w3c.css.properties.css3.counterstyle.CssPad 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
//
// Author: Yves Lafon 
//
// (c) COPYRIGHT MIT, ERCIM, Keio, Beihang, 2017.
// Please first read the full copyright statement in file COPYRIGHT.html
package org.w3c.css.properties.css3.counterstyle;

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 org.w3c.css.values.CssValueList;

import java.util.ArrayList;

import static org.w3c.css.values.CssOperator.SPACE;

/**
 * @spec https://www.w3.org/TR/2015/CR-css-counter-styles-3-20150611/#descdef-counter-style-pad
 */
public class CssPad extends org.w3c.css.properties.css.counterstyle.CssPad {

    /**
     * Create a new CssPad
     */
    public CssPad() {
        value = initial;  // this is wrong...
    }

    /**
     * Creates a new CssPad
     *
     * @param expression The expression for this property
     * @throws org.w3c.css.util.InvalidParamException
     *          Expressions are incorrect
     */
    public CssPad(ApplContext ac, CssExpression expression, boolean check)
            throws InvalidParamException {
        CssValue val;
        char op;
        ArrayList values = new ArrayList<>();
        setByUser();

        if (expression.getCount() != 2) {
            throw new InvalidParamException("unrecognize", ac);
        }
        boolean gotint = false;
        boolean gotsymbol = false;

        for (int i = 0; i < 2; i++) {
            val = expression.getValue();
            op = expression.getOperator();
            switch (val.getType()) {
                case CssTypes.CSS_URL:
                case CssTypes.CSS_IMAGE:
                case CssTypes.CSS_STRING:
                    if (gotsymbol) {
                        throw new InvalidParamException("value",
                                val.toString(),
                                getPropertyName(), ac);
                    }
                    values.add(val);
                    gotsymbol = true;
                    break;
                case CssTypes.CSS_IDENT:
                    if (CssIdent.isCssWide((CssIdent) val)) {
                        throw new InvalidParamException("value",
                                val.toString(),
                                getPropertyName(), ac);
                    }
                    if (gotsymbol) {
                        throw new InvalidParamException("value",
                                val.toString(),
                                getPropertyName(), ac);
                    }
                    values.add(val);
                    gotsymbol = true;
                    break;
                case CssTypes.CSS_NUMBER:
                    val.getCheckableValue().checkInteger(ac, this);
                    if (gotint) {
                        throw new InvalidParamException("value",
                                val.toString(),
                                getPropertyName(), ac);
                    }
                    values.add(val);
                    gotint = true;
                    break;
                default:
                    throw new InvalidParamException("value",
                            val.toString(),
                            getPropertyName(), ac);
            }
            if (op != SPACE) {
                throw new InvalidParamException("operator", op,
                        getPropertyName(), ac);
            }
            expression.next();
        }
        value = new CssValueList(values);

    }

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

}