math.geom2d.circulinear
Class PolyCirculinearCurve2D<T extends CirculinearContinuousCurve2D>

java.lang.Object
  math.geom2d.curve.CurveSet2D<T>
      math.geom2d.curve.CurveArray2D<T>
          math.geom2d.curve.PolyCurve2D<T>
              math.geom2d.domain.PolyOrientedCurve2D<T>
                  math.geom2d.circulinear.PolyCirculinearCurve2D<T>

All Implemented Interfaces:

Serializable, Cloneable, Iterable<T>, CirculinearContinuousCurve2D, CirculinearCurve2D, CirculinearShape2D, ContinuousCirculinearCurve2D, ContinuousCurve2D, Curve2D, ContinuousOrientedCurve2D, OrientedCurve2D, Shape2D

Direct Known Subclasses:

BoundaryPolyCirculinearCurve2D, GenericCirculinearRing2D

public class PolyCirculinearCurve2D<T extends CirculinearContinuousCurve2D>
extends PolyOrientedCurve2D<T>
implements CirculinearContinuousCurve2D

A continuous curve which is composed of several continuous circulinear curves.

Author:

dlegland

See Also:

Serialized Form

Field Summary

Fields inherited from class math.geom2d.curve.PolyCurve2D

closed

Fields inherited from class math.geom2d.curve.CurveSet2D

curves

Fields inherited from interface math.geom2d.Shape2D

ACCURACY

Constructor Summary

PolyCirculinearCurve2D()

PolyCirculinearCurve2D(Collection<? extends T> curves)

PolyCirculinearCurve2D(Collection<? extends T> curves, boolean closed)

PolyCirculinearCurve2D(int size)

PolyCirculinearCurve2D(T[] curves)

PolyCirculinearCurve2D(T[] curves, boolean closed)

Method Summary

CirculinearCurveSet2D<? extends CirculinearContinuousCurve2D>	clip(Box2D box) Clip the PolyCurve2D by a box.
CirculinearDomain2D	getBuffer(double dist) Computes the buffer of the shape, formed by the set of points located at a distance from the shape that is lower or equal to d.
Collection<? extends PolyCirculinearCurve2D<?>>	getContinuousCurves() Returns the collection of continuous curves which constitute this curve.
double	getLength()
double	getLength(double pos)
CirculinearContinuousCurve2D	getParallel(double d) Creates a new curve, formed by the points with parameterization: p(t) = c(t) + d*n(t)/|n(t)|, with p(t) being a point of the original curve, n(t) the normal of the curve, and |n| being the norm of n. In the case of a continuous curve formed by several smooth circulinear elements, the parallels of contiguous elements are joined by a circle arc.
double	getPosition(double length)
PolyCirculinearCurve2D<? extends CirculinearContinuousCurve2D>	getReverseCurve() Returns the curve with same trace on the plane with parametrization in reverse order.
Collection<? extends CirculinearElement2D>	getSmoothPieces() Returns a collection containing only instances of SmoothCurve2D.
PolyCirculinearCurve2D<? extends CirculinearContinuousCurve2D>	getSubCurve(double t0, double t1) Return an instance of PolyOrientedCurve2D.
PolyCirculinearCurve2D<? extends CirculinearContinuousCurve2D>	transform(CircleInversion2D inv) Transforms the shape by a circle inversion.

Methods inherited from class math.geom2d.domain.PolyOrientedCurve2D

getSignedDistance, getSignedDistance, getWindingAngle, isInside, transform

Methods inherited from class math.geom2d.curve.PolyCurve2D

appendPath, draw, equals, getAsPolyline, getGeneralPath, getLeftTangent, getRightTangent, isClosed, setClosed, wrapCurve

