ij.gui
Class ImageRoi

java.lang.Object
  ij.gui.Roi
      ij.gui.ImageRoi

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

public class ImageRoi
extends Roi

An ImageRoi is an Roi that displays an image as an overlay.

See Also:

ImagePlus.setOverlay(ij.gui.Overlay), Serialized Form

Field Summary

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, imp, instanceColor, LINE, lineWidth, mag, MOVING, MOVING_HANDLE, name, 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

ImageRoi(int x, int y, java.awt.image.BufferedImage bi)
Creates a new ImageRoi from a BufferedImage.

ImageRoi(int x, int y, ImageProcessor ip)
Creates a new ImageRoi from a ImageProcessor.

Method Summary

void	draw(java.awt.Graphics g)
double	getOpacity() Returns the current opacity.
void	setComposite(java.awt.Composite composite) Sets the composite mode.
void	setOpacity(double opacity) Sets the composite mode using the specified opacity (alpha), in the range 0.0-1.0, where 0.0 is fully transparent and 1.0 is fully opaque.

Methods inherited from class ij.gui.Roi

abortPaste, clipRectMargin, clone, contains, copyAttributes, drawOverlay, drawPixels, drawPixels, endPaste, equals, getAngle, getBoundingRect, getBounds, getColor, getConvexHull, getCurrentPasteMode, getDefaultFillColor, getFeretsDiameter, getFeretValues, getFillColor, getFloatPolygon, getImageID, getLength, getMask, getName, getPasteMode, getPolygon, getRoundRectArcSize, getScaledStroke, getState, getStroke, getStrokeColor, getStrokeWidth, getType, getTypeAsString, grow, handleMouseDown, handleMouseDrag, handleMouseUp, isArea, isDrawingTool, isHandle, isLine, isVisible, mouseDownInHandle, moveHandle, nudge, nudgeCorner, setColor, setDefaultFillColor, setFillColor, setImage, setInstanceColor, setLineWidth, setLocation, setName, setNonScalable, setPasteMode, setRoundRectArcSize, setStroke, setStrokeColor, setStrokeWidth, showStatus, startPaste, toString, update, updateClipRect, updateWideLine

Methods inherited from class java.lang.Object

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

Constructor Detail

ImageRoi

public ImageRoi(int x,
                int y,
                java.awt.image.BufferedImage bi)

Creates a new ImageRoi from a BufferedImage.

ImageRoi

public ImageRoi(int x,
                int y,
                ImageProcessor ip)

Creates a new ImageRoi from a ImageProcessor.

Method Detail

draw

public void draw(java.awt.Graphics g)

Overrides:

draw in class Roi

setComposite

public void setComposite(java.awt.Composite composite)

Sets the composite mode.

setOpacity

public void setOpacity(double opacity)

Sets the composite mode using the specified opacity (alpha), in the range 0.0-1.0, where 0.0 is fully transparent and 1.0 is fully opaque.

getOpacity

public double getOpacity()

Returns the current opacity.