Package rs.edu.raf.dsw.rudok.app.gui.swing.command.standard

Class MoveTopicCommand

java.lang.Object

rs.edu.raf.dsw.rudok.app.gui.swing.command.AbstractCommand

rs.edu.raf.dsw.rudok.app.gui.swing.command.standard.MoveTopicCommand

public class MoveTopicCommand
extends AbstractCommand

This command moves the passed Topics along the X/Y axis by the given amount. NOTE: this command considers the movement to have been ALREADY completed. doCommand() method does nothing. This command is simply a wrapper to record the history of Topics movement and enable redoing/undoing.

Constructor Summary

Constructors

Constructor	Description
MoveTopicCommand(int dX, int dY, Topic... targets)	Default constructor.

Method Summary

Modifier and Type	Method	Description
void	doCommand()	Executes the encapsulated command.
void	redoCommand()	Executes the encapsulated command from previously calculated results.
void	undoCommand()	Reverses the encapsulated command.

Methods inherited from class rs.edu.raf.dsw.rudok.app.gui.swing.command.AbstractCommand

isCommitted, setCommitted

Methods inherited from class java.lang.Object

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

Constructor Details

MoveTopicCommand

public MoveTopicCommand(int dX,
int dY,
Topic... targets)

Default constructor.

Parameters:

dX - Change in position along the X-axis.

dY - Change in position along the Y-axis.

targets - Moved topics.

Method Details

doCommand

public void doCommand()

Description copied from class: AbstractCommand

Executes the encapsulated command.

Specified by:

doCommand in class AbstractCommand

redoCommand

public void redoCommand()

Description copied from class: AbstractCommand

Executes the encapsulated command from previously calculated results.

Specified by:

redoCommand in class AbstractCommand

undoCommand

public void undoCommand()

Description copied from class: AbstractCommand

Reverses the encapsulated command.

Specified by:

undoCommand in class AbstractCommand