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jpicedt.format.input.pstricks
Class PSTLengthParameter

java.lang.Object
  extended by jpicedt.format.input.util.AbstractRegularExpression
      extended by jpicedt.format.input.util.SequenceExpression
          extended by jpicedt.format.input.pstricks.PSTLengthParameter
All Implemented Interfaces:
ExpressionConstants, PicObjectConstants

public class PSTLengthParameter
extends SequenceExpression
implements PicObjectConstants

Parses statement involving length units (as set by PsTricks's "runit" register), e.g. "linewidth=13mm" or "doublesep=5.6" (default to current "runit")

Numerical parsed value is pushed in the Pool's PicAttributeSet having the given key, (after conversion to mm)

This expression contains a StatementExpression with parameters "DOUBLE" and "POSITIVE". So far, this expression parses "cm", "mm" and "pt".

This expression MUST NOT be used to parse expressions that modify one of "xunit", "yunit" or "runit", since it relies on the value of these registers to compute the actual length value in case no unit is present !!!

Version:
$Id: PSTLengthParameter.java,v 1.4.2.1 2007/09/02 11:56:12 reynal Exp $
Author:
Sylvain Reynal

Field Summary
 
Fields inherited from interface jpicedt.graphic.model.PicObjectConstants
ARROW_GLOBAL_SCALE_LENGTH, ARROW_GLOBAL_SCALE_WIDTH, ARROW_INSET_SCALE, ARROW_LENGTH_SCALE, ARROW_WIDTH_LINEWIDTH_SCALE, ARROW_WIDTH_MINIMUM_MM, BRACKET_LENGTH_SCALE, CROSSHATCH, CROSSHATCH_FILLED, DASH_OPAQUE, DASH_TRANSPARENT, DASH1, DASH2, DASH3, DASHED, DIMEN, DOT_SEP, DOT_SEP1, DOT_SEP2, DOT_SEP3, DOTTED, DOUBLE_COLOR, DOUBLE_LINE, DOUBLE_SEP, FILL_COLOR, FILL_STYLE, HATCH_ANGLE, HATCH_COLOR, HATCH_SEP, HATCH_WIDTH, HLINES, HLINES_FILLED, INNER, LEFT_ARROW, LINE_COLOR, LINE_STYLE, LINE_WIDTH, MIDDLE, NONE, OUTER, OVER_STRIKE, OVER_STRIKE_COLOR, OVER_STRIKE_WIDTH, POLYDOTS_ANGLE, POLYDOTS_CIRCLE, POLYDOTS_DISK, POLYDOTS_PENTAGON, POLYDOTS_PENTAGON_FILLED, POLYDOTS_PLUS, POLYDOTS_SCALE_H, POLYDOTS_SCALE_V, POLYDOTS_SIZE_LINEWIDTH_SCALE, POLYDOTS_SIZE_MINIMUM_MM, POLYDOTS_SQUARE, POLYDOTS_SQUARE_FILLED, POLYDOTS_STYLE, POLYDOTS_SUPERIMPOSE, POLYDOTS_TRIANGLE, POLYDOTS_TRIANGLE_FILLED, PS_POINT, PST_CUSTOM, RBRACKET_LENGTH_SCALE, RIGHT_ARROW, SHADOW, SHADOW_ANGLE, SHADOW_COLOR, SHADOW_SIZE, SOLID, TBAR_WIDTH_LINEWIDTH_SCALE, TBAR_WIDTH_MINIMUM_MM, TEXT_BOX_CIRCLE, TEXT_BOX_NO_FRAME, TEXT_BOX_OVAL, TEXT_BOX_RECTANGLE, TEXT_FRAME, TEXT_HALIGN_CENTER, TEXT_HALIGN_LEFT, TEXT_HALIGN_RIGHT, TEXT_HOR_ALIGN, TEXT_ROTATION, TEXT_VALIGN_BASELINE, TEXT_VALIGN_BOTTOM, TEXT_VALIGN_CENTER, TEXT_VALIGN_TOP, TEXT_VERT_ALIGN, VLINES, VLINES_FILLED
 
Fields inherited from interface jpicedt.format.input.util.ExpressionConstants
ANY_CHAR, ANY_CHAR_EOL, ANY_SIGN, AT_LEAST, AT_MOST, DEBUG, DOUBLE, EOL, EXACTLY, INTEGER, NEGATIVE, NON_NULL, POSITIVE, STRICTLY_NEGATIVE, STRICTLY_POSITIVE, WHITE_SPACES, WHITE_SPACES_OR_EOL
 
Constructor Summary
PSTLengthParameter(Pool pl, java.lang.String tag, PicAttributeName attributeName, Pool.Key attributeSetKey)
           
 
Method Summary
 
Methods inherited from class jpicedt.format.input.util.SequenceExpression
add, interpret, toString
 
Methods inherited from class jpicedt.format.input.util.AbstractRegularExpression
action
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

PSTLengthParameter

public PSTLengthParameter(Pool pl,
                          java.lang.String tag,
                          PicAttributeName attributeName,
                          Pool.Key attributeSetKey)
Parameters:
pl - parser's pool
tag - LHS tag (e.g. "linewidth" or "doublesep") for the StatementExpression
attribute - name of attribute to modify (must be a predefined PicAttributeName of type "Double" or at least "Number")
attributeSetKey - used to fetch the attribute set in which parsed parameters are stored.

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