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

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//
// Author: Yves Lafon 
//
// (c) COPYRIGHT MIT, ERCIM, Keio, Beihang, 2015.
// 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/2015/CR-css-ui-3-20150707/#propdef-outline-style
 * @see org.w3c.css.properties.css3.CssBorderStyle
 */
public class CssOutlineStyle extends org.w3c.css.properties.css.CssOutlineStyle {

    public static final CssIdent auto = CssIdent.getIdent("auto");
    public static final CssIdent hidden = CssIdent.getIdent("hidden");

    public static final CssIdent getMatchingIdent(CssIdent ident) {
        if (auto.equals(ident)) {
            return auto;
        }
        return CssBorderStyle.getMatchingIdent(ident);
    }

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

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

        CssValue val = expression.getValue();

        setByUser();

        // css3 adds an 'auto' value on top of border-style values
        value = null;
        if (val.getType() == CssTypes.CSS_IDENT) {
            CssIdent id_val = (CssIdent) val;
            if (inherit.equals(id_val)) {
                value = inherit;
            } else if (auto.equals(id_val)) {
                value = auto;
            }
        }
        // if we got a match, work on the expression, otherwise
        // delegate to border-style
        if (value != null) {
            expression.next();
        } else {
            // here we delegate to BorderStyle implementation
            value = CssBorderStyle.checkBorderSideStyle(ac, this, expression, check);
            // but hidden is not a valid value...
            if (hidden.equals(value)) {
                throw new InvalidParamException("value", hidden,
                        getPropertyName(), ac);
            }
        }
    }

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

}