1 // sa = new ScaleAnimation(0, 1, 0, 1,100,50);
2 // sa = new ScaleAnimation(0, 1, 0, 1, Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f)
3 // sa.setDuration(1000);
4
5 findViewById(R.id.btnScaleMe).setOnClickListener(new View.OnClickListener() {
6 @Override
7 public void onClick(View arg0) {
8 arg0.startAnimation(AnimationUtils.loadAnimation(MainActivity.this, R.anim.sa));
9 }
10 });
1 <?xml version="1.0" encoding="utf-8"?>
2 <scale xmlns:android="http://schemas.android.com/apk/res/android"
3 android:fromXScale="0"
4 android:toXScale="1"
5 android:fromYScale="0"
6 android:toYScale="1"
7 android:duration="1000"
8 android:pivotX="50%"
9 android:pivotY="50%" >
10
11 </scale>