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annotate Framework/Viewport/IViewport.h @ 404:ba4ace20454e

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use of MessageBroker in DicomStructureSetSlicer
author Sebastien Jodogne <s.jodogne@gmail.com>
date Sun, 11 Nov 2018 13:02:38 +0100
parents e33659decec5
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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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24 #include "IStatusBar.h"
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25 #include "../StoneEnumerations.h"
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26 #include "../Messages/IObservable.h"
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28 #include <Core/Images/ImageAccessor.h>
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30 namespace OrthancStone
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31 {
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32 class IWidget; // Forward declaration
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33
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34 class IViewport : public IObservable
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35 {
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36 public:
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37 typedef OriginMessage<MessageType_ViewportChanged, IViewport> ViewportChangedMessage;
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38
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39 IViewport(MessageBroker& broker) :
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40 IObservable(broker)
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41 {
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42 }
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44 virtual ~IViewport()
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45 {
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46 }
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48 virtual void FitContent() = 0;
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50 virtual void SetStatusBar(IStatusBar& statusBar) = 0;
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52 virtual void SetSize(unsigned int width,
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53 unsigned int height) = 0;
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55 // The function returns "true" iff. a new frame was rendered
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56 virtual bool Render(Orthanc::ImageAccessor& surface) = 0;
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58 virtual void MouseDown(MouseButton button,
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59 int x,
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60 int y,
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61 KeyboardModifiers modifiers) = 0;
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63 virtual void MouseUp() = 0;
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65 virtual void MouseMove(int x,
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66 int y) = 0;
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68 virtual void MouseEnter() = 0;
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70 virtual void MouseLeave() = 0;
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72 virtual void MouseWheel(MouseWheelDirection direction,
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73 int x,
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74 int y,
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75 KeyboardModifiers modifiers) = 0;
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77 virtual void KeyPressed(KeyboardKeys key,
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78 char keyChar,
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79 KeyboardModifiers modifiers) = 0;
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81 virtual bool HasAnimation() = 0;
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83 virtual void DoAnimation() = 0;
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85 // Should only be called from IWidget
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86 // TODO Why should this be virtual?
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87 virtual void NotifyContentChanged()
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88 {
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89 EmitMessage(ViewportChangedMessage(*this));
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90 }
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91 };
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92 }