标签:动画 img view scaleX import 属性 id animator
属性动画
JAVA代码实现
代码
package com.example.day02;
import android.animation.Animator;
import android.animation.AnimatorInflater;
import android.animation.ObjectAnimator;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.ImageView;
import org.xutils.view.annotation.ContentView;
import org.xutils.view.annotation.Event;
import org.xutils.view.annotation.ViewInject;
import org.xutils.x;
@ContentView(R.layout.activity_java_)
public class Java_Activity extends AppCompatActivity {
@ViewInject(R.id.img_java)
ImageView img;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_java_);
x.view().inject(this);
img.setImageResource(R.drawable.backs);
}
//按钮点击事件
@Event(value = {R.id.one,R.id.two,R.id.three,R.id.fore},type = View.OnClickListener.class)
private void click(View view){
//判断按钮实现动画效果
switch (view.getId()){
case R.id.one:
translate();
break;
case R.id.two:
alpha();
break;
case R.id.three:
rotate();
break;
case R.id.fore:
scale();
break;
}
}
private void scale() {
ObjectAnimator scaleX = ObjectAnimator.ofFloat(img, "scaleX", 1.0f, 05.f);
scaleX.setDuration(2000);
scaleX.setRepeatCount(2);
scaleX.setRepeatMode(ObjectAnimator.REVERSE);
scaleX.start();
}
private void rotate() {
ObjectAnimator scaleX = ObjectAnimator.ofFloat(img, "rotation",0.f,360.f,0.25f,0.25f);
scaleX.setDuration(2000);
scaleX.setRepeatCount(2);
scaleX.setRepeatMode(ObjectAnimator.REVERSE);
scaleX.start();
}
private void alpha() {
ObjectAnimator scaleX = ObjectAnimator.ofFloat(img, "alpha",1.0f,0.5f);
scaleX.setDuration(2000);
scaleX.setRepeatCount(2);
scaleX.setRepeatMode(ObjectAnimator.REVERSE);
scaleX.start();
}
private void translate() {
ObjectAnimator scaleX = ObjectAnimator.ofFloat(img, "translationX",0.0f,300.0f);
//设置持续时间
scaleX.setDuration(2000);
//设置执行次数
scaleX.setRepeatCount(2);
//设置执行模式
scaleX.setRepeatMode(ObjectAnimator.REVERSE);
scaleX.start();
}
}
布局文件
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context=".Java_Activity">
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/one"
android:text="平移"
/>
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/two"
android:text="透明"
/>
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/three"
android:text="旋转"
/>
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/fore"
android:text="缩放"
/>
<ImageView
android:layout_width="150dp"
android:layout_height="150dp"
android:id="@+id/img_java"
/>
</LinearLayout>
Xml实现
注:”Xml实现需要在res文件下创建animator文件夹
代码
package com.example.day02;
import android.animation.Animator;
import android.animation.AnimatorInflater;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.ImageView;
import org.xutils.view.annotation.ContentView;
import org.xutils.view.annotation.Event;
import org.xutils.view.annotation.ViewInject;
import org.xutils.x;
@ContentView(R.layout.activity_xml_)
public class Xml_Activity extends AppCompatActivity {
@ViewInject(R.id.img_xml)
ImageView img;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_xml_);
x.view().inject(this);
img.setImageResource(R.drawable.backs);
}
@Event(value = {R.id.one,R.id.two,R.id.three,R.id.fore},type = View.OnClickListener.class)
private void click(View view){
switch (view.getId()){
case R.id.one:
translate();
break;
case R.id.two:
alpha();
break;
case R.id.three:
rotate();
break;
case R.id.fore:
scale();
break;
}
}
private void scale() {
Animator animator = AnimatorInflater.loadAnimator(this,R.animator.scale);
animator.setTarget(img);
animator.start();
}
private void rotate() {
Animator animator = AnimatorInflater.loadAnimator(this,R.animator.rotate);
animator.setTarget(img);
animator.start();
}
private void alpha() {
Animator animator = AnimatorInflater.loadAnimator(this,R.animator.alpha);
animator.setTarget(img);
animator.start();
}
private void translate() {
Animator animator = AnimatorInflater.loadAnimator(this,R.animator.translate);
animator.setDuration(2000);
animator.setTarget(img);
animator.start();
}
}
布局文件
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:orientation="vertical"
android:layout_height="match_parent"
tools:context=".Xml_Activity">
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/one"
android:text="平移"
/>
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/two"
android:text="透明"
/>
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/three"
android:text="旋转"
/>
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/fore"
android:text="缩放"
/>
<ImageView
android:layout_width="150dp"
android:layout_height="150dp"
android:id="@+id/img_xml"
/>
</LinearLayout>
透明动画效果布局
<?xml version="1.0" encoding="utf-8"?>
<objectAnimator xmlns:android="http://schemas.android.com/apk/res/android"
android:propertyName="Alpha"
android:valueFrom="0.0"
android:valueTo="1.0"
android:repeatCount="2"
android:repeatMode="reverse"
android:duration="5000"
>
</objectAnimator>
旋转动画效果布局
<?xml version="1.0" encoding="utf-8"?>
<objectAnimator xmlns:android="http://schemas.android.com/apk/res/android"
android:propertyName="rotation"
android:valueFrom="0"
android:valueTo="360"
android:duration="2000"
android:repeatMode="reverse"
android:repeatCount="2"
>
</objectAnimator>
平移动画效果布局
<?xml version="1.0" encoding="utf-8"?>
<objectAnimator xmlns:android="http://schemas.android.com/apk/res/android"
android:propertyName="translationX"
android:valueFrom="0"
android:valueTo="300"
android:repeatCount="2"
>
</objectAnimator>
缩放动画效果布局
<?xml version="1.0" encoding="utf-8"?>
<objectAnimator xmlns:android="http://schemas.android.com/apk/res/android"
android:propertyName="scaleX"
android:valueFrom="1.0"
android:valueTo="0.5"
android:repeatCount="2"
android:repeatMode="reverse"
android:duration="2000"
>
</objectAnimator>
标签:动画,img,view,scaleX,import,属性,id,animator 来源: https://blog.csdn.net/wangwei_weibo/article/details/95100809
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