Mercurial > hg > orthanc-stone
annotate Framework/Widgets/WorldSceneWidget.h @ 58:468c48eaa01c wasm
refactoring
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 03 May 2017 17:35:52 +0200 |
parents | f0f354a97581 |
children | d2adc6189a95 |
rev | line source |
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0 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017 Osimis, Belgium |
0 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
47 | 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. | |
0 | 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 | |
47 | 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 | |
0 | 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
19 **/ | |
20 | |
21 | |
22 #pragma once | |
23 | |
24 #include "CairoWidget.h" | |
25 #include "IWorldSceneInteractor.h" | |
26 | |
27 #include "../Toolbox/ViewportGeometry.h" | |
28 | |
29 namespace OrthancStone | |
30 { | |
31 class WorldSceneWidget : public CairoWidget | |
32 { | |
33 public: | |
34 class IWorldObserver : public boost::noncopyable | |
35 { | |
36 public: | |
37 virtual ~IWorldObserver() | |
38 { | |
39 } | |
40 | |
41 virtual void NotifySizeChange(const WorldSceneWidget& source, | |
42 ViewportGeometry& view) = 0; // Can be tuned by the observer | |
43 | |
44 virtual void NotifyViewChange(const WorldSceneWidget& source, | |
45 const ViewportGeometry& view) = 0; | |
46 }; | |
47 | |
48 private: | |
49 struct ViewChangeFunctor; | |
50 struct SizeChangeFunctor; | |
51 | |
52 class SceneMouseTracker; | |
53 class PanMouseTracker; | |
54 class ZoomMouseTracker; | |
55 | |
56 typedef ObserversRegistry<WorldSceneWidget, IWorldObserver> Observers; | |
57 | |
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58 ViewportGeometry view_; |
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59 Observers observers_; |
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60 IWorldSceneInteractor* interactor_; |
0 | 61 |
62 | |
63 protected: | |
58 | 64 virtual void GetSceneExtent(double& x1, |
65 double& y1, | |
66 double& x2, | |
67 double& y2) = 0; | |
68 | |
0 | 69 virtual bool RenderScene(CairoContext& context, |
70 const ViewportGeometry& view) = 0; | |
71 | |
72 virtual bool RenderCairo(CairoContext& context); | |
73 | |
74 virtual void RenderMouseOverCairo(CairoContext& context, | |
75 int x, | |
76 int y); | |
77 | |
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78 void SetSceneExtent(ViewportGeometry& geometry); |
0 | 79 |
80 public: | |
81 WorldSceneWidget() : | |
82 interactor_(NULL) | |
83 { | |
84 } | |
85 | |
86 using WidgetBase::Register; | |
87 using WidgetBase::Unregister; | |
88 | |
89 void Register(IWorldObserver& observer) | |
90 { | |
91 observers_.Register(observer); | |
92 } | |
93 | |
94 void Unregister(IWorldObserver& observer) | |
95 { | |
96 observers_.Unregister(observer); | |
97 } | |
98 | |
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99 virtual SliceGeometry GetSlice() |
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100 { |
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101 return SliceGeometry(); |
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102 } |
0 | 103 |
104 virtual void SetSize(unsigned int width, | |
105 unsigned int height); | |
106 | |
107 void SetInteractor(IWorldSceneInteractor& interactor); | |
108 | |
109 virtual void Start(); | |
110 | |
111 void SetDefaultView(); | |
112 | |
113 void SetView(const ViewportGeometry& view); | |
114 | |
115 ViewportGeometry GetView(); | |
116 | |
117 virtual IMouseTracker* CreateMouseTracker(MouseButton button, | |
118 int x, | |
119 int y, | |
120 KeyboardModifiers modifiers); | |
121 | |
122 virtual void RenderSceneMouseOver(CairoContext& context, | |
123 const ViewportGeometry& view, | |
124 double x, | |
125 double y); | |
126 | |
127 virtual IWorldSceneMouseTracker* CreateMouseSceneTracker(const ViewportGeometry& view, | |
128 MouseButton button, | |
129 double x, | |
130 double y, | |
131 KeyboardModifiers modifiers); | |
132 | |
133 virtual void MouseWheel(MouseWheelDirection direction, | |
134 int x, | |
135 int y, | |
136 KeyboardModifiers modifiers); | |
137 | |
138 virtual void KeyPressed(char key, | |
139 KeyboardModifiers modifiers); | |
140 }; | |
141 } |