import android.view.View;

import android.view.animation.AlphaAnimation;

import android.view.animation.Animation;

import android.view.animation.LinearInterpolator;

/*闪烁效果*/

public class AlphaAnimationUtil {

    /**

     * 开启View闪烁效果

     * */

    public static void startFlick(View view ){

        if( null == view ){

            return;

        }

        Animation alphaAnimation = new AlphaAnimation( 1.0f, 0.5f );

        alphaAnimation.setDuration( 300 );

        alphaAnimation.setFillBefore(true);

        alphaAnimation.setInterpolator( new LinearInterpolator( ) );

        alphaAnimation.setRepeatCount( Animation.INFINITE );

        alphaAnimation.setRepeatMode( Animation.REVERSE );

        view.startAnimation( alphaAnimation );

    }

    /**

     * 取消View闪烁效果

     * */

    public static void stopFlick( View view ){

        if( null == view ){

            return;

        }

        view.clearAnimation( );

    }

}