ptolemy.data.expr

Class ASTPtMatrixConstructNode

java.lang.Object

ptolemy.data.expr.ASTPtRootNode

ptolemy.data.expr.ASTPtMatrixConstructNode

All Implemented Interfaces:

java.lang.Cloneable, Node

public class ASTPtMatrixConstructNode
extends ASTPtRootNode

The parse tree created from the expression string consists of a hierarchy of node objects. This class represents matrix construction using Matlab like expressions.

Since:

Ptolemy II 0.3

Version:

$Id$

Author:

Xiaojun Liu

See Also:

ASTPtRootNode, PtParser, Token

Pt.AcceptedRating:

Red (cxh)

Pt.ProposedRating:

Yellow (nsmyth)

Field Summary

Fields

Modifier and Type	Field and Description
protected int	_form The form of the matrix construction.
protected int	_nColumns The number of columns of the matrix construction.
protected int	_nRows The number of rows of the matrix construction.

Fields inherited from class ptolemy.data.expr.ASTPtRootNode

_children, _id, _isConstant, _parent, _ptToken, _ptType

Constructor Summary

Constructors

Constructor and Description
ASTPtMatrixConstructNode(int id)
ASTPtMatrixConstructNode(PtParser p, int id)

Method Summary

Modifier and Type	Method and Description
int	getColumnCount()
int	getForm()
int	getRowCount()
void	visit(ParseTreeVisitor visitor) Traverse this node with the given visitor.

Methods inherited from class ptolemy.data.expr.ASTPtRootNode

clone, displayParseTree, evaluateParseTree, getToken, getType, isCongruent, isConstant, isEvaluated, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtOpen, jjtSetParent, setConstant, setToken, setType, toString, toString

Methods inherited from class java.lang.Object

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

Field Detail

_nRows

protected int _nRows

The number of rows of the matrix construction.

_nColumns

protected int _nColumns

The number of columns of the matrix construction.

_form

protected int _form

The form of the matrix construction. _form is 1 when the matrix construction gives all elements. _form is 2 when using regularly spaced vector construction.

Constructor Detail

ASTPtMatrixConstructNode

public ASTPtMatrixConstructNode(int id)

ASTPtMatrixConstructNode

public ASTPtMatrixConstructNode(PtParser p,
                                int id)

Method Detail

getColumnCount

public int getColumnCount()

getForm

public int getForm()

getRowCount

public int getRowCount()

visit

public void visit(ParseTreeVisitor visitor)
           throws IllegalActionException

Traverse this node with the given visitor.

Overrides:

visit in class ASTPtRootNode

Parameters:

visitor - The visitor.

Throws:

IllegalActionException - Always thrown in this base class the visit() method is not implemented here.