Android_Butterfly_动画
运行效果
所需文件
MainActivity
package com.example.a517_butter;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.graphics.drawable.AnimationDrawable;
import android.os.Bundle;
//import android.support.v7.app.AppCompatActivity;
import android.util.DisplayMetrics;
import android.view.animation.Animation;
import android.view.animation.LinearInterpolator;
import android.widget.ImageView;
import androidx.appcompat.app.AppCompatActivity;
public class MainActivity extends AppCompatActivity {
private int screenWidth;
private ImageView iv_butterfly,iv_bird;
private AnimationDrawable animation;
private AnimatorSet flyAnimatorSet;
private ObjectAnimator objectAnimator;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
init();
}
private void init<