TextView自定义跑马灯效果

public class MarqueeTextView extends TextView {

public MarqueeTextView(Context context) {
super(context);
}

public MarqueeTextView(Context context, AttributeSet attrs) {
super(context, attrs);
}

public MarqueeTextView(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
}

@Override
public boolean isFocused() {
return true;
}
}

<***.MarqueeTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:paddingTop="12dp"
android:paddingLeft="12dp"
android:paddingRight="12dp"
android:text="234254fadfadffadfadfgfhdgfhjhfjhfjhjfhjfhjfhjfhjtyteytryetaaaa"
android:marqueeRepeatLimit="marquee_forever"
android:scrollHorizontally="true"
android:singleLine="true"
android:textColor="@color/white"
android:ellipsize="marquee"
android:focusableInTouchMode="true"
android:focusable="true"
/>