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annotate Framework/Widgets/WorldSceneWidget.h @ 403:99e31898910e

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IObservable.cpp
author Sebastien Jodogne <s.jodogne@gmail.com>
date Sun, 11 Nov 2018 12:13:31 +0100
parents 08683537a227
children b70e9be013e4
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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22 #pragma once
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23
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24 #include "CairoWidget.h"
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25 #include "IWorldSceneInteractor.h"
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27 #include "../Toolbox/ViewportGeometry.h"
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29 namespace OrthancStone
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30 {
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31 class WorldSceneWidget : public CairoWidget
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32 {
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33 private:
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34 class SceneMouseTracker;
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35
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36 ViewportGeometry view_;
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37 IWorldSceneInteractor* interactor_;
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38 bool hasDefaultMouseEvents_;
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40 protected:
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41 virtual Extent2D GetSceneExtent() = 0;
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43 virtual bool RenderScene(CairoContext& context,
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44 const ViewportGeometry& view) = 0;
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46 // From CairoWidget
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47 virtual bool RenderCairo(CairoContext& context);
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49 // From CairoWidget
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50 virtual void RenderMouseOverCairo(CairoContext& context,
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51 int x,
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52 int y);
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54 void SetSceneExtent(ViewportGeometry& geometry);
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56 public:
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57 WorldSceneWidget(const std::string& name) :
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58 CairoWidget(name),
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59 interactor_(NULL),
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60 hasDefaultMouseEvents_(true)
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61 {
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62 }
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64 void SetDefaultMouseEvents(bool value)
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65 {
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66 hasDefaultMouseEvents_ = value;
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67 }
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69 bool HasDefaultMouseEvents() const
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70 {
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71 return hasDefaultMouseEvents_;
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72 }
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74 void SetInteractor(IWorldSceneInteractor& interactor);
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76 void SetView(const ViewportGeometry& view);
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78 const ViewportGeometry& GetView() const
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79 {
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80 return view_;
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81 }
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83 virtual void SetSize(unsigned int width,
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84 unsigned int height);
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85
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86 virtual void FitContent();
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87
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88 virtual IMouseTracker* CreateMouseTracker(MouseButton button,
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89 int x,
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90 int y,
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91 KeyboardModifiers modifiers);
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93 virtual void MouseWheel(MouseWheelDirection direction,
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94 int x,
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95 int y,
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96 KeyboardModifiers modifiers);
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97
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98 virtual void KeyPressed(KeyboardKeys key,
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99 char keyChar,
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100 KeyboardModifiers modifiers);
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101 };
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102 }