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comparison Framework/Scene2D/Scene2D.h @ 582:e36e69a380a5

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Scene2D
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 19 Apr 2019 16:43:08 +0200
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children 6129b1e5ba42
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581:d933fc19214a 582:e36e69a380a5
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 "ISceneLayer.h"
25 #include "../Toolbox/AffineTransform2D.h"
26
27 #include <map>
28
29 namespace OrthancStone
30 {
31 class Scene2D : public boost::noncopyable
32 {
33 public:
34 class IVisitor : public boost::noncopyable
35 {
36 public:
37 virtual ~IVisitor()
38 {
39 }
40
41 virtual void Visit(const ISceneLayer& layer,
42 int depth) = 0;
43 };
44
45 private:
46 typedef std::map<int, ISceneLayer*> Content;
47
48 Content content_;
49
50 AffineTransform2D sceneToCanvas_;
51 AffineTransform2D canvasToScene_;
52
53 Scene2D(const Scene2D& other);
54
55 public:
56 Scene2D()
57 {
58 }
59
60 ~Scene2D();
61
62 Scene2D* Clone() const
63 {
64 return new Scene2D(*this);
65 }
66
67 void SetLayer(int depth,
68 ISceneLayer* layer); // Takes ownership
69
70 void DeleteLayer(int depth);
71
72 void Apply(IVisitor& visitor);
73
74 const AffineTransform2D& GetSceneToCanvasTransform() const
75 {
76 return sceneToCanvas_;
77 }
78
79 const AffineTransform2D& GetCanvasToSceneTransform() const
80 {
81 return canvasToScene_;
82 }
83
84 void SetSceneToCanvasTransform(const AffineTransform2D& transform);
85
86 void FitContent(unsigned int canvasWidth,
87 unsigned int canvasHeight);
88 };
89 }