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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/web_test/browser/web_test_tts_platform.h"
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/task/sequenced_task_runner.h"
#include "content/public/browser/tts_controller.h"
// static
WebTestTtsPlatform* WebTestTtsPlatform::GetInstance() {
return base::Singleton<WebTestTtsPlatform>::get();
}
bool WebTestTtsPlatform::PlatformImplSupported() {
return true;
}
bool WebTestTtsPlatform::PlatformImplInitialized() {
return true;
}
void WebTestTtsPlatform::LoadBuiltInTtsEngine(
content::BrowserContext* browser_context) {}
void WebTestTtsPlatform::Speak(
int utterance_id,
const std::string& utterance,
const std::string& lang,
const content::VoiceData& voice,
const content::UtteranceContinuousParameters& params,
OnSpeakFinishedCallback on_speak_finished) {
content::TtsController* controller = content::TtsController::GetInstance();
int len = static_cast<int>(utterance.size());
utterance_id_ = utterance_id;
controller->OnTtsEvent(utterance_id, content::TTS_EVENT_START, 0, len,
std::string());
base::SequencedTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(&WebTestTtsPlatform::SimulateEndEvent,
base::Unretained(this), utterance_id, len,
std::move(on_speak_finished)));
}
void WebTestTtsPlatform::SimulateEndEvent(
int utterance_id,
int len,
OnSpeakFinishedCallback on_speak_finished) {
utterance_id_ = kInvalidUtteranceId;
std::move(on_speak_finished).Run(true);
content::TtsController* controller = content::TtsController::GetInstance();
controller->OnTtsEvent(utterance_id, content::TTS_EVENT_END, len, 0,
std::string());
}
bool WebTestTtsPlatform::StopSpeaking() {
return true;
}
bool WebTestTtsPlatform::IsSpeaking() {
return false;
}
void WebTestTtsPlatform::GetVoices(
std::vector<content::VoiceData>* out_voices) {}
void WebTestTtsPlatform::Pause() {
content::TtsController* controller = content::TtsController::GetInstance();
controller->OnTtsEvent(utterance_id_, content::TTS_EVENT_PAUSE, 0, 0,
std::string());
}
void WebTestTtsPlatform::Resume() {
content::TtsController* controller = content::TtsController::GetInstance();
controller->OnTtsEvent(utterance_id_, content::TTS_EVENT_RESUME, 0, 0,
std::string());
}
void WebTestTtsPlatform::WillSpeakUtteranceWithVoice(
content::TtsUtterance* utterance,
const content::VoiceData& voice_data) {}
std::string WebTestTtsPlatform::GetError() {
return {};
}
void WebTestTtsPlatform::ClearError() {}
void WebTestTtsPlatform::SetError(const std::string& error) {}
void WebTestTtsPlatform::Shutdown() {}
void WebTestTtsPlatform::FinalizeVoiceOrdering(
std::vector<content::VoiceData>& voices) {}
void WebTestTtsPlatform::RefreshVoices() {}
WebTestTtsPlatform::WebTestTtsPlatform() = default;
WebTestTtsPlatform::~WebTestTtsPlatform() = default;
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