third_party/WebKit/Source/modules/vr/VRDisplayEvent.cpp

// 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/vr/VRDisplayEvent.h"

namespace blink {

namespace {

String VRDisplayEventReasonToString(device::blink::VRDisplayEventReason reason) {
    switch (reason) {
        case device::blink::VRDisplayEventReason::NONE:
            return "";
        case device::blink::VRDisplayEventReason::NAVIGATION:
            return "navigation";
        case device::blink::VRDisplayEventReason::MOUNTED:
            return "mounted";
        case device::blink::VRDisplayEventReason::UNMOUNTED:
            return "unmounted";
        default:
            // TODO: should not get here.
            return "";
    }
}

} // namespace

VRDisplayEvent* VRDisplayEvent::create(const AtomicString& type, bool canBubble, bool cancelable, VRDisplay* display, device::blink::VRDisplayEventReason reason)
{
    return new VRDisplayEvent(type, canBubble, cancelable, display, VRDisplayEventReasonToString(reason));
}

VRDisplayEvent::VRDisplayEvent()
{
}

VRDisplayEvent::VRDisplayEvent(const AtomicString& type, bool canBubble, bool cancelable, VRDisplay* display, String reason)
    : Event(type, canBubble, cancelable)
    , m_display(display)
    , m_reason(reason)
{
}

VRDisplayEvent::VRDisplayEvent(const AtomicString& type, const VRDisplayEventInit& initializer)
    : Event(type, initializer)
{
    if (initializer.hasDisplay())
        m_display = initializer.display();

    if (initializer.hasReason())
        m_reason = initializer.reason();
}

VRDisplayEvent::~VRDisplayEvent()
{
}

const AtomicString& VRDisplayEvent::interfaceName() const
{
    return EventNames::VRDisplayEvent;
}

DEFINE_TRACE(VRDisplayEvent)
{
    visitor->trace(m_display);
    Event::trace(visitor);
}

} // namespace blink