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/*
* Southampton University Map App
* Copyright (C) 2011 Christopher Baines
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package net.cbaines.suma;
import org.osmdroid.ResourceProxy;
import org.osmdroid.views.overlay.PathOverlay;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.DefaultHandler;
public class DataHandler extends DefaultHandler {
// this holds the data
private PathOverlay _data;
private int colour;
private ResourceProxy resProxy;
public DataHandler(int colour, ResourceProxy resProxy) {
this.colour = colour;
this.resProxy = resProxy;
}
/**
* Returns the data object
*
* @return
*/
public PathOverlay getData() {
return _data;
}
/**
* This gets called when the xml document is first opened
*
* @throws SAXException
*/
@Override
public void startDocument() throws SAXException {
_data = new PathOverlay(colour, resProxy);
}
/**
* Called when it's finished handling the document
*
* @throws SAXException
*/
@Override
public void endDocument() throws SAXException {
}
/**
* This gets called at the start of an element. Here we're also setting the booleans to true if it's at that
* specific tag. (so we know where we are)
*
* @param namespaceURI
* @param localName
* @param qName
* @param atts
* @throws SAXException
*/
@Override
public void startElement(String namespaceURI, String localName, String qName, Attributes atts) throws SAXException {
if (localName.equals("trkpt")) {
// Log.v("DataHandler", "Adding point to route overlay " + atts.getValue("lat") + " " +
// atts.getValue("lon"));
_data.addPoint(Util.csLatLongToGeoPoint(atts.getValue("lat"), atts.getValue("lon")));
}
}
/**
* Called at the end of the element. Setting the booleans to false, so we know that we've just left that tag.
*
* @param namespaceURI
* @param localName
* @param qName
* @throws SAXException
*/
@Override
public void endElement(String namespaceURI, String localName, String qName) throws SAXException {
}
/**
* Calling when we're within an element. Here we're checking to see if there is any content in the tags that we're
* interested in and populating it in the Config object.
*
* @param ch
* @param start
* @param length
*/
@Override
public void characters(char ch[], int start, int length) {
}
}
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