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display_buffer.h
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1 /*
2  * Copyright © 2013 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: Alexandros Frantzis <alexandros.frantzis@canonical.com>
17  */
18 
19 #ifndef MIR_GRAPHICS_DISPLAY_BUFFER_H_
20 #define MIR_GRAPHICS_DISPLAY_BUFFER_H_
21 
22 #include <mir/geometry/rectangle.h>
23 
24 #include <memory>
25 
26 namespace mir
27 {
28 namespace graphics
29 {
30 
31 class Buffer;
32 
37 {
38 public:
39  virtual ~DisplayBuffer() {}
40 
42  virtual geometry::Rectangle view_area() const = 0;
44  virtual void make_current() = 0;
46  virtual void release_current() = 0;
48  virtual void post_update() = 0;
49 
50  virtual bool can_bypass() const = 0;
51  virtual void post_update(std::shared_ptr<Buffer> /* bypass_buf */) {}
52 
53 protected:
54  DisplayBuffer() = default;
55  DisplayBuffer(DisplayBuffer const& c) = delete;
56  DisplayBuffer& operator=(DisplayBuffer const& c) = delete;
57 };
58 
59 }
60 }
61 
62 #endif /* MIR_GRAPHICS_DISPLAY_BUFFER_H_ */

Copyright © 2012,2013 Canonical Ltd.
Generated on Wed Oct 30 18:52:19 UTC 2013