view src/java/de/intevation/mxd/reader/SimpleFillSymbolReader.java @ 54:2cbf8bdf20b2

* doku/funktionsweise/Makefile, doku/funktionsweise/funktionsweise-MXD-konverter.svg: New. Added a schema how the converter works
author Stephan Holl <stephan.holl@intevation.de>
date Mon, 16 May 2011 16:20:13 +0200
parents ef7ca23c4233
children 686a88eb531d
line wrap: on
line source
package de.intevation.mxd.reader;

import java.io.IOException;

import org.apache.log4j.Logger;

import com.esri.arcgis.display.ISymbol;
import com.esri.arcgis.display.SimpleFillSymbol;
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 simple marker symbol information.
 *
 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
 */
public class SimpleFillSymbolReader
implements ISymbolReader {

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

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


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

    /**
     * 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()");
        Element symbolElement;
        try {
            symbolElement = util.addSymbol(renderer);
        }
        catch(Exception e) {
            e.printStackTrace();
            return null;
        }

        symbolElement.setAttribute("name", symbol.getNameString());
        if(symbol.getStyle() == esriSimpleMarkerStyle.esriSMSCircle) {
            symbolElement.setAttribute("style", "point");
        }

        if(symbol.getColor() instanceof IRgbColor) {
            IRgbColor color = (IRgbColor)symbol.getColor();
            symbolElement.setAttribute("color",  "(" + color.getRed() +
                "," + color.getGreen() +
                "," + color.getBlue() + ")");
            symbolElement.setAttribute("transparency",
                String.valueOf(color.getTransparency()));
        }
        else {
            RgbColor col = new RgbColor();
            col.setRGB(symbol.getColor().getRGB());
            symbolElement.setAttribute("color",  "(" + col.getRed() +
                "," + col.getGreen() +
                "," + col.getBlue() + ")");
            symbolElement.setAttribute("transparency",
                String.valueOf(col.getTransparency()));
        }
//TODO read further attributes.
        return symbolElement;
    }
}
// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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