textView和ImageView不同的animate方式

AnimateUtils.java

package com.sqisland.android.animated_vector_drawable;

import android.graphics.drawable.Animatable;
import android.graphics.drawable.Drawable;
import android.widget.ImageView;
import android.widget.TextView;

/**
 * Created by happycodinggirl on 2015/4/6.
 */
public class AnimateUtils {

    public void animateDrawables(TextView view) {
        if (!(view instanceof TextView)) {
            return;
        }
        TextView textView = (TextView) view;
        for (final Drawable drawable : textView.getCompoundDrawables()) {
            if (drawable instanceof Animatable) {
                ((Animatable) drawable).start();
            }
        }
    }

    private void animate(ImageView imageView) {
        Drawable drawable = imageView.getDrawable();
        if (drawable instanceof Animatable) {
            ((Animatable) drawable).start();
        }
    }
}

layout.xml

<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"
    android:orientation="vertical">

    <TextView
        android:id="@+id/myview"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:elevation="2dp"
        android:drawableBottom="@drawable/myrect" />
    <ImageView
        android:id="@+id/image"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center"
        android:src="@drawable/face"
        tools:context=".PathMorphActivity"/>

</LinearLayout>