Android Open Source - AndroidImageSlider Zoom Out Transformer

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From Project

Back to project page AndroidImageSlider.

License

The source code is released under:

MIT License

Java Source Code

package com.daimajia.slider.library.Transformers;
// w  w w . j  av a  2  s .c om
import android.view.View;

import com.nineoldandroids.view.ViewHelper;

public class ZoomOutTransformer extends BaseTransformer {

    @Override
    protected void onTransform(View view, float position) {
        final float scale = 1f + Math.abs(position);
        ViewHelper.setScaleX(view,scale);
        ViewHelper.setScaleY(view,scale);
        ViewHelper.setPivotX(view,view.getWidth() * 0.5f);
        ViewHelper.setPivotY(view,view.getWidth() * 0.5f);
        ViewHelper.setAlpha(view,position < -1f || position > 1f ? 0f : 1f - (scale - 1f));
        if(position < -0.9){
            //-0.9 to prevent a small bug
            ViewHelper.setTranslationX(view,view.getWidth() * position);
        }
    }

}

Java Source Code List

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