Low-level mathematical representation of an ellipse or ellipse arc. More...

#include <REllipse.h>

Inheritance diagram for REllipse:

Public Member Functions
double	angleToParam (double a) const

RPolyline	approximateWithArcs (int segments) const

QList< RSpline >	approximateWithSplines () const

virtual QSharedPointer< RShape >	clone () const

QSharedPointer< REllipse >	cloneToEllipse () const

bool	contains (const RVector &p) const

void	correctMajorMinor ()

double	getAngle () const

virtual double	getAngleAt (double distance, RS::From from=RS::FromStart) const

double	getAngleAtPoint (const RVector &pos) const

double	getAngleLength (bool allowForZeroLength=false) const

virtual QList< bool >	getBoolProperties () const

virtual RBox	getBoundingBox () const

QList< RVector >	getBoxCorners ()

RVector	getCenter () const

virtual QList< RVector >	getCenterPoints () const

virtual double	getDirection1 () const

virtual double	getDirection2 () const

virtual QList< double >	getDoubleProperties () const

double	getEndAngle () const

double	getEndParam () const

virtual RVector	getEndPoint () const

virtual QList< RVector >	getEndPoints () const

QList< RVector >	getFoci () const

double	getLength () const

RVector	getMajorPoint () const

double	getMajorRadius () const

RVector	getMiddlePoint () const

virtual QList< RVector >	getMiddlePoints () const

RVector	getMinorPoint () const

double	getMinorRadius () const

virtual QList< QSharedPointer< RShape > >	getOffsetShapes (double distance, int number, RS::Side side, const RVector &position=RVector::invalid)

double	getParamTo (const RVector &pos) const

RVector	getPointAt (double param) const

virtual QList< RVector >	getPointCloud (double segmentLength) const

virtual RVector	getPointOnShape () const

virtual QList< RVector >	getPointsWithDistanceToEnd (double distance, int from=RS::FromAny) const

double	getRadiusAt (double param) const

double	getRatio () const

virtual RShape::Type	getShapeType () const

virtual RS::Side	getSideOfPoint (const RVector &point) const

double	getSimpsonLength (double f1, double f2) const

double	getStartAngle () const

double	getStartParam () const

virtual RVector	getStartPoint () const

double	getSweep () const

RVector	getTangentPoint (const RLine &line) const

QList< RLine >	getTangents (const RVector &point) const

virtual QSharedPointer< RShape >	getTransformed (const QTransform &transform) const

virtual RS::Ending	getTrimEnd (const RVector &trimPoint, const RVector &clickPoint)

virtual QList< RVector >	getVectorProperties () const

virtual RVector	getVectorTo (const RVector &point, bool limited=true, double strictRange=RMAXDOUBLE) const

bool	isAngleWithinArc (double a) const

bool	isCircular () const

virtual bool	isDirected () const

bool	isFullEllipse () const

bool	isParamWithinArc (double a) const

bool	isReversed () const

virtual bool	isValid () const

virtual bool	mirror (const RLine &axis)

virtual bool	move (const RVector &offset)

void	moveEndPoint (const RVector &pos, bool changeAngleOnly=false)

void	moveStartPoint (const RVector &pos, bool changeAngleOnly=false)

	REllipse ()
	Creates an ellipse shape with invalid.

	REllipse (const RVector &center, const RVector &majorPoint, double ratio, double startParam, double endParam, bool reversed)

virtual bool	reverse ()

virtual bool	rotate (double rotation, const RVector &center=RDEFAULT_RVECTOR)

virtual bool	scale (const RVector &scaleFactors, const RVector &center=RDEFAULT_RVECTOR)

void	setAngle (double a)
	Sets the rotation angle of this ellipse without changing the major radius.

void	setCenter (const RVector &vector)

void	setEndAngle (double a)

void	setEndParam (double endParam)

void	setMajorPoint (const RVector &vector)
	Sets the major point relative to the center point.

void	setMinorPoint (const RVector &p)
	Sets the minor point relative to the center point.

