Animation 加载动画的创建

Animation 加载动画的创建

创建 anim目录 loading_animation.xml

<?xml version="1.0" encoding="utf-8"?>

<set xmlns:android="http://schemas.android.com/apk/res/android">

<rotate

android:interpolator="@android:anim/linear_interpolator"

android:pivotX="50%"

android:pivotY="50%"

android:fromDegrees="0"

android:toDegrees="+360"

android:duration="1500"

android:startOffset="-1"

android:repeatMode="restart"

android:repeatCount="-1"/>

</set>

activity调用

private Animation animation;

private ImageView pb;

// 开始加载数据时调用

animation = AnimationUtils.loadAnimation(WebViewActivity.this,

R.anim.cirle);

pb.startAnimation(animation);// 启动

// 数据加载完后调用

pb.clearAnimation();// 清除

pb.setVisibility(View.GONE);// 隐藏