Mercurial > hg > orthanc-stone
comparison Deprecated/Applications/Qt/QCairoWidget.h @ 1399:ff8d2e46ac63
moved Applications into Deprecated
author | Alain Mazy <alain@mazy.be> |
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date | Wed, 29 Apr 2020 20:44:31 +0200 |
parents | Applications/Qt/QCairoWidget.h@8a0a62189f46 |
children | 828a9b4ee1b7 |
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1398:c5403d52078c | 1399:ff8d2e46ac63 |
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1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2020 Osimis S.A., Belgium | |
6 * | |
7 * This program is free software: you can redistribute it and/or | |
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. | |
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 | |
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 | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 #pragma once | |
22 | |
23 #include "../../Applications/Generic/NativeStoneApplicationContext.h" | |
24 #include "../../Framework/Wrappers/CairoSurface.h" | |
25 #include "../../Framework/Deprecated/Widgets/IWidget.h" | |
26 | |
27 #include <QWidget> | |
28 #include <memory> | |
29 #include <cassert> | |
30 | |
31 class QCairoWidget : public QWidget | |
32 { | |
33 Q_OBJECT | |
34 | |
35 private: | |
36 class StoneObserver : public OrthancStone::IObserver | |
37 { | |
38 private: | |
39 QCairoWidget& that_; | |
40 | |
41 public: | |
42 StoneObserver(QCairoWidget& that, | |
43 Deprecated::IViewport& viewport, | |
44 OrthancStone::MessageBroker& broker); | |
45 | |
46 void OnViewportChanged(const Deprecated::IViewport::ViewportChangedMessage& message) | |
47 { | |
48 that_.OnViewportChanged(); | |
49 } | |
50 }; | |
51 | |
52 std::unique_ptr<QImage> image_; | |
53 OrthancStone::CairoSurface surface_; | |
54 OrthancStone::NativeStoneApplicationContext* context_; | |
55 std::unique_ptr<StoneObserver> observer_; | |
56 | |
57 protected: | |
58 virtual void paintEvent(QPaintEvent *event); | |
59 | |
60 virtual void resizeEvent(QResizeEvent *event); | |
61 | |
62 virtual void mouseMoveEvent(QMouseEvent *event); | |
63 | |
64 virtual void mousePressEvent(QMouseEvent *event); | |
65 | |
66 virtual void mouseReleaseEvent(QMouseEvent *event); | |
67 | |
68 virtual void wheelEvent(QWheelEvent *event); | |
69 | |
70 virtual void keyPressEvent(QKeyEvent *event); | |
71 | |
72 public: | |
73 explicit QCairoWidget(QWidget *parent); | |
74 | |
75 void SetContext(OrthancStone::NativeStoneApplicationContext& context); | |
76 | |
77 void OnViewportChanged() | |
78 { | |
79 update(); // schedule a repaint (handled by Qt) | |
80 emit ContentChanged(); | |
81 } | |
82 | |
83 signals: | |
84 void ContentChanged(); | |
85 | |
86 public slots: | |
87 | |
88 }; |