void	setRatio (double radius)

void	setReversed (bool reversed)

void	setStartAngle (double a)

void	setStartParam (double startParam)

virtual void	setZ (double z)

virtual QList< QSharedPointer< RShape > >	splitAt (const QList< RVector > &points) const

bool	switchMajorMinor ()

virtual bool	trimEndPoint (const RVector &trimPoint, const RVector &clickPoint=RVector::invalid, bool extend=false)

virtual bool	trimEndPoint (double trimDist)

virtual bool	trimStartPoint (const RVector &trimPoint, const RVector &clickPoint=RVector::invalid, bool extend=false)

virtual bool	trimStartPoint (double trimDist)

virtual	~REllipse ()

Public Member Functions inherited from RShape
void	dump () const

virtual bool	equals (const RShape &other, double tolerance=RS::PointTolerance) const

virtual QList< RVector >	filterOnShape (const QList< RVector > &pointList, bool limited=true, double tolerance=RDEFAULT_TOLERANCE_1E_MIN4) const

virtual bool	flipHorizontal ()

virtual bool	flipVertical ()

virtual double	getAngleAtPercent (double p) const

virtual QList< RVector >	getArcReferencePoints () const

virtual RVector	getClosestPointOnShape (const RVector &p, bool limited=true, double strictRange=RMAXDOUBLE) const

virtual double	getDistanceFromStart (const RVector &p) const

virtual QList< double >	getDistancesFromStart (const RVector &p) const

virtual double	getDistanceTo (const RVector &point, bool limited=true, double strictRange=RMAXDOUBLE) const

QList< RVector >	getIntersectionPoints (const RShape &other, bool limited=true, bool same=false, bool force=false) const

virtual QList< int >	getIntProperties () const

virtual double	getMaxDistanceTo (const QList< RVector > &points, bool limited=true, double strictRange=RMAXDOUBLE) const

virtual RVector	getPointAtPercent (double p) const

virtual RVector	getPointWithDistanceToEnd (double distance) const

virtual RVector	getPointWithDistanceToStart (double distance) const

virtual QList< RVector >	getSelfIntersectionPoints (double tolerance=RS::PointTolerance) const

virtual RVector	getVectorFromEndpointTo (const RVector &point) const

virtual bool	intersectsWith (const RShape &other, bool limited=true) const

virtual bool	isInterpolated () const
	Reimplement and return true if this shape relies on interpolation for geometrical operations such as finding intersection points.

virtual bool	isOnShape (const RVector &point, bool limited=true, double tolerance=RDEFAULT_TOLERANCE_1E_MIN4) const

	RShape ()

virtual bool	scale (double scaleFactor, const RVector &center=RVector())

virtual bool	stretch (const RBox &area, const RVector &offset)

virtual bool	stretch (const RPolyline &area, const RVector &offset)

virtual void	to2D ()
	Flattens this shape to the X/Y plane.

virtual	~RShape ()

Static Public Member Functions
static REllipse	createFrom4Points (const RVector &p1, const RVector &p2, const RVector &p3, const RVector &p4)

static REllipse	createInscribed (const RVector &p1, const RVector &p2, const RVector &p3, const RVector &p4, const RVector &centerHint=RVector::invalid)
	Produces an ellipse inscribed in the quadrilateral defined by the four given ordered vertices (RVector).

static REllipseProxy *	getEllipseProxy ()

static bool	hasProxy ()

static void	setEllipseProxy (REllipseProxy *p)

Static Public Member Functions inherited from RShape
static const RExplodable *	castToExplodable (const RShape *shape)

static QSharedPointer< RShape >	ellipseToArcCircleEllipse (const REllipse &ellipse)

static int	getErrorCode ()

static QList< RVector >	getIntersectionPoints (const RShape &shape1, const RShape &shape2, bool limited=true, bool same=false, bool force=false)

static QList< RVector >	getIntersectionPointsAA (const RArc &arc1, const RArc &arc2, bool limited=true)

static QList< RVector >	getIntersectionPointsAC (const RArc &arc1, const RCircle &circle2, bool limited=true)