Methods inherited from class math.geom2d.curve.CurveArray2D

addCurve, clearCurves, clone, contains, contains, containsCurve, getAsAWTShape, getBoundingBox, getChildCurve, getCurve, getCurveIndex, getCurveNumber, getCurves, getDistance, getDistance, getFirstCurve, getFirstPoint, getGlobalPosition, getIntersections, getLastCurve, getLastPoint, getLocalPosition, getPoint, getPosition, getSingularPoints, getT0, getT1, isBounded, isEmpty, isSingular, iterator, project, removeCurve

Methods inherited from class math.geom2d.curve.CurveSet2D

fromUnitSegment, toUnitSegment

Methods inherited from class java.lang.Object

finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface math.geom2d.domain.ContinuousOrientedCurve2D

transform

Methods inherited from interface math.geom2d.curve.ContinuousCurve2D

appendPath, getAsPolyline, getLeftTangent, getRightTangent, isClosed

Methods inherited from interface math.geom2d.domain.OrientedCurve2D

getSignedDistance, getSignedDistance, getWindingAngle, isInside

Methods inherited from interface math.geom2d.curve.Curve2D

clone, draw, getAsAWTShape, getFirstPoint, getIntersections, getLastPoint, getPoint, getPosition, getSingularPoints, getT0, getT1, isSingular, project

Methods inherited from interface math.geom2d.Shape2D

contains, contains, getBoundingBox, getDistance, getDistance, isBounded, isEmpty

Constructor Detail

PolyCirculinearCurve2D

public PolyCirculinearCurve2D()

PolyCirculinearCurve2D

public PolyCirculinearCurve2D(int size)

PolyCirculinearCurve2D

public PolyCirculinearCurve2D(T[] curves)

PolyCirculinearCurve2D

public PolyCirculinearCurve2D(T[] curves,
                              boolean closed)

PolyCirculinearCurve2D

public PolyCirculinearCurve2D(Collection<? extends T> curves)

PolyCirculinearCurve2D

public PolyCirculinearCurve2D(Collection<? extends T> curves,
                              boolean closed)

Method Detail

getLength

public double getLength()

Specified by:

getLength in interface CirculinearCurve2D

Returns:

the length of the curve

getLength

public double getLength(double pos)

Specified by:

getLength in interface CirculinearCurve2D

Returns:

the length from the beginning to the position given by pos

getPosition

public double getPosition(double length)

Specified by:

getPosition in interface CirculinearCurve2D

Returns:

the position located at distance 'length' from the origin

getBuffer

public CirculinearDomain2D getBuffer(double dist)

Description copied from interface: CirculinearShape2D

Computes the buffer of the shape, formed by the set of points located at a distance from the shape that is lower or equal to d.

Specified by:

getBuffer in interface CirculinearShape2D

Parameters:

dist - the maximal distance between a point of the buffer and the shape

Returns:

the buffer of the shape

getParallel

public CirculinearContinuousCurve2D getParallel(double d)

Description copied from interface: CirculinearCurve2D

Creates a new curve, formed by the points with parameterization: p(t) = c(t) + d*n(t)/|n(t)|, with p(t) being a point of the original curve, n(t) the normal of the curve, and |n| being the norm of n.
In the case of a continuous curve formed by several smooth circulinear elements, the parallels of contiguous elements are joined by a circle arc.

Specified by:

getParallel in interface CirculinearContinuousCurve2D

Specified by:

getParallel in interface CirculinearCurve2D

Specified by:

getParallel in interface ContinuousCirculinearCurve2D

Parameters:

d - the distance between the original curve and he parallel curve.

Returns:

the parallel curve

transform

public PolyCirculinearCurve2D<? extends CirculinearContinuousCurve2D> transform(CircleInversion2D inv)

Description copied from interface: CirculinearShape2D

Transforms the shape by a circle inversion. The result is still an instance a CirculinearShape2D.

Specified by:

transform in interface CirculinearContinuousCurve2D

Specified by:

transform in interface CirculinearCurve2D

Specified by:

transform in interface CirculinearShape2D

Specified by:

transform in interface ContinuousCirculinearCurve2D

Parameters:

inv - the circle inversion

Returns:

the transformed shape

getSmoothPieces

public Collection<? extends CirculinearElement2D> getSmoothPieces()

Description copied from class: PolyCurve2D

Returns a collection containing only instances of SmoothCurve2D.

