org.opensourcephysics.cabrillo.tracker
Class RGBStep

java.lang.Object
  org.opensourcephysics.cabrillo.tracker.Step
      org.opensourcephysics.cabrillo.tracker.RGBStep

All Implemented Interfaces:

java.lang.Cloneable

public class RGBStep
extends Step

This is a step for RGB tracks. It is used for obtaining RGB data in a region of a video image.

Author:

Douglas Brown

Nested Class Summary

protected class

RGBStep.Position

Field Summary

protected static java.awt.geom.GeneralPath	crosshair
protected boolean	dataValid
protected java.util.Map<TrackerPanel,java.awt.Shape>	hitShapes
protected RGBStep.Position	position
protected int	radius
protected double[]	rgbData
protected RGBRegion	rgbRegion

Fields inherited from class org.opensourcephysics.cabrillo.tracker.Step

dataVisible, defaultIndex, footprint, format, frc, hitRect, marks, n, points, screenPoints, selectionShape, track, transform, valid

Constructor Summary

RGBStep(RGBRegion track, int n, double x, double y, int r)
Constructs a RGBStep with specified coordinates in image space.

Method Summary

java.lang.Object	clone() Clones this Step.
void	draw(DrawingPanel panel, java.awt.Graphics _g) Overrides Step draw method.
Interactive	findInteractive(DrawingPanel panel, int xpix, int ypix) Overrides Step findInteractive method.
java.awt.Rectangle	getBounds(TrackerPanel trackerPanel) Overrides Step getBounds method.
static XML.ObjectLoader	getLoader() Returns an ObjectLoader to save and load data for this class.
protected Mark	getMark(TrackerPanel trackerPanel) Overrides Step getMark method.
TPoint	getPosition() Gets the position TPoint.
double[]	getRGBData(TrackerPanel trackerPanel) Gets the RGB data.
void	setRadius(int r) Sets the radius.
java.lang.String	toString() Returns a String describing this step.

Methods inherited from class org.opensourcephysics.cabrillo.tracker.Step

erase, erase, getDefaultAutotrackIndex, getDefaultPoint, getFrameNumber, getLength, getPointIndex, getPoints, getTrack, remark, remark, repaint, repaint, setDefaultPointIndex, setFootprint, setHitRectCenter

Methods inherited from class java.lang.Object

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

Field Detail

crosshair

protected static java.awt.geom.GeneralPath crosshair

position

protected RGBStep.Position position

rgbRegion

protected RGBRegion rgbRegion

radius

protected int radius

hitShapes

protected java.util.Map<TrackerPanel,java.awt.Shape> hitShapes

rgbData

protected double[] rgbData

dataValid

protected boolean dataValid

Constructor Detail

RGBStep

public RGBStep(RGBRegion track,
               int n,
               double x,
               double y,
               int r)

Constructs a RGBStep with specified coordinates in image space.

Parameters:

track - the track

n - the frame number

x - the x coordinate

y - the y coordinate

r - the radius

Method Detail

getPosition

public TPoint getPosition()

Gets the position TPoint.

Returns:

the position TPoint

findInteractive

public Interactive findInteractive(DrawingPanel panel,
                                   int xpix,
                                   int ypix)

Overrides Step findInteractive method.

Overrides:

findInteractive in class Step

Parameters:

panel - the drawing panel

xpix - the x pixel position

ypix - the y pixel position

Returns:

the TPoint that is hit, or null

draw

public void draw(DrawingPanel panel,
                 java.awt.Graphics _g)

Overrides Step draw method.

Overrides:

draw in class Step

Parameters:

panel - the drawing panel requesting the drawing

_g - the graphics context on which to draw

getMark

protected Mark getMark(TrackerPanel trackerPanel)

Overrides Step getMark method.

Overrides:

getMark in class Step

Parameters:

trackerPanel - the tracker panel

Returns:

the mark

getBounds

public java.awt.Rectangle getBounds(TrackerPanel trackerPanel)

Overrides Step getBounds method.

Overrides:

getBounds in class Step

Parameters:

trackerPanel - the tracker panel drawing the step

Returns:

the bounding rectangle

setRadius

public void setRadius(int r)

Sets the radius.

Parameters:

r - the radius

clone

public java.lang.Object clone()

Clones this Step.

Overrides:

clone in class Step

Returns:

a clone of this step

toString

public java.lang.String toString()

Returns a String describing this step.

Overrides:

toString in class Step

Returns:

a descriptive string

getRGBData

public double[] getRGBData(TrackerPanel trackerPanel)

Gets the RGB data. Return array is {R,G,B,luma,pixels}

Parameters:

trackerPanel - the tracker panel

Returns:

an integer array of data values

getLoader

public static XML.ObjectLoader getLoader()

Returns an ObjectLoader to save and load data for this class.

Returns:

the object loader