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

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// $Id$
// 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.CssTypes;
import org.w3c.css.values.CssValue;

/**
 * @spec http://www.w3.org/TR/2014/WD-filter-effects-1-20141125/#FloodOpacityProperty
 */
public class CssFloodOpacity extends org.w3c.css.properties.css.CssFloodOpacity {

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

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

        setByUser();
        CssValue val = expression.getValue();

        switch (val.getType()) {
            case CssTypes.CSS_NUMBER:
            case CssTypes.CSS_PERCENTAGE:
                value = val;
                break;
            default:
                throw new InvalidParamException("value",
                        val.toString(),
                        getPropertyName(), ac);
        }
    }

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

}