src/com/savoirfairelinux/sflphone/client/CallElementView.java

/*
 *  Copyright (C) 2004-2012 Savoir-Faire Linux Inc.
 *
 *  Author: Adrien Beraud <adrien.beraud@gmail.com>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  Additional permission under GNU GPL version 3 section 7:
 *
 *  If you modify this program, or any covered work, by linking or
 *  combining it with the OpenSSL project's OpenSSL library (or a
 *  modified version of that library), containing parts covered by the
 *  terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
 *  grants you additional permission to convey the resulting work.
 *  Corresponding Source for a non-source form of such a combination
 *  shall include the source code for the parts of OpenSSL used as well
 *  as that of the covered work.
 */
package com.savoirfairelinux.sflphone.client;

import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.ObjectAnimator;
import android.content.Context;
import android.util.AttributeSet;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.DecelerateInterpolator;
import android.view.animation.Interpolator;
import android.widget.FrameLayout;

import com.savoirfairelinux.sflphone.R;

public class CallElementView extends FrameLayout {
    private ViewGroup contactCard = null;
    private ViewGroup callCard = null;

    public CallElementView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public CallElementView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }

    @Override
    protected void onAttachedToWindow() {
        // Layouts may be inflated or we may use fragments.
        // contactCard = (ViewGroup) findViewById(R.id.contactview);
        // callCard = (ViewGroup) findViewById(R.id.callview);
        // callCard.setVisibility(View.GONE);
    }

    private Interpolator accelerator = new AccelerateInterpolator();
    private Interpolator decelerator = new DecelerateInterpolator();

    // from Android API Demo "ListFlipper"
    private void flipit() {
        if (contactCard == null || callCard == null)
            return;

        final View visibleList;
        final View invisibleList;
        if (contactCard.getVisibility() == View.GONE) {
            visibleList = callCard;
            invisibleList = contactCard;
        } else {
            invisibleList = callCard;
            visibleList = contactCard;
        }
        ObjectAnimator visToInvis = ObjectAnimator.ofFloat(visibleList, "rotationY", 0f, 90f);
        visToInvis.setDuration(500);
        visToInvis.setInterpolator(accelerator);
        final ObjectAnimator invisToVis = ObjectAnimator.ofFloat(invisibleList, "rotationY", -90f, 0f);
        invisToVis.setDuration(500);
        invisToVis.setInterpolator(decelerator);
        visToInvis.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator anim) {
                visibleList.setVisibility(View.GONE);
                invisToVis.start();
                invisibleList.setVisibility(View.VISIBLE);
            }
        });
        visToInvis.start();
    }

}