static QList< RVector >	getIntersectionPointsAE (const RArc &arc1, const REllipse &ellipse2, bool limited=true)

static QList< RVector >	getIntersectionPointsAS (const RArc &arc1, const RSpline &spline2, bool limited=true)

static QList< RVector >	getIntersectionPointsAT (const RArc &arc1, const RTriangle &triangle2, bool limited=true)

static QList< RVector >	getIntersectionPointsAX (const RArc &arc1, const RExplodable &explodable2, bool limited=true)

static QList< RVector >	getIntersectionPointsCC (const RCircle &circle1, const RCircle &circle2)

static QList< RVector >	getIntersectionPointsCE (const RCircle &circle1, const REllipse &ellipse2)

static QList< RVector >	getIntersectionPointsCS (const RCircle &circle1, const RSpline &spline2, bool limited=true)

static QList< RVector >	getIntersectionPointsCX (const RCircle &circle1, const RExplodable &explodable2, bool limited=true)

static QList< RVector >	getIntersectionPointsEE (const REllipse &ellipse1, const REllipse &ellipse2)
	Based on "Hughes and Chraibi (2011-2012), Calculating Ellipse Overlap Areas".

static QList< RVector >	getIntersectionPointsEE (const REllipse &ellipse1, const REllipse &ellipse2, bool limited)

static QList< RVector >	getIntersectionPointsES (const REllipse &ellipse1, const RSpline &spline2, bool limited=true)

static QList< RVector >	getIntersectionPointsEX (const REllipse &ellipse1, const RExplodable &explodable2, bool limited=true)

static QList< RVector >	getIntersectionPointsLA (const RLine &line1, const RArc &arc2, bool limited1, bool limited2)

static QList< RVector >	getIntersectionPointsLA (const RLine &line1, const RArc &arc2, bool limited=true)

static QList< RVector >	getIntersectionPointsLC (const RLine &line1, const RCircle &circle2, bool limited=true)

static QList< RVector >	getIntersectionPointsLE (const RLine &line1, const REllipse &ellipse2, bool limited1, bool limited2)

static QList< RVector >	getIntersectionPointsLE (const RLine &line1, const REllipse &ellipse2, bool limited=true)

static QList< RVector >	getIntersectionPointsLL (const RLine &line1, const RLine &line2, bool limited1, bool limited2)

static QList< RVector >	getIntersectionPointsLL (const RLine &line1, const RLine &line2, bool limited=true)

static QList< RVector >	getIntersectionPointsLS (const RLine &line1, const RSpline &spline2, bool limited=true)

static QList< RVector >	getIntersectionPointsLT (const RLine &line1, const RTriangle &triangle2, bool limited1, bool limited2)

static QList< RVector >	getIntersectionPointsLT (const RLine &line1, const RTriangle &triangle2, bool limited=true)

static QList< RVector >	getIntersectionPointsLX (const RLine &line1, const RExplodable &explodable2, bool limited=true)

static QList< RVector >	getIntersectionPointsSS (const RSpline &spline1, const RSpline &spline2, bool limited=true, bool same=false, double tolerance=RS::PointTolerance)

static QList< RVector >	getIntersectionPointsSX (const RSpline &spline1, const RExplodable &explodable2, bool limited)

static QList< RVector >	getIntersectionPointsXX (const RExplodable &explodable1, const RExplodable &explodable2, bool limited=true, bool same=false)

static QList< QSharedPointer< RShape > >	getOffsetArcs (const RShape &shape, double distance, int number, RS::Side side, const RVector &position=RVector::invalid)

static QList< QSharedPointer< RShape > >	getOffsetLines (const RShape &shape, double distance, int number, RS::Side side, const RVector &position=RVector::invalid)

static QList< QSharedPointer< RShape > >	getOrderedShapes (const QList< QSharedPointer< RShape > > &shapes)

static QList< RPolyline >	getPolylines (const QList< QSharedPointer< RShape > > &shapes)

static QList< QSharedPointer< RShape > >	getReversedShapeList (const QList< QSharedPointer< RShape > > &shapes)

static RShapeProxy *	getShapeProxy ()

