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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_SPEECH_SPEECH_INPUT_EXTENSION_NOTIFICATION_H_
#define CHROME_BROWSER_SPEECH_SPEECH_INPUT_EXTENSION_NOTIFICATION_H_
#pragma once
#include "base/memory/scoped_ptr.h"
class Extension;
class Profile;
class SkBitmap;
class SkCanvas;
class StatusIcon;
// Manages the notification UI shown when an extension starts recording audio
// for speech recognition.
class SpeechInputExtensionNotification {
public:
explicit SpeechInputExtensionNotification(Profile* profile);
virtual ~SpeechInputExtensionNotification();
void Show(const Extension* extension, bool show_balloon);
void Hide();
void SetVUMeterVolume(float volume);
private:
void DrawVolume(SkCanvas* canvas, const SkBitmap& bitmap, float volume);
void ShowNotificationBalloon(const Extension* extension);
Profile* profile_;
scoped_ptr<SkBitmap> mic_image_;
scoped_ptr<SkBitmap> buffer_image_;
StatusIcon* tray_icon_;
};
#endif // CHROME_BROWSER_SPEECH_SPEECH_INPUT_EXTENSION_NOTIFICATION_H_
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