Android Open Source - StikkyHeader Base Sticky Header Animator

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Back to project page StikkyHeader.

License

The source code is released under:

Apache License

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Java Source Code

package it.carlom.stikkyheader.core.animator;
/*  ww w  . j av  a 2  s.  c  o m*/
import android.view.View;

import it.carlom.stikkyheader.core.HeaderAnimator;


public class BaseStickyHeaderAnimator extends HeaderAnimator {

    private float mTranslationRatio;

    @Override
    protected void onAnimatorAttached() {
        //nothing to do
    }

    @Override
    protected void onAnimatorReady() {
        //nothing to do
    }

    @Override
    public void onScroll(final int scrolledY, final View header) {

        header.setTranslationY(Math.max(scrolledY, getMaxTranslation()));

        mTranslationRatio = calculateTransictionRatio(scrolledY);
    }

    public float getTranslationRatio() {
        return mTranslationRatio;
    }

    private float calculateTransictionRatio(final int scrolledY) {
        return (float) scrolledY / (float) getMaxTranslation();
    }

}

Java Source Code List