org.opensourcephysics.display
Class InteractiveCircle

java.lang.Object
  org.opensourcephysics.display.Circle
      org.opensourcephysics.display.MeasuredCircle
          org.opensourcephysics.display.InteractiveCircle

All Implemented Interfaces:

Drawable, Interactive, Measurable

Direct Known Subclasses:

Protractor, Protractor.Tip

public class InteractiveCircle
extends MeasuredCircle
implements Interactive

A measured circle that implements Interactive. The InteractiveCircle class also demonstrates how to implement a simple XML loader.

Version:

1.0

Author:

Wolfgang Christian, Francisco Equembre

Nested Class Summary

protected static class

InteractiveCircle.InteractiveCircleLoader A class to save and load InteractiveCircle data in an XMLControl.

Field Summary

Fields inherited from class org.opensourcephysics.display.Circle

color, pixRadius, x, y

Constructor Summary

InteractiveCircle()
Constructs an InteractiveCircle at the origin.

InteractiveCircle(double x, double y)
Constructs an InteractiveCircle with the given parameters.

Method Summary

Interactive	findInteractive(DrawingPanel panel, int xpix, int ypix)
static XML.ObjectLoader	getLoader()
boolean	isEnabled()
boolean	isInside(DrawingPanel panel, int xpix, int ypix)
void	setEnabled(boolean _enableInteraction) Enables mouse interactions.

Methods inherited from class org.opensourcephysics.display.MeasuredCircle

getXMax, getXMin, getYMax, getYMin, isMeasured, setMeasured

Methods inherited from class org.opensourcephysics.display.Circle

draw, getX, getY, setX, setXY, setY, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.opensourcephysics.display.Interactive

getX, getY, setX, setXY, setY

Methods inherited from interface org.opensourcephysics.display.Measurable

getXMax, getXMin, getYMax, getYMin, isMeasured

Methods inherited from interface org.opensourcephysics.display.Drawable

draw

Constructor Detail

InteractiveCircle

public InteractiveCircle(double x,
                         double y)

Constructs an InteractiveCircle with the given parameters.

Parameters:

x -

y -

InteractiveCircle

public InteractiveCircle()

Constructs an InteractiveCircle at the origin.

Method Detail

setEnabled

public void setEnabled(boolean _enableInteraction)

Enables mouse interactions.

Specified by:

setEnabled in interface Interactive

Parameters:

_enableInteraction -

isEnabled

public boolean isEnabled()

Specified by:

isEnabled in interface Interactive

isInside

public boolean isInside(DrawingPanel panel,
                        int xpix,
                        int ypix)

findInteractive

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

Specified by:

findInteractive in interface Interactive

getLoader

public static XML.ObjectLoader getLoader()