view src/java/de/intevation/mxd/reader/MultiLayerFillSymbolReader.java @ 77:04b6162c95df

Added sample for ESRIs PersonalGeodataBase
author Stephan Holl <stephan.holl@intevation.de>
date Thu, 26 May 2011 16:12:38 +0200
parents b41fcf268827
children 7eba97e8201b
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package de.intevation.mxd.reader;

import java.io.IOException;

import java.awt.Color;

import org.apache.log4j.Logger;

import com.esri.arcgis.display.ISymbol;
import com.esri.arcgis.display.IFillSymbol;
import com.esri.arcgis.display.MultiLayerFillSymbol;
import com.esri.arcgis.display.SimpleFillSymbol;
import com.esri.arcgis.display.MarkerFillSymbol;
import com.esri.arcgis.display.PictureFillSymbol;
import com.esri.arcgis.display.esriSimpleMarkerStyle;
import com.esri.arcgis.display.IRgbColor;
import com.esri.arcgis.display.RgbColor;

import org.w3c.dom.Element;
import de.intevation.mxd.utils.MapToXMLUtils;

/**
 * Reads multi layer line symbol information.
 *
 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
 */
public class MultiLayerFillSymbolReader implements ISymbolReader{

    /**
     * The logger.
     */
    private static final Logger logger =
        Logger.getLogger(MultiLayerFillSymbolReader.class);

    /**
     * Private member.
     */
    private Element renderer;
    private MultiLayerFillSymbol symbol;
    private MapToXMLUtils util;


    public MultiLayerFillSymbolReader(ISymbol symbol)
    throws Exception {
        logger.debug("contructor()");
        if(symbol instanceof MultiLayerFillSymbol) {
            this.symbol = (MultiLayerFillSymbol)symbol;
        }
        else {
            throw new Exception("Not a MultiLayerFillSymbol!");
        }
    }


    public MultiLayerFillSymbolReader(IFillSymbol symbol)
    throws Exception {
        logger.debug("contructor()");
        if(symbol instanceof MultiLayerFillSymbol) {
            this.symbol = (MultiLayerFillSymbol)symbol;
        }
        else {
            throw new Exception("Not a MultiLayerFillSymbol!");
        }
    }

    /**
     * Setter for the parent XML element.
     *
     * @param parent The XML parent node.
     */
    public void setParent(Element parent) {
        this.renderer = parent;
    }

    /**
     * Setter for XML document helper.
     *
     * @param util The helper class for storing map information.
     */
    public void setUtil(MapToXMLUtils util) {
        this.util = util;
    }

    /**
     * Reads the symbol attributes.
     *
     * @return The XML node.
     */
    public Element read()
    throws IOException {
        logger.debug("read()");
        for(int i = 0; i < symbol.getLayerCount(); i++) {
            try {
                ISymbol sym = (ISymbol)symbol.getLayer(i);

                if(sym instanceof SimpleFillSymbol) {
                    ISymbolReader sreader = new SimpleFillSymbolReader(sym);
                    sreader.setParent(renderer);
                    sreader.setUtil(util);
                    sreader.read();
                }
                else {
                    logger.debug("The type of " + sym.getClass().toString() +
                                 " is not implemented!");
                }
            }
            catch(Exception e) {
                e.printStackTrace();
                return null;
            }
        }
        return renderer;
    }
}
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