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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ASH_ARC_TTS_ARC_TTS_SERVICE_H_
#define CHROME_BROWSER_ASH_ARC_TTS_ARC_TTS_SERVICE_H_
#include <string>
#include "base/memory/raw_ptr.h"
#include "chromeos/ash/experiences/arc/mojom/tts.mojom.h"
#include "components/keyed_service/core/keyed_service.h"
namespace content {
class BrowserContext;
class TtsController;
} // namespace content
namespace arc {
class ArcBridgeService;
// Provides text to speech services and events to Chrome OS via Android's text
// to speech API.
class ArcTtsService : public KeyedService,
public mojom::TtsHost {
public:
// Returns singleton instance for the given BrowserContext,
// or nullptr if the browser |context| is not allowed to use ARC.
static ArcTtsService* GetForBrowserContext(content::BrowserContext* context);
static ArcTtsService* GetForBrowserContextForTesting(
content::BrowserContext* context);
ArcTtsService(content::BrowserContext* context,
ArcBridgeService* bridge_service);
ArcTtsService(const ArcTtsService&) = delete;
ArcTtsService& operator=(const ArcTtsService&) = delete;
~ArcTtsService() override;
// mojom::TtsHost overrides:
void OnTtsEvent(uint32_t id,
mojom::TtsEventType event_type,
uint32_t char_index,
uint32_t length,
const std::string& error_msg) override;
void OnVoicesChanged(std::vector<mojom::TtsVoicePtr> voices) override;
void set_tts_controller_for_testing(content::TtsController* tts_controller) {
tts_controller_ = tts_controller;
}
static void EnsureFactoryBuilt();
private:
const raw_ptr<ArcBridgeService>
arc_bridge_service_; // Owned by ArcServiceManager.
raw_ptr<content::TtsController, DanglingUntriaged> tts_controller_;
};
} // namespace arc
#endif // CHROME_BROWSER_ASH_ARC_TTS_ARC_TTS_SERVICE_H_
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