content/renderer/media/renderer_webmidiaccessor_impl.h

   1 // Copyright (c) 2013 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_RENDERER_MEDIA_RENDERER_WEBMIDIACCESSOR_IMPL_H_
   6 #define CONTENT_RENDERER_MEDIA_RENDERER_WEBMIDIACCESSOR_IMPL_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "third_party/WebKit/public/platform/WebMIDIAccessor.h"
  11 #include "third_party/WebKit/public/platform/WebMIDIAccessorClient.h"
  12
  13 namespace content {
  14
  15 class MidiMessageFilter;
  16
  17 class RendererWebMIDIAccessorImpl
  18     : public blink::WebMIDIAccessor {
  19  public:
  20   explicit RendererWebMIDIAccessorImpl(
  21       blink::WebMIDIAccessorClient* client);
  22   virtual ~RendererWebMIDIAccessorImpl();
  23
  24   // blink::WebMIDIAccessor implementation.
  25   virtual void startSession();
  26   virtual void sendMIDIData(unsigned port_index,
  27                             const unsigned char* data,
  28                             size_t length,
  29                             double timestamp);
  30
  31  private:
  32   blink::WebMIDIAccessorClient* client_;
  33
  34   MidiMessageFilter* midi_message_filter();
  35
  36   DISALLOW_COPY_AND_ASSIGN(RendererWebMIDIAccessorImpl);
  37 };
  38
  39 }  // namespace content
  40
  41 #endif  // CONTENT_RENDERER_MEDIA_RENDERER_WEBMIDIACCESSOR_IMPL_H_