Remove remaining PLATFORM(CHROMIUM)-guarded code in WebCore
[WebKit-https.git] / Source / WebCore / platform / PlatformSpeechSynthesizer.h
1 /*
2  * Copyright (C) 2013 Apple Computer, Inc.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  */
25
26 #ifndef PlatformSpeechSynthesizer_h
27 #define PlatformSpeechSynthesizer_h
28
29 #if ENABLE(SPEECH_SYNTHESIS)
30
31 #include "PlatformSpeechSynthesisVoice.h"
32 #include <wtf/PassOwnPtr.h>
33 #include <wtf/Vector.h>
34
35 #if PLATFORM(MAC)
36 #include <wtf/RetainPtr.h>
37 OBJC_CLASS WebSpeechSynthesisWrapper;
38 #endif
39
40 namespace WebCore {
41
42 enum SpeechBoundary {
43     SpeechWordBoundary,
44     SpeechSentenceBoundary
45 };
46
47 class PlatformSpeechSynthesisUtterance;
48
49 class PlatformSpeechSynthesizerClient {
50 public:
51     virtual void didStartSpeaking(PassRefPtr<PlatformSpeechSynthesisUtterance>) = 0;
52     virtual void didFinishSpeaking(PassRefPtr<PlatformSpeechSynthesisUtterance>) = 0;
53     virtual void didPauseSpeaking(PassRefPtr<PlatformSpeechSynthesisUtterance>) = 0;
54     virtual void didResumeSpeaking(PassRefPtr<PlatformSpeechSynthesisUtterance>) = 0;
55     virtual void speakingErrorOccurred(PassRefPtr<PlatformSpeechSynthesisUtterance>) = 0;
56     virtual void boundaryEventOccurred(PassRefPtr<PlatformSpeechSynthesisUtterance>, SpeechBoundary, unsigned charIndex) = 0;
57     virtual void voicesDidChange() = 0;
58 protected:
59     virtual ~PlatformSpeechSynthesizerClient() { }
60 };
61     
62 class PlatformSpeechSynthesizer {
63 public:
64     static PassOwnPtr<PlatformSpeechSynthesizer> create(PlatformSpeechSynthesizerClient*);
65
66     virtual ~PlatformSpeechSynthesizer();
67     
68     const Vector<RefPtr<PlatformSpeechSynthesisVoice> >& voiceList() const { return m_voiceList; }
69     virtual void speak(PassRefPtr<PlatformSpeechSynthesisUtterance>);
70     virtual void pause();
71     virtual void resume();
72     virtual void cancel();
73     
74     PlatformSpeechSynthesizerClient* client() const { return m_speechSynthesizerClient; }
75
76     void setVoiceList(Vector<RefPtr<PlatformSpeechSynthesisVoice> >&);
77
78 protected:
79     virtual void initializeVoiceList();
80     explicit PlatformSpeechSynthesizer(PlatformSpeechSynthesizerClient*);
81     Vector<RefPtr<PlatformSpeechSynthesisVoice> > m_voiceList;
82     
83 private:
84     PlatformSpeechSynthesizerClient* m_speechSynthesizerClient;
85     
86 #if PLATFORM(MAC)
87     RetainPtr<WebSpeechSynthesisWrapper> m_platformSpeechWrapper;
88 #endif
89 };
90     
91 } // namespace WebCore
92
93 #endif // ENABLE(SPEECH_SYNTHESIS)
94
95 #endif // PlatformSpeechSynthesizer_h