package com.marshalchen.common.uimodule.slider.Transformers;
import android.view.View;
import com.nineoldandroids.view.ViewHelper;
public class BackgroundToForegroundTransformer extends BaseTransformer {
@Override
protected void onTransform(View view, float position) {
final float height = view.getHeight();
final float width = view.getWidth();
final float scale = min(position < 0 ? 1f : Math.abs(1f - position), 0.5f);
ViewHelper.setScaleX(view,scale);
ViewHelper.setScaleY(view,scale);
ViewHelper.setPivotX(view,width*0.5f);
ViewHelper.setPivotY(view,height*0.5f);
ViewHelper.setTranslationX(view,position < 0 ? width * position : -width * position * 0.25f);
}
private static final float min(float val, float min) {
return val < min ? min : val;
}
}