ij.gui
Class EllipseRoi

java.lang.Object
  ij.gui.Roi
      ij.gui.PolygonRoi
          ij.gui.EllipseRoi

All Implemented Interfaces:

Serializable, Cloneable

public class EllipseRoi
extends PolygonRoi

Elliptical region of interest.

See Also:

Serialized Form

Field Summary

Fields inherited from class ij.gui.PolygonRoi

maxPoints, nPoints, splinePoints, xp, xp2, xpf, xSpline, yp, yp2, ypf, ySpline

Fields inherited from class ij.gui.Roi

ANGLE, asp_bk, aspect, cachedMask, center, clipboard, clipHeight, clipWidth, clipX, clipY, COMPOSITE, constrain, CONSTRUCTING, defaultFillColor, fillColor, FREELINE, FREEROI, HANDLE_SIZE, handleColor, ic, ignoreClipRect, imp, instanceColor, LINE, lineWidth, mag, MOVING, MOVING_HANDLE, nonScalable, NORMAL, NOT_PASTING, oldHeight, oldWidth, oldX, oldY, onePixelWide, OVAL, overlay, pasteMode, POINT, POLYGON, POLYLINE, previousRoi, RECTANGLE, RESIZING, ROIColor, stroke, strokeColor, TRACED_ROI, type, updateFullWindow, wideLine, xMax, yMax

Constructor Summary

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

EllipseRoi(int sx, int sy, ImagePlus imp)

Method Summary

void	draw(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.
protected void	grow(int sx, int sy)
protected void	handleMouseUp(int screenX, int screenY) With segmented selections, ignore first mouse up and finalize when user double-clicks, control-clicks or clicks in start box.
int	isHandle(int sx, int sy) Returns a handle number if the specified screen coordinates are inside or near a handle, otherwise returns -1.
protected void	moveHandle(int sx, int sy)
boolean	subPixelResolution() Always returns true.

Methods inherited from class ij.gui.PolygonRoi

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

Methods inherited from class ij.gui.Roi

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

Methods inherited from class java.lang.Object

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

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(Graphics g)

Overrides:

draw in class PolygonRoi

grow

protected void grow(int sx,
                    int sy)

Overrides:

grow in class PolygonRoi

handleMouseUp

protected void handleMouseUp(int screenX,
                             int screenY)

Description copied from class: PolygonRoi

With segmented selections, ignore first mouse up and finalize when user double-clicks, control-clicks or clicks in start box.

Overrides:

handleMouseUp in class PolygonRoi

moveHandle

protected void moveHandle(int sx,
                          int sy)

Overrides:

moveHandle 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