edu.uci.ics.jung.visualization
Class Coordinates

java.lang.Object
  edu.uci.ics.jung.visualization.Coordinates

public class Coordinates

extends java.lang.Object

Stores coordinates (X,Y) for vertices being visualized.

Author:

Scott White

Constructor Summary

Coordinates()

Coordinates(Coordinates coordinates)
Initializes this coordinate to the value of the passed-in coordinate.

Coordinates(double x, double y)

Method Summary

void	add(double x, double y) Increases the x and y values of this scalar by (x, y).
void	addX(double d) Increases the x value by d.
void	addY(double d) Increases the y value by d.
double	distance(Coordinates o) Computes the euclidean distance between two coordinates
double	getX()
double	getY()
Coordinates	midpoint(Coordinates o) Computes the midpoint between the two coordinates
void	mult(double x, double y) Multiplies a coordinate by scalar x and y values.
void	multX(double d) Multiplies the X coordinate by a scalar value.
void	multY(double d) Multiplies the Y coordinate by a scalar value.
void	setX(double d) Sets the x value to be d;
void	setY(double d) Sets the y value to be d;

Methods inherited from class java.lang.Object

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

Constructor Detail

Coordinates

public Coordinates()

Coordinates

public Coordinates(double x,
                   double y)

Coordinates

public Coordinates(Coordinates coordinates)

Initializes this coordinate to the value of the passed-in coordinate.

Parameters:

coordinates -

Method Detail

getX

public double getX()

getY

public double getY()

setX

public void setX(double d)

Sets the x value to be d;

Parameters:

d -

setY

public void setY(double d)

Sets the y value to be d;

Parameters:

d -

add

public void add(double x,
                double y)

Increases the x and y values of this scalar by (x, y).

Parameters:

x -

y -

addX

public void addX(double d)

Increases the x value by d.

Parameters:

d -

addY

public void addY(double d)

Increases the y value by d.

Parameters:

d -

mult

public void mult(double x,
                 double y)

Multiplies a coordinate by scalar x and y values.

Parameters:

x - A scalar to multiple x by

y - A scalar to multiply y by

multX

public void multX(double d)

Multiplies the X coordinate by a scalar value.

For example, (3, 10) x-scaled by 2 returns (6, 10).

Parameters:

d - the scalar value by which x will be multiplied

multY

public void multY(double d)

Multiplies the Y coordinate by a scalar value.

For example, (3, 10) y-scaled by 2 returns (3, 20).

Parameters:

d - the scalar value by which y will be multiplied

distance

public double distance(Coordinates o)

Computes the euclidean distance between two coordinates

Parameters:

o - another coordinates

Returns:

the euclidean distance

midpoint

public Coordinates midpoint(Coordinates o)

Computes the midpoint between the two coordinates

Parameters:

o - another coordinates

Returns:

the midpoint