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comparison OrthancStone/Sources/Scene2D/Internals/CompositorHelper.h @ 1512:244ad1e4e76a

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reorganization of folders
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 07 Jul 2020 16:21:02 +0200
parents Framework/Scene2D/Internals/CompositorHelper.h@7ec8fea061b9
children 85e117739eca
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1511:9dfeee74c1e6 1512:244ad1e4e76a
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2020 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 #include "../ScenePoint2D.h"
26 #include <boost/noncopyable.hpp>
27
28 #include <map>
29
30 namespace OrthancStone
31 {
32 namespace Internals
33 {
34 class CompositorHelper : protected Scene2D::IVisitor
35 {
36 public:
37 class ILayerRenderer : public boost::noncopyable
38 {
39 public:
40 virtual ~ILayerRenderer()
41 {
42 }
43
44 virtual void Render(const AffineTransform2D& transform,
45 unsigned int canvasWidth,
46 unsigned int canvasHeight) = 0;
47
48 // "Update()" is only called if the type of the layer has not changed
49 virtual void Update(const ISceneLayer& layer) = 0;
50 };
51
52 class IRendererFactory : public boost::noncopyable
53 {
54 public:
55 virtual ~IRendererFactory()
56 {
57 }
58
59 virtual ILayerRenderer* Create(const ISceneLayer& layer) = 0;
60 };
61
62 private:
63 class Item;
64
65 typedef std::map<int, Item*> Content;
66
67 IRendererFactory& factory_;
68 Content content_;
69 const Scene2D* lastScene_; // This is only a safeguard, don't use it!
70
71 // Only valid during a call to Refresh()
72 AffineTransform2D sceneTransform_;
73 unsigned int canvasWidth_;
74 unsigned int canvasHeight_;
75
76 protected:
77 virtual void Visit(const Scene2D& scene,
78 const ISceneLayer& layer,
79 uint64_t layerIdentifier,
80 int depth);
81
82 public:
83 CompositorHelper(IRendererFactory& factory) :
84 factory_(factory),
85 lastScene_(NULL)
86 {
87 }
88
89 ~CompositorHelper();
90
91 void Refresh(const Scene2D& scene,
92 unsigned int canvasWidth,
93 unsigned int canvasHeight);
94 };
95 }
96 }