ptolemy.kernel.util

Interface Locatable

All Superinterfaces:

Nameable, Settable

All Known Implementing Classes:

Location, LocationParameter, RelativeLocation, Vertex

public interface Locatable
extends Settable

An interface for objects storing a location. Implementations of this interface are attributes that are contained by objects that are rendered visually on the screen at locations given by getLocation() method of this interface.

This interface is generally implemented by attributes of objects in a model and is used by the Vergil user interface to store the location of objects in the visual editor.

Since:

Ptolemy II 2.1

Version:

$Id$

Author:

Edward A. Lee

See Also:

Location

Pt.AcceptedRating:

Green (cxh)

Pt.ProposedRating:

Green (cxh)

Nested Class Summary

Nested classes/interfaces inherited from interface ptolemy.kernel.util.Settable

Settable.Visibility

Field Summary

Fields inherited from interface ptolemy.kernel.util.Settable

EXPERT, FULL, NONE, NOT_EDITABLE

Method Summary

Modifier and Type	Method and Description
double[]	getLocation() Get the location in some cartesian coordinate system.
void	setLocation(double[] location) Set the location in some cartesian coordinate system, and notify the container and any value listeners of the new location.

Methods inherited from interface ptolemy.kernel.util.Settable

addValueListener, getDefaultExpression, getDisplayName, getExpression, getValueAsString, getVisibility, removeValueListener, setExpression, setVisibility, validate

Methods inherited from interface ptolemy.kernel.util.Nameable

description, getContainer, getFullName, getName, getName, setName

Method Detail

getLocation

double[] getLocation()

Get the location in some cartesian coordinate system.

Returns:

The location.

See Also:

setLocation(double [])

setLocation

void setLocation(double[] location)
          throws IllegalActionException

Set the location in some cartesian coordinate system, and notify the container and any value listeners of the new location.

Parameters:

location - The location.

Throws:

IllegalActionException - If the location is rejected.

See Also:

getLocation()