| /* |
| * Copyright (C) 2013 Apple Computer, Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_SPEECH_PLATFORM_SPEECH_SYNTHESIS_UTTERANCE_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_SPEECH_PLATFORM_SPEECH_SYNTHESIS_UTTERANCE_H_ |
| |
| #include "third_party/blink/public/platform/web_speech_synthesis_constants.h" |
| #include "third_party/blink/renderer/platform/heap/handle.h" |
| #include "third_party/blink/renderer/platform/platform_export.h" |
| #include "third_party/blink/renderer/platform/speech/platform_speech_synthesis_voice.h" |
| #include "third_party/blink/renderer/platform/wtf/math_extras.h" |
| #include "third_party/blink/renderer/platform/wtf/text/wtf_string.h" |
| |
| namespace blink { |
| |
| class PlatformSpeechSynthesisUtteranceClient : public GarbageCollectedMixin { |
| public: |
| // Implement methods as needed. |
| protected: |
| virtual ~PlatformSpeechSynthesisUtteranceClient() = default; |
| }; |
| |
| class PLATFORM_EXPORT PlatformSpeechSynthesisUtterance final |
| : public GarbageCollectedFinalized<PlatformSpeechSynthesisUtterance> { |
| public: |
| static PlatformSpeechSynthesisUtterance* Create( |
| PlatformSpeechSynthesisUtteranceClient*); |
| |
| explicit PlatformSpeechSynthesisUtterance( |
| PlatformSpeechSynthesisUtteranceClient*); |
| |
| const String& GetText() const { return text_; } |
| void SetText(const String& text) { text_ = text; } |
| |
| const String& Lang() const { return lang_; } |
| void SetLang(const String& lang) { lang_ = lang; } |
| |
| PlatformSpeechSynthesisVoice* Voice() const { return voice_.get(); } |
| void SetVoice(PlatformSpeechSynthesisVoice* voice) { voice_ = voice; } |
| |
| // Range = [0, 1] where 1 is the default. |
| float Volume() const { return volume_; } |
| void SetVolume(float volume) { volume_ = clampTo(volume, 0.0f, 1.0f); } |
| |
| // Range = [0.1, 10] where 1 is the default. |
| float Rate() const { return rate_; } |
| void SetRate(float rate) { rate_ = clampTo(rate, 0.1f, 10.0f); } |
| |
| // Range = [0, 2] where 1 is the default. |
| float Pitch() const { return pitch_; } |
| void SetPitch(float pitch) { pitch_ = clampTo(pitch, 0.0f, 2.0f); } |
| |
| double StartTime() const { return start_time_; } |
| void SetStartTime(double start_time) { start_time_ = start_time; } |
| |
| PlatformSpeechSynthesisUtteranceClient* Client() const { return client_; } |
| |
| void Trace(blink::Visitor*); |
| |
| private: |
| Member<PlatformSpeechSynthesisUtteranceClient> client_; |
| String text_; |
| String lang_; |
| scoped_refptr<PlatformSpeechSynthesisVoice> voice_; |
| float volume_ = kWebSpeechSynthesisDoublePrefNotSet; |
| float rate_ = kWebSpeechSynthesisDoublePrefNotSet; |
| float pitch_ = kWebSpeechSynthesisDoublePrefNotSet; |
| double start_time_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_SPEECH_PLATFORM_SPEECH_SYNTHESIS_UTTERANCE_H_ |