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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.browser;
import java.util.List;
import com.google.gwt.user.client.Timer;
import com.googlecode.gwtphonegap.client.accelerometer.Acceleration;
import com.googlecode.gwtphonegap.client.accelerometer.AccelerationCallback;
import com.googlecode.gwtphonegap.client.accelerometer.AccelerationOptions;
import com.googlecode.gwtphonegap.client.accelerometer.AccelermeterMock;
import com.googlecode.gwtphonegap.client.accelerometer.Accelerometer;
import com.googlecode.gwtphonegap.client.accelerometer.AccelerometerWatcher;
public class AccelerometerBrowserImpl implements Accelerometer, AccelermeterMock {
@Override
public void getCurrentAcceleration(AccelerationCallback accelerationCallback, AccelerationOptions options) {
accelerationCallback.onSuccess(new AccelerationBrowserImpl(0, 0, 0));
}
@Override
public AccelerometerWatcher watchAcceleration(final AccelerationOptions options, AccelerationCallback accelerationCallback) {
return new AccelerometerWatcherGwtTimerImpl(options, accelerationCallback);
}
@Override
public void clearWatch(AccelerometerWatcher watcher) {
if (!(watcher instanceof AccelerometerWatcherGwtTimerImpl)) {
throw new IllegalArgumentException("This object was not created by this implementation");
}
AccelerometerWatcherGwtTimerImpl accelerometerWatcherGwtTimerImpl = (AccelerometerWatcherGwtTimerImpl) watcher;
accelerometerWatcherGwtTimerImpl.cancel();
}
private class AccelerometerWatcherGwtTimerImpl extends Timer implements AccelerometerWatcher {
private final AccelerationCallback callback;
private final AccelerationOptions options;
public AccelerometerWatcherGwtTimerImpl(AccelerationOptions options, AccelerationCallback callback) {
this.options = options;
this.callback = callback;
schedule((int) options.getFrequency());
}
@Override
public void run() {
schedule((int) options.getFrequency());
if (shouldFail) {
callback.onFailure();
} else {
if (useMockValues) {
Acceleration impl = mockValues.get(currentIndex);
currentIndex++;
currentIndex = currentIndex % maxIndex;
callback.onSuccess(impl);
} else {
callback.onSuccess(new AccelerationBrowserImpl(0, 0, 0));
}
}
}
}
private List<Acceleration> mockValues;
private int currentIndex;
private int maxIndex;
private boolean useMockValues;
private boolean shouldFail;
@Override
public void setMockValues(List<Acceleration> values) {
if (values == null) {
mockValues = null;
useMockValues = false;
} else {
if (values.size() == 0) {
throw new IllegalArgumentException("no values provided");
}
this.mockValues = values;
this.currentIndex = 0;
this.maxIndex = mockValues.size();
useMockValues = true;
}
}
public void setShouldFail(boolean shouldFail) {
this.shouldFail = shouldFail;
}
}
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Revision |
Author |
Commited |
Message |
666
|
GeorgeS
|
Sun 13 May, 2012 18:11:48 +0000 |
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