com.googlecode.blaisemath.svg.SVGPolygon Maven / Gradle / Ivy

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/**
 * SVGPolygon.java
 * Created Sep 26, 2014
 */

package com.googlecode.blaisemath.svg;

/*
 * #%L
 * BlaiseGraphics
 * --
 * Copyright (C) 2014 - 2016 Elisha Peterson
 * --
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */

import com.google.common.base.Converter;
import static com.googlecode.blaisemath.svg.SVGPolyline.checkPointString;
import static com.googlecode.blaisemath.svg.SVGPolyline.toPath;
import static com.googlecode.blaisemath.svg.SVGPolyline.toPathString;
import java.awt.geom.GeneralPath;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlRootElement;

/**
 * 
 *   SVG Polygon object.
 * 
 * @author elisha
 */
@XmlRootElement(name="polygon")
public final class SVGPolygon extends SVGElement {
    
    private static final PolygonConverter CONVERTER_INST = new PolygonConverter();
    
    private String ptStr = "";

    public SVGPolygon() {
        super("polygon");
    }

    public SVGPolygon(String pts) {
        super("polygon");
        this.ptStr = checkPointString(pts);
    }
    
    //
    //
    // PROPERTY PATTERNS
    //
    
    @XmlAttribute(name="points")
    public String getPointStr() {
        return ptStr;
    }

    public void setPointStr(String pathStr) {
        this.ptStr = checkPointString(pathStr);
    }
    
    //
    
    public static Converter shapeConverter() {
        return CONVERTER_INST;
    }
    
    private static final class PolygonConverter extends Converter {
        @Override
        protected GeneralPath doForward(SVGPolygon a) {
            GeneralPath gp = toPath(a.ptStr);
            gp.closePath();
            return gp;
        }

        @Override
        protected SVGPolygon doBackward(GeneralPath b) {
            String s = toPathString(b);
            return new SVGPolygon(s);
        }
    }

}