static bool	hasProxy ()

static bool	isArcShape (const RShape &s)

static bool	isCircleShape (const RShape &s)

static bool	isEllipseShape (const RShape &s)

static bool	isFullEllipseShape (const RShape &s)

static bool	isLineShape (const RShape &s)

static bool	isPointShape (const RShape &s)

static bool	isPolylineShape (const RShape &s)

static bool	isRayShape (const RShape &s)

static bool	isSplineShape (const RShape &s)

static bool	isTriangleShape (const RShape &s)

static bool	isXLineShape (const RShape &s)

static bool	order (QList< QList< QSharedPointer< RShape > > > &boundary)
	Orders the given list of loops into a list of closed loops in which all shapes are connected end to start point.

static QSharedPointer< RShape >	rayToLine (QSharedPointer< RShape > shape)

static QList< QSharedPointer< RShape > >	roundCorners (const QList< QSharedPointer< RShape > > &shapes, double radius)
	Round every corner of the list of given (connected) shapes with the given radius.

static QList< QSharedPointer< RShape > >	roundShapes (const QSharedPointer< RShape > shape1, const RVector &clickPos1, const QSharedPointer< RShape > shape2, const RVector &clickPos2, bool trim, bool samePolyline, double radius, const RVector &pos)
	Rounds the given shape1 against shape2.

static QSharedPointer< RShape >	scaleArc (const RShape &shape, const RVector &scaleFactors, const RVector &center=RDEFAULT_RVECTOR)

static void	setShapeProxy (RShapeProxy *p)

static QSharedPointer< RShape >	transformArc (const RShape &shape, RShapeTransformation &transformation)

static QList< QSharedPointer< RShape > >	trim (const RShape &trimShape, const RVector &trimClickPos, const RShape &limitingShape, const RVector &limitingClickPos, bool trimBoth, bool samePolyline)
	Trims a shape to another or two shapes to each other.

static QSharedPointer< RShape >	xLineToRay (QSharedPointer< RShape > shape)

Public Attributes
RVector	center
	Getter function for this property: getCenter Setter function for this property: setCenter

double	endParam
	Getter function for this property: getEndParam Setter function for this property: setEndParam

RVector	majorPoint
	Getter function for this property: getMajorPoint Setter function for this property: setMajorPoint

double	ratio
	Getter function for this property: getRatio Setter function for this property: setRatio

bool	reversed
	Getter function for this property: isReversed Setter function for this property: setReversed

double	startParam
	Getter function for this property: getStartParam Setter function for this property: setStartParam

Protected Member Functions
virtual void	print (QDebug dbg) const

Static Private Attributes
static REllipseProxy *	ellipseProxy = NULL
	Copyright (c) 2011-2018 by Andrew Mustun.

Additional Inherited Members
Public Types inherited from RShape
enum	Type { Unknown = -1 , Point = 0 , Line = 1 , Arc = 2 , Circle = 3 , Ellipse = 4 , Polyline = 5 , Spline = 6 , Triangle = 7 , XLine = 8 , Ray = 9 }

Static Protected Attributes inherited from RShape
static int	errorCode = 0

Detailed Description

Low-level mathematical representation of an ellipse or ellipse arc.

Scriptable:\nThis class is available in script environments.\n

Shared Pointer Support:\nObjects can be used in QSharedPointer.\n

Copyable:\nObjects are cleaned up automatically by the garbage collector of the script engine.\n

Stream Operator:\nObject has a stream operator to present itself as string, for example when using toString() in a script.\n

Constructor & Destructor Documentation

◆ REllipse() [1/2]

REllipse::REllipse ( )

Creates an ellipse shape with invalid.

◆ REllipse() [2/2]

REllipse::REllipse	(	const RVector &	center,
		const RVector &	majorPoint,
		double	ratio,
		double	startParam,
		double	endParam,
		bool	reversed )

◆ ~REllipse()

REllipse::~REllipse ( )

virtual

Member Function Documentation

◆ angleToParam()

double REllipse::angleToParam ( double a ) const

◆ approximateWithArcs()

RPolyline REllipse::approximateWithArcs ( int segments ) const

◆ approximateWithSplines()

QList< RSpline > REllipse::approximateWithSplines ( ) const

◆ clone()

virtual QSharedPointer< RShape > REllipse::clone ( ) const

inlinevirtual

Implements RShape.

