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scene_element.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: Alexandros Frantzis <alexandros.frantzis@canonical.com>
17  */
18 
19 #ifndef MIR_COMPOSITOR_SCENE_ELEMENT_H_
20 #define MIR_COMPOSITOR_SCENE_ELEMENT_H_
21 
23 #include <memory>
24 
25 namespace mir
26 {
27 namespace graphics
28 {
29 class Renderable;
30 }
31 namespace compositor
32 {
33 
35 {
36 public:
37  virtual ~SceneElement() = default;
38 
39  virtual std::shared_ptr<graphics::Renderable> renderable() const = 0;
40  virtual void rendered_in(CompositorID cid) = 0;
41  virtual void occluded_in(CompositorID cid) = 0;
42 
43  // Query whether the SceneElement represents a window-surface, which at the discretion of the compositor
44  // may be eligible for window decoration.
45  virtual bool is_a_surface() const = 0;
46 
47 protected:
48  SceneElement() = default;
49  SceneElement(SceneElement const&) = delete;
50  SceneElement& operator=(SceneElement const&) = delete;
51 };
52 
53 }
54 }
55 
56 #endif // MIR_COMPOSITOR_SCENE_ELEMENT_H_
All things Mir.
Definition: aging_buffer.h:24
virtual std::shared_ptr< graphics::Renderable > renderable() const =0
SceneElement & operator=(SceneElement const &)=delete
virtual void occluded_in(CompositorID cid)=0
virtual ~SceneElement()=default
virtual void rendered_in(CompositorID cid)=0
void const * CompositorID
Definition: compositor_id.h:27
virtual bool is_a_surface() const =0
Definition: scene_element.h:34

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