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Unified Diff: content/browser/vr/vr_service.h

Issue 829803003: Adding Chrome-side WebVR interface (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Moved cardboard-java gyp and gn config into third_party Created 5 years, 8 months ago
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Index: content/browser/vr/vr_service.h
diff --git a/content/browser/vr/vr_service.h b/content/browser/vr/vr_service.h
new file mode 100644
index 0000000000000000000000000000000000000000..f4201b0688be050f7ec2a8555c73059a05071253
--- /dev/null
+++ b/content/browser/vr/vr_service.h
@@ -0,0 +1,74 @@
+// 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_BROWSER_VR_VR_SERVICE_H
+#define CONTENT_BROWSER_VR_VR_SERVICE_H
+
+#include <map>
+#include <set>
+#include <vector>
+
+#include "base/basictypes.h"
+#include "base/memory/linked_ptr.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/threading/thread_checker.h"
+#include "content/browser/vr/vr_device.h"
+#include "content/browser/vr/vr_device_provider.h"
+#include "content/browser/vr/vr_service_consumer.h"
+#include "content/common/content_export.h"
+
+namespace blink {
+class WebVRDevice;
+}
+
+namespace content {
+
+class CONTENT_EXPORT VRService {
+ public:
+ virtual ~VRService();
+
+ // Returns the VRService singleton.
+ static VRService* GetInstance();
+
+ void GetVRDevices(std::vector<blink::WebVRDevice>* webvr_devices);
+ VRDevice* GetDevice(unsigned int index);
+
+ private:
+ friend class VRServiceTest;
+ friend class VRServiceConsumer;
+
+ VRService();
+ // Constructor for testing.
+ explicit VRService(scoped_ptr<VRDeviceProvider> provider);
+
+ static void SetInstance(VRService* service);
+ static bool HasInstance();
+ static void AddConsumer(VRServiceConsumer* consumer);
+ static void RemoveConsumer(VRServiceConsumer* consumer);
+
+ void InitializeProviders();
+
+ void RegisterProvider(scoped_ptr<VRDeviceProvider> provider);
+
+ typedef std::vector<linked_ptr<VRDeviceProvider>> ProviderList;
+ ProviderList providers_;
+
+ typedef std::map<unsigned int, VRDevice*> DeviceMap;
+ DeviceMap devices_;
+
+ bool vr_initialized_;
+
+ typedef std::set<VRServiceConsumer*> ConsumerSet;
+ ConsumerSet consumers_;
+ // For testing. If true will not delete self when consumer count reaches 0.
+ bool keep_alive_;
+
+ base::ThreadChecker thread_checker_;
+
+ DISALLOW_COPY_AND_ASSIGN(VRService);
+};
+
+} // namespace content
+
+#endif // CONTENT_BROWSER_VR_VR_SERVICE_H

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