w3c.css.properties.css3.CssOverflowWrap Maven / Gradle / Ivy

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// $Id$
// 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.css3;

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.CssTypes;
import org.w3c.css.values.CssValue;

/**
 * @spec http://www.w3.org/TR/2012/WD-css3-text-20120814/#overflow-wrap0
 * 
 * Note that word-wrap is also an alias for this.
 */
public class CssOverflowWrap extends org.w3c.css.properties.css.CssOverflowWrap {

    public static final CssIdent normal, break_word;

    static {
        normal = CssIdent.getIdent("normal");
        break_word = CssIdent.getIdent("break-word");
    }

    /**
     * Create a new CssOverflowWrap
     */
    public CssOverflowWrap() {
        value = initial;
    }

    /**
     * Creates a new CssOverflowWrap
     *
     * @param expression The expression for this property
     * @throws org.w3c.css.util.InvalidParamException
     *          Expressions are incorrect
     */
    public CssOverflowWrap(ApplContext ac, CssExpression expression, boolean check)
            throws InvalidParamException {
        if (check && expression.getCount() > 1) {
            throw new InvalidParamException("unrecognize", ac);
        }
        setByUser();

        CssValue val;
        char op;

        val = expression.getValue();
        op = expression.getOperator();

        if (val.getType() == CssTypes.CSS_IDENT) {
            CssIdent ident = (CssIdent) val;
            if (inherit.equals(ident)) {
                value = inherit;
            } else if (normal.equals(ident)) {
                value = normal;
            } else if (break_word.equals(ident)) {
                value = break_word;
            } else {
                throw new InvalidParamException("value",
                        val.toString(),
                        getPropertyName(), ac);
            }
        } else {
            throw new InvalidParamException("value",
                    val.toString(),
                    getPropertyName(), ac);
        }
        expression.next();

    }

    public CssOverflowWrap(ApplContext ac, CssExpression expression)
            throws InvalidParamException {
        this(ac, expression, false);
    }

}