mirror of
https://github.com/tumic0/GPXSee.git
synced 2024-10-06 23:03:22 +02:00
80 lines
1.7 KiB
C++
80 lines
1.7 KiB
C++
#ifndef GRAPHITEM_H
|
|
#define GRAPHITEM_H
|
|
|
|
#include <QGraphicsObject>
|
|
#include <QPen>
|
|
#include "data/graph.h"
|
|
#include "units.h"
|
|
#include "graphicsscene.h"
|
|
|
|
class GraphItem : public QObject, public GraphicsItem
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
GraphItem(const Graph &graph, GraphType type, int width,
|
|
const QColor &color, Qt::PenStyle style, QGraphicsItem *parent = 0);
|
|
virtual ~GraphItem() {}
|
|
|
|
virtual QString info() const = 0;
|
|
|
|
QPainterPath shape() const {return _shape;}
|
|
QRectF boundingRect() const {return _shape.boundingRect();}
|
|
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
|
|
QWidget *widget);
|
|
|
|
const QRectF &bounds() const {return _bounds;}
|
|
|
|
qreal max() const;
|
|
qreal min() const;
|
|
qreal avg() const;
|
|
|
|
void setScale(qreal sx, qreal sy);
|
|
void setGraphType(GraphType type);
|
|
void setColor(const QColor &color);
|
|
void setWidth(int width);
|
|
void setUnits(Units units) {_units = units;}
|
|
|
|
GraphItem *secondaryGraph() const {return _secondaryGraph;}
|
|
void setSecondaryGraph(GraphItem *graph) {_secondaryGraph = graph;}
|
|
|
|
qreal yAtX(qreal x);
|
|
qreal distanceAtTime(qreal time);
|
|
|
|
void redraw();
|
|
|
|
signals:
|
|
void sliderPositionChanged(qreal);
|
|
void selected(bool);
|
|
|
|
public slots:
|
|
void emitSliderPositionChanged(qreal);
|
|
void hover(bool hover);
|
|
|
|
protected:
|
|
void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
|
|
void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
|
|
void mousePressEvent(QGraphicsSceneMouseEvent *event);
|
|
|
|
Units _units;
|
|
|
|
private:
|
|
const GraphSegment *segment(qreal x, GraphType type) const;
|
|
void updatePath();
|
|
void updateShape();
|
|
void updateBounds();
|
|
|
|
Graph _graph;
|
|
GraphType _type;
|
|
QPainterPath _path;
|
|
QPainterPath _shape;
|
|
QRectF _bounds;
|
|
qreal _sx, _sy;
|
|
QPen _pen;
|
|
bool _time;
|
|
|
|
GraphItem *_secondaryGraph;
|
|
};
|
|
|
|
#endif // GRAPHITEM_H
|