rrenkert@65: package de.intevation.mxd.reader;
rrenkert@65: 
rrenkert@65: import java.awt.Color;
rrenkert@65: 
rrenkert@65: import org.apache.log4j.Logger;
rrenkert@65: 
rrenkert@65: import com.esri.arcgis.display.ISymbol;
rrenkert@67: import com.esri.arcgis.display.ILineSymbol;
rrenkert@65: import com.esri.arcgis.display.CartographicLineSymbol;
rrenkert@65: import com.esri.arcgis.display.IRgbColor;
rrenkert@65: import com.esri.arcgis.display.RgbColor;
rrenkert@65: 
rrenkert@65: import com.esri.arcgis.display.esriLineCapStyle;
rrenkert@65: import com.esri.arcgis.display.esriLineJoinStyle;
rrenkert@65: 
rrenkert@65: import org.w3c.dom.Element;
rrenkert@115: import java.io.IOException;
rrenkert@65: 
rrenkert@65: /**
rrenkert@65:  * Reads cartoline symbol information.
rrenkert@65:  *
rrenkert@65:  * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
rrenkert@65:  */
rrenkert@80: public class CartoLineSymbolReader
rrenkert@80: extends AbstractSymbolReader {
rrenkert@65: 
rrenkert@65:     /**
rrenkert@65:      * The logger.
rrenkert@65:      */
rrenkert@65:     private static final Logger logger =
rrenkert@65:         Logger.getLogger(CartoLineSymbolReader.class);
rrenkert@65: 
rrenkert@65:     /**
rrenkert@65:      * Private member.
rrenkert@65:      */
rrenkert@65:     private CartographicLineSymbol symbol;
rrenkert@65: 
rrenkert@65:     public CartoLineSymbolReader(ISymbol symbol)
rrenkert@65:     throws Exception {
rrenkert@65:         logger.debug("contructor()");
rrenkert@65:         if(symbol instanceof CartographicLineSymbol) {
rrenkert@65:             this.symbol = (CartographicLineSymbol)symbol;
rrenkert@65:         }
rrenkert@65:         else {
rrenkert@65:             throw new Exception("Not a CartographicLineSymbol!");
rrenkert@65:         }
rrenkert@65:     }
rrenkert@65: 
rrenkert@67: 
rrenkert@67:     public CartoLineSymbolReader(ILineSymbol symbol)
rrenkert@67:     throws Exception {
rrenkert@67:         logger.debug("contructor()");
rrenkert@67:         if(symbol instanceof CartographicLineSymbol) {
rrenkert@67:             this.symbol = (CartographicLineSymbol)symbol;
rrenkert@67:         }
rrenkert@67:         else {
rrenkert@67:             throw new Exception("Not a CartographicLineSymbol!");
rrenkert@67:         }
rrenkert@67:     }
rrenkert@67: 
rrenkert@65:     /**
rrenkert@65:      * Reads the symbol attributes.
rrenkert@65:      *
rrenkert@65:      * @return The XML node.
rrenkert@65:      */
rrenkert@115:     public Element read() {
rrenkert@65:         logger.debug("read()");
rrenkert@80:         Element symbolElement = util.addSymbol(parent);
rrenkert@65: 
rrenkert@115:         try {
rrenkert@115:             symbolElement.setAttribute("name", symbol.getNameString());
rrenkert@65:         }
rrenkert@115:         catch(IOException ioe) {
rrenkert@115:             logger.warn("Could not read name. Setting name to \"default\"");
rrenkert@115:             symbolElement.setAttribute("name", "default");
rrenkert@65:         }
rrenkert@115: 
rrenkert@115:         try {
rrenkert@115:             if(symbol.getColor() instanceof IRgbColor) {
rrenkert@115:                 IRgbColor color = (IRgbColor)symbol.getColor();
rrenkert@115:                 Color c = new Color (
rrenkert@115:                     color.getRed(),
rrenkert@115:                     color.getGreen(),
rrenkert@115:                     color.getBlue());
rrenkert@115:                 symbolElement.setAttribute("color", String.valueOf(c.getRGB()));
rrenkert@115:             }
rrenkert@115:             else {
rrenkert@115:                 RgbColor col = new RgbColor();
rrenkert@115:                 col.setRGB(symbol.getColor().getRGB());
rrenkert@115:                 Color c = new Color (
rrenkert@115:                     col.getRed(),
rrenkert@115:                     col.getGreen(),
rrenkert@115:                     col.getBlue());
rrenkert@115:                 symbolElement.setAttribute("color", String.valueOf(c.getRGB()));
rrenkert@115:             }
rrenkert@115:         }
rrenkert@115:         catch(IOException ioe) {
rrenkert@115:             logger.warn(
rrenkert@115:                 "Could not read color." +
rrenkert@115:                 " Setting color to black with no transparency");
rrenkert@115:             Color black = new Color(0, 0, 0);
