blob: 415da003dbf61c52e65a1d3a7eef44fd88d65c80 [file] [log] [blame]
// Copyright 2019 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <fuchsia/accessibility/tts/cpp/fidl.h>
#include <lib/fidl/cpp/binding_set.h>
#include <lib/sys/cpp/component_context.h>
namespace a11y {
// A simple Engine implementation to log incoming requests.
// this simple Engine after registration with Tts manager, only logs incoming
// speech requests. It is used temporary mostly for debugging purposes until a
// real Tts Engine is implemented.
class LogEngine : public fuchsia::accessibility::tts::Engine {
// On construction, this class registers as an Engine with
// fuchsia.accessibility.tts.TtsManager service.
explicit LogEngine(sys::ComponentContext* startup_context);
~LogEngine() = default;
// |fuchsia.accessibility.tts.Engine|
void Enqueue(fuchsia::accessibility::tts::Utterance utterance, EnqueueCallback callback) override;
// |fuchsia.accessibility.tts.Engine|
void Speak(SpeakCallback callback) override;
// |fuchsia.accessibility.tts.Engine|
void Cancel(CancelCallback callback) override;
// Holds all utterances added via Enqueue(). Gets cleared whenever Speak() is
// called.
std::vector<fuchsia::accessibility::tts::Utterance> utterances_;
// Bindings to the service implemented by this class.
fidl::BindingSet<fuchsia::accessibility::tts::Engine> bindings_;
// Client-side of the Tts registry interface.
fuchsia::accessibility::tts::EngineRegistryPtr registry_;
} // namespace a11y