at.mug.iqm.api.gui.roi

Class LineROI

java.lang.Object

javax.media.jai.ROI

javax.media.jai.ROIShape

at.mug.iqm.api.gui.roi.AbstractROIShape

at.mug.iqm.api.gui.roi.LineROI

All Implemented Interfaces:

ISerializableROI, Serializable

public class LineROI
extends AbstractROIShape

A LineROI represents a straight line between two points.

Author:

Philipp Kainz

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private Point2D	endPoint The end point of the line.
private double	length The length of the object.
private static long	serialVersionUID The UID for serialization.
private Point2D	startPoint The start point of the line.

Fields inherited from interface at.mug.iqm.api.gui.roi.ISerializableROI

SEG_CLOSE, SEG_CUBICTO, SEG_LINETO, SEG_MOVETO, SEG_QUADTO, WIND_EVEN_ODD, WIND_NON_ZERO

Constructor Summary

Constructors

Modifier	Constructor and Description
private	LineROI(Area a) A private constructor using an Area object.
	LineROI(Point2D start, Point2D end) Constructs a new line using start and end point.
	LineROI(Shape s) A public constructor using a Shape object.

Method Summary

Modifier and Type	Method and Description
void	calculateEndpoints() Calculate the start and end point of the segment.
void	calculateLength() Calculates and sets the length of this shape.
Point2D	getEndPoint() Returns the coordinates of the last path segment.
double	getLength()
Point2D	getStartPoint() Get the first segment and return the start point.
void	setEndPoint(Point2D endPoint)
void	setLength(double length)
void	setStartPoint(Point2D startPoint)
String	toString()

Methods inherited from class at.mug.iqm.api.gui.roi.AbstractROIShape

getBoundaryCenter, getPathIterator, isClosed, segmentCodeToString, windingRuleToString

Methods inherited from class javax.media.jai.ROIShape

add, contains, contains, contains, contains, contains, contains, contains, contains, exclusiveOr, getAsBitmask, getAsImage, getAsRectangleList, getAsRectangleList, getAsShape, getBounds, getBounds2D, intersect, intersects, intersects, intersects, intersects, subtract, transform

Methods inherited from class javax.media.jai.ROI

getThreshold, mergeRunLengthList, performImageOp, performImageOp, setThreshold, transform

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

The UID for serialization.

See Also:

Constant Field Values

length

private double length

The length of the object.

startPoint

private Point2D startPoint

The start point of the line.

endPoint

private Point2D endPoint

The end point of the line.

Constructor Detail

LineROI

public LineROI(Shape s)

A public constructor using a Shape object.

Parameters:

s -

LineROI

private LineROI(Area a)

A private constructor using an Area object. NOTE: this constructor should not be used for a line object.

Parameters:

a -

LineROI

public LineROI(Point2D start,
               Point2D end)

Constructs a new line using start and end point.

Parameters:

start -

end -

Method Detail

getLength

public double getLength()

Returns:

the length

setLength

public void setLength(double length)

Parameters:

length - the length to set

calculateLength

public void calculateLength()

Calculates and sets the length of this shape.

calculateEndpoints

public void calculateEndpoints()

Calculate the start and end point of the segment.

setStartPoint

public void setStartPoint(Point2D startPoint)

getStartPoint

public Point2D getStartPoint()

Description copied from class: AbstractROIShape

Get the first segment and return the start point.

Overrides:

getStartPoint in class AbstractROIShape

Returns:

the 2D coordinates of the start point

setEndPoint

public void setEndPoint(Point2D endPoint)

getEndPoint

public Point2D getEndPoint()

Description copied from class: AbstractROIShape

Returns the coordinates of the last path segment.

Overrides:

getEndPoint in class AbstractROIShape

Returns:

the 2D coordinates

toString

public String toString()

Overrides:

toString in class Object