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annotate Applications/Qt/QCairoWidget.h @ 277:a38465cc909f am-2

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Qt: refresh ok + mouse interaction ok
author am@osimis.io
date Mon, 27 Aug 2018 14:41:49 +0200
parents 5de5699ad570
children 829163c6efc1
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1 #pragma once
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2
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3 #include "../../Framework/Widgets/CairoWidget.h"
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4 #include "../../Applications/Generic/BasicNativeApplicationContext.h"
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5 #include "../../Framework/Viewport/CairoSurface.h"
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6
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7 #include <QWidget>
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8 #include <QGestureEvent>
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9 #include <memory>
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10 #include <cassert>
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11
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12 class QCairoWidget : public QWidget, public OrthancStone::IViewport::IObserver
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13 {
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14 Q_OBJECT
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15
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16 private:
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17 std::auto_ptr<QImage> image_;
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18 OrthancStone::CairoSurface surface_;
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19 OrthancStone::BasicNativeApplicationContext* context_;
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20
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21 protected:
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22 virtual void paintEvent(QPaintEvent *event);
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23
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24 virtual void resizeEvent(QResizeEvent *event);
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26 virtual void mouseMoveEvent(QMouseEvent *event);
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28 virtual void mousePressEvent(QMouseEvent *event);
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30 virtual void mouseReleaseEvent(QMouseEvent *event);
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32 virtual void wheelEvent(QWheelEvent *event);
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34 public:
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35 explicit QCairoWidget(QWidget *parent);
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36
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37 virtual ~QCairoWidget();
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38
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39 void SetContext(OrthancStone::BasicNativeApplicationContext& context);
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40
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41 virtual void OnViewportContentChanged(const OrthancStone::IViewport& /*sceneNotUsed*/)
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42 {
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43 update(); // schedule a repaint (handled by Qt)
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44 emit ContentChanged();
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45 }
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46
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47 signals:
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48
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49 void ContentChanged();
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50
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51 public slots:
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52
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53 };