org.opensourcephysics.sip.ch10
Class ElectricFieldApp

java.lang.Object
  org.opensourcephysics.controls.AbstractCalculation
      org.opensourcephysics.sip.ch10.ElectricFieldApp

All Implemented Interfaces:

Calculation, InteractiveMouseHandler

public class ElectricFieldApp
extends AbstractCalculation
implements InteractiveMouseHandler

ElectricFieldApp draws the vector field from point charges.

Field Summary

Fields inherited from class org.opensourcephysics.controls.AbstractCalculation

control, decimalFormat, mainFrame

Constructor Summary

ElectricFieldApp()
The ElectricFieldApp constructor.

Method Summary

void	calculate() Adds a new charge.
void	handleMouseAction(InteractivePanel panel, java.awt.event.MouseEvent evt) Handles mouse actions from the panel.
static void	main(java.lang.String[] args) The main method starts the Java application.
void	reset() Removes charges and recalculates the field.

Methods inherited from class org.opensourcephysics.controls.AbstractCalculation

addChildFrame, clearChildFrames, getChildFrames, getLoader, getMainFrame, getOSPApp, resetCalculation, setControl

Methods inherited from class java.lang.Object

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

Constructor Detail

ElectricFieldApp

public ElectricFieldApp()

The ElectricFieldApp constructor.

Method Detail

calculate

public void calculate()

Adds a new charge.

Specified by:

calculate in interface Calculation

Specified by:

calculate in class AbstractCalculation

reset

public void reset()

Removes charges and recalculates the field.

Overrides:

reset in class AbstractCalculation

handleMouseAction

public void handleMouseAction(InteractivePanel panel,
                              java.awt.event.MouseEvent evt)

Handles mouse actions from the panel.

Specified by:

handleMouseAction in interface InteractiveMouseHandler

Parameters:

panel -

evt -

main

public static void main(java.lang.String[] args)

The main method starts the Java application.

Parameters:

args[] - the input parameters