/*
This file is part of RouteConverter.
RouteConverter 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.
RouteConverter 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 RouteConverter; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Copyright (C) 2007 Christian Pesch. All Rights Reserved.
*/
package slash.navigation.simple;
import slash.common.type.CompactCalendar;
import slash.navigation.common.NavigationPosition;
import slash.navigation.base.RouteCharacteristics;
import slash.navigation.base.SimpleLineBasedFormat;
import slash.navigation.base.SimpleRoute;
import slash.navigation.base.Wgs84Position;
import slash.navigation.base.Wgs84Route;
import java.io.PrintWriter;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import static slash.common.io.Transfer.formatIntAsString