org.gvsig.euclidean

Class EuclideanLine2DImpl

java.lang.Object

org.gvsig.euclidean.EuclideanLine2DImpl

All Implemented Interfaces:

EuclideanLine2D

public class EuclideanLine2DImpl
extends java.lang.Object
implements EuclideanLine2D

Constructor Summary

Constructors

Constructor and Description
EuclideanLine2DImpl(double m, double b) If m parameter m is infinite, preferably use the constructor EuclideanLine2DImpl(double coefA, double coefB, double coefC)
EuclideanLine2DImpl(double coefA, double coefB, double coefC)
EuclideanLine2DImpl(double x0, double y0, double x1, double y1)
EuclideanLine2DImpl(java.awt.geom.Point2D p0, java.awt.geom.Point2D p1)

Method Summary

Modifier and Type	Method and Description
double	getA() Return coeficient A of general equation (Ax + By + C=0).
double	getAngle() Returns the angle in radians between this line and x-axis
double	getAngle(EuclideanLine2D line) Returns the minor angle in radians between this line and the line parameter
double	getAngle(EuclideanLine2D line, java.awt.geom.Point2D quadrant) Returns the angle in radians between this line and the line parameter in the quadrant containing the point parameter
double	getB() Return coeficient B of general equation (Ax + By + C=0).
EuclideanLine2D[]	getBisectors(EuclideanLine2D line) Returns the bisectors between this line and the line passed as parameter
double	getC() Return coeficient C of general equation (Ax + By + C=0).
double	getDegreesAngle() Returns the angle in degrees between this line and x-axis
double	getDegreesAngle(EuclideanLine2D line) Returns the minor angle in degrees between this line and the line parameter
double	getDegreesAngle(EuclideanLine2D line, java.awt.geom.Point2D quadrant) Returns the angle in degrees between this line and the line parameter in the quadrant containing the point parameter
double	getDistance(double pointX, double pointY) Returns the distance between this line and the point whose coordinates are the parameters
double	getDistance(EuclideanLine2D line) Return the distance between this line and the parameter line
double	getDistance(java.awt.geom.Point2D point) Returns the distance between this line and the point
java.awt.geom.Point2D	getIntersection(EuclideanLine2D line) Returns the intersection between this line and the line passed as parameter
java.awt.geom.Point2D	getNearestPoint(double pointX, double pointY) Returns the nearest point of this line to the point whose coordinates are pointx, pointy
java.awt.geom.Point2D	getNearestPoint(java.awt.geom.Point2D point) Returns the nearest point of this line to the point
EuclideanLine2D	getParallel(double pointX, double pointY) Returns a parallel line that passes through the point whose coordinates are pointx, pointy
EuclideanLine2D	getParallel(java.awt.geom.Point2D point) Returns a parallel line that passes through a point
EuclideanLine2D	getPerpendicular(double pointX, double pointY) Returns a perpendicular line that passes through the point whose coordinates are pointx, pointy
EuclideanLine2D	getPerpendicular(java.awt.geom.Point2D point) Returns a perpendicular line that passes through a point
double	getSlope() Return de slope (m in explicit equation of the line y=m+x+b)
java.awt.geom.Point2D	getSymmetricalPoint(java.awt.geom.Point2D point) Returns the point symmetrical to the given point with respect to the line
double	getX(double y) Returns the x coordinate of a point on the line whose y coordinate is the value of the parameter
double	getY(double x) Returns the y coordinate of a point on the line whose x coordinate is the value of the parameter
double	getYIntercept() Return de Y-intercept (b in explicit equation of the line y=m+x+b)
boolean	isParallel(EuclideanLine2D line) Returns true if this line and the line passed as parameter are parallel
boolean	isPerpendicularl(EuclideanLine2D line) Returns true if this line and the line passed as parameter are perpendicular

Methods inherited from class java.lang.Object

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

Constructor Detail

EuclideanLine2DImpl

public EuclideanLine2DImpl(double coefA,
                           double coefB,
                           double coefC)

EuclideanLine2DImpl

public EuclideanLine2DImpl(double m,
                           double b)

If m parameter m is infinite, preferably use the constructor EuclideanLine2DImpl(double coefA, double coefB, double coefC)

Parameters:

m -

b -

EuclideanLine2DImpl

public EuclideanLine2DImpl(double x0,
                           double y0,
                           double x1,
                           double y1)

EuclideanLine2DImpl

public EuclideanLine2DImpl(java.awt.geom.Point2D p0,
                           java.awt.geom.Point2D p1)

Method Detail

getA

public double getA()

Description copied from interface: EuclideanLine2D

Return coeficient A of general equation (Ax + By + C=0).

Specified by:

getA in interface EuclideanLine2D

Returns:

A

getB

public double getB()

Description copied from interface: EuclideanLine2D

Return coeficient B of general equation (Ax + By + C=0).

Specified by:

getB in interface EuclideanLine2D

Returns:

B

getC

public double getC()

Description copied from interface: EuclideanLine2D

Return coeficient C of general equation (Ax + By + C=0).

