w3c.css.properties.css21.CssPauseAfter Maven / Gradle / Ivy

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// $Id$
// Author: Yves Lafon 
//
// (c) COPYRIGHT MIT, ERCIM and Keio University, 2013.
// Please first read the full copyright statement in file COPYRIGHT.html
package org.w3c.css.properties.css21;

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

/**
 * @spec http://www.w3.org/TR/2011/REC-CSS2-20110607/aural.html#propdef-pause-after
 */
public class CssPauseAfter extends org.w3c.css.properties.css.CssPauseAfter {

    /**
     * Create a new CssPauseAfter
     */
    public CssPauseAfter() {
    }

    /**
     * Creates a new CssPauseAfter
     *
     * @param expression The expression for this property
     * @throws org.w3c.css.util.InvalidParamException
     *          Expressions are incorrect
     */
    public CssPauseAfter(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();

        switch (val.getType()) {
            case CssTypes.CSS_TIME:
            case CssTypes.CSS_PERCENTAGE:
                CssCheckableValue v = val.getCheckableValue();
                v.checkPositiveness(ac, this);
                value = val;
                break;
            case CssTypes.CSS_IDENT:
                CssIdent id = (CssIdent) val;
                if (inherit.equals(id)) {
                    value = inherit;
                    break;
                }
            default:
                throw new InvalidParamException("value",
                        val.toString(),
                        getPropertyName(), ac);
        }
        expression.next();
    }

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