Class Terminus

java.lang.Object

Terminus

All Implemented Interfaces:

java.io.Serializable

public class Terminus
extends java.lang.Object
implements java.io.Serializable

A class representing the end of a Yarn (which is a pseudoline). Every Yarn begins and ends at a Terminus, and each Terminus is the beginning or ending point of exactly one Yarn. Each Terminus has an associated angle, which is the angle of the family of parallel rhomb edges that define the Yarn.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static long	serialVersionUID For serialization

Method Summary

Methods

Modifier and Type	Method and Description
static Terminus	createTerminus(int i, int a) Public static factory method
boolean	equals(java.lang.Object obj) Two Termini are equal if they have the same indices and angles.
int	getAngle() A getter method.
int	getIndex() A getter method.
int	hashCode() hashCode override.
void	swapAngles(Terminus t) Swap the angles of two Termini.
java.lang.String	toString() Simple toString method

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

serialVersionUID

public static final long serialVersionUID

For serialization

See Also:

Constant Field Values

Method Detail

createTerminus

public static Terminus createTerminus(int i,
                      int a)

Public static factory method

Parameters:

i - The index of this in a big list of Termini.

a - The angle.

equals

public boolean equals(java.lang.Object obj)

Two Termini are equal if they have the same indices and angles.

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

hashCode override.

Overrides:

hashCode in class java.lang.Object

getIndex

public int getIndex()

A getter method.

Returns:

The index.

getAngle

public int getAngle()

A getter method.

Returns:

The angle.

toString

public java.lang.String toString()

Simple toString method

Overrides:

toString in class java.lang.Object

Returns:

A String with the index and angle.

swapAngles

public void swapAngles(Terminus t)

Swap the angles of two Termini. They're assumed to be adjacent, but we don't check.

Parameters:

t - The other Terminus.