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

Go to download
Show more of this group Show more artifacts with this name
Show all versions of cssvalidator Show documentation
Backend for the W3C CSS Validation Service
There is a newer version: 1.0.8
// $Id$
// 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;

import java.util.Arrays;

/**
 * @spec http://www.w3.org/TR/2011/WD-css3-fonts-20111004/#font-variant-caps-prop
 */
public class CssFontVariantCaps extends org.w3c.css.properties.css.CssFontVariantCaps {

    public static final CssIdent normal;
    public static final CssIdent[] capsValues;
    public static final String _capsValues[] = {"small-caps", "all-small-caps",
            "petite-caps", "all-petite-caps", "titling-caps", "unicase"};

    static {
        normal = CssIdent.getIdent("normal");
        capsValues = new CssIdent[_capsValues.length];
        int i = 0;
        for (String s : _capsValues) {
            capsValues[i++] = CssIdent.getIdent(s);
        }
        Arrays.sort(capsValues);
    }

    public static final CssIdent getCapsValue(CssIdent ident) {
        int idx = Arrays.binarySearch(capsValues, ident);
        if (idx >= 0) {
            return capsValues[idx];
        }
        return null;
    }

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

    /**
     * Creates a new CssFontVariantCaps
     *
     * @param expression The expression for this property
     * @throws org.w3c.css.util.InvalidParamException
     *          Expressions are incorrect
     */
    public CssFontVariantCaps(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 {
                value = getCapsValue(ident);
                if (value == null) {
                    throw new InvalidParamException("value",
                            val.toString(),
                            getPropertyName(), ac);
                }
            }
        } else {
            throw new InvalidParamException("value",
                    val.toString(),
                    getPropertyName(), ac);
        }
        expression.next();
    }

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

}