MatsimKmlStyleFactory.java

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/* *********************************************************************** *
 * project: org.matsim.*
 * MatsimKmlStyleFactory.java
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 * copyright       : (C) 2007, 2008 by the members listed in the COPYING,  *
 *                   LICENSE and WARRANTY file.                            *
 * email           : info at matsim dot org                                *
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *   See also COPYING, LICENSE and WARRANTY file                           *
 *                                                                         *
 * *********************************************************************** */

package org.matsim.vis.kml;

import net.opengis.kml.v_2_2_0.DocumentType;
import net.opengis.kml.v_2_2_0.IconStyleType;
import net.opengis.kml.v_2_2_0.LineStyleType;
import net.opengis.kml.v_2_2_0.LinkType;
import net.opengis.kml.v_2_2_0.ObjectFactory;
import net.opengis.kml.v_2_2_0.StyleType;
import org.matsim.core.gbl.MatsimResource;

import java.io.IOException;

public class MatsimKmlStyleFactory implements NetworkKmlStyleFactory {
    public static final String DEFAULTLINKICON ="link.png";

    public static final String DEFAULTNODEICON ="node.png";
    public static final String DEFAULTNODEICONRESOURCE = "icon18.png";

    private static final Double ICONSCALE = 0.5;

    public static final byte[] MATSIMRED = new byte[]{(byte) 255, (byte) 15, (byte) 15, (byte) 190};
//  public static final Color MATSIMBLUE = new Color(190, 190, 80, 90);
    private static final byte[] MATSIMGREY = new byte[]{(byte) 210, (byte) 70, (byte) 50, (byte) 50};
    private static final byte[] MATSIMWHITE = new byte[]{(byte) 230, (byte) 230, (byte) 230, (byte) 230};

    
    // these come from CountsSimComparisonKMLWriter:
//  byte[] red = new byte[]{(byte) 0xFF, (byte) 0x0F, (byte) 0x0F, (byte) 0xBE};
    public static final byte[] MATSIMGREEN = new byte[]{(byte) 0xFF, (byte) 0x14, (byte) 0xDC, (byte) 0x0A};
    public static final byte[] MATSIMYELLOW = new byte[]{(byte) 0xFF, (byte) 0x14, (byte) 0xE6, (byte) 0xE6};
//  byte[] grey = new byte[]{(byte) 0xFF, (byte) 0x42, (byte) 0x42, (byte) 0x42};

    private KMZWriter writer = null;

    private ObjectFactory kmlObjectFactory = new ObjectFactory();

    private DocumentType document;

    private StyleType defaultnetworknodestyle;

    private StyleType defaultnetworklinkstyle;

    public MatsimKmlStyleFactory(KMZWriter writer, DocumentType document) {
        this.writer = writer;
        this.document = document;
    }
    
    @Override
    public StyleType createDefaultNetworkNodeStyle() throws IOException {
        if (this.defaultnetworknodestyle == null) {
            this.defaultnetworknodestyle = kmlObjectFactory.createStyleType();
            this.defaultnetworknodestyle.setId("defaultnetworknodestyle");

            LinkType iconLink = kmlObjectFactory.createLinkType();
            iconLink.setHref(DEFAULTNODEICON);
            this.writer.addNonKMLFile(MatsimResource.getAsInputStream(DEFAULTNODEICONRESOURCE), DEFAULTNODEICON);
            IconStyleType iStyle = kmlObjectFactory.createIconStyleType();
            iStyle.setIcon(iconLink);
            iStyle.setColor(MatsimKmlStyleFactory.MATSIMRED);
            iStyle.setScale(MatsimKmlStyleFactory.ICONSCALE);
            this.defaultnetworknodestyle.setIconStyle(iStyle);
            this.document.getAbstractStyleSelectorGroup().add(kmlObjectFactory.createStyle(this.defaultnetworknodestyle));
        }
        return this.defaultnetworknodestyle;
    }

    @Override
    public StyleType createDefaultNetworkLinkStyle() throws IOException {
        if (this.defaultnetworklinkstyle == null) {
            this.defaultnetworklinkstyle = kmlObjectFactory.createStyleType();
            this.defaultnetworklinkstyle.setId("defaultnetworklinkstyle");

            LinkType iconLink = kmlObjectFactory.createLinkType();
            iconLink.setHref(DEFAULTLINKICON);
            this.writer.addNonKMLFile(MatsimResource.getAsInputStream(DEFAULTNODEICONRESOURCE), DEFAULTLINKICON);
            IconStyleType iStyle = kmlObjectFactory.createIconStyleType();
            iStyle.setIcon(iconLink);
            iStyle.setColor(MatsimKmlStyleFactory.MATSIMWHITE);
            iStyle.setScale(MatsimKmlStyleFactory.ICONSCALE);
            this.defaultnetworklinkstyle.setIconStyle(iStyle);
            LineStyleType lineStyle = kmlObjectFactory.createLineStyleType();
            lineStyle.setColor(MatsimKmlStyleFactory.MATSIMGREY);
            lineStyle.setWidth(12.0);
            this.defaultnetworklinkstyle.setLineStyle(lineStyle);
            this.document.getAbstractStyleSelectorGroup().add(kmlObjectFactory.createStyle(this.defaultnetworklinkstyle));
        }
        return this.defaultnetworklinkstyle;
    }

}