content/browser/in_process_io_surface_manager_mac.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_IN_PROCESS_IO_SURFACE_MANAGER_MAC_H_
   6 #define CONTENT_BROWSER_IN_PROCESS_IO_SURFACE_MANAGER_MAC_H_
   7
   8 #include "base/containers/scoped_ptr_hash_map.h"
   9 #include "base/mac/scoped_mach_port.h"
  10 #include "base/macros.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/memory/singleton.h"
  13 #include "base/synchronization/lock.h"
  14 #include "content/common/content_export.h"
  15 #include "content/common/mac/io_surface_manager.h"
  16
  17 namespace content {
  18
  19 class CONTENT_EXPORT InProcessIOSurfaceManager : public IOSurfaceManager {
  20  public:
  21   static InProcessIOSurfaceManager* GetInstance();
  22
  23   // Overridden from IOSurfaceManager:
  24   bool RegisterIOSurface(IOSurfaceId io_surface_id,
  25                          int client_id,
  26                          IOSurfaceRef io_surface) override;
  27   void UnregisterIOSurface(IOSurfaceId io_surface_id, int client_id) override;
  28   IOSurfaceRef AcquireIOSurface(IOSurfaceId io_surface_id) override;
  29
  30  private:
  31   friend struct base::DefaultSingletonTraits<InProcessIOSurfaceManager>;
  32
  33   InProcessIOSurfaceManager();
  34   ~InProcessIOSurfaceManager() override;
  35
  36   using IOSurfaceMap =
  37       base::ScopedPtrHashMap<IOSurfaceId,
  38                              scoped_ptr<base::mac::ScopedMachSendRight>>;
  39   IOSurfaceMap io_surfaces_;
  40   base::Lock lock_;
  41
  42   DISALLOW_COPY_AND_ASSIGN(InProcessIOSurfaceManager);
  43 };
  44
  45 }  // namespace content
  46
  47 #endif  // CONTENT_BROWSER_IN_PROCESS_IO_SURFACE_MANAGER_MAC_H_