org.extex.unit.tex.register.dimen
Class AbstractDimen

java.lang.Object
  org.extex.interpreter.type.AbstractCode
      org.extex.interpreter.type.AbstractAssignment
          org.extex.unit.tex.register.dimen.AbstractDimen

All Implemented Interfaces:

java.io.Serializable, Code

Direct Known Subclasses:

Dimendef, DimenPrimitive

public abstract class AbstractDimen
extends AbstractAssignment

This abstract base class provides the methods to compute the keys for numbered dimen registers.

Version:

$Revision: 4732 $

Author:

Gerd Neugebauer

See Also:

Serialized Form

Constructor Summary

AbstractDimen(CodeToken token)
Creates a new object.

Method Summary

protected java.lang.String

getKey(Context context, TokenSource source, Typesetter typesetter) Return the key (the name of the primitive) for the numbered dimen register.

Methods inherited from class org.extex.interpreter.type.AbstractAssignment

assign, execute

Methods inherited from class org.extex.interpreter.type.AbstractCode

getLocalizer, getName, getToken, isIf, isOuter, readResolve, toString, toText, toText

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractDimen

public AbstractDimen(CodeToken token)

Creates a new object.

Parameters:

token - the initial token for the primitive

Method Detail

getKey

protected java.lang.String getKey(Context context,
                                  TokenSource source,
                                  Typesetter typesetter)
                           throws HelpingException,
                                  TypesetterException

Return the key (the name of the primitive) for the numbered dimen register.

Parameters:

context - the interpreter context to use

source - the source for new tokens

typesetter - the typesetter

Returns:

the key for the current register

Throws:

HelpingException - in case that a derived class need to throw an Exception this on e is declared.

TypesetterException - in case of an error in the typesetter