Mercurial > hg > orthanc-stone
annotate Framework/Widgets/WorldSceneWidget.h @ 331:7ccf919faff0 am-2
simplify WorldSceneWidget
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 17 Oct 2018 15:18:48 +0200 |
| parents | 7a364e44fbb4 |
| children | 50e5ec1bdd46 |
| rev | line source |
|---|---|
| 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) 2017-2018 Osimis S.A., 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. | |
| 281 | 16 * |
| 47 | 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 | |
|
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27 #include "../Toolbox/ObserversRegistry.h" |
| 0 | 28 #include "../Toolbox/ViewportGeometry.h" |
| 29 | |
| 30 namespace OrthancStone | |
| 31 { | |
| 32 class WorldSceneWidget : public CairoWidget | |
| 33 { | |
| 34 public: | |
| 281 | 35 class PanMouseTracker : public IMouseTracker |
| 36 { | |
| 37 private: | |
| 38 WorldSceneWidget& that_; | |
| 39 double previousPanX_; | |
| 40 double previousPanY_; | |
| 41 double downX_; | |
| 42 double downY_; | |
| 43 | |
| 44 public: | |
| 45 PanMouseTracker(WorldSceneWidget& that, int x, int y); | |
| 46 | |
| 47 virtual void Render(Orthanc::ImageAccessor& surface) {} | |
| 48 | |
| 49 virtual void MouseUp() {} | |
| 50 | |
| 51 virtual void MouseMove(int x, int y); | |
| 52 }; | |
| 53 | |
| 54 class ZoomMouseTracker : public IMouseTracker | |
| 55 { | |
| 56 private: | |
| 57 WorldSceneWidget& that_; | |
| 58 int downX_; | |
| 59 int downY_; | |
| 60 double centerX_; | |
| 61 double centerY_; | |
| 62 double oldZoom_; | |
| 63 | |
| 64 public: | |
| 65 ZoomMouseTracker(WorldSceneWidget& that, int x, int y); | |
| 66 | |
| 67 void Render(Orthanc::ImageAccessor& surface) {} | |
| 68 | |
| 69 virtual void MouseUp() {} | |
| 70 | |
| 71 virtual void MouseMove(int x, int y); | |
| 72 }; | |
| 73 | |
| 0 | 74 private: |
| 75 class SceneMouseTracker; | |
| 76 | |
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77 ViewportGeometry view_; |
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78 IWorldSceneInteractor* interactor_; |
| 0 | 79 |
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80 protected: |
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81 virtual Extent2D GetSceneExtent() = 0; |
| 0 | 82 |
| 83 virtual bool RenderScene(CairoContext& context, | |
| 84 const ViewportGeometry& view) = 0; | |
| 85 | |
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86 // From CairoWidget |
| 0 | 87 virtual bool RenderCairo(CairoContext& context); |
| 88 | |
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89 // From CairoWidget |
| 0 | 90 virtual void RenderMouseOverCairo(CairoContext& context, |
| 91 int x, | |
| 92 int y); | |
| 93 | |
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94 void SetSceneExtent(ViewportGeometry& geometry); |
| 0 | 95 |
| 96 public: | |
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97 WorldSceneWidget(const std::string& name) : |
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98 CairoWidget(name), |
| 0 | 99 interactor_(NULL) |
| 100 { | |
| 101 } | |
| 102 | |
| 103 void SetInteractor(IWorldSceneInteractor& interactor); | |
| 104 | |
| 105 void SetView(const ViewportGeometry& view); | |
| 106 | |
| 107 ViewportGeometry GetView(); | |
| 108 | |
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109 virtual void SetSize(unsigned int width, |
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110 unsigned int height); |
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111 |
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112 virtual void FitContent(); |
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113 |
| 0 | 114 virtual IMouseTracker* CreateMouseTracker(MouseButton button, |
| 115 int x, | |
| 116 int y, | |
| 117 KeyboardModifiers modifiers); | |
| 118 | |
| 119 virtual void MouseWheel(MouseWheelDirection direction, | |
| 120 int x, | |
| 121 int y, | |
| 122 KeyboardModifiers modifiers); | |
| 123 | |
| 327 | 124 virtual void KeyPressed(KeyboardKeys key, |
| 125 char keyChar, | |
| 0 | 126 KeyboardModifiers modifiers); |
| 127 }; | |
| 128 } |