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java.lang.Objectde.dante.extex.interpreter.type.AbstractCode
de.dante.extex.interpreter.primitives.register.box.AbstractBox
de.dante.extex.interpreter.primitives.register.box.Setbox
de.dante.extex.interpreter.primitives.register.box.Wd
This class provides an implementation for the primitive
The primitive \wd refers to the width of a box register.
It can be used in various contexts.
The formal description of this primitive is the following:
\wd
.
The Primitive \wd
〈wd〉
→ \wd 〈box register name〉 〈equals〉 〈dimen〉
Examples:
\wd42
\advance\dimen12 \wd0 \wd12=123pt
Field Summary | |
protected static long |
serialVersionUID
The constant serialVersionUID contains the id for serialization. |
Constructor Summary | |
Wd(java.lang.String name)
Creates a new object. |
Method Summary | |
long |
convertCount(Context context,
TokenSource source,
Typesetter typesetter)
This method converts a register into a count. |
long |
convertDimen(Context context,
TokenSource source,
Typesetter typesetter)
This method converts a register into a dimen. |
void |
execute(Flags prefix,
Context context,
TokenSource source,
Typesetter typesetter)
This method takes the first token and executes it. |
void |
expand(Flags prefix,
Context context,
TokenSource source,
Typesetter typesetter)
This method takes the first token and expands it. |
Tokens |
the(Context context,
TokenSource source,
Typesetter typesetter)
This method is the getter for the description of the primitive. |
Methods inherited from class de.dante.extex.interpreter.primitives.register.box.AbstractBox |
getKey |
Methods inherited from class de.dante.extex.interpreter.type.AbstractCode |
enableLocalization, getLocalizer, getName, isIf, isOuter, printable, printableControlSequence, readResolve, setName, toString |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface de.dante.extex.interpreter.type.Code |
getName, isIf, isOuter, setName |
Field Detail |
protected static final long serialVersionUID
Constructor Detail |
public Wd(java.lang.String name)
name
- the name for debuggingMethod Detail |
public long convertCount(Context context, TokenSource source, Typesetter typesetter) throws InterpreterException
CountConvertible
convertCount
in interface CountConvertible
context
- the interpreter contextsource
- the source for new tokenstypesetter
- the typesetter to use for conversion
InterpreterException
- in case of an errorCountConvertible.convertCount(
de.dante.extex.interpreter.context.Context,
de.dante.extex.interpreter.TokenSource, Typesetter)
public long convertDimen(Context context, TokenSource source, Typesetter typesetter) throws InterpreterException
DimenConvertible
convertDimen
in interface DimenConvertible
context
- the interpreter contextsource
- the source for new tokenstypesetter
- the typesetter to use for conversion
InterpreterException
- in case of an errorDimenConvertible.convertDimen(
de.dante.extex.interpreter.context.Context,
de.dante.extex.interpreter.TokenSource, Typesetter)
public void execute(Flags prefix, Context context, TokenSource source, Typesetter typesetter) throws InterpreterException
Code
execute
in interface Code
execute
in class Setbox
InterpreterException
Code.execute(
de.dante.extex.interpreter.Flags,
de.dante.extex.interpreter.context.Context,
de.dante.extex.interpreter.TokenSource,
de.dante.extex.typesetter.Typesetter)
public void expand(Flags prefix, Context context, TokenSource source, Typesetter typesetter) throws InterpreterException
ExpandableCode
expand
in interface ExpandableCode
prefix
- the prefix flags controlling the expansioncontext
- the interpreter contextsource
- the token sourcetypesetter
- the typesetter
InterpreterException
- in case of an errorExpandableCode.expand(
de.dante.extex.interpreter.Flags,
de.dante.extex.interpreter.context.Context,
de.dante.extex.interpreter.TokenSource,
de.dante.extex.typesetter.Typesetter)
public Tokens the(Context context, TokenSource source, Typesetter typesetter) throws InterpreterException
Theable
the
in interface Theable
context
- the interpreter contextsource
- the source for further tokens to qualify the requesttypesetter
- the typesetter to use
InterpreterException
- in case of an errorTheable.the(
de.dante.extex.interpreter.context.Context,
de.dante.extex.interpreter.TokenSource, Typesetter)
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