edu.berkeley.guir.lib.satin.command
Class MoveCommand

java.lang.Object
  |
  +--edu.berkeley.guir.lib.satin.command.CommandImpl
        |
        +--edu.berkeley.guir.lib.satin.command.MoveCommand

All Implemented Interfaces:

Command, SatinConstants, Serializable, UndoableEdit

public class MoveCommand

extends CommandImpl

Move the gob from one place to another.

This software is distributed under the Berkeley Software License.

 Revisions:  - SATIN-v1.0-1.0.0, Mar 12 1999, JH
               Created class
             - SATIN-v2.1-1.0.0, Aug 11 2000, JH
               Touched for SATIN release
 

Since:

JDK 1.2

Version:

SATIN-v2.1-1.0.0, Aug 11 2000

Author:

Jason Hong ( jasonh@cs.berkeley.edu )

See Also:

Serialized Form

Inner classes inherited from class edu.berkeley.guir.lib.satin.SatinConstants

SatinConstants.ObjectPoolAffineTransform, SatinConstants.ObjectPoolPoint2D, SatinConstants.ObjectPoolPolygon2D, SatinConstants.ObjectPoolRectangle2D, SatinConstants.ObjectPoolStringBuffer, SatinConstants.UniqueAffineTransform, SatinConstants.UniquePoint2D, SatinConstants.UniquePolygon2D, SatinConstants.UniqueRectangle2D

Fields inherited from interface edu.berkeley.guir.lib.satin.SatinConstants

ABOVE, ALL, BAR, BELOW, clipboard, clprops, cmdqueue, cmdsubsys, CONTAINEDBY, CONTAINS, COORD_ABS, COORD_LOCAL, COORD_REL, DAMAGE_LATER, DAMAGE_NOW, DEBUG_GRAPHICS_OFFSET, DEBUG_STYLE_FILE, DEBUG_STYLE_GPROPERTY, DEEP, DEFAULT_POINT2D_POOL_SIZE, DEFAULT_POLYGON2D_POOL_SIZE, DEFAULT_RECTANGLE_POOL_SIZE, DEFAULT_REPAINT_THRESHOLD, DEFAULT_SELECT_THRESHOLD, DEFAULT_STRINGBUFFER_POOL_SIZE, DEFAULT_TRANSFORM_POOL_SIZE, DIR_CENTER, DIR_DOWN, DIR_DOWN_LEFT, DIR_DOWN_RIGHT, DIR_LEFT, DIR_RIGHT, DIR_UP, DIR_UP_LEFT, DIR_UP_RIGHT, FILTER_THRESHOLD, FIRST, FLOATING_PT_TOLERANCE, glprops, INTERSECTS, KEY_STYLE_DASHARRAY, KEY_STYLE_DASHPHASE, KEY_STYLE_DRAWCOLOR, KEY_STYLE_DRAWFONT, KEY_STYLE_DRAWTRANSPARENCY, KEY_STYLE_ENDCAP, KEY_STYLE_FILLCOLOR, KEY_STYLE_FILLTRANSPARENCY, KEY_STYLE_LINEJOIN, KEY_STYLE_LINEWIDTH, KEY_STYLE_MITERLIMIT, NEAR, NOTIFY_BOUNDS, NOTIFY_LAYER, NOTIFY_LOCATION, NOTIFY_STYLE, NOTIFY_TRANSFORM, poolPoints, poolPolys, poolRects, poolStrbuf, poolTx, rand, SATIN_DATA_DIRECTORY_DEFAULT, SATIN_DATA_DIRECTORY_GPROPERTY, SATIN_PROPERTIES_FILENAME, SHALLOW

Constructor Summary

MoveCommand(GraphicalObject gob, int dx, int dy, int dz)
Create the move command object.

Method Summary

boolean	canRedo() Override this method in the subclass.
boolean	canUndo() Override this method in the subclass.
void	die() Override this method in the subclass.
String	getPresentationName() Override this method in the subclass.
boolean	isSignificant() Override this method in the subclass.
void	redo() Override this method in the subclass.
void	run() This method is called by execute() if the command is enabled.
void	undo() Override this method in the subclass.

Methods inherited from class edu.berkeley.guir.lib.satin.command.CommandImpl

addEdit, debug, disable, enable, execute, getExecutionTime, getRedoPresentationName, getUndoPresentationName, isDisabled, isEnabled, replaceEdit, setExecutionTime, setExecutionTime, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

MoveCommand

public MoveCommand(GraphicalObject gob,
                   int dx,
                   int dy,
                   int dz)

Create the move command object.

Parameters:

gob - is the Graphical Object to move.

dx - is the amount to translate on the x-axis. Positive means move to the right of the screen.

dy - is the amount to translate on the y-axis. Positive means move to the bottom of the screen.

dz - is the amount to translate on the z-axis (that is how many layers to move up or down). Positive means push down a layer, negative means pull up a layer.

Method Detail

getPresentationName

public String getPresentationName()

Description copied from class: CommandImpl

Override this method in the subclass.

Overrides:

getPresentationName in class CommandImpl

canRedo

public boolean canRedo()

Description copied from class: CommandImpl

Override this method in the subclass. By default, returns false.

Overrides:

canRedo in class CommandImpl

canUndo

public boolean canUndo()

Description copied from class: CommandImpl

Override this method in the subclass. By default, returns false.

Overrides:

canUndo in class CommandImpl

isSignificant

public boolean isSignificant()

Description copied from class: CommandImpl

Override this method in the subclass. By default, returns false.

Overrides:

isSignificant in class CommandImpl

run

public void run()

Description copied from class: CommandImpl

This method is called by execute() if the command is enabled. You should override this method in your subclass to do the dirty work.

Overrides:

run in class CommandImpl

redo

public void redo()

Description copied from class: CommandImpl

Override this method in the subclass.

Overrides:

redo in class CommandImpl

undo

public void undo()

Description copied from class: CommandImpl

Override this method in the subclass.

Overrides:

undo in class CommandImpl

die

public void die()

Description copied from class: CommandImpl

Override this method in the subclass.

Overrides:

die in class CommandImpl