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/*
* Copyright 2010 Daniel Kurka
*
* 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 com.googlecode.gwtphonegap.client.accelerometer.js;
import com.googlecode.gwtphonegap.client.accelerometer.AccelerationCallback;
import com.googlecode.gwtphonegap.client.accelerometer.AccelerationOptions;
import com.googlecode.gwtphonegap.client.accelerometer.Accelerometer;
import com.googlecode.gwtphonegap.client.accelerometer.AccelerometerWatcher;
/**
* Captures device motion in the x, y, and z direction.
*
* @author Daniel Kurka
*
*/
public class AccelerometerMobileImpl implements Accelerometer {
/* (non-Javadoc)
* @see com.googlecode.gwtphonegap.client.accelerometer.Accelerometer#getCurrentAcceleration(com.googlecode.gwtphonegap.client.accelerometer.AccelerationCallback, com.googlecode.gwtphonegap.client.accelerometer.AccelerationOptions)
*/
@Override
public native void getCurrentAcceleration(AccelerationCallback accelerationCallback, AccelerationOptions options) /*-{
var successCallback = function(data) {
accelerationCallback.@com.googlecode.gwtphonegap.client.accelerometer.AccelerationCallback::onSuccess(Lcom/googlecode/gwtphonegap/client/accelerometer/Acceleration;)(data);
};
var errorCallback = function() {
accelerationCallback.@com.googlecode.gwtphonegap.client.accelerometer.AccelerationCallback::onFailure()();
};
var freq = options.@com.googlecode.gwtphonegap.client.accelerometer.AccelerationOptions::getFrequency()();
var localOptions = {
frequency : freq
}
$wnd.navigator.accelerometer.getCurrentAcceleration(
$entry(successCallback), $entry(errorCallback), localOptions);
}-*/;
@Override
public AccelerometerWatcher watchAcceleration(AccelerationOptions options, AccelerationCallback accelerationCallback) {
String id = watchAcceleration0(options, accelerationCallback);
return new AccelerometerWatcherJsImpl(id);
}
private native String watchAcceleration0(AccelerationOptions options, AccelerationCallback accelerationCallback) /*-{
var sc = function(data) {
accelerationCallback.@com.googlecode.gwtphonegap.client.accelerometer.AccelerationCallback::onSuccess(Lcom/googlecode/gwtphonegap/client/accelerometer/Acceleration;)(data);
};
var ec = function() {
accelerationCallback.@com.googlecode.gwtphonegap.client.accelerometer.AccelerationCallback::onFailure()();
};
var freq = options.@com.googlecode.gwtphonegap.client.accelerometer.AccelerationOptions::getFrequency()();
var localOptions = {
frequency : freq
};
var idv = $wnd.navigator.accelerometer.watchAcceleration($entry(sc),
$entry(ec), localOptions);
return idv;
}-*/;
@Override
public void clearWatch(AccelerometerWatcher watcher) {
if (!(watcher instanceof AccelerometerWatcherJsImpl)) {
throw new IllegalStateException("this should not happen - can only clear Watchers you got from watchAcceleration");
}
AccelerometerWatcherJsImpl watcherImpl = (AccelerometerWatcherJsImpl) watcher;
clearWatch0(watcherImpl.getId());
}
private native void clearWatch0(String id) /*-{
$wnd.navigator.accelerometer.clearWatch(id);
}-*/;
}
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Revision |
Author |
Commited |
Message |
666
|
GeorgeS
|
Sun 13 May, 2012 18:11:48 +0000 |
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