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/*
* Copyright (C) 2013 Apple 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 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 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.
*/
#pragma once
#if ENABLE(SPEECH_SYNTHESIS)
#include "PlatformSpeechSynthesisVoice.h"
#include <wtf/MonotonicTime.h>
#include <wtf/WeakPtr.h>
namespace WebCore {
class PlatformSpeechSynthesisUtteranceClient;
}
namespace WTF {
template<typename T> struct IsDeprecatedWeakRefSmartPointerException;
template<> struct IsDeprecatedWeakRefSmartPointerException<WebCore::PlatformSpeechSynthesisUtteranceClient> : std::true_type { };
}
namespace WebCore {
class PlatformSpeechSynthesisUtteranceClient : public CanMakeWeakPtr<PlatformSpeechSynthesisUtteranceClient> {
};
class PlatformSpeechSynthesisUtterance : public RefCounted<PlatformSpeechSynthesisUtterance> {
public:
WEBCORE_EXPORT static Ref<PlatformSpeechSynthesisUtterance> create(PlatformSpeechSynthesisUtteranceClient&);
const String& text() const { return m_text; }
void setText(const String& text) { m_text = text; }
const String& lang() const { return m_lang; }
void setLang(const String& lang) { m_lang = lang; }
PlatformSpeechSynthesisVoice* voice() const { return m_voice.get(); }
void setVoice(PlatformSpeechSynthesisVoice* voice) { m_voice = voice; }
// Range = [0, 1] where 1 is the default.
float volume() const { return m_volume; }
void setVolume(float volume) { m_volume = std::max(std::min(1.0f, volume), 0.0f); }
// Range = [0.1, 10] where 1 is the default.
float rate() const { return m_rate; }
void setRate(float rate) { m_rate = std::max(std::min(10.0f, rate), 0.1f); }
// Range = [0, 2] where 1 is the default.
float pitch() const { return m_pitch; }
void setPitch(float pitch) { m_pitch = std::max(std::min(2.0f, pitch), 0.0f); }
MonotonicTime startTime() const { return m_startTime; }
void setStartTime(MonotonicTime startTime) { m_startTime = startTime; }
PlatformSpeechSynthesisUtteranceClient* client() const { return m_client.get(); }
void setClient(PlatformSpeechSynthesisUtteranceClient* client) { m_client = client; }
#if PLATFORM(COCOA)
id wrapper() const { return m_wrapper.get(); }
void setWrapper(id utterance) { m_wrapper = utterance; }
#endif
private:
explicit PlatformSpeechSynthesisUtterance(PlatformSpeechSynthesisUtteranceClient&);
WeakPtr<PlatformSpeechSynthesisUtteranceClient> m_client;
String m_text;
String m_lang;
RefPtr<PlatformSpeechSynthesisVoice> m_voice;
float m_volume { 1 };
float m_rate { 1 };
float m_pitch { 1 };
MonotonicTime m_startTime;
#if PLATFORM(COCOA)
RetainPtr<id> m_wrapper;
#endif
};
} // namespace WebCore
#endif // ENABLE(SPEECH_SYNTHESIS)
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