公司研发SDK，须要类似有米插屏的动画效果,研究了下，写了一个DEMO，凝视非常具体了。
<span style="font-size:24px;">package com.example.animationactivity;
import android.animation.Animator;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimato
import android.annotation.SuppressLint;
import android.content.Context;
import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.WindowManager;
import android.view.animation.AlphaAnimation;
import android.view.animation.Animation;
import android.view.animation.AnimationSet;
import android.view.animation.AnimationUtils;
import android.view.animation.ScaleAnimation;
import android.view.animation.TranslateAnimation;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.RelativeLayout;
@SuppressLint("NewApi")
public class MainActivity extends ActionBarActivity {
private Button button;
ImageView image;
private int a = 1;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
button = (Button) findViewById(R.id.button);
image = new ImageView(getApplicationContext());
image.setImageDrawable(getResources().getDrawable(R.drawable.bg1));
RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(
(int) (getWidth(getApplicationContext()) * 0.8),
(int) (getHeight(getApplicationContext()) * 0.8));
params.addRule(RelativeLayout.CENTER_IN_PARENT);
RelativeLayout relativeLayout = (RelativeLayout) findViewById(R.id.parent);
image.setLayoutParams(params);
relativeLayout.addView(image);
/**
// 动画1
final Animation animation = new TranslateAnimation(-600f, 0f, 0f, 0f);
final Animation scaleAnimation = new ScaleAnimation(0.2f, 1f, 0.2f, 1f);
final AnimationSet animationSet = new AnimationSet(true);
animationSet.addAnimation(scaleAnimation);
animationSet.addAnimation(animation);
animationSet.setDuration(1000);
Animation translationanimation = new TranslateAnimation(0f, 1800f, 0f,
0f);
Animation scaleAnimation2 = new ScaleAnimation(1f, 0.4f, 1f, 0.4f);
final AnimationSet animationSet2 = new AnimationSet(true);
animationSet2.addAnimation(translationanimation);
animationSet2.addAnimation(scaleAnimation2);
animationSet2.setDuration(1000);
animationSet2.setFillAfter(true);
**/
button.setOnClickListener(new OnClickListener() {
@SuppressLint("NewApi")
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
// 自己写的
/**
* if (a == 1) { a = 2; image.startAnimation(animationSet); }
* else { a = 1; image.startAnimation(animationSet2); }
**/
// 从有米那里拷过来的动画
if (a == 1) {
EnterAnimation(image, getApplicationContext());
a = 2;
} else {
BackAnimation(image, getApplicationContext());
a = 1;
}
}
});
}
// 获取屏幕的宽度
public static int getWidth(Context context) {
WindowManager windowManager = (WindowManager) context
.getSystemService(Context.WINDOW_SERVICE);
int width = windowManager.getDefaultDisplay().getWidth();
return width;
}
// 获取屏幕的高度
public int getHeight(Context context) {
WindowManager windowManager = (WindowManager) context
.getSystemService(Context.WINDOW_SERVICE);
int height = windowManager.getDefaultDisplay().getHeight();
return height;
}
// 出去动画
public static void BackAnimation(ImageView paramView, Context context) {
int f = (getWidth(context) - paramView.getWidth()) / 2;
paramView.setPivotX(paramView.getWidth() / 2);
paramView.setPivotY(paramView.getHeight() / 2);
ObjectAnimator localObjectAnimator1 = ObjectAnimator.ofFloat(paramView,
"scaleX", new float[] { 1.0F, 0.8F }).setDuration(1L);
ObjectAnimator localObjectAnimator2 = ObjectAnimator.ofFloat(paramView,
"scaleY", new float[] { 1.0F, 0.8F }).setDuration(1L);
ObjectAnimator localObjectAnimator3 = ObjectAnimator.ofFloat(paramView,
"alpha", new float[] { 1.0F, 0.7F }).setDuration(1L);
ObjectAnimator localObjectAnimator4 = ObjectAnimator.ofFloat(paramView,
"X", new float[] { f, getWidth(context) }).setDuration(800L);
ObjectAnimator localObjectAnimator5 = ObjectAnimator.ofFloat(paramView,
"scaleX", new float[] { 0.8F, 1.0F }).setDuration(400L);
localObjectAnimator5.setStartDelay(400L);
ObjectAnimator localObjectAnimator6 = ObjectAnimator.ofFloat(paramView,
"scaleY", new float[] { 0.8F, 1.0F }).setDuration(400L);
localObjectAnimator6.setStartDelay(400L);
ObjectAnimator localObjectAnimator7 = ObjectAnimator.ofFloat(paramView,
"alpha", new float[] { 0.7F, 1.0F }).setDuration(400L);
localObjectAnimator7.setStartDelay(400L);
AnimatorSet localAnimatorSet = new AnimatorSet();
localAnimatorSet.playTogether(new Animator[] { localObjectAnimator1,
localObjectAnimator2, localObjectAnimator3,
localObjectAnimator4, localObjectAnimator5,
localObjectAnimator6, localObjectAnimator7 });
localAnimatorSet.start();
}
// 进入动画
public static void EnterAnimation(ImageView paramView, Context context) {
// 屏幕的宽度减去动画的宽度。就是图片要移动的距离
int f = (getWidth(context) - paramView.getWidth()) / 2;
paramView.setPivotX(paramView.getWidth() / 2);
paramView.setPivotY(paramView.getHeight() / 2);
ObjectAnimator localObjectAnimator1 = ObjectAnimator.ofFloat(paramView,
"scaleX", new float[] { 1.0F, 0.8F }).setDuration(1L);
ObjectAnimator localObjectAnimator2 = ObjectAnimator.ofFloat(paramView,
"scaleY", new float[] { 1.0F, 0.8F }).setDuration(1L);
ObjectAnimator localObjectAnimator3 = ObjectAnimator.ofFloat(paramView,
"alpha", new float[] { 1.0F, 0.7F }).setDuration(1L);
ObjectAnimator localObjectAnimator4 = ObjectAnimator.ofFloat(paramView,
"X", new float[] { -paramView.getWidth(), f })
.setDuration(800L);
ObjectAnimator localObjectAnimator5 = ObjectAnimator.ofFloat(paramView,
"scaleX", new float[] { 0.8F, 1.0F }).setDuration(400L);
localObjectAnimator5.setStartDelay(400L);
ObjectAnimator localObjectAnimator6 = ObjectAnimator.ofFloat(paramView,
"scaleY", new float[] { 0.8F, 1.0F }).setDuration(400L);
localObjectAnimator6.setStartDelay(400L);
ObjectAnimator localObjectAnimator7 = ObjectAnimator.ofFloat(paramView,
"alpha", new float[] { 0.7F, 1.0F }).setDuration(400L);
localObjectAnimator7.setStartDelay(400L);
AnimatorSet localAnimatorSet = new AnimatorSet();
localAnimatorSet.playTogether(new Animator[] { localObjectAnimator1,
localObjectAnimator2, localObjectAnimator3,
localObjectAnimator4, localObjectAnimator5,
localObjectAnimator6, localObjectAnimator7 });
localAnimatorSet.start();
}
}</span><span style="font-size:18px;">
</span>