rrenkert@115:             symbolElement.setAttribute("color", String.valueOf(black.getRGB()));
rrenkert@115:             symbolElement.setAttribute("transparency", "-1");
rrenkert@115:         }
rrenkert@115: 
rrenkert@115:         int cap;
rrenkert@115:         try {
rrenkert@115:             cap = symbol.getCap();
rrenkert@115:         }
rrenkert@115:         catch(IOException ioe) {
rrenkert@115:             logger.warn(
rrenkert@115:                 "Could not read line cap." +
rrenkert@115:                 " Setting line cap to \"butt\"");
rrenkert@115:             cap = -1;
rrenkert@115:         }
rrenkert@65:         String capStyle = "butt";
rrenkert@65:         switch(cap) {
rrenkert@65:             case esriLineCapStyle.esriLCSRound: capStyle = "round"; break;
rrenkert@65:             case esriLineCapStyle.esriLCSSquare: capStyle = "square"; break;
rrenkert@65:             default: break;
rrenkert@65:         }
rrenkert@115: 
rrenkert@115: 
rrenkert@115:         int join;
rrenkert@115:         try {
rrenkert@115:             join = symbol.getJoin();
rrenkert@115:         }
rrenkert@115:         catch(IOException ioe) {
rrenkert@115:             logger.warn(
rrenkert@115:                 "Could not read line join." +
rrenkert@115:                 " Setting line join to \"bevel\".");
rrenkert@115:             join = -1;
rrenkert@115:         }
rrenkert@65:         String joinStyle = "bevel";
rrenkert@65:         switch(join) {
rrenkert@65:             case esriLineJoinStyle.esriLJSRound: joinStyle = "round"; break;
rrenkert@65:             case esriLineJoinStyle.esriLJSMitre: joinStyle = "miter"; break;
rrenkert@65:             default: break;
rrenkert@65:         }
rrenkert@65:         symbolElement.setAttribute("cap", capStyle);
rrenkert@65:         symbolElement.setAttribute("join", joinStyle);
rrenkert@65: 
rrenkert@115:         try {
rrenkert@115:             symbolElement.setAttribute(
rrenkert@115:                 "linestart",
rrenkert@115:                 String.valueOf(symbol.getLineStartOffset()));
rrenkert@115:         }
rrenkert@115:         catch(IOException ioe) {
rrenkert@115:             logger.warn(
rrenkert@115:                 "Could not read line start offset." +
rrenkert@115:                 " Setting line start offset to 0.");
rrenkert@115:             symbolElement.setAttribute("linestart", "0");
rrenkert@115:         }
rrenkert@115: 
rrenkert@115:         try {
rrenkert@115:             symbolElement.setAttribute(
rrenkert@115:                 "miterlimit",
rrenkert@115:                 String.valueOf(symbol.getMiterLimit()));
rrenkert@115:         }
rrenkert@115:         catch(IOException ioe) {
rrenkert@115:             logger.warn(
rrenkert@115:                 "Could not read miter limit. " +
rrenkert@115:                 " Setting miter limit to 0.");
rrenkert@115:             symbolElement.setAttribute("miterlimit", "0");
rrenkert@115:         }
rrenkert@115: 
rrenkert@115:         try {
rrenkert@115:             symbolElement.setAttribute(
rrenkert@115:                 "offset",
rrenkert@115:                 String.valueOf(symbol.getOffset()));
rrenkert@115:         }
rrenkert@115:         catch(IOException ioe) {
rrenkert@115:             logger.warn("Could not read offset. Setting offset to 0.");
rrenkert@115:             symbolElement.setAttribute("offset", "0");
rrenkert@115:         }
rrenkert@115: 
rrenkert@115:         try {
rrenkert@115:             symbolElement.setAttribute(
rrenkert@115:                 "width",
rrenkert@115:                 String.valueOf(symbol.getWidth()));
rrenkert@115:         }
rrenkert@115:         catch(IOException ioe) {
rrenkert@115:             logger.warn("Could not read width. Setting width to 1.");
rrenkert@115:             symbolElement.setAttribute("width", "1");
rrenkert@115:         }
rrenkert@65:         //TODO Read further attributes depending on the Mapscript functionality:
rrenkert@65:         //     Template, MarkerSymbol, LineDecorations
rrenkert@115:         symbolElement.setAttribute("type", "line");
rrenkert@115:         symbolElement.setAttribute("style", "carto");
rrenkert@65: 
rrenkert@65:         return symbolElement;
rrenkert@65:     }
rrenkert@65: }
rrenkert@65: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :