/*
* Copyright (C) 2009.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 or
* version 2 as published by the Free Software Foundation.
*
* 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.
*/
package uk.me.parabola.mkgmap.combiners;
import java.io.IOException;
import uk.me.parabola.imgfmt.ExitException;
import uk.me.parabola.imgfmt.Utils;
import uk.me.parabola.imgfmt.mdxfmt.MdxFile;
import uk.me.parabola.mkgmap.CommandArgs;
/**
* Create the mdx file which is basically just a list of maps in a set.
* It is required for use with the global index file (mdr).
*
* @author Steve Ratcliffe
*/
public class MdxBuilder implements Combiner {
private MdxFile mdx;
private String mdxFilename;
private String outputDir;
public void init(CommandArgs args) {
int familyId = args.get("family-id", CommandArgs.DEFAULT_FAMILYID);
int productId = args.get("product-id", 1);
mdxFilename = args.get("overview-mapname", "osm") + ".mdx";
mdx = new MdxFile(familyId, productId);
outputDir = args.getOutputDir();
}
public void onMapEnd(FileInfo info) {
if (!info.isImg())
return;
mdx.addMap(info.getMapnameAsInt(), info.getHexname(),
info.getFilename());
}
public void onFinish() {
try {
mdx.write(Utils.joinPath(outputDir, mdxFilename));
} catch (IOException e) {
throw new ExitException("Could not create MDX file", e);
}
}
public String getFilename() {
return Utils.joinPath(outputDir, mdxFilename);
}
}