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/*
* Copyright (C) 2010, 2014 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "DisplayRefreshMonitorClient.h"
#include "DisplayRefreshMonitor.h"
#include "DisplayRefreshMonitorManager.h"
#include <wtf/TZoneMallocInlines.h>
namespace WebCore {
WTF_MAKE_TZONE_ALLOCATED_IMPL(DisplayRefreshMonitorClient);
DisplayRefreshMonitorClient::DisplayRefreshMonitorClient() = default;
DisplayRefreshMonitorClient::~DisplayRefreshMonitorClient()
{
DisplayRefreshMonitorManager::sharedManager().unregisterClient(*this);
}
void DisplayRefreshMonitorClient::setPreferredFramesPerSecond(FramesPerSecond preferredFrameRate)
{
if (preferredFrameRate == m_preferredFramesPerSecond)
return;
m_preferredFramesPerSecond = preferredFrameRate;
DisplayRefreshMonitorManager::sharedManager().clientPreferredFramesPerSecondChanged(*this);
}
void DisplayRefreshMonitorClient::fireDisplayRefreshIfNeeded(const DisplayUpdate& displayUpdate)
{
if (!m_scheduled)
return;
if (!displayUpdate.relevantForUpdateFrequency(m_preferredFramesPerSecond))
return;
m_scheduled = false;
displayRefreshFired();
}
}
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