.drawable.ic_praise_sm5,null)).getBitmap());
mList.add(((BitmapDrawable) ResourcesCompat.getDrawable(getResources(), R.drawable.ic_praise_sm6, null)).getBitmap());
mBtnStart.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if(mIndex == 5){
mIndex = 0 ;
}
mDivergeView.startDiverges(mIndex);
mIndex ++;
// if (mDivergeView.isRunning()) {
// mDivergeView.stop();
// } else {
//
// }
}
});
mDivergeView = (DivergeViewSecond) findViewById(R.id.divergeView);
mDivergeView.post(new Runnable() {
@Override
public void run() {
mDivergeView.setEndPoint(new PointF(mDivergeView.getMeasuredWidth()/2,0));
mDivergeView.setDivergeViewProvider(new Provider());
}
});
// mDivergeView.start();
}
@Override
protected void onDestroy() {
super.onDestroy();
if(mList != null){
mList.clear();
mList = null;
}
}
class Provider implements DivergeViewSecond.DivergeViewProvider{
@Override
public Bitmap getBitmap(Object obj) {
return mList == null ? null : mList.get((int)obj);
}
}
}DivergeViewSecond.java代碼:
package siso.likeanimation;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.PointF;
import android.util.AttributeSet;
import android.util.Log;
import android.view.View;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Random;
import java.util.concurrent.CopyOnWriteArrayList;
public class DivergeViewSecond extends View implements Runnable{
public static final float mDuration = 0.010F;
public static final int mDefaultHeight = 100;
protected static final long mQueenDuration = 200;
protected final Random mRandom = new Random();
protected ArrayList mDivergeInfos;
protected Listactivity_main.xml內(nèi)容:
<?xml version="1.0" encoding="utf-8"?>
運(yùn)行結(jié)果如圖：
關(guān)于在Android項(xiàng)目中實(shí)現(xiàn)一個(gè)點(diǎn)贊動(dòng)畫(huà)問(wèn)題的解答就分享到這里了，希望以上內(nèi)容可以對(duì)大家有一定的幫助，如果你還有很多疑惑沒(méi)有解開(kāi)，可以關(guān)注創(chuàng)新互聯(lián)行業(yè)資訊頻道了解更多相關(guān)知識(shí)。
文章題目：在Android項(xiàng)目中實(shí)現(xiàn)一個(gè)點(diǎn)贊動(dòng)畫(huà)
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http://biofuelwatch.net/article/ghpghg.html
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