ILine (pythagoras 1.4.3 API)

All Superinterfaces:

Cloneable, IShape

All Known Implementing Classes:

AbstractLine, Line
```
public interface ILine
extends IShape, Cloneable
```
Provides read-only access to a Line.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`Line`	`clone()` Returns a mutable copy of this line.
`Point`	`p1()` Returns a copy of the starting point of this line.
`Point`	`p1(Point target)` Initializes the supplied point with this line's starting point.
`Point`	`p2()` Returns a copy of the ending point of this line.
`Point`	`p2(Point target)` Initializes the supplied point with this line's ending point.
`float`	`pointLineDist(float px, float py)` Returns the distance from the specified point to the line defined by this line segment.
`float`	`pointLineDist(XY p)` Returns the distance from the supplied point to the line defined by this line segment.
`float`	`pointLineDistSq(float px, float py)` Returns the square of the distance from the specified point to the line defined by this line segment.
`float`	`pointLineDistSq(XY p)` Returns the square of the distance from the supplied point to the line defined by this line segment.
`float`	`pointSegDist(float px, float py)` Returns the distance from the specified point this line segment.
`float`	`pointSegDist(XY p)` Returns the distance from the supplied point this line segment.
`float`	`pointSegDistSq(float px, float py)` Returns the square of the distance from the specified point this line segment.
`float`	`pointSegDistSq(XY p)` Returns the square of the distance from the supplied point this line segment.
`int`	`relativeCCW(float px, float py)` Returns an indicator of where the specified point (px,py) lies with respect to this line segment.
`int`	`relativeCCW(XY p)` Returns an indicator of where the specified point lies with respect to this line segment.
`float`	`x1()` Returns the x-coordinate of the start of this line.
`float`	`x2()` Returns the x-coordinate of the end of this line.
`float`	`y1()` Returns the y-coordinate of the start of this line.
`float`	`y2()` Returns the y-coordinate of the end of this line.

Methods inherited from interface pythagoras.f.IShape
bounds, bounds, contains, contains, contains, contains, intersects, intersects, isEmpty, pathIterator, pathIterator

- Method Detail
  - x1
```
float x1()
```
    Returns the x-coordinate of the start of this line.
  - y1
```
float y1()
```
    Returns the y-coordinate of the start of this line.
  - x2
```
float x2()
```
    Returns the x-coordinate of the end of this line.
  - y2
```
float y2()
```
    Returns the y-coordinate of the end of this line.
  - p1
```
Point p1()
```
    Returns a copy of the starting point of this line.
  - p1
```
Point p1(Point target)
```
    Initializes the supplied point with this line's starting point.
    
    Returns:
    
    the supplied point.
  - p2
```
Point p2()
```
    Returns a copy of the ending point of this line.
  - p2
```
Point p2(Point target)
```
    Initializes the supplied point with this line's ending point.
    
    Returns:
    
    the supplied point.
  - pointLineDistSq
```
float pointLineDistSq(float px,
                      float py)
```
    Returns the square of the distance from the specified point to the line defined by this line segment.
  - pointLineDistSq
```
float pointLineDistSq(XY p)
```
    Returns the square of the distance from the supplied point to the line defined by this line segment.
  - pointLineDist
```
float pointLineDist(float px,
                    float py)
```
    Returns the distance from the specified point to the line defined by this line segment.
  - pointLineDist
```
float pointLineDist(XY p)
```
    Returns the distance from the supplied point to the line defined by this line segment.
  - pointSegDistSq
```
float pointSegDistSq(float px,
                     float py)
```
    Returns the square of the distance from the specified point this line segment.
  - pointSegDistSq
```
float pointSegDistSq(XY p)
```
    Returns the square of the distance from the supplied point this line segment.
  - pointSegDist
```
float pointSegDist(float px,
                   float py)
```
    Returns the distance from the specified point this line segment.
  - pointSegDist
```
float pointSegDist(XY p)
```
    Returns the distance from the supplied point this line segment.
  - relativeCCW
```
int relativeCCW(float px,
                float py)
```
    Returns an indicator of where the specified point (px,py) lies with respect to this line segment.
  - relativeCCW
```
int relativeCCW(XY p)
```
    Returns an indicator of where the specified point lies with respect to this line segment.
  - clone
```
Line clone()
```
    Returns a mutable copy of this line.

Interface ILine

Method Summary

Methods inherited from interface pythagoras.f.IShape

Method Detail

x1

y1

x2

y2

p1

p1

p2

p2

pointLineDistSq

pointLineDistSq

pointLineDist

pointLineDist

pointSegDistSq

pointSegDistSq

pointSegDist

pointSegDist

relativeCCW

relativeCCW

clone