◆ cloneToEllipse()

QSharedPointer< REllipse > REllipse::cloneToEllipse ( ) const

inline

◆ contains()

bool REllipse::contains ( const RVector & p ) const

◆ correctMajorMinor()

void REllipse::correctMajorMinor ( )

◆ createFrom4Points()

REllipse REllipse::createFrom4Points	(	const RVector &	p1,
		const RVector &	p2,
		const RVector &	p3,
		const RVector &	p4 )

static

◆ createInscribed()

REllipse REllipse::createInscribed	(	const RVector &	p1,
		const RVector &	p2,
		const RVector &	p3,
		const RVector &	p4,
		const RVector &	centerHint = RVector::invalid )

static

Produces an ellipse inscribed in the quadrilateral defined by the four given ordered vertices (RVector).

Parameters

centerHint Hint for the position of the center (e.g. mouse cursor for interactive tools) or invalid for maximum area solution.

Returns: List of ellipse [0] and center line [1].

◆ getAngle()

double REllipse::getAngle ( ) const

Returns: The rotation angle of this ellipse.

◆ getAngleAt()

double REllipse::getAngleAt	(	double	distance,
		RS::From	from = RS::FromStart ) const

virtual

Returns: Angle on the entity at the given distance from the start point.

Reimplemented from RShape.

◆ getAngleAtPoint()

double REllipse::getAngleAtPoint ( const RVector & pos ) const

virtual

Reimplemented from RShape.

◆ getAngleLength()

double REllipse::getAngleLength ( bool allowForZeroLength = false ) const

Returns: Angle length in rad.

◆ getBoolProperties()

QList< bool > REllipse::getBoolProperties ( ) const

virtual

Reimplemented from RShape.

◆ getBoundingBox()

RBox REllipse::getBoundingBox ( ) const

virtual

Returns: The bounding box of this shape.

Implements RShape.

◆ getBoxCorners()

QList< RVector > REllipse::getBoxCorners ( )

◆ getCenter()

RVector REllipse::getCenter ( ) const

◆ getCenterPoints()

QList< RVector > REllipse::getCenterPoints ( ) const

virtual

Returns: The center point(s) of this shape.

Implements RShape.

◆ getDirection1()

double REllipse::getDirection1 ( ) const

virtual

Reimplemented from RShape.

◆ getDirection2()

double REllipse::getDirection2 ( ) const

virtual

Reimplemented from RShape.

◆ getDoubleProperties()

QList< double > REllipse::getDoubleProperties ( ) const

virtual

Reimplemented from RShape.

◆ getEllipseProxy()

static REllipseProxy * REllipse::getEllipseProxy ( )

inlinestatic

Non-Scriptable:\nThis function is not available in script environments.\n

◆ getEndAngle()

double REllipse::getEndAngle ( ) const

Returns: End angle: the angle from the ellipse arc center to the ellipse arc end point.

◆ getEndParam()

double REllipse::getEndParam ( ) const

Returns: End parameter: the end angle of the circular arc resulting from transforming the ellipse into a circle.

◆ getEndPoint()

RVector REllipse::getEndPoint ( ) const

virtual

Reimplemented from RShape.

◆ getEndPoints()

QList< RVector > REllipse::getEndPoints ( ) const

virtual

Returns: The end point(s) of this shape.

Implements RShape.

◆ getFoci()

QList< RVector > REllipse::getFoci ( ) const

◆ getLength()

double REllipse::getLength ( ) const

virtual

Returns: Approximation for ellipse arc length.

Implements RShape.

Reimplemented in REllipseData.

◆ getMajorPoint()

RVector REllipse::getMajorPoint ( ) const

Returns: Major point relative to the center point.

