Mercurial > hg > orthanc-stone
annotate Applications/Qt/QCairoWidget.h @ 510:97a16b694321 bgo-commands-codegen
Fixes for API changes related to message passing
author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Wed, 06 Mar 2019 18:26:35 +0100 |
parents | b70e9be013e4 |
children | fe938bddb932 |
rev | line source |
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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 4 * Department, University Hospital of Liege, Belgium |
439 | 5 * Copyright (C) 2017-2019 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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20 |
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21 #pragma once |
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22 |
291 | 23 #include "../../Applications/Generic/NativeStoneApplicationContext.h" |
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24 #include "../../Framework/Viewport/CairoSurface.h" |
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25 #include "../../Framework/Widgets/IWidget.h" |
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26 |
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27 #include <QWidget> |
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28 #include <memory> |
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29 #include <cassert> |
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30 |
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31 class QCairoWidget : public QWidget |
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32 { |
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33 Q_OBJECT |
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34 |
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35 private: |
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36 class StoneObserver : public OrthancStone::IObserver |
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37 { |
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38 private: |
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39 QCairoWidget& that_; |
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40 |
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41 public: |
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42 StoneObserver(QCairoWidget& that, |
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43 OrthancStone::IViewport& viewport, |
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44 OrthancStone::MessageBroker& broker); |
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45 |
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46 void OnViewportChanged(const OrthancStone::IViewport::ViewportChangedMessage& message) |
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47 { |
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48 that_.OnViewportChanged(); |
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49 } |
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50 }; |
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51 |
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52 std::auto_ptr<QImage> image_; |
277 | 53 OrthancStone::CairoSurface surface_; |
291 | 54 OrthancStone::NativeStoneApplicationContext* context_; |
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55 std::auto_ptr<StoneObserver> observer_; |
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56 |
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57 protected: |
277 | 58 virtual void paintEvent(QPaintEvent *event); |
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59 |
277 | 60 virtual void resizeEvent(QResizeEvent *event); |
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61 |
277 | 62 virtual void mouseMoveEvent(QMouseEvent *event); |
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63 |
277 | 64 virtual void mousePressEvent(QMouseEvent *event); |
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65 |
277 | 66 virtual void mouseReleaseEvent(QMouseEvent *event); |
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67 |
277 | 68 virtual void wheelEvent(QWheelEvent *event); |
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69 |
284 | 70 virtual void keyPressEvent(QKeyEvent *event); |
71 | |
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72 public: |
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73 explicit QCairoWidget(QWidget *parent); |
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74 |
291 | 75 void SetContext(OrthancStone::NativeStoneApplicationContext& context); |
277 | 76 |
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77 void OnViewportChanged() |
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78 { |
277 | 79 update(); // schedule a repaint (handled by Qt) |
80 emit ContentChanged(); | |
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81 } |
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82 |
277 | 83 signals: |
84 void ContentChanged(); | |
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85 |
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86 public slots: |
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87 |
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88 }; |