| // Copyright 2017 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "cobalt/speech/speech_synthesis_utterance.h" |
| |
| namespace cobalt { |
| namespace speech { |
| |
| SpeechSynthesisUtterance::SpeechSynthesisUtterance() |
| : volume_(1.0f), rate_(1.0f), pitch_(1.0f), pending_speak_(false) {} |
| SpeechSynthesisUtterance::SpeechSynthesisUtterance(const std::string& text) |
| : text_(text), pending_speak_(false) {} |
| |
| SpeechSynthesisUtterance::SpeechSynthesisUtterance( |
| const scoped_refptr<SpeechSynthesisUtterance>& utterance) |
| : text_(utterance->text_), |
| lang_(utterance->lang_), |
| voice_(utterance->voice_), |
| volume_(utterance->volume_), |
| rate_(utterance->rate_), |
| pitch_(utterance->pitch_), |
| pending_speak_(false) { |
| set_onstart(EventListenerScriptValue::Reference(this, *utterance->onstart()) |
| .referenced_value()); |
| set_onend(EventListenerScriptValue::Reference(this, *utterance->onend()) |
| .referenced_value()); |
| set_onerror(EventListenerScriptValue::Reference(this, *utterance->onerror()) |
| .referenced_value()); |
| set_onpause(EventListenerScriptValue::Reference(this, *utterance->onpause()) |
| .referenced_value()); |
| set_onresume(EventListenerScriptValue::Reference(this, *utterance->onresume()) |
| .referenced_value()); |
| set_onmark(EventListenerScriptValue::Reference(this, *utterance->onmark()) |
| .referenced_value()); |
| set_onboundary( |
| EventListenerScriptValue::Reference(this, *utterance->onboundary()) |
| .referenced_value()); |
| } |
| |
| SpeechSynthesisUtterance::~SpeechSynthesisUtterance() { |
| SB_DCHECK(!pending_speak_) << "Destructed utterance has a pending Speak()"; |
| } |
| |
| void SpeechSynthesisUtterance::DispatchErrorCancelledEvent() { |
| if (pending_speak_) { |
| SB_DLOG(INFO) << "Utterance has a pending Speak()"; |
| DispatchErrorEvent(SpeechSynthesisErrorEvent::kCanceled); |
| } |
| } |
| |
| void SpeechSynthesisUtterance::SignalPendingSpeak() { pending_speak_ = true; } |
| |
| void SpeechSynthesisUtterance::DispatchStartEvent() { |
| DispatchEvent(new SpeechSynthesisEvent(base::Tokens::start(), this)); |
| } |
| |
| void SpeechSynthesisUtterance::DispatchEndEvent() { |
| pending_speak_ = false; |
| DispatchEvent(new SpeechSynthesisEvent(base::Tokens::end(), this)); |
| } |
| |
| void SpeechSynthesisUtterance::DispatchErrorEvent( |
| SpeechSynthesisErrorEvent::SpeechErrorCode error_code) { |
| pending_speak_ = false; |
| DispatchEvent(new SpeechSynthesisErrorEvent(error_code, this)); |
| } |
| |
| } // namespace speech |
| } // namespace cobalt |