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a/Source/WebCore/Modules/vibration/Vibration.cpp_sec1
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/* |
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* Copyright (C) 2012 Samsung Electronics |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Library General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Library General Public License for more details. |
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* |
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* You should have received a copy of the GNU Library General Public License |
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* along with this library; see the file COPYING.LIB. If not, write to |
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
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* Boston, MA 02110-1301, USA. |
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*/ |
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#include "config.h" |
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#include "Vibration.h" |
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#if ENABLE(VIBRATION) |
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#include "VibrationClient.h" |
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namespace WebCore { |
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Vibration::Vibration(VibrationClient* client) |
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: m_vibrationClient(client) |
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, m_timerStart(this, &Vibration::timerStartFired) |
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, m_timerStop(this, &Vibration::timerStopFired) |
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, m_isVibrating(false) |
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{ |
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} |
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Vibration::~Vibration() |
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{ |
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m_vibrationClient->vibrationDestroyed(); |
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} |
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PassOwnPtr<Vibration> Vibration::create(VibrationClient* client) |
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{ |
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return adoptPtr(new Vibration(client)); |
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} |
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void Vibration::vibrate(const unsigned long& time) |
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{ |
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if (!time) { |
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cancelVibration(); |
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return; |
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} |
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m_pattern.append(time); |
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m_timerStart.startOneShot(0); |
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} |
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void Vibration::vibrate(const VibrationPattern& pattern) |
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{ |
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int length = pattern.size(); |
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if (m_isVibrating) |
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cancelVibration(); |
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if (!length || (length == 1 && !pattern[0])) |
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return; |
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if (m_timerStart.isActive()) |
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m_timerStart.stop(); |
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m_pattern = pattern; |
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m_timerStart.startOneShot(0); |
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} |
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void Vibration::cancelVibration() |
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{ |
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if (m_isVibrating) { |
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m_vibrationClient->cancelVibration(); |
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m_isVibrating = false; |
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m_timerStop.stop(); |
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} |
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} |
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void Vibration::suspendVibration() |
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{ |
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if (!m_isVibrating) |
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return; |
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m_pattern.insert(0, m_timerStop.nextFireInterval()); |
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m_timerStop.stop(); |
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cancelVibration(); |
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} |
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void Vibration::resumeVibration() |
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{ |
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m_timerStart.startOneShot(0); |
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} |
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void Vibration::timerStartFired(Timer<Vibration>* timer) |
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{ |
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ASSERT_UNUSED(timer, timer == &m_timerStart); |
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m_timerStart.stop(); |
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if (m_pattern.size()) { |
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m_isVibrating = true; |
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m_vibrationClient->vibrate(m_pattern[0]); |
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m_timerStop.startOneShot(m_pattern[0] / 1000.0); |
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m_pattern.remove(0); |
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} |
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} |
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void Vibration::timerStopFired(Timer<Vibration>* timer) |
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{ |
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ASSERT_UNUSED(timer, timer == &m_timerStop); |
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m_timerStop.stop(); |
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m_isVibrating = false; |
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if (m_pattern.size()) { |
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m_timerStart.startOneShot(m_pattern[0] / 1000.0); |
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m_pattern.remove(0); |
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} |
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} |
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const AtomicString& Vibration::supplementName() |
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{ |
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DEFINE_STATIC_LOCAL(AtomicString, name, ("vibration")); |
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return name; |
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} |
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bool Vibration::isActive(Page* page) |
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{ |
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return static_cast<bool>(Vibration::from(page)); |
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} |
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void provideVibrationTo(Page* page, VibrationClient* client) |
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{ |
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PageSupplement::provideTo(page, Vibration::supplementName(), Vibration::create(client)); |
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} |
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} // namespace WebCore |
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#endif // ENABLE(VIBRATION) |
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