w3c.css.properties.css2.CssCounterIncrement Maven / Gradle / Ivy
// $Id$
// Author: Yves Lafon
//
// (c) COPYRIGHT MIT, ERCIM and Keio University, 2012.
// Please first read the full copyright statement in file COPYRIGHT.html
package org.w3c.css.properties.css2;
import org.w3c.css.util.ApplContext;
import org.w3c.css.util.InvalidParamException;
import org.w3c.css.values.CssCheckableValue;
import org.w3c.css.values.CssExpression;
import org.w3c.css.values.CssTypes;
import org.w3c.css.values.CssValue;
import org.w3c.css.values.CssValueList;
import java.util.ArrayList;
import static org.w3c.css.values.CssOperator.SPACE;
/**
* @spec http://www.w3.org/TR/2008/REC-CSS2-20080411/generate.html#propdef-counter-increment
*/
public class CssCounterIncrement extends org.w3c.css.properties.css.CssCounterIncrement {
/**
* Create a new CssCounterIncrement
*/
public CssCounterIncrement() {
}
/**
* Creates a new CssCounterIncrement
*
* @param expression The expression for this property
* @throws org.w3c.css.util.InvalidParamException
* Expressions are incorrect
*/
public CssCounterIncrement(ApplContext ac, CssExpression expression, boolean check)
throws InvalidParamException {
setByUser();
CssValue val;
char op;
boolean intallowed = false;
ArrayList v = new ArrayList();
while (!expression.end()) {
val = expression.getValue();
op = expression.getOperator();
switch (val.getType()) {
case CssTypes.CSS_IDENT:
if (inherit.equals(val)) {
value = inherit;
if (expression.getCount() > 1) {
throw new InvalidParamException("value", val,
getPropertyName(), ac);
}
break;
}
if (none.equals(val)) {
value = none;
if (expression.getCount() > 1) {
throw new InvalidParamException("value", val,
getPropertyName(), ac);
}
break;
}
v.add(val);
intallowed = true;
break;
case CssTypes.CSS_NUMBER:
if (intallowed) {
// we allow int only after an ident
intallowed = false;
CssCheckableValue n = val.getCheckableValue();
n.checkInteger(ac, this);
v.add(val);
break;
}
// if int wasn't allowed, let it fail
default:
throw new InvalidParamException("value", val,
getPropertyName(), ac);
}
if (op != SPACE) {
throw new InvalidParamException("operator",
((new Character(op)).toString()), ac);
}
expression.next();
}
// check it's not inherit or none
if (v.size() > 0) {
value = (v.size() == 1) ? v.get(0) : new CssValueList(v);
}
}
public CssCounterIncrement(ApplContext ac, CssExpression expression)
throws InvalidParamException {
this(ac, expression, false);
}
}
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