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touchspot_controller.h
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1 /*
2  * Copyright © 2014 Canonical Ltd.
3  *
4  * This program is free software: you can redistribute it and/or modify it
5  * under the terms of the GNU General Public License version 3,
6  * as published by the Free Software Foundation.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  *
16  * Authored by: Robert Carr <robert.carr@canonical.com>
17  */
18 
19 #ifndef MIR_INPUT_TOUCHSPOT_CONTROLLER_H_
20 #define MIR_INPUT_TOUCHSPOT_CONTROLLER_H_
21 
23 
24 #include <memory>
25 #include <mutex>
26 
27 namespace mir
28 {
29 namespace graphics
30 {
31 class GraphicBufferAllocator;
32 class Buffer;
33 class BufferWriter;
34 class Renderable;
35 }
36 namespace input
37 {
38 class Scene;
39 class TouchspotRenderable;
40 
45 {
46 public:
47  TouchspotController(std::shared_ptr<graphics::GraphicBufferAllocator> const& allocator,
48  std::shared_ptr<graphics::BufferWriter> const& writer,
49  std::shared_ptr<input::Scene> const& scene);
50 
51  virtual ~TouchspotController() = default;
52 
53  void enable() override;
54  void disable() override;
55 
56  void visualize_touches(std::vector<Spot> const& touches) override;
57 
58 protected:
61 
62 private:
63  std::shared_ptr<graphics::Buffer> touchspot_buffer;
64  std::shared_ptr<Scene> scene;
65 
66  std::mutex guard;
67 
68  bool enabled;
69 
70  unsigned int renderables_in_use;
71  std::vector<std::shared_ptr<TouchspotRenderable>> touchspot_renderables;
72 };
73 
74 }
75 }
76 
77 #endif // MIR_INPUT_TOUCHSPOT_CONTROLLER_H_
An interface for listening to a low level stream of touches, in order to provide. ...
Definition: touch_visualizer.h:33
All things Mir.
Definition: aging_buffer.h:24
void enable() override
Definition: touchspot_controller.cpp:160
void visualize_touches(std::vector< Spot > const &touches) override
Definition: touchspot_controller.cpp:120
TouchspotController & operator=(TouchspotController const &)=delete
virtual ~TouchspotController()=default
void disable() override
Definition: touchspot_controller.cpp:166
Receives touchspot events out of the input stack and manages appearance of touchspot renderables for ...
Definition: touchspot_controller.h:44
TouchspotController(std::shared_ptr< graphics::GraphicBufferAllocator > const &allocator, std::shared_ptr< graphics::BufferWriter > const &writer, std::shared_ptr< input::Scene > const &scene)

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Generated on Fri Oct 10 14:07:14 UTC 2014