hades.gui
Class MoveToPositiveQuadrantCommand

java.lang.Object
  java.util.EventObject
      hades.gui.Command
          hades.gui.MoveToPositiveQuadrantCommand

All Implemented Interfaces:

java.awt.event.ActionListener, java.util.EventListener, FigCanvasListener, java.awt.event.KeyListener, java.awt.event.MouseListener, java.awt.event.MouseMotionListener, java.io.Serializable

public class MoveToPositiveQuadrantCommand

extends Command

MoveToPositiveQuadrantCommand - move all objects in a HADES Design so that all objects fit into the positive quadrant (all coordinates positive).

See Also:

Serialized Form

Field Summary

(package private) ObjectCanvas	canvas
(package private) int	dx
(package private) int	dy
(package private) java.awt.Point	newPos
(package private) java.awt.Point	oldPos

Fields inherited from class hades.gui.Command

console, debug, editor, ready, versionString

Fields inherited from class java.util.EventObject

source

Constructor Summary

MoveToPositiveQuadrantCommand(Editor editor)

Method Summary

void	execute() calculate the bounding box of the current Design, then move everything into the positive quadrant.
java.lang.String	getDescription()
void	mousePressed(FigCanvasEvent ME) extract the screen and world coordinates of this Event, and dispatch to setPosition().
void	setPosition(java.awt.Point SP, java.awt.Point WP) this method is used only for consistency with all other Command classes.
java.lang.String	toString() toString(): identify this MoveToPositiveQuadrantCommand
void	undo() try to undo the action corresponding to this Command object.

Methods inherited from class hades.gui.Command

actionPerformed, cancel, dbg, getLogExtraArguments, initialize, isReady, keyPressed, keyReleased, keyTyped, message, mouseClicked, mouseDragged, mouseEntered, mouseExited, mouseMoved, mousePressed, mouseReleased, statusMessage, writePositionLogMessage

Methods inherited from class java.util.EventObject

getSource

Methods inherited from class java.lang.Object

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

Field Detail

oldPos

java.awt.Point oldPos

newPos

java.awt.Point newPos

canvas

ObjectCanvas canvas

dx

int dx

dy

int dy

Constructor Detail

MoveToPositiveQuadrantCommand

public MoveToPositiveQuadrantCommand(Editor editor)

Method Detail

execute

public void execute()

calculate the bounding box of the current Design, then move everything into the positive quadrant. The move distance is snapped to a multiple of 2400 units, that is, 1.0 inches.

Overrides:

execute in class Command

undo

public void undo()

Description copied from class: Command

try to undo the action corresponding to this Command object.

Overrides:

undo in class Command

mousePressed

public void mousePressed(FigCanvasEvent ME)

extract the screen and world coordinates of this Event, and dispatch to setPosition().

Specified by:

mousePressed in interface FigCanvasListener

Overrides:

mousePressed in class Command

setPosition

public void setPosition(java.awt.Point SP,
                        java.awt.Point WP)

this method is used only for consistency with all other Command classes.

Overrides:

setPosition in class Command

toString

public java.lang.String toString()

toString(): identify this MoveToPositiveQuadrantCommand

Overrides:

toString in class Command

getDescription

public java.lang.String getDescription()

Overrides:

getDescription in class Command