Package technology.tabula

Class Ruling

java.lang.Object

java.awt.geom.Line2D

java.awt.geom.Line2D.Float

technology.tabula.Ruling

All Implemented Interfaces:

Shape, Serializable, Cloneable

public class Ruling
extends Line2D.Float

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.awt.geom.Line2D

Line2D.Double, Line2D.Float

Field Summary

Fields

Modifier and Type	Field	Description
static final int	COLINEAR_OR_PARALLEL_PIXEL_EXPAND_AMOUNT
static final int	PERPENDICULAR_PIXEL_EXPAND_AMOUNT

Fields inherited from class java.awt.geom.Line2D.Float

x1, x2, y1, y2

Constructor Summary

Constructors

Constructor	Description
Ruling(float top, float left, float width, float height)
Ruling(Point2D p1, Point2D p2)

Method Summary

Modifier and Type	Method	Description
boolean	colinear(Point2D point)
static List<Ruling>	collapseOrientedRulings(List<Ruling> lines)
static List<Ruling>	collapseOrientedRulings(List<Ruling> lines, int colinearExpandAmount)
static List<Ruling>	collapseOrientedRulings(List<Ruling> lines, int colinearExpandAmount, int perpendicularExpandAmout)
static List<Ruling>	collapseOrientedRulings(List<Ruling> lines, int colinearExpandAmount, int perpendicularExpandAmount, float magnetRadius)
static List<Ruling>	cropRulingsToArea(List<Ruling> rulings, Rectangle2D area)
boolean	equals(Object other)
Ruling	expand(float amount)
static Map<Point2D,Ruling[]>	findIntersections(List<Ruling> horizontals, List<Ruling> verticals)
static Map<Point2D,Ruling[]>	findIntersections(List<Ruling> horizontals, List<Ruling> verticals, int horizontalExpandAmount, int verticalExpandAmount)
double	getAngle()
float	getBottom()
float	getEnd()
float	getHeight()
float	getLeft()
float	getPosition()
float	getRight()
float	getStart()
float	getTop()
float	getWidth()
boolean	horizontal()
Ruling	intersect(Rectangle2D clip)
Point2D	intersectionPoint(Ruling other, int perpendicularExpandAmount)
double	length()
boolean	nearlyIntersects(Ruling another)
boolean	nearlyIntersects(Ruling another, int colinearOrParallelExpandAmount, int perpendicularExpandAmout)
void	normalize()	Normalize almost horizontal or almost vertical lines
boolean	oblique()
boolean	parallelTo(Ruling other)
boolean	perpendicularTo(Ruling other)
void	setBottom(float v)
void	setEnd(float v)
void	setLeft(float v)
void	setPosition(float v)
void	setRight(float v)
void	setStart(float v)
void	setTop(float v)
String	toString()
boolean	vertical()

Methods inherited from class java.awt.geom.Line2D.Float

getBounds2D, getP1, getP2, getX1, getX2, getY1, getY2, setLine, setLine

Methods inherited from class java.awt.geom.Line2D

clone, contains, contains, contains, contains, getBounds, getPathIterator, getPathIterator, intersects, intersects, intersectsLine, intersectsLine, linesIntersect, ptLineDist, ptLineDist, ptLineDist, ptLineDistSq, ptLineDistSq, ptLineDistSq, ptSegDist, ptSegDist, ptSegDist, ptSegDistSq, ptSegDistSq, ptSegDistSq, relativeCCW, relativeCCW, relativeCCW, setLine, setLine

Methods inherited from class java.lang.Object

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

Field Details

PERPENDICULAR_PIXEL_EXPAND_AMOUNT

public static final int PERPENDICULAR_PIXEL_EXPAND_AMOUNT

See Also:

• Constant Field Values

COLINEAR_OR_PARALLEL_PIXEL_EXPAND_AMOUNT

public static final int COLINEAR_OR_PARALLEL_PIXEL_EXPAND_AMOUNT

See Also:

• Constant Field Values

Constructor Details

Ruling

public Ruling(float top,
 float left,
 float width,
 float height)

Ruling

public Ruling(Point2D p1,
 Point2D p2)

Method Details

normalize

public void normalize()

Normalize almost horizontal or almost vertical lines

vertical

public boolean vertical()

horizontal

public boolean horizontal()

oblique

public boolean oblique()

getPosition

public float getPosition()

setPosition

public void setPosition(float v)

getStart

public float getStart()

setStart

public void setStart(float v)

getEnd

public float getEnd()

setEnd

public void setEnd(float v)

perpendicularTo

public boolean perpendicularTo(Ruling other)

colinear

public boolean colinear(Point2D point)

nearlyIntersects

public boolean nearlyIntersects(Ruling another)

nearlyIntersects

public boolean nearlyIntersects(Ruling another,
 int colinearOrParallelExpandAmount,
 int perpendicularExpandAmout)

length

public double length()

intersect

public Ruling intersect(Rectangle2D clip)

expand

public Ruling expand(float amount)

intersectionPoint

public Point2D intersectionPoint(Ruling other,
 int perpendicularExpandAmount)

equals

public boolean equals(Object other)

Overrides:

equals in class Object

getTop

public float getTop()

setTop

public void setTop(float v)

getLeft

public float getLeft()

setLeft

public void setLeft(float v)

getBottom

public float getBottom()

setBottom

public void setBottom(float v)

getRight

public float getRight()

setRight

public void setRight(float v)

getWidth

public float getWidth()

getHeight

public float getHeight()

getAngle

public double getAngle()

parallelTo

public boolean parallelTo(Ruling other)

toString

public String toString()

Overrides:

toString in class Object

cropRulingsToArea

public static List<Ruling> cropRulingsToArea(List<Ruling> rulings,
 Rectangle2D area)

findIntersections

public static Map<Point2D,Ruling[]> findIntersections(List<Ruling> horizontals,
 List<Ruling> verticals)

findIntersections

public static Map<Point2D,Ruling[]> findIntersections(List<Ruling> horizontals,
 List<Ruling> verticals,
 int horizontalExpandAmount,
 int verticalExpandAmount)

collapseOrientedRulings

public static List<Ruling> collapseOrientedRulings(List<Ruling> lines)

collapseOrientedRulings

public static List<Ruling> collapseOrientedRulings(List<Ruling> lines,
 int colinearExpandAmount)

collapseOrientedRulings

public static List<Ruling> collapseOrientedRulings(List<Ruling> lines,
 int colinearExpandAmount,
 int perpendicularExpandAmout)

collapseOrientedRulings

public static List<Ruling> collapseOrientedRulings(List<Ruling> lines,
 int colinearExpandAmount,
 int perpendicularExpandAmount,
 float magnetRadius)