Android Animation 효과

res / anim / slide_left.xml <?xml version="1.0" encoding="utf-8"?> <set xmlns:android="http://schemas.android.com/apk/res/android" android:interpolator="@android:anim/accelerate_interpolator"> <translate android:fromXDelta="0" android:toXDelta="-100%p" android:duration="2000" /> <alpha android:fromAlpha="1.0" android:toAlpha="0.0" android:duration="2000" /> </set>

res / anim / slide_right.xml
<?xml version="1.0" encoding="utf-8"?>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
 android:interpolator="@android:anim/accelerate_interpolator">
    <translate android:fromXDelta="-100%p" android:toXDelta="0" android:duration="12000" />
    <alpha android:fromAlpha="0.0" android:toAlpha="1.0" android:duration="12000" />
</set>
res / layout / activity_main.xml
<RelativeLayout 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:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >

    <TextView
        android:id="@+id/txt"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/hello_world" />

</RelativeLayout>
src / your package / MainActivity.java
package com.example.testanimation;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.view.animation.Animation.AnimationListener;
import android.widget.TextView;

public class MainActivity extends Activity {

	Animation left, right;
	TextView text;
	
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        left = AnimationUtils.loadAnimation(this, R.anim.slide_left);
        right = AnimationUtils.loadAnimation(this, R.anim.slide_right);
        text = (TextView)findViewById(R.id.txt);
       
        left.setAnimationListener(animationListener);
        right.setAnimationListener(animationListener);
        
        text.startAnimation(left);
//        text.startAnimation(right);
        
        
    }

    AnimationListener animationListener = new AnimationListener() {
		
		@Override
		public void onAnimationStart(Animation animation) {
			// TODO Auto-generated method stub
			
		}
		
		@Override
		public void onAnimationRepeat(Animation animation) {
			// TODO Auto-generated method stub
			
		}
		
		@Override
		public void onAnimationEnd(Animation animation) {
			// TODO Auto-generated method stub
			
		}
	};
    

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }
    
}