Mercurial > hg > orthanc-stone

comparison Resources/Graveyard/Deprecated/Applications/Qt/QCairoWidget.h @ 1503:553084468225

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moving /Deprecated/ to /Resources/Graveyard/Deprecated/
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 30 Jun 2020 11:38:13 +0200
parents Deprecated/Applications/Qt/QCairoWidget.h@828a9b4ee1b7
children
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1502:e5729dab3f67 1503:553084468225
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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 };