Last change
on this file since 4139 was 3291, checked in by weber, 13 years ago |
Scaling site distribution map from caster sourcetable contents
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File size:
1.1 KB
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[2795] | 1 |
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| 2 | #ifndef BNCMAPVIEW_H
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| 3 | #define BNCMAPVIEW_H
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| 4 |
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| 5 | #include <QGraphicsView>
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| 6 | #include <QGraphicsRectItem>
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[3291] | 7 | #include <iostream>
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[2795] | 8 |
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| 9 | class BncMapView : public QGraphicsView
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| 10 | {
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| 11 | Q_OBJECT;
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| 12 |
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| 13 | public:
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| 14 | BncMapView(QWidget* parent = NULL);
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[3291] | 15 |
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| 16 | virtual void resetScale();
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| 17 | virtual void zoom(qreal scale);
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| 18 |
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| 19 | double scale(){ return _scale; }
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| 20 | double scale_curr(){ return _scCur; }
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| 21 | double scale_rate(){ return _scale/_scCur; }
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| 22 |
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[2795] | 23 |
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| 24 | protected:
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| 25 | QPointF _currentCenterPoint; // centerpoint for for panning and zooming
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| 26 | QPoint _lastPanPoint; // from panning the view
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| 27 | void SetCenter(const QPointF& centerPoint); // set the current centerpoint in the
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| 28 |
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| 29 | QPointF GetCenter(){ return _currentCenterPoint; }
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| 30 |
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| 31 | virtual void mousePressEvent(QMouseEvent* event);
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| 32 | virtual void mouseReleaseEvent(QMouseEvent* event);
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| 33 | virtual void mouseMoveEvent(QMouseEvent* event);
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| 34 | virtual void wheelEvent(QWheelEvent* event);
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| 35 | virtual void resizeEvent(QResizeEvent* event);
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[3291] | 36 |
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| 37 | private:
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| 38 | double _scale; // scale
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| 39 | double _scCur; // current relative scale
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[2795] | 40 | };
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| 41 |
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[2803] | 42 | #endif
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