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display.h
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1 /*
2  * Copyright © 2012 Canonical Ltd.
3  *
4  * This program is free software: you can redistribute it and/or modify it
5  * under the terms of the GNU Lesser 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 Lesser General Public License for more details.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  *
16  * Authored by: Kevin DuBois <kevin.dubois@canonical.com>
17  */
18 
19 #ifndef MIR_GRAPHICS_ANDROID_DISPLAY_H_
20 #define MIR_GRAPHICS_ANDROID_DISPLAY_H_
21 
22 #include "mir/graphics/display.h"
23 #include "gl_context.h"
24 
25 #include <memory>
26 #include <mutex>
27 
28 namespace mir
29 {
30 namespace graphics
31 {
32 
33 class DisplayReport;
34 class GLConfig;
35 class GLProgramFactory;
36 
37 namespace android
38 {
39 class DisplayBuilder;
40 class DisplaySupportProvider;
41 class ConfigurableDisplayBuffer;
42 
43 class Display : public graphics::Display
44 {
45 public:
46  explicit Display(std::shared_ptr<DisplayBuilder> const& display_builder,
47  std::shared_ptr<GLProgramFactory> const& gl_program_factory,
48  std::shared_ptr<GLConfig> const& gl_config,
49  std::shared_ptr<DisplayReport> const& display_report);
50 
51  void for_each_display_buffer(std::function<void(graphics::DisplayBuffer&)> const& f);
52 
53  std::unique_ptr<graphics::DisplayConfiguration> configuration() const override;
54  void configure(graphics::DisplayConfiguration const&) override;
55 
57  EventHandlerRegister& handlers,
58  DisplayConfigurationChangeHandler const& conf_change_handler);
59 
61  EventHandlerRegister& handlers,
62  DisplayPauseHandler const& pause_handler,
63  DisplayResumeHandler const& resume_handler);
64 
65  void pause();
66  void resume();
67 
68  std::shared_ptr<Cursor> create_hardware_cursor(std::shared_ptr<CursorImage> const& initial_image);
69  std::unique_ptr<graphics::GLContext> create_gl_context();
70 
71 private:
72  std::shared_ptr<DisplayBuilder> const display_builder;
73  PbufferGLContext gl_context;
74  mutable std::mutex configuration_mutex;
75 
76  //we only have a primary display at the moment
77  std::unique_ptr<ConfigurableDisplayBuffer> const display_buffer;
78 };
79 
80 }
81 }
82 }
83 #endif /* MIR_GRAPHICS_ANDROID_DISPLAY_H_ */
All things Mir.
Definition: aging_buffer.h:24
Interface to an output framebuffer.
Definition: display_buffer.h:38
std::unique_ptr< graphics::DisplayConfiguration > configuration() const override
Gets a copy of the current output configuration.
Definition: display.cpp:59
std::function< bool()> DisplayResumeHandler
Definition: display.h:39
Definition: gl_context.h:64
std::function< bool()> DisplayPauseHandler
Definition: display.h:36
Definition: display.h:43
std::unique_ptr< graphics::GLContext > create_gl_context()
Creates a GLContext object that shares resources with the Display's GL context.
Definition: display.cpp:109
void for_each_display_buffer(std::function< void(graphics::DisplayBuffer &)> const &f)
void register_pause_resume_handlers(EventHandlerRegister &handlers, DisplayPauseHandler const &pause_handler, DisplayResumeHandler const &resume_handler)
Registers handlers for pausing and resuming the display subsystem.
Definition: display.cpp:89
Definition: android_input_receiver.h:32
void register_configuration_change_handler(EventHandlerRegister &handlers, DisplayConfigurationChangeHandler const &conf_change_handler)
Registers a handler for display configuration changes.
Definition: display.cpp:83
void pause()
Pauses the display.
Definition: display.cpp:96
void resume()
Resumes the display.
Definition: display.cpp:100
Interface to the display subsystem.
Definition: display.h:45
std::function< void()> DisplayConfigurationChangeHandler
Definition: display.h:40
Interface to a configuration of display cards and outputs.
Definition: display_configuration.h:159
std::shared_ptr< Cursor > create_hardware_cursor(std::shared_ptr< CursorImage > const &initial_image)
Create a hardware cursor object.
Definition: event_handler_register.h:31
void configure(graphics::DisplayConfiguration const &) override
Sets a new output configuration.
Definition: display.cpp:67

Copyright © 2012,2013 Canonical Ltd.
Generated on Fri Oct 10 14:07:14 UTC 2014