1 /*
2 * Copyright (C) 2012 Google 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 are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "third_party/blink/renderer/modules/speech/dom_window_speech_synthesis.h"
32
33 #include "base/memory/scoped_refptr.h"
34 #include "third_party/blink/renderer/core/execution_context/execution_context.h"
35 #include "third_party/blink/renderer/core/frame/local_dom_window.h"
36 #include "third_party/blink/renderer/core/frame/local_frame.h"
37 #include "third_party/blink/renderer/platform/bindings/script_state.h"
38
39 namespace blink {
40
DOMWindowSpeechSynthesis(LocalDOMWindow & window)41 DOMWindowSpeechSynthesis::DOMWindowSpeechSynthesis(LocalDOMWindow& window)
42 : Supplement<LocalDOMWindow>(window) {}
43
44 const char DOMWindowSpeechSynthesis::kSupplementName[] =
45 "DOMWindowSpeechSynthesis";
46
47 // static
From(LocalDOMWindow & window)48 DOMWindowSpeechSynthesis& DOMWindowSpeechSynthesis::From(
49 LocalDOMWindow& window) {
50 DOMWindowSpeechSynthesis* supplement =
51 Supplement<LocalDOMWindow>::From<DOMWindowSpeechSynthesis>(window);
52 if (!supplement) {
53 supplement = MakeGarbageCollected<DOMWindowSpeechSynthesis>(window);
54 ProvideTo(window, supplement);
55 }
56 return *supplement;
57 }
58
59 // static
speechSynthesis(ScriptState * script_state,LocalDOMWindow & window)60 SpeechSynthesis* DOMWindowSpeechSynthesis::speechSynthesis(
61 ScriptState* script_state,
62 LocalDOMWindow& window) {
63 return DOMWindowSpeechSynthesis::From(window).speechSynthesis(script_state);
64 }
65
Trace(Visitor * visitor)66 void DOMWindowSpeechSynthesis::Trace(Visitor* visitor) {
67 visitor->Trace(speech_synthesis_);
68 Supplement<LocalDOMWindow>::Trace(visitor);
69 }
70
SetSpeechSynthesisForTesting(SpeechSynthesis * synthesis)71 void DOMWindowSpeechSynthesis::SetSpeechSynthesisForTesting(
72 SpeechSynthesis* synthesis) {
73 speech_synthesis_ = synthesis;
74 }
75
speechSynthesis(ScriptState * script_state)76 SpeechSynthesis* DOMWindowSpeechSynthesis::speechSynthesis(
77 ScriptState* script_state) {
78 if (!speech_synthesis_) {
79 speech_synthesis_ =
80 SpeechSynthesis::Create(ExecutionContext::From(script_state));
81 }
82 return speech_synthesis_;
83 }
84
85 } // namespace blink
86