cz.vutbr.web.csskit.fn.SkewImpl Maven / Gradle / Ivy

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jStyleParser is a CSS parser written in Java. It has its own application interface that is designed to allow an efficient CSS processing in Java and mapping the values to the Java data types. It parses CSS 2.1 style sheets into structures that can be efficiently assigned to DOM elements. It is intended be the primary CSS parser for the CSSBox library. While handling errors, it is user agent conforming according to the CSS specification.

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package cz.vutbr.web.csskit.fn;

import java.util.List;

import cz.vutbr.web.css.CSSFactory;
import cz.vutbr.web.css.Term;
import cz.vutbr.web.css.TermAngle;
import cz.vutbr.web.css.TermFunction;
import cz.vutbr.web.css.TermList;
import cz.vutbr.web.csskit.TermFunctionImpl;

public class SkewImpl extends TermFunctionImpl implements TermFunction.Skew {
    
    private TermAngle skewX;
    private TermAngle skewY;
    
    public SkewImpl() {
        setValid(false); //arguments are required
    }

    @Override
    public TermAngle getSkewX() {
        return skewX;
    }

    @Override
    public TermAngle getSkewY() {
        return skewY;
    }

    @Override
    public TermList setValue(List> value)
    {
        super.setValue(value);
        List> args = getSeparatedValues(DEFAULT_ARG_SEP, false);
        if (args != null)
        {
            if (args.size() == 2 
                    && (skewX = getAngleArg(args.get(0))) != null
                    && (skewY = getAngleArg(args.get(1))) != null) {
                setValid(true);
            } else if (size() == 1 && (skewX = getAngleArg(args.get(0))) != null) {
                skewY = CSSFactory.getTermFactory().createAngle(0.0f);
                setValid(true);
            }
        }
        return this;
    }
}