/**
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and/or its affiliates, and individual
* contributors by the @authors tag. See the copyright.txt in the
* distribution for a full listing of individual contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jboss.errai.demo.mobile.client.local;
import java.util.HashMap;
import java.util.Map;
import javax.annotation.PostConstruct;
import javax.enterprise.event.Event;
import javax.enterprise.event.Observes;
import javax.inject.Inject;
import org.jboss.errai.demo.mobile.client.shared.AllClientOrientations;
import org.jboss.errai.demo.mobile.client.shared.ClientOrientationEvent;
import org.jboss.errai.demo.mobile.client.shared.Disconnected;
import org.jboss.errai.demo.mobile.client.shared.Ongoing;
import org.jboss.errai.ioc.client.api.EntryPoint;
import org.jboss.errai.orientation.client.local.OrientationDetector;
import org.jboss.errai.orientation.client.shared.OrientationEvent;
import com.google.gwt.animation.client.AnimationScheduler;
import com.google.gwt.animation.client.AnimationScheduler.AnimationCallback;
import com.google.gwt.dom.client.Document;
import com.google.gwt.dom.client.Element;
import com.google.gwt.user.client.ui.RootPanel;
/**
* Main application entry point.
*/
@EntryPoint
public class ClientMain {
/**
* Don't try to fire a CDI OrientationEvent event more than once every 175ms.
*/
private static final long MIN_EVENT_INTERVAL = 175;
/**
* The time we last fired an OrientationEvent.
*/
private long lastEventFireTime;
@Inject
OrientationDetector orientationDetector;
@Inject
@Ongoing
private Event<ClientOrientationEvent> clientOrientationEvent;
private WelcomeDialog welcomeDialog;
private final Map<String, PerspectiveAnimator> animators = new HashMap<String, PerspectiveAnimator>();
private final AnimationScheduler animScheduler = AnimationScheduler.get();
@PostConstruct
public void init() {
welcomeDialog = new WelcomeDialog(new Runnable() {
@Override
public void run() {
RootPanel.get("rootPanel").remove(welcomeDialog);
orientationDetector.startFiringOrientationEvents();
}
});
RootPanel.get("rootPanel").add(welcomeDialog);
welcomeDialog.nameBox.setFocus(true);
animScheduler.requestAnimationFrame(new AnimationCallback() {
@Override
public void execute(double timestamp) {
for (PerspectiveAnimator animator : animators.values()) {
animator.nextFrame();
}
animScheduler.requestAnimationFrame(this);
}
});
}
public void visualizeOrientationEvent(ClientOrientationEvent e) {
Element rotateMe = Document.get().getElementById("rotateMe-" + e.getClientId());
if (rotateMe == null) {
// must be a new client! We will clone the template for this new client.
Element template = Document.get().getElementById("rotateMeTemplate");
rotateMe = (Element) template.cloneNode(true);
rotateMe.setId("rotateMe-" + e.getClientId());
rotateMe.getFirstChildElement().setInnerText(e.getClientId());
template.getParentElement().appendChild(rotateMe);
}
PerspectiveAnimator animator = animators.get(e.getClientId());
if (animator == null) {
animator = new PerspectiveAnimator(rotateMe);
animators.put(e.getClientId(), animator);
}
animator.updateTargets(e);
}
public void onAllClientOrientationsUpdate(@Observes AllClientOrientations aco) {
for (ClientOrientationEvent e : aco.getClientOrientations()) {
visualizeOrientationEvent(e);
}
}
public void onOrientationEvent(@Observes OrientationEvent event) {
long now = System.currentTimeMillis();
if (now - lastEventFireTime < MIN_EVENT_INTERVAL) {
return;
}
lastEventFireTime = now;
clientOrientationEvent.fire(new ClientOrientationEvent(welcomeDialog.getName(), event));
}
public void onClientDisconnect(@Observes @Disconnected ClientOrientationEvent e) {
Element rotateMe = Document.get().getElementById("rotateMe-" + e.getClientId());
if (rotateMe != null) {
rotateMe.getParentElement().removeChild(rotateMe);
}
animators.remove(e.getClientId());
}
}