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// Copyright (c) 2012 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 ASH_APP_LIST_VIEWS_PULSING_BLOCK_VIEW_H_
#define ASH_APP_LIST_VIEWS_PULSING_BLOCK_VIEW_H_
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "base/timer/timer.h"
#include "ui/views/view.h"
namespace gfx {
class Size;
}
namespace ash {
// PulsingBlockView shows a pulsing white block via layer animation.
class PulsingBlockView : public views::View {
public:
// Constructs a PulsingBlockView of |size|. If |start_delay| is true,
// starts the pulsing animation after a random delay.
PulsingBlockView(const gfx::Size& size, bool start_delay);
~PulsingBlockView() override;
// views::View:
const char* GetClassName() const override;
private:
void OnStartDelayTimer();
// views::View overrides:
void OnPaint(gfx::Canvas* canvas) override;
base::OneShotTimer start_delay_timer_;
DISALLOW_COPY_AND_ASSIGN(PulsingBlockView);
};
} // namespace ash
#endif // ASH_APP_LIST_VIEWS_PULSING_BLOCK_VIEW_H_