RTriangle.h

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#ifndef RTRIANGLE_H
#define RTRIANGLE_H
 
#include "../core_global.h"
 
#include "RExplodable.h"
#include "RShape.h"
#include "RVector.h"
//#include "RLine.h"
#include "RPolyline.h"
 
//class RPolyline;
class RBox;
class RLine;
 
#ifndef RDEFAULT_MIN1
#define RDEFAULT_MIN1 -1
#endif
 
 
class QCADCORE_EXPORT RTriangle: public RShape, public RExplodable {
public:
    RTriangle();
    RTriangle(const RVector& p1, const RVector& p2, const RVector& p3);
    virtual ~RTriangle();
 
    virtual RShape::Type getShapeType() const {
        return Triangle;
    }
 
    virtual QSharedPointer<RShape> clone() const {
        return QSharedPointer<RShape>(new RTriangle(*this));
    }
 
    QSharedPointer<RTriangle> cloneToTriangle() const {
        return QSharedPointer<RTriangle>(new RTriangle(*this));
    }
 
    virtual void setZ(double z);
 
    virtual QList<RVector> getVectorProperties() const;
    RPolyline getPolyline() const;
    RS::Orientation getOrientation() const;
    virtual bool reverse();
 
    static RTriangle createArrow(const RVector& position, double direction, double size);
 
    virtual RBox getBoundingBox() const;
    virtual double getLength() const;
    double getArea() const;
    RVector getCorner(int i) const;
    void setCorner(int i, const RVector& p);
    void setCorners(const RVector& c1, const RVector& c2, const RVector& c3);
 
    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 getDistanceTo(const RVector& point, bool limited = true, double strictRange = RMAXDOUBLE) const;
    virtual RVector getVectorTo(const RVector& point, bool limited = true, double strictRange = RMAXDOUBLE) const;
    //virtual RVector getVectorTo(const RLine& line, bool limited = true) const;
 
    virtual RVector getNormal() const;
 
//  virtual bool intersectsWith(const RShape& other, bool limited) const;
 
//  virtual QList<RVector> getIntersectionPoints(const RShape& other,
//        bool limited) const;
 
    bool isPointInTriangle(const RVector& p, bool treatAsQuadrant = false) const;
    bool isPointInQuadrant(const RVector& p) const;
 
    double getD() const;
 
    virtual QList<QSharedPointer<RShape> > getExploded(int segments = RDEFAULT_MIN1) const;
 
    virtual bool move(const RVector& offset) {
        corner[0].move(offset);
        corner[1].move(offset);
        corner[2].move(offset);
        return true;
    }
    virtual bool rotate(double rotation, const RVector& center = RDEFAULT_RVECTOR) {
        corner[0].rotate(rotation, center);
        corner[1].rotate(rotation, center);
        corner[2].rotate(rotation, center);
        return true;
    }
    virtual bool scale(const RVector& scaleFactors, const RVector& center = RDEFAULT_RVECTOR) {
        corner[0].scale(scaleFactors, center);
        corner[1].scale(scaleFactors, center);
        corner[2].scale(scaleFactors, center);
        return true;
    }
    virtual bool mirror(const RLine& axis) {
        corner[0].mirror(axis);
        corner[1].mirror(axis);
        corner[2].mirror(axis);
        return true;
    }
    virtual bool flipHorizontal() {
        corner[0].flipHorizontal();
        corner[1].flipHorizontal();
        corner[2].flipHorizontal();
        return true;
    }
    virtual bool flipVertical() {
        corner[0].flipVertical();
        corner[1].flipVertical();
        corner[2].flipVertical();
        return true;
    }
 
    QSharedPointer<RShape> getTransformed(const QTransform& transform) const {
        return QSharedPointer<RShape>(
            new RTriangle(
                corner[0].getTransformed2D(transform),
                corner[1].getTransformed2D(transform),
                corner[2].getTransformed2D(transform)
            )
        );
    }
 
#if QT_VERSION >= 0x060000
    RTriangle copy() const {
        return *this;
    }
#endif
 
protected:
    virtual void print(QDebug dbg) const;
 
public:
    RVector corner[3];
};
 
Q_DECLARE_METATYPE(QList<RTriangle>)
Q_DECLARE_METATYPE(RTriangle*)
Q_DECLARE_METATYPE(const RTriangle*)
Q_DECLARE_METATYPE(RTriangle)
Q_DECLARE_METATYPE(QSharedPointer<RTriangle>)
Q_DECLARE_METATYPE(QSharedPointer<RTriangle>*)
 
#endif