RLine.h

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#ifndef RLINE_H
#define RLINE_H
 
#include "../core_global.h"
 
#include "RS.h"
#include "RShape.h"
#include "RVector.h"
 
class RBox;
class RPolyline;
 
class QCADCORE_EXPORT RLine: public RShape {
public:
    RLine();
    RLine(double x1, double y1, double x2, double y2);
    RLine(const RVector& startPoint, const RVector& endPoint);
    RLine(const RVector& startPoint, double angle, double distance);
 
    virtual RShape::Type getShapeType() const {
        return Line;
    }
 
    virtual QSharedPointer<RShape> clone() const {
        return QSharedPointer<RShape>(new RLine(*this));
    }
 
    QSharedPointer<RLine> cloneToLine() const {
        return QSharedPointer<RLine>(new RLine(*this));
    }
 
    virtual bool isDirected() const {
        return true;
    }
 
    virtual void setZ(double z);
 
    virtual QList<RVector> getVectorProperties() const;
 
    virtual bool isValid() const;
 
    virtual RBox getBoundingBox() const;
 
    virtual QList<RVector> getEndPoints() const;
    virtual QList<RVector> getMiddlePoints() const;
    virtual QList<RVector> getCenterPoints() const;
    virtual QList<RVector> getPointsWithDistanceToEnd(
        double distance, int from = RS::FromAny) const;
    virtual QList<RVector> getPointCloud(double segmentLength) const;
 
    virtual double getAngleAt(double distance, RS::From from = RS::FromStart) const;
 
    virtual RVector getVectorTo(const RVector& point,
            bool limited = true, double strictRange = RMAXDOUBLE) const;
 
    virtual RVector getStartPoint() const;
    void setStartPoint(const RVector& vector);
    virtual RVector getEndPoint() const;
    void setEndPoint(const RVector& vector);
 
    virtual RVector getMiddlePoint() const;
    
    double getLength() const;
    double getAngle() const;
 
    void setLength(double l, bool fromStart = true);
    void setAngle(double a);
 
    bool isParallel(const RLine& line) const;
    bool isCollinear(const RLine& line) const;
 
    bool isVertical(double tolerance = RS::PointTolerance) const;
    bool isHorizontal(double tolerance = RS::PointTolerance) const;
 
    virtual double getDirection1() const;
    virtual double getDirection2() const;
 
    virtual RS::Side getSideOfPoint(const RVector& point) const;
 
    void clipToXY(const RBox& box);
 
    virtual bool move(const RVector& offset);
    virtual bool rotate(double rotation, const RVector& center = RDEFAULT_RVECTOR);
    virtual bool scale(const RVector& scaleFactors, const RVector& center = RDEFAULT_RVECTOR);
    virtual bool mirror(const RLine& axis);
    virtual bool flipHorizontal();
    virtual bool flipVertical();
    virtual bool reverse();
    virtual bool stretch(const RPolyline& area, const RVector& offset);
 
    virtual bool moveTo(const RVector& dest);
 
    virtual QSharedPointer<RShape> getTransformed(const QTransform& transform) const;
 
    virtual RS::Ending getTrimEnd(const RVector& trimPoint, const RVector& clickPoint);
    virtual bool trimStartPoint(const RVector& trimPoint, const RVector& clickPoint = RVector::invalid, bool extend = false);
    virtual bool trimEndPoint(const RVector& trimPoint, const RVector& clickPoint = RVector::invalid, bool extend = false);
    virtual bool trimStartPoint(double trimDist) {
        return RShape::trimStartPoint(trimDist);
    }
    virtual bool trimEndPoint(double trimDist) {
        return RShape::trimEndPoint(trimDist);
    }
    virtual double getDistanceFromStart(const RVector& p) const;
 
    virtual QList<QSharedPointer<RShape> > getOffsetShapes(double distance, int number, RS::Side side, const RVector& position = RVector::invalid) {
        return RShape::getOffsetLines(*this, distance, number, side, position);
    }
 
    virtual QList<QSharedPointer<RShape> > splitAt(const QList<RVector>& points) const;
 
#if QT_VERSION >= 0x060000
    RLine copy() const {
        return *this;
    }
#endif
 
protected:
    virtual void print(QDebug dbg) const;
 
public:
    RVector startPoint;
    RVector endPoint;
};
 
Q_DECLARE_METATYPE(const RLine*)
Q_DECLARE_METATYPE(RLine*)
Q_DECLARE_METATYPE(RLine)
Q_DECLARE_METATYPE(QSharedPointer<RLine>)
Q_DECLARE_METATYPE(QSharedPointer<RLine>*)
 
#endif