ij.gui

Class EllipseRoi

java.lang.Object

ij.gui.Roi

ij.gui.PolygonRoi

ij.gui.EllipseRoi

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.lang.Iterable<java.awt.Point>

public class EllipseRoi
extends PolygonRoi

This class implements the ellipse selection tool.

See Also:

Serialized Form

Field Summary

Fields inherited from class ij.gui.Roi

ANGLE, COMPOSITE, CONSTRUCTING, FREELINE, FREEROI, HANDLE_SIZE, LINE, MOVING, MOVING_HANDLE, NORMAL, NOT_PASTING, onePixelWide, OVAL, POINT, POLYGON, POLYLINE, previousRoi, RECTANGLE, RESIZING, TRACED_ROI

Constructor Summary

Constructors

Constructor and Description
EllipseRoi(double x1, double y1, double x2, double y2, double aspectRatio)
EllipseRoi(int sx, int sy, ImagePlus imp)

Method Summary

Modifier and Type	Method and Description
void	draw(java.awt.Graphics g)
double[]	getFeretValues() Caculates "Feret" (maximum caliper width), "FeretAngle" and "MinFeret" (minimum caliper width), "FeretX" and "FeretY".
double	getLength() Returns the perimeter of this ellipse.
double[]	getParams() Returns x1, y1, x2, y2 and aspectRatio as a 5 element array.
int	isHandle(int sx, int sy) Returns a handle number if the specified screen coordinates are inside or near a handle, otherwise returns -1.
boolean	subPixelResolution() Always returns true.

Methods inherited from class ij.gui.PolygonRoi

clone, contains, deleteHandle, drawPixels, enableSubPixelResolution, exitConstructingMode, fitSpline, fitSpline, fitSplineForStraightening, getAngle, getConvexHull, getDebugInfo, getDrawOffset, getFloatPolygon, getInterpolatedPolygon, getMask, getNCoordinates, getNonSplineCoordinates, getNonSplineFloatPolygon, getPolygon, getUncalibratedLength, getXCoordinates, getYCoordinates, isSplineFit, mouseMoved, removeSplineFit, setDrawOffset, setLocation

Methods inherited from class ij.gui.Roi

abortPaste, addRoiListener, copyAttributes, drawOverlay, drawPixels, endPaste, equals, getAngle, getBoundingRect, getBounds, getColor, getContainedFloatPoints, getContainedPoints, getContourCentroid, getCornerDiameter, getCPosition, getCurrentPasteMode, getDefaultFillColor, getFeretsDiameter, getFillColor, getFloatAngle, getFloatBounds, getFloatHeight, getFloatWidth, getHashCode, getImage, getImageID, getInterpolatedPolygon, getName, getPasteMode, getPosition, getProperties, getProperty, getPropertyCount, getPrototypeOverlay, getRotationCenter, getRoundRectArcSize, getState, getStatistics, getStroke, getStrokeColor, getStrokeWidth, getTPosition, getType, getTypeAsString, getXBase, getYBase, getZPosition, hasHyperStackPosition, isActiveOverlayRoi, isArea, isCursor, isDrawingTool, isLine, isVisible, iterator, lineCircleIntersection, mouseDragged, mouseReleased, notifyListeners, nudge, nudgeCorner, removeRoiListener, setColor, setCornerDiameter, setDefaultFillColor, setFillColor, setFlattenScale, setIgnoreClipRect, setImage, setInstanceColor, setIsCursor, setLineWidth, setLocation, setName, setNonScalable, setPasteMode, setPosition, setPosition, setPosition, setProperties, setProperty, setPrototypeOverlay, setRotationCenter, setRoundRectArcSize, setStroke, setStrokeColor, setStrokeWidth, setStrokeWidth, startPaste, temporarilyHide, toFloat, toInt, toInt, toIntR, toString, update, updateWideLine

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

EllipseRoi

public EllipseRoi(double x1,
                  double y1,
                  double x2,
                  double y2,
                  double aspectRatio)

EllipseRoi

public EllipseRoi(int sx,
                  int sy,
                  ImagePlus imp)

Method Detail

draw

public void draw(java.awt.Graphics g)

Overrides:

draw in class PolygonRoi

isHandle

public int isHandle(int sx,
                    int sy)

Description copied from class: PolygonRoi

Returns a handle number if the specified screen coordinates are inside or near a handle, otherwise returns -1.

Overrides:

isHandle in class PolygonRoi

getLength

public double getLength()

Returns the perimeter of this ellipse.

Overrides:

getLength in class PolygonRoi

getParams

public double[] getParams()

Returns x1, y1, x2, y2 and aspectRatio as a 5 element array.

getFeretValues

public double[] getFeretValues()

Description copied from class: Roi

Caculates "Feret" (maximum caliper width), "FeretAngle" and "MinFeret" (minimum caliper width), "FeretX" and "FeretY".

Overrides:

getFeretValues in class Roi

subPixelResolution

public boolean subPixelResolution()

Always returns true.

Overrides:

subPixelResolution in class PolygonRoi