◆ getMajorRadius()

double REllipse::getMajorRadius ( ) const

Returns: The major radius of this ellipse.

◆ getMiddlePoint()

RVector REllipse::getMiddlePoint ( ) const

virtual

Reimplemented from RShape.

◆ getMiddlePoints()

QList< RVector > REllipse::getMiddlePoints ( ) const

virtual

Todo: implement

Implements RShape.

◆ getMinorPoint()

RVector REllipse::getMinorPoint ( ) const

Returns: Minor point relative to the center point.

◆ getMinorRadius()

double REllipse::getMinorRadius ( ) const

Returns: The minor radius of this ellipse.

◆ getOffsetShapes()

QList< QSharedPointer< RShape > > REllipse::getOffsetShapes	(	double	distance,
		int	number,
		RS::Side	side,
		const RVector &	position = RVector::invalid )

virtual

Returns: Array of spline shapes representing the parallel curves to this ellipse shape.

Reimplemented from RShape.

◆ getParamTo()

double REllipse::getParamTo ( const RVector & pos ) const

◆ getPointAt()

RVector REllipse::getPointAt ( double param ) const

Returns: Point on ellipse at given ellipse angle.

◆ getPointCloud()

QList< RVector > REllipse::getPointCloud ( double segmentLength ) const

virtual

Implements RShape.

◆ getPointOnShape()

RVector REllipse::getPointOnShape ( ) const

virtual

Reimplemented from RShape.

◆ getPointsWithDistanceToEnd()

QList< RVector > REllipse::getPointsWithDistanceToEnd	(	double	distance,
		int	from = RS::FromAny ) const

virtual

Todo: implement

Implements RShape.

◆ getRadiusAt()

double REllipse::getRadiusAt ( double param ) const

Returns: Radius of ellipse at given ellipse angle.

◆ getRatio()

double REllipse::getRatio ( ) const

◆ getShapeType()

virtual RShape::Type REllipse::getShapeType ( ) const

inlinevirtual

Reimplemented from RShape.

◆ getSideOfPoint()

RS::Side REllipse::getSideOfPoint ( const RVector & point ) const

virtual

Reimplemented from RShape.

◆ getSimpsonLength()

double REllipse::getSimpsonLength	(	double	a1,
		double	a2 ) const

Returns: Length of the ellipse segment from angle a1 to angle a2.

◆ getStartAngle()

double REllipse::getStartAngle ( ) const

Returns: Start angle: the angle from the ellipse arc center to the ellipse arc start point.

◆ getStartParam()

double REllipse::getStartParam ( ) const

Returns: Start parameter: the start angle of the circular arc resulting from transforming the ellipse into a circle.

◆ getStartPoint()

RVector REllipse::getStartPoint ( ) const

virtual

Reimplemented from RShape.

◆ getSweep()

double REllipse::getSweep ( ) const

Returns: Arc sweep in rad. The sweep is the angle covered by this arc. Positive for ccw, negative for cw.

◆ getTangentPoint()

RVector REllipse::getTangentPoint ( const RLine & line ) const

Returns: Tangent point of the given line to this tangent or an invalid vector if the line is not a tangent

◆ getTangents()

QList< RLine > REllipse::getTangents ( const RVector & point ) const

◆ getTransformed()

QSharedPointer< RShape > REllipse::getTransformed ( const QTransform & transform ) const

virtual

Implements RShape.

◆ getTrimEnd()

RS::Ending REllipse::getTrimEnd	(	const RVector &	trimPoint,
		const RVector &	clickPoint )

virtual

Parameters

trimPoint	Trim start point or end point to this coordinate.
clickPoint	Point that was clicked by user.

Reimplemented from RShape.

◆ getVectorProperties()

QList< RVector > REllipse::getVectorProperties ( ) const

virtual

Reimplemented from RShape.

◆ getVectorTo()

RVector REllipse::getVectorTo	(	const RVector &	point,
		bool	limited = true,
		double	strictRange = RMAXDOUBLE ) const

virtual

Returns: Shortest vector from this shape to the given point.