Specified by:

getC in interface EuclideanLine2D

Returns:

C

getSlope

public double getSlope()

Description copied from interface: EuclideanLine2D

Return de slope (m in explicit equation of the line y=m+x+b)

Specified by:

getSlope in interface EuclideanLine2D

Returns:

m

getYIntercept

public double getYIntercept()

Description copied from interface: EuclideanLine2D

Return de Y-intercept (b in explicit equation of the line y=m+x+b)

Specified by:

getYIntercept in interface EuclideanLine2D

Returns:

b

getY

public double getY(double x)

Description copied from interface: EuclideanLine2D

Returns the y coordinate of a point on the line whose x coordinate is the value of the parameter

Specified by:

getY in interface EuclideanLine2D

Returns:

y

getX

public double getX(double y)

Description copied from interface: EuclideanLine2D

Returns the x coordinate of a point on the line whose y coordinate is the value of the parameter

Specified by:

getX in interface EuclideanLine2D

Returns:

x

getAngle

public double getAngle()

Description copied from interface: EuclideanLine2D

Returns the angle in radians between this line and x-axis

Specified by:

getAngle in interface EuclideanLine2D

Returns:

angle (radians)

getDegreesAngle

public double getDegreesAngle()

Description copied from interface: EuclideanLine2D

Returns the angle in degrees between this line and x-axis

Specified by:

getDegreesAngle in interface EuclideanLine2D

Returns:

angle (radians)

getAngle

public double getAngle(EuclideanLine2D line)

Description copied from interface: EuclideanLine2D

Returns the minor angle in radians between this line and the line parameter

Specified by:

getAngle in interface EuclideanLine2D

Returns:

angle (radians)

getAngle

public double getAngle(EuclideanLine2D line,
                       java.awt.geom.Point2D quadrant)

Description copied from interface: EuclideanLine2D

Returns the angle in radians between this line and the line parameter in the quadrant containing the point parameter

Specified by:

getAngle in interface EuclideanLine2D

Returns:

angle (radians)

getDegreesAngle

public double getDegreesAngle(EuclideanLine2D line)

Description copied from interface: EuclideanLine2D

Returns the minor angle in degrees between this line and the line parameter

Specified by:

getDegreesAngle in interface EuclideanLine2D

Returns:

angle (degrees)

getDegreesAngle

public double getDegreesAngle(EuclideanLine2D line,
                              java.awt.geom.Point2D quadrant)

Description copied from interface: EuclideanLine2D

Returns the angle in degrees between this line and the line parameter in the quadrant containing the point parameter

Specified by:

getDegreesAngle in interface EuclideanLine2D

Returns:

angle (degrees)

getDistance

public double getDistance(double pointX,
                          double pointY)

Description copied from interface: EuclideanLine2D

Returns the distance between this line and the point whose coordinates are the parameters

Specified by:

getDistance in interface EuclideanLine2D

Returns:

distance line-point

getDistance

public double getDistance(java.awt.geom.Point2D point)

Description copied from interface: EuclideanLine2D

Returns the distance between this line and the point

Specified by:

getDistance in interface EuclideanLine2D

Returns:

distance line-point

getDistance

public double getDistance(EuclideanLine2D line)

Description copied from interface: EuclideanLine2D

Return the distance between this line and the parameter line

Specified by:

getDistance in interface EuclideanLine2D

Returns:

distance line-line

isParallel

public boolean isParallel(EuclideanLine2D line)

Description copied from interface: EuclideanLine2D

Returns true if this line and the line passed as parameter are parallel

Specified by:

isParallel in interface EuclideanLine2D

Returns:

boolean

isPerpendicularl

public boolean isPerpendicularl(EuclideanLine2D line)

Description copied from interface: EuclideanLine2D

Returns true if this line and the line passed as parameter are perpendicular

Specified by:

isPerpendicularl in interface EuclideanLine2D

Returns:

boolean

getIntersection

public java.awt.geom.Point2D getIntersection(EuclideanLine2D line)

Description copied from interface: EuclideanLine2D

Returns the intersection between this line and the line passed as parameter

Specified by:

getIntersection in interface EuclideanLine2D

Returns:

intersection point

getPerpendicular

public EuclideanLine2D getPerpendicular(double pointX,
                                        double pointY)

Description copied from interface: EuclideanLine2D

Returns a perpendicular line that passes through the point whose coordinates are pointx, pointy

Specified by:

getPerpendicular in interface EuclideanLine2D

Returns:

getPerpendicular

public EuclideanLine2D getPerpendicular(java.awt.geom.Point2D point)

Description copied from interface: EuclideanLine2D

Returns a perpendicular line that passes through a point

Specified by:

getPerpendicular in interface EuclideanLine2D

Returns:

perpendicular line

getParallel

public EuclideanLine2D getParallel(double pointX,
                                   double pointY)

Description copied from interface: EuclideanLine2D

Returns a parallel line that passes through the point whose coordinates are pointx, pointy

Specified by:

getParallel in interface EuclideanLine2D

Returns:

parallel line

getParallel

public EuclideanLine2D getParallel(java.awt.geom.Point2D point)

Description copied from interface: EuclideanLine2D

Returns a parallel line that passes through a point

Specified by:

getParallel in interface EuclideanLine2D

Returns:

parallel line

getNearestPoint

public java.awt.geom.Point2D getNearestPoint(double pointX,
                                             double pointY)

Description copied from interface: EuclideanLine2D

Returns the nearest point of this line to the point whose coordinates are pointx, pointy

Specified by:

getNearestPoint in interface EuclideanLine2D

Returns:

nearestPoint

getNearestPoint

public java.awt.geom.Point2D getNearestPoint(java.awt.geom.Point2D point)

Description copied from interface: EuclideanLine2D

Returns the nearest point of this line to the point

Specified by:

getNearestPoint in interface EuclideanLine2D

Returns:

nearestPoint

getBisectors

public EuclideanLine2D[] getBisectors(EuclideanLine2D line)

Description copied from interface: EuclideanLine2D

Returns the bisectors between this line and the line passed as parameter

Specified by:

getBisectors in interface EuclideanLine2D

Returns:

bisectors

getSymmetricalPoint

public java.awt.geom.Point2D getSymmetricalPoint(java.awt.geom.Point2D point)

Description copied from interface: EuclideanLine2D

Returns the point symmetrical to the given point with respect to the line

Specified by:

getSymmetricalPoint in interface EuclideanLine2D

Returns:

the symmetrical point