org.w3c.css.properties.css3.CssTextJustifyTrim Maven / Gradle / Ivy
//
// $Id: CssTextJustifyTrim.java,v 1.3 2010-01-05 13:49:54 ylafon Exp $
// From Sijtsche de Jong ([email protected])
//
// (c) COPYRIGHT 1995-2000 World Wide Web Consortium (MIT, INRIA, Keio University)
// Please first read the full copyright statement at
// http://www.w3.org/Consortium/Legal/copyright-software-19980720
package org.w3c.css.properties.css3;
import org.w3c.css.parser.CssStyle;
import org.w3c.css.properties.css.CssProperty;
import org.w3c.css.util.ApplContext;
import org.w3c.css.util.InvalidParamException;
import org.w3c.css.values.CssExpression;
import org.w3c.css.values.CssIdent;
import org.w3c.css.values.CssValue;
/**
*
* Value: none || punctuation || punctuation-and-kana || inherit
* Initial:punctuation
* Applies to:block-level elements
* Inherited:yes
* Percentages:no
* Media::visual
*
* This sets the individual font blank space compression permissions for
* the text justification algorithm, when 'text-justify' is anything other
* than 'inter-word'. This special type of space compression occurs on the
* font level, i.e. the blank space within the character area itself may be
* reduced without affecting the appearance of the glyph. This applies to
* wide-cell glyphs only.
*/
public class CssTextJustifyTrim extends CssProperty {
CssValue trim;
static CssIdent none = new CssIdent("none");
static CssIdent punctuation = new CssIdent("punctuation");
static CssIdent punctkana = new CssIdent("punctuation-and-kana");
/**
* Create a new CssTextJustifyTrim
*/
public CssTextJustifyTrim() {
trim = punctuation;
}
/**
* Create a new CssTextJustifyTrim
*
* @param expression The expression for this property
* @exception InvalidParamException Incorrect value
*/
public CssTextJustifyTrim(ApplContext ac, CssExpression expression,
boolean check) throws InvalidParamException {
setByUser();
CssValue val = expression.getValue();
if (val.equals(none)) {
trim = none;
expression.next();
}
else if (val.equals(punctuation)) {
trim = punctuation;
expression.next();
}
else if (val.equals(punctkana)) {
trim = punctkana;
expression.next();
}
else if (val.equals(inherit)) {
trim = inherit;
expression.next();
}
else {
throw new InvalidParamException("value", expression.getValue(),
getPropertyName(), ac);
}
}
public CssTextJustifyTrim(ApplContext ac, CssExpression expression)
throws InvalidParamException {
this(ac, expression, false);
}
/**
* Add this property to the CssStyle
*
* @param style The CssStyle
*/
public void addToStyle(ApplContext ac, CssStyle style) {
if (((Css3Style) style).cssTextJustifyTrim != null)
style.addRedefinitionWarning(ac, this);
((Css3Style) style).cssTextJustifyTrim = this;
}
/**
* Get this property in the style.
*
* @param style The style where the property is
* @param resolve if true, resolve the style to find this property
*/
public CssProperty getPropertyInStyle(CssStyle style, boolean resolve) {
if (resolve) {
return ((Css3Style) style).getTextJustifyTrim();
}
else {
return ((Css3Style) style).cssTextJustifyTrim;
}
}
/**
* Compares two properties for equality.
*
* @param value The other property.
*/
public boolean equals(CssProperty property) {
return (property instanceof CssTextJustifyTrim &&
trim.equals(((CssTextJustifyTrim) property).trim));
}
/**
* Returns the name of this property
*/
public String getPropertyName() {
return "text-justify-trim";
}
/**
* Returns the value of this property
*/
public Object get() {
return trim;
}
/**
* Returns true if this property is "softly" inherited
*/
public boolean isSoftlyInherited() {
return trim.equals(inherit);
}
/**
* Returns a string representation of the object
*/
public String toString() {
return trim.toString();
}
/**
* Is the value of this property a default value
* It is used by alle macro for the function print
*/
public boolean isDefault() {
return trim == punctuation;
}
}