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// Copyright (c) 2010 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_CHROMEOS_LOGIN_USER_IMAGE_VIEW_H_
#define CHROME_BROWSER_CHROMEOS_LOGIN_USER_IMAGE_VIEW_H_
#pragma once
#include "views/controls/button/button.h"
#include "views/view.h"
class SkBitmap;
namespace views {
class ImageButton;
class ImageView;
class Label;
class NativeButton;
} // namespace views
namespace chromeos {
// View used for selecting user image.
class UserImageView : public views::View,
public views::ButtonListener {
public:
// Delegate class to get notifications from the view.
class Delegate {
public:
virtual ~Delegate() {}
// Called if user accepts the selected image. The image is passed as a
// parameter.
virtual void OnOK(const SkBitmap& image) = 0;
// Called if user decides to skip image selection screen.
virtual void OnSkip() = 0;
};
explicit UserImageView(Delegate* delegate);
virtual ~UserImageView();
// Initializes this view, its children and layout.
void Init();
// Updates image from camera.
void UpdateVideoFrame(const SkBitmap& frame);
// Overridden from views::View:
virtual gfx::Size GetPreferredSize();
// Overridden from views::ButtonListener.
virtual void ButtonPressed(views::Button* sender, const views::Event& event);
protected:
// views::View overrides:
virtual void ViewHierarchyChanged(bool is_add,
views::View* parent,
views::View* child);
private:
// Initializes layout manager for this view.
void InitLayout();
views::Label* title_label_;
views::NativeButton* ok_button_;
views::NativeButton* skip_button_;
views::ImageButton* snapshot_button_;
views::ImageView* user_image_;
// Notifications receiver.
Delegate* delegate_;
// Indicates that we're in capturing mode. When |false|, new video frames
// are not shown to user if received.
bool is_capturing_;
// Last frame that was received from the camera in its original resolution.
scoped_ptr<SkBitmap> last_frame_;
DISALLOW_COPY_AND_ASSIGN(UserImageView);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_LOGIN_USER_IMAGE_VIEW_H_
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