view src/java/de/intevation/mxd/reader/PictureLineSymbolReader.java @ 192:0dc34dcdaedc

Lookup symbol font in fontset.
author raimund renkert <raimund.renkert@intevation.de>
date Wed, 20 Jul 2011 16:06:33 +0200 (2011-07-20)
parents a4ab239509f1
children df4e0946ef02
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package de.intevation.mxd.reader;

import java.awt.Color;
import java.awt.Image;

import org.apache.log4j.Logger;

import com.esri.arcgis.display.ISymbol;
import com.esri.arcgis.display.ILineSymbol;
import com.esri.arcgis.display.PictureLineSymbol;
import com.esri.arcgis.support.ms.stdole.Picture;
import com.esri.arcgis.display.IRgbColor;
import com.esri.arcgis.display.RgbColor;

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

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

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

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

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

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

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

        try {
            if(symbol.getColor() instanceof IRgbColor) {
                IRgbColor color = (IRgbColor)symbol.getColor();
                Color c = new Color (
                    color.getRed(),
                    color.getGreen(),
                    color.getBlue());
                symbolElement.setAttribute("color", String.valueOf(c.getRGB()));
            }
            else {
                RgbColor col = new RgbColor();
                col.setRGB(symbol.getColor().getRGB());
                Color c = new Color (
                    col.getRed(),
                    col.getGreen(),
                    col.getBlue());
                symbolElement.setAttribute("color", String.valueOf(c.getRGB()));
            }
        }
        catch(IOException ioe) {
            logger.warn("Could not read color.");
        }

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

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

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

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

        symbolElement.setAttribute("type", "line");
        symbolElement.setAttribute("style", "picture");

        return symbolElement;
    }
}
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