com.pronoiahealth.olhie.client.pages.tv.TVVideo.java Source code

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Here is the source code for com.pronoiahealth.olhie.client.pages.tv.TVVideo.java

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/*******************************************************************************
 * Copyright (c) 2013 Pronoia Health LLC.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Pronoia Health LLC - initial API and implementation
 *******************************************************************************/
package com.pronoiahealth.olhie.client.pages.tv;

import static com.google.gwt.query.client.GQuery.$;

import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import javax.enterprise.context.Dependent;

import org.jboss.errai.ui.shared.api.annotations.DataField;
import org.jboss.errai.ui.shared.api.annotations.Templated;

import com.google.gwt.dom.client.SourceElement;
import com.google.gwt.i18n.client.NumberFormat;
import com.google.gwt.media.client.Video;
import com.google.gwt.query.client.Function;
import com.google.gwt.query.client.GQuery;
import com.google.gwt.query.client.Properties;
import com.google.gwt.user.client.Event;
import com.google.gwt.user.client.ui.Composite;

/**
 * TVVideo.java<br/>
 * Responsibilities:<br/>
 * 1.
 * 
 * @author John DeStefano
 * @version 1.0
 * @since Dec 25, 2013
 * 
 */
@Dependent
@Templated("#root")
public class TVVideo extends Composite {

    @DataField
    private Video video = Video.createIfSupported();

    private SourceElement src1;
    private SourceElement src2;
    private SourceElement src3;
    private GQuery videoQry;
    private NumberFormat nf;

    /**
     * Constructor
     * 
     */
    public TVVideo() {
        src1 = video.addSource("");
        src1.setType("video/mp4");
        src2 = video.addSource("");
        src2.setType("video/webm");
        src3 = video.addSource("");
        src3.setType("video/ogg");
    }

    @PostConstruct
    protected void postConstruct() {
        videoQry = $(video);

        nf = NumberFormat.getDecimalFormat();
        nf.overrideFractionDigits(2);
    }

    @PreDestroy
    protected void preDestroy() {
        if (videoQry != null) {
            videoQry.unbind("loadedmetadata");
        }
    }

    /**
     * Load the media
     */
    public void loadMedia() {
        video.load();
    }

    /**
     * Unbind the loadedmetadata event from the video
     * 
     * @see com.google.gwt.user.client.ui.Widget#onUnload()
     */
    @Override
    protected void onUnload() {
        super.onUnload();

        if (videoQry != null) {
            videoQry.unbind("loadedmetadata");
        }
    }

    /**
     * Sets the movie source
     * 
     * @param programRef
     */
    public void setVideoRef(String programRef) {
        src1.setSrc(programRef + ".mp4");
        src2.setSrc(programRef + ".webm");
        src3.setSrc(programRef + ".ogv");
    }

}