blob: 12c14881bc9af7be3a74f93e364ea500abd8c641 [file] [log] [blame]
// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "modules/sensor/SensorReading.h"
#include "core/dom/ExecutionContext.h"
#include "core/frame/LocalDOMWindow.h"
#include "core/timing/DOMWindowPerformance.h"
#include "core/timing/Performance.h"
namespace blink {
SensorReading::SensorReading(SensorProxy* sensorProxy)
: m_sensorProxy(sensorProxy)
{
DCHECK(m_sensorProxy);
}
DEFINE_TRACE(SensorReading)
{
visitor->trace(m_sensorProxy);
}
DOMHighResTimeStamp SensorReading::timeStamp(ScriptState* scriptState) const
{
LocalDOMWindow* window = scriptState->domWindow();
if (!window)
return 0.0;
Performance* performance = DOMWindowPerformance::performance(*window);
DCHECK(performance);
return performance->monotonicTimeToDOMHighResTimeStamp(m_sensorProxy->reading().timestamp);
}
} // namespace blink