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#ifndef COREVIEW_CONNECTION_H
#define COREVIEW_CONNECTION_H
#include <QGraphicsObject>
#include <QPainter>
#include <QVector>
namespace coreview {
class Connector : public QObject {
Q_OBJECT
public:
Connector(qreal angle);
void setPos(qreal x, qreal y);
qreal x() const;
qreal y() const;
QPointF point() const;
QLineF vector() const;
qreal angle() const;
signals:
void updated(QPointF);
private:
qreal ang;
qreal qx, qy;
};
class Connection : public QGraphicsObject {
Q_OBJECT
public:
Connection(const Connector *start, const Connector *end);
QRectF boundingRect() const;
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
void setHasText(bool has);
void setText(QString val);
void setAxes(QVector<QLineF>);
private slots:
void moved_start(QPointF);
void moved_end(QPointF);
private:
QGraphicsSimpleTextItem *value;
QVector<QPointF> points;
QPointF p_start, p_end;
qreal ang_start, ang_end;
QVector<QLineF> break_axes;
QString text;
int pen_width;
// TODO line width and possibly bus width
void recalc_line();
void recalc_line_add_point(const QLineF &l1, const QLineF &l2);
};
#define CON_AXIS_X(Y) QLineF(QPointF(0, Y), QPointF(1, Y))
#define CON_AXIS_Y(X) QLineF(QPointF(X, 0), QPointF(X, 1))
}
#endif // COREVIEW_CONNECTION_H
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