Specified by:

getSmoothPieces in interface CirculinearContinuousCurve2D

Specified by:

getSmoothPieces in interface ContinuousCirculinearCurve2D

Specified by:

getSmoothPieces in interface ContinuousCurve2D

Overrides:

getSmoothPieces in class PolyCurve2D<T extends CirculinearContinuousCurve2D>

Returns:

a collection of SmoothCurve2D

getContinuousCurves

public Collection<? extends PolyCirculinearCurve2D<?>> getContinuousCurves()

Description copied from interface: Curve2D

Returns the collection of continuous curves which constitute this curve.

Specified by:

getContinuousCurves in interface CirculinearCurve2D

Specified by:

getContinuousCurves in interface Curve2D

Overrides:

getContinuousCurves in class PolyCurve2D<T extends CirculinearContinuousCurve2D>

Returns:

a collection of continuous curves.

clip

public CirculinearCurveSet2D<? extends CirculinearContinuousCurve2D> clip(Box2D box)

Description copied from class: PolyOrientedCurve2D

Clip the PolyCurve2D by a box. The result is an instance of CurveSet2D, which contains only instances of ContinuousOrientedCurve2D. If the PolyCurve2D is not clipped, the result is an instance of CurveSet2D which contains 0 curves.

Specified by:

clip in interface CirculinearContinuousCurve2D

Specified by:

clip in interface CirculinearCurve2D

Specified by:

clip in interface ContinuousCirculinearCurve2D

Specified by:

clip in interface ContinuousCurve2D

Specified by:

clip in interface Curve2D

Specified by:

clip in interface ContinuousOrientedCurve2D

Specified by:

clip in interface OrientedCurve2D

Specified by:

clip in interface Shape2D

Overrides:

clip in class PolyOrientedCurve2D<T extends CirculinearContinuousCurve2D>

Parameters:

box - the clipping box

Returns:

the clipped shape

getReverseCurve

public PolyCirculinearCurve2D<? extends CirculinearContinuousCurve2D> getReverseCurve()

Description copied from interface: Curve2D

Returns the curve with same trace on the plane with parametrization in reverse order.

Specified by:

getReverseCurve in interface CirculinearContinuousCurve2D

Specified by:

getReverseCurve in interface CirculinearCurve2D

Specified by:

getReverseCurve in interface ContinuousCirculinearCurve2D

Specified by:

getReverseCurve in interface ContinuousCurve2D

Specified by:

getReverseCurve in interface Curve2D

Specified by:

getReverseCurve in interface ContinuousOrientedCurve2D

Specified by:

getReverseCurve in interface OrientedCurve2D

Overrides:

getReverseCurve in class PolyOrientedCurve2D<T extends CirculinearContinuousCurve2D>

getSubCurve

public PolyCirculinearCurve2D<? extends CirculinearContinuousCurve2D> getSubCurve(double t0,
                                                                                  double t1)

Description copied from class: PolyOrientedCurve2D

Return an instance of PolyOrientedCurve2D.

Specified by:

getSubCurve in interface CirculinearContinuousCurve2D

Specified by:

getSubCurve in interface CirculinearCurve2D

Specified by:

getSubCurve in interface ContinuousCirculinearCurve2D

Specified by:

getSubCurve in interface ContinuousCurve2D

Specified by:

getSubCurve in interface Curve2D

Specified by:

getSubCurve in interface ContinuousOrientedCurve2D

Overrides:

getSubCurve in class PolyOrientedCurve2D<T extends CirculinearContinuousCurve2D>

Parameters:

t0 - position of the start of the sub-curve

t1 - position of the end of the sub-curve

Returns:

the portion of original curve comprised between t0 and t1.