Mercurial > hg > orthanc-stone
comparison Framework/Scene2D/CompositorHelper.h @ 585:b9ce24c606ae
TextSceneLayer
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 19 Apr 2019 17:57:58 +0200 |
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584:434ceeb0bcab | 585:b9ce24c606ae |
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1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium | |
6 * | |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #pragma once | |
23 | |
24 #include "Scene2D.h" | |
25 | |
26 namespace OrthancStone | |
27 { | |
28 class CompositorHelper : protected Scene2D::IVisitor | |
29 { | |
30 public: | |
31 class ILayerRenderer : public boost::noncopyable | |
32 { | |
33 public: | |
34 virtual ~ILayerRenderer() | |
35 { | |
36 } | |
37 | |
38 virtual void Render(const AffineTransform2D& transform) = 0; | |
39 | |
40 // "Update()" is only called if the type of the layer has not changed | |
41 virtual void Update(const ISceneLayer& layer) = 0; | |
42 }; | |
43 | |
44 class IRendererFactory : public boost::noncopyable | |
45 { | |
46 public: | |
47 virtual ~IRendererFactory() | |
48 { | |
49 } | |
50 | |
51 virtual ILayerRenderer* Create(const ISceneLayer& layer) = 0; | |
52 }; | |
53 | |
54 private: | |
55 class Item; | |
56 | |
57 typedef std::map<int, Item*> Content; | |
58 | |
59 Scene2D& scene_; | |
60 IRendererFactory& factory_; | |
61 Content content_; | |
62 AffineTransform2D sceneTransform_; | |
63 | |
64 protected: | |
65 virtual void Visit(const ISceneLayer& layer, | |
66 int depth); | |
67 | |
68 public: | |
69 CompositorHelper(Scene2D& scene, | |
70 IRendererFactory& factory) : | |
71 scene_(scene), | |
72 factory_(factory) | |
73 { | |
74 } | |
75 | |
76 ~CompositorHelper(); | |
77 | |
78 void Refresh(unsigned int canvasWidth, | |
79 unsigned int canvasHeight); | |
80 }; | |
81 } |