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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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31 #ifndef WebMIDIAccessorClient_h | 31 #ifndef WebMIDIAccessorClient_h |
32 #define WebMIDIAccessorClient_h | 32 #define WebMIDIAccessorClient_h |
33 | 33 |
34 #include "media/midi/midi_service.mojom-shared.h" | 34 #include "media/midi/midi_service.mojom-shared.h" |
35 #include "public/platform/WebString.h" | 35 #include "public/platform/WebString.h" |
36 | 36 |
37 namespace blink { | 37 namespace blink { |
38 | 38 |
39 class WebMIDIAccessorClient { | 39 class WebMIDIAccessorClient { |
40 public: | 40 public: |
41 enum MIDIPortState { | |
42 MIDIPortStateDisconnected, | |
43 MIDIPortStateConnected, | |
44 }; | |
45 | |
46 // didAddInputPort() and didAddOutputPort() can be called before and after | 41 // didAddInputPort() and didAddOutputPort() can be called before and after |
47 // didStartSession() is called. But |id| should be unique in each function. | 42 // didStartSession() is called. But |id| should be unique in each function. |
48 virtual void didAddInputPort(const WebString& id, | 43 virtual void didAddInputPort(const WebString& id, |
49 const WebString& manufacturer, | 44 const WebString& manufacturer, |
50 const WebString& name, | 45 const WebString& name, |
51 const WebString& version, | 46 const WebString& version, |
52 MIDIPortState) = 0; | 47 midi::mojom::PortState) = 0; |
53 virtual void didAddOutputPort(const WebString& id, | 48 virtual void didAddOutputPort(const WebString& id, |
54 const WebString& manufacturer, | 49 const WebString& manufacturer, |
55 const WebString& name, | 50 const WebString& name, |
56 const WebString& version, | 51 const WebString& version, |
57 MIDIPortState) = 0; | 52 midi::mojom::PortState) = 0; |
58 // didSetInputPortState() and didSetOutputPortState() should not be called | 53 // didSetInputPortState() and didSetOutputPortState() should not be called |
59 // until didStartSession() is called. | 54 // until didStartSession() is called. |
60 virtual void didSetInputPortState(unsigned portIndex, MIDIPortState) = 0; | 55 virtual void didSetInputPortState(unsigned portIndex, |
61 virtual void didSetOutputPortState(unsigned portIndex, MIDIPortState) = 0; | 56 midi::mojom::PortState) = 0; |
| 57 virtual void didSetOutputPortState(unsigned portIndex, |
| 58 midi::mojom::PortState) = 0; |
62 | 59 |
63 virtual void didStartSession(midi::mojom::Result) = 0; | 60 virtual void didStartSession(midi::mojom::Result) = 0; |
64 | 61 |
65 // |timeStamp| is in milliseconds according to the Web MIDI API. | 62 // |timeStamp| is in milliseconds according to the Web MIDI API. |
66 virtual void didReceiveMIDIData(unsigned portIndex, | 63 virtual void didReceiveMIDIData(unsigned portIndex, |
67 const unsigned char* data, | 64 const unsigned char* data, |
68 size_t length, | 65 size_t length, |
69 double timeStamp) = 0; | 66 double timeStamp) = 0; |
70 | 67 |
71 protected: | 68 protected: |
72 virtual ~WebMIDIAccessorClient() {} | 69 virtual ~WebMIDIAccessorClient() {} |
73 }; | 70 }; |
74 | 71 |
75 } // namespace blink | 72 } // namespace blink |
76 | 73 |
77 #endif // WebMIDIAccessorClient_h | 74 #endif // WebMIDIAccessorClient_h |
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