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// Copyright 2015 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.
#ifndef CONTENT_RENDERER_VR_DISPATCHER_H_
#define CONTENT_RENDERER_VR_DISPATCHER_H_
#include <vector>
#include "base/id_map.h"
#include "content/common/vr_service.mojom.h"
#include "third_party/WebKit/public/platform/WebVector.h"
#include "third_party/WebKit/public/platform/modules/vr/WebVR.h"
#include "third_party/WebKit/public/platform/modules/vr/WebVRClient.h"
namespace content {
class ServiceRegistry;
class VRDispatcher : NON_EXPORTED_BASE(public blink::WebVRClient) {
public:
explicit VRDispatcher(ServiceRegistry* service_registry);
~VRDispatcher();
// blink::WebVRClient implementation.
void getDevices(blink::WebVRGetDevicesCallback* callback) override;
void getSensorState(unsigned int index,
blink::WebHMDSensorState& state) override;
void resetSensor(unsigned int index) override;
private:
// Helper method that returns an initialized PermissionServicePtr.
VRServicePtr& GetVRServicePtr();
// Callback handlers
void OnGetDevices(int request_id,
const mojo::Array<VRDeviceInfoPtr>& devices);
static void OnGetSensorState(blink::WebHMDSensorState* state,
const VRSensorStatePtr& mojo_state);
// Tracks requests sent to browser to match replies with callbacks.
// Owns callback objects.
IDMap<blink::WebVRGetDevicesCallback, IDMapOwnPointer> pending_requests_;
ServiceRegistry* service_registry_;
VRServicePtr vr_service_;
DISALLOW_COPY_AND_ASSIGN(VRDispatcher);
};
} // namespace content
#endif // CONTENT_RENDERER_VR_DISPATCHER_H_