view src/java/de/intevation/mxd/reader/PictureMarkerSymbolReader.java @ 184:c79c3c6fc99a

Always save a symbol set, use the mapfile name as prefix for the symbol set and use the mapfile path to save the symbol set.
author raimund renkert <raimund.renkert@intevation.de>
date Wed, 20 Jul 2011 12:23:57 +0200
parents a4ab239509f1
children df4e0946ef02
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package de.intevation.mxd.reader;

import org.apache.log4j.Logger;

import com.esri.arcgis.display.ISymbol;
import com.esri.arcgis.display.IMarkerSymbol;
import com.esri.arcgis.display.PictureMarkerSymbol;
import com.esri.arcgis.carto.PictureElement;

import org.w3c.dom.Element;
import java.io.IOException;

/**
 * Reads picture marker symbol information.
 *
 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
 */
public class PictureMarkerSymbolReader
extends AbstractSymbolReader {

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

    /**
     * Private member.
     */
    private PictureMarkerSymbol symbol;

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

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

    /**
     * Reads the symbol attributes.
     *
     * @return The XML node.
     */
    public Element read() {
        //TODO Read the picture from mxd and write it as base64 string to the
        //     XML Element.
        logger.debug("read()");
        Element symbolElement = util.addSymbol(parent);

        try {
            symbolElement.setAttribute(
                "angle",
                String.valueOf(symbol.getAngle()));
        }
        catch(IOException ioe) {
            logger.warn("Could not read angle.");
        }

        try {
            symbolElement.setAttribute(
                "size",
                String.valueOf(symbol.getSize()));
        }
        catch (IOException ioe) {
            logger.warn("Could not read size. Setting size to 1.");
            symbolElement.setAttribute("size", "1");
        }

        try {
            symbolElement.setAttribute(
                "x_offset",
                String.valueOf(symbol.getXOffset()));
        }
        catch(IOException ioe) {
            logger.warn("Could not read x-offset.");
        }

        try {
            symbolElement.setAttribute(
                "y_offset",
                String.valueOf(symbol.getYOffset()));
        }
        catch(IOException ioe) {
            logger.warn("Could not read y-offset.");
        }

        try {
            symbolElement.setAttribute(
                "name",
                symbol.getNameString());
        }
        catch(IOException ioe) {
            logger.warn("Could not read name. Setting name to \"default\"");
            symbolElement.setAttribute("name", "default");
        }

        try {
            PictureElement pElem = new PictureElement();
            pElem.importPicture(symbol.getPicture());
        }
        catch(IOException ioe) {
            logger.warn("Could not read picture.");
        }
        symbolElement.setAttribute("style", "picture");
        symbolElement.setAttribute("type", "marker");
        return symbolElement;
    }
}
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