Parameters

point	the given point
limited	If false, the shape is treated as an unlimited shape that extends in a logical way. For example an unlimited line for a line, full circle for an arc or a plane for a triangle.

Implements RShape.

Reimplemented in REllipseData.

◆ hasProxy()

static bool REllipse::hasProxy ( )

inlinestatic

◆ isAngleWithinArc()

bool REllipse::isAngleWithinArc ( double a ) const

inline

◆ isCircular()

bool REllipse::isCircular ( ) const

Returns: True if minor radius and major radius are equal, i.e. ratio is 1.0.

◆ isDirected()

virtual bool REllipse::isDirected ( ) const

inlinevirtual

Reimplemented from RShape.

◆ isFullEllipse()

bool REllipse::isFullEllipse ( ) const

◆ isParamWithinArc()

bool REllipse::isParamWithinArc ( double a ) const

inline

◆ isReversed()

bool REllipse::isReversed ( ) const

◆ isValid()

bool REllipse::isValid ( ) const

virtual

Reimplemented from RShape.

Reimplemented in REllipseData.

◆ mirror()

bool REllipse::mirror ( const RLine & axis )

virtual

Implements RShape.

Reimplemented in REllipseData.

◆ move()

bool REllipse::move ( const RVector & offset )

virtual

Implements RShape.

Reimplemented in REllipseData.

◆ moveEndPoint()

void REllipse::moveEndPoint	(	const RVector &	pos,
		bool	changeAngleOnly = false )

◆ moveStartPoint()

void REllipse::moveStartPoint	(	const RVector &	pos,
		bool	changeAngleOnly = false )

◆ print()

void REllipse::print ( QDebug dbg ) const

protectedvirtual

Reimplemented from RShape.

◆ reverse()

bool REllipse::reverse ( )

virtual

Reimplemented from RShape.

Reimplemented in REllipseData.

◆ rotate()

bool REllipse::rotate	(	double	rotation,
		const RVector &	center = RDEFAULT_RVECTOR )

virtual

Implements RShape.

Reimplemented in REllipseData.

◆ scale()

bool REllipse::scale	(	const RVector &	scaleFactors,
		const RVector &	center = RDEFAULT_RVECTOR )

virtual

Implements RShape.

Reimplemented in REllipseData.

◆ setAngle()

void REllipse::setAngle ( double a )

Sets the rotation angle of this ellipse without changing the major radius.

◆ setCenter()

void REllipse::setCenter ( const RVector & vector )

◆ setEllipseProxy()

static void REllipse::setEllipseProxy ( REllipseProxy * p )

inlinestatic

Non-Scriptable:\nThis function is not available in script environments.\n

◆ setEndAngle()

void REllipse::setEndAngle ( double a )

◆ setEndParam()

void REllipse::setEndParam ( double endParam )

◆ setMajorPoint()

void REllipse::setMajorPoint ( const RVector & vector )

Sets the major point relative to the center point.

◆ setMinorPoint()

void REllipse::setMinorPoint ( const RVector & p )

Sets the minor point relative to the center point.

◆ setRatio()

void REllipse::setRatio ( double radius )

◆ setReversed()

void REllipse::setReversed ( bool reversed )

◆ setStartAngle()

void REllipse::setStartAngle ( double a )

◆ setStartParam()

void REllipse::setStartParam ( double startParam )

◆ setZ()

void REllipse::setZ ( double z )

virtual

Implements RShape.

Reimplemented in REllipseData.

◆ splitAt()

QList< QSharedPointer< RShape > > REllipse::splitAt ( const QList< RVector > & points ) const

virtual

Returns: Array of shapes which represent the given shape split up at the given points.

Parameters

points Array of RVector, assumed to be on shape.

Reimplemented from RShape.

◆ switchMajorMinor()

bool REllipse::switchMajorMinor ( )

◆ trimEndPoint() [1/2]

bool REllipse::trimEndPoint	(	const RVector &	trimPoint,
		const RVector &	clickPoint = RVector::invalid,
		bool	extend = false )

virtual

Parameters

trimPoint	Trim start point or end point to this coordinate.
clickPoint	Point that was clicked by user.
extend	True if the shape is to be extended. Used for polylines to determine that the last segment has to be trimmed even if another segment was clicked.

