王学岗属性动画上(九)——使用xml文件配置动画(1)
布局问价只有一张图片,略去Activitypackage com.example.seven; import android.animation.Animator; private ImageView iv_zhangxin; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); iv_zhangxin = (ImageView) findViewById(R.id.iv_zhangxin); MyClick mc = new MyClick(); iv_zhangxin.setOnClickListener(mc); } private class MyClick implements OnClickListener { @Override public void onClick(View v) { //AnimatorInflater:动画加载器,功能类似布局加载器 Animator animator= AnimatorInflater.loadAnimator(MainActivity.this,R.animator.object_animator_animator_scale_x); animator.setDuration(5000); animator.setTarget(iv_zhangxin); animator.start(); } } } 动画xml文件文件目录为res/animator/动画xml文件 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".MainActivity" >
<ImageView android:id="@+id/iv_zhangxin" android:layout_width="100dp" android:layout_height="100dp" android:src="@drawable/ic_launcher" />
</LinearLayout>
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