org.opensourcephysics.cabrillo.tracker
Class CircleFootprint

java.lang.Object
  org.opensourcephysics.cabrillo.tracker.CircleFootprint

All Implemented Interfaces:

java.lang.Cloneable, Footprint

public class CircleFootprint
extends java.lang.Object
implements Footprint, java.lang.Cloneable

A CircleFootprint returns a circle for a Point[] of length 1.

Field Summary

protected int	alpha
protected static float	boldStrokeSize
protected java.awt.geom.Ellipse2D	center
protected java.awt.geom.Ellipse2D	circle
protected java.awt.Color	color
protected org.opensourcephysics.cabrillo.tracker.CircleFootprint.CircleDialog	dialog
protected java.awt.Shape	highlight
protected java.awt.Color	highlightColor
protected java.awt.BasicStroke	highlightStroke
protected java.awt.Shape[]	hitShapes
protected java.lang.String	name
protected java.awt.Shape	outline
protected boolean	outlined
protected java.awt.BasicStroke	outlineStroke
protected static float	plainStrokeSize
protected int	prevRadius
protected boolean	prevSpot
protected float	prevStrokeSize
protected int	r
protected java.awt.Shape	spot
protected boolean	spotted
protected java.awt.geom.AffineTransform	transform

Constructor Summary

CircleFootprint(java.lang.String name, int radius)
Constructs a CircleFootprint.

Method Summary

java.awt.Color	getColor() Gets the color.
java.lang.String	getDisplayName() Gets the display name of the footprint.
static Footprint	getFootprint(java.lang.String name) Gets a named footprint.
java.awt.Shape[]	getHitShapes() Gets the hit shapes.
javax.swing.Icon	getIcon(int w, int h) Gets the icon.
int	getLength() Gets the minimum point array length required by this footprint.
Mark	getMark(java.awt.Point[] points) Gets the footprint mark.
java.lang.String	getName() Gets the name of this footprint.
java.lang.String	getProperties() Gets the properties for saving.
java.awt.Shape	getShape(java.awt.Point[] points) Gets the fill shape for a specified point.
java.awt.BasicStroke	getStroke() Gets the stroke.
void	setAlpha(int alpha) Sets the alpha of the fill.
void	setColor(java.awt.Color color) Sets the color.
void	setOutlined(boolean outline) Sets the outlined flag.
void	setProperties(java.lang.String props) Sets the properties when loading.
void	setRadius(int radius) Sets the radius.
void	setSpotShown(boolean drawSpot) Sets the spotted flag.
void	setStroke(java.awt.BasicStroke stroke) Sets the stroke.
void	showProperties(TTrack track) Shows the properties dialog.

Methods inherited from class java.lang.Object

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

Field Detail

plainStrokeSize

protected static float plainStrokeSize

boldStrokeSize

protected static float boldStrokeSize

name

protected java.lang.String name

circle

protected java.awt.geom.Ellipse2D circle

center

protected java.awt.geom.Ellipse2D center

highlight

protected java.awt.Shape highlight

outline

protected java.awt.Shape outline

spot

protected java.awt.Shape spot

transform

protected java.awt.geom.AffineTransform transform

color

protected java.awt.Color color

highlightColor

protected java.awt.Color highlightColor

hitShapes

protected java.awt.Shape[] hitShapes

highlightStroke

protected java.awt.BasicStroke highlightStroke

outlineStroke

protected java.awt.BasicStroke outlineStroke

outlined

protected boolean outlined

spotted

protected boolean spotted

alpha

protected int alpha

dialog

protected org.opensourcephysics.cabrillo.tracker.CircleFootprint.CircleDialog dialog

r

protected int r

prevRadius

protected int prevRadius

prevStrokeSize

protected float prevStrokeSize

prevSpot

protected boolean prevSpot

Constructor Detail

CircleFootprint

public CircleFootprint(java.lang.String name,
                       int radius)

Constructs a CircleFootprint.

Parameters:

name - the name

radius - radius of the footprint

Method Detail

getFootprint

public static Footprint getFootprint(java.lang.String name)

Gets a named footprint.

Parameters:

name - the name of the footprint

Returns:

the footprint

getName

public java.lang.String getName()

Gets the name of this footprint.

Specified by:

getName in interface Footprint

Returns:

the name

getDisplayName

public java.lang.String getDisplayName()

Gets the display name of the footprint.

Specified by:

getDisplayName in interface Footprint

Returns:

the localized display name

getLength

public int getLength()

Gets the minimum point array length required by this footprint.

Specified by:

getLength in interface Footprint

Returns:

the length

getIcon

public javax.swing.Icon getIcon(int w,
                                int h)

Gets the icon.

Specified by:

getIcon in interface Footprint

Parameters:

w - width of the icon

h - height of the icon

Returns:

the icon

getMark

public Mark getMark(java.awt.Point[] points)

Gets the footprint mark.

Specified by:

getMark in interface Footprint

Parameters:

points - a Point array

Returns:

the mark

getHitShapes

public java.awt.Shape[] getHitShapes()

Gets the hit shapes.

Specified by:

getHitShapes in interface Footprint

Returns:

the hit shapes

setStroke

public void setStroke(java.awt.BasicStroke stroke)

Sets the stroke.

Specified by:

setStroke in interface Footprint

Parameters:

stroke - the stroke

getStroke

public java.awt.BasicStroke getStroke()

Gets the stroke. May return null;

Specified by:

getStroke in interface Footprint

Returns:

the stroke

setColor

public void setColor(java.awt.Color color)

Sets the color.

Specified by:

setColor in interface Footprint

Parameters:

color - the desired color

getColor

public java.awt.Color getColor()

Gets the color.

Specified by:

getColor in interface Footprint

Returns:

the color

setRadius

public void setRadius(int radius)

Sets the radius.

Parameters:

radius - the radius

setOutlined

public void setOutlined(boolean outline)

Sets the outlined flag.

Parameters:

outline - true to draw an outline around the circle

setSpotShown

public void setSpotShown(boolean drawSpot)

Sets the spotted flag.

Parameters:

drawSpot - true to draw a spot at the center of the circle

setAlpha

public void setAlpha(int alpha)

Sets the alpha of the fill.

Parameters:

alpha - 0 for transparent, 255 for solid

getProperties

public java.lang.String getProperties()

Gets the properties for saving.

Returns:

the properties "r outline spot bold"

setProperties

public void setProperties(java.lang.String props)

Sets the properties when loading.

Parameters:

props - the properties "r outline spot bold"

showProperties

public void showProperties(TTrack track)

Shows the properties dialog.

Parameters:

track - the track using this footprint

getShape

public java.awt.Shape getShape(java.awt.Point[] points)

Gets the fill shape for a specified point.

Specified by:

getShape in interface Footprint

Parameters:

points - an array of points

Returns:

the fill shape