Reimplemented from RShape.

◆ trimEndPoint() [2/2]

virtual bool REllipse::trimEndPoint ( double trimDist )

inlinevirtual

Reimplemented from RShape.

◆ trimStartPoint() [1/2]

bool REllipse::trimStartPoint	(	const RVector &	trimPoint,
		const RVector &	clickPoint = RVector::invalid,
		bool	extend = false )

virtual

Parameters

trimPoint	Trim start point or end point to this coordinate.
clickPoint	Point that was clicked by user.
extend	True if the shape is to be extended. Used for polylines to determine that the first segment has to be trimmed even if another segment was clicked.

Reimplemented from RShape.

◆ trimStartPoint() [2/2]

virtual bool REllipse::trimStartPoint ( double trimDist )

inlinevirtual

Reimplemented from RShape.

Member Data Documentation

◆ center

RVector REllipse::center

Getter function for this property: getCenter

Setter function for this property: setCenter

◆ ellipseProxy

REllipseProxy * REllipse::ellipseProxy = NULL

staticprivate

This file is part of the QCAD project.

QCAD is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

QCAD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with QCAD.

◆ endParam

double REllipse::endParam

Getter function for this property: getEndParam

Setter function for this property: setEndParam

◆ majorPoint

RVector REllipse::majorPoint

Getter function for this property: getMajorPoint

Setter function for this property: setMajorPoint

◆ ratio

double REllipse::ratio

Getter function for this property: getRatio

Setter function for this property: setRatio

◆ reversed

bool REllipse::reversed

Getter function for this property: isReversed

Setter function for this property: setReversed

◆ startParam

double REllipse::startParam

Getter function for this property: getStartParam

Setter function for this property: setStartParam

The documentation for this class was generated from the following files:

src/core/math/REllipse.h
src/core/math/REllipse.cpp

Public Member Functions

Static Public Member Functions

Public Attributes

Protected Member Functions

Static Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ REllipse() [1/2]

◆ REllipse() [2/2]

◆ ~REllipse()

Member Function Documentation

◆ angleToParam()

◆ approximateWithArcs()

◆ approximateWithSplines()

◆ clone()

◆ cloneToEllipse()

◆ contains()

◆ correctMajorMinor()

◆ createFrom4Points()

◆ createInscribed()

◆ getAngle()

◆ getAngleAt()

◆ getAngleAtPoint()

◆ getAngleLength()

◆ getBoolProperties()

◆ getBoundingBox()

◆ getBoxCorners()

◆ getCenter()

◆ getCenterPoints()

◆ getDirection1()

◆ getDirection2()

◆ getDoubleProperties()

◆ getEllipseProxy()

◆ getEndAngle()

◆ getEndParam()

◆ getEndPoint()

◆ getEndPoints()

◆ getFoci()

◆ getLength()

◆ getMajorPoint()

◆ getMajorRadius()

◆ getMiddlePoint()

◆ getMiddlePoints()

◆ getMinorPoint()

◆ getMinorRadius()

◆ getOffsetShapes()

◆ getParamTo()

◆ getPointAt()

◆ getPointCloud()

◆ getPointOnShape()

◆ getPointsWithDistanceToEnd()

◆ getRadiusAt()

◆ getRatio()

◆ getShapeType()

◆ getSideOfPoint()

◆ getSimpsonLength()

◆ getStartAngle()

◆ getStartParam()

◆ getStartPoint()

◆ getSweep()

◆ getTangentPoint()

◆ getTangents()

◆ getTransformed()

◆ getTrimEnd()

◆ getVectorProperties()

◆ getVectorTo()

◆ hasProxy()

◆ isAngleWithinArc()

◆ isCircular()

◆ isDirected()

◆ isFullEllipse()

◆ isParamWithinArc()

◆ isReversed()

◆ isValid()

◆ mirror()

◆ move()

◆ moveEndPoint()

◆ moveStartPoint()

◆ print()