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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef ASH_COMMON_SYSTEM_CHROMEOS_PALETTE_TOOLS_LASER_POINTER_VIEW_H_ |
| 6 #define ASH_COMMON_SYSTEM_CHROMEOS_PALETTE_TOOLS_LASER_POINTER_VIEW_H_ |
| 7 |
| 8 #include <memory> |
| 9 |
| 10 #include "ash/common/system/chromeos/palette/tools/laser_pointer_points.h" |
| 11 #include "base/macros.h" |
| 12 #include "ui/events/event.h" |
| 13 #include "ui/gfx/animation/linear_animation.h" |
| 14 #include "ui/gfx/geometry/point.h" |
| 15 #include "ui/views/view.h" |
| 16 #include "ui/views/widget/widget.h" |
| 17 |
| 18 namespace ash { |
| 19 |
| 20 // LaserPointerView displays the palette tool laser pointer. It draws the laser |
| 21 // as a point which replaces the mouse cursor, as well as a trail of lines to |
| 22 // help users with tracking the laser. |
| 23 class LaserPointerView : public views::View { |
| 24 public: |
| 25 LaserPointerView(); |
| 26 ~LaserPointerView() override; |
| 27 |
| 28 void SetNewPoints(const LaserPointerPoints& laser_points); |
| 29 void Stop(); |
| 30 |
| 31 private: |
| 32 // view::View overrides; |
| 33 void OnPaint(gfx::Canvas* canvas) override; |
| 34 |
| 35 LaserPointerPoints laser_points_; |
| 36 std::unique_ptr<views::Widget> widget_; |
| 37 |
| 38 DISALLOW_COPY_AND_ASSIGN(LaserPointerView); |
| 39 }; |
| 40 |
| 41 } // namespace ash |
| 42 |
| 43 #endif // ASH_COMMON_SYSTEM_CHROMEOS_PALETTE_TOOLS_LASER_POINTER_VIEW_H_ |
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