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82 lines
1.7 KiB
C++
82 lines
1.7 KiB
C++
#ifndef PATHITEM_H
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#define PATHITEM_H
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#include <QGraphicsObject>
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#include <QPen>
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#include "data/path.h"
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#include "markeritem.h"
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#include "units.h"
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#include "graphicsscene.h"
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class Map;
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class PathTickItem;
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class PathItem : public QObject, public GraphicsItem
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{
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Q_OBJECT
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public:
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PathItem(const Path &path, Map *map, QGraphicsItem *parent = 0);
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virtual ~PathItem() {}
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QPainterPath shape() const {return _shape;}
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QRectF boundingRect() const {return _shape.boundingRect();}
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void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
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QWidget *widget);
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const Path &path() const {return _path;}
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void setMap(Map *map);
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void setUnits(Units units);
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void setColor(const QColor &color);
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void setWidth(qreal width);
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void setStyle(Qt::PenStyle style);
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void setDigitalZoom(int zoom);
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void setMarkerColor(const QColor &color);
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void showMarker(bool show);
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void showTicks(bool show);
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public slots:
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void moveMarker(qreal distance);
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void hover(bool hover);
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signals:
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void selected(bool);
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protected:
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void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
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void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
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void mousePressEvent(QGraphicsSceneMouseEvent *event);
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Units _units;
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private:
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const PathSegment *segment(qreal x) const;
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QPointF position(qreal distance) const;
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void updatePainterPath();
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void updateShape();
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void addSegment(const Coordinates &c1, const Coordinates &c2);
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qreal xInM() const;
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unsigned tickSize() const;
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void updateTicks();
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Path _path;
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Map *_map;
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qreal _markerDistance;
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int _digitalZoom;
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qreal _width;
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QPen _pen;
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QPainterPath _shape;
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QPainterPath _painterPath;
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bool _showMarker;
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bool _showTicks;
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MarkerItem *_marker;
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QVector<PathTickItem*> _ticks;
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};
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#endif // PATHITEM_H
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