OLD | NEW |
(Empty) | |
| 1 // Copyright 2017 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 SERVICES_UI_DEMO_WINDOW_TREE_DATA_H_ |
| 6 #define SERVICES_UI_DEMO_WINDOW_TREE_DATA_H_ |
| 7 |
| 8 #include "base/memory/ptr_util.h" |
| 9 #include "base/timer/timer.h" |
| 10 |
| 11 namespace aura { |
| 12 class Window; |
| 13 class WindowTreeHostMus; |
| 14 } // namespace aura |
| 15 |
| 16 namespace aura_extra { |
| 17 class ImageWindowDelegate; |
| 18 } // namespace aura_extra |
| 19 |
| 20 namespace ui { |
| 21 namespace demo { |
| 22 |
| 23 class WindowTreeData { |
| 24 public: |
| 25 explicit WindowTreeData(int square_size); |
| 26 ~WindowTreeData(); |
| 27 |
| 28 // Initializes the window tree host and start drawing frames. |
| 29 void Init(std::unique_ptr<aura::WindowTreeHostMus> window_tree_host); |
| 30 bool IsInitialized() const { return !!window_tree_host_; } |
| 31 |
| 32 private: |
| 33 // Draws one frame, incrementing the rotation angle. |
| 34 void DrawFrame(); |
| 35 |
| 36 // Helper function to retrieve the window to which we draw the bitmap. |
| 37 aura::Window* bitmap_window(); |
| 38 |
| 39 // The Window tree host corresponding to this data. |
| 40 std::unique_ptr<aura::WindowTreeHostMus> window_tree_host_; |
| 41 |
| 42 // Destroys itself when the window gets destroyed. |
| 43 aura_extra::ImageWindowDelegate* window_delegate_ = nullptr; |
| 44 |
| 45 // Timer for calling DrawFrame(). |
| 46 base::RepeatingTimer timer_; |
| 47 |
| 48 // Current rotation angle for drawing. |
| 49 double angle_ = 0.0; |
| 50 |
| 51 // Size in pixels of the square to draw. |
| 52 const int square_size_; |
| 53 |
| 54 DISALLOW_COPY_AND_ASSIGN(WindowTreeData); |
| 55 }; |
| 56 |
| 57 } // namespace demo |
| 58 } // namespace ui |
| 59 |
| 60 #endif // SERVICES_UI_DEMO_WINDOW_TREE_DATA_H_ |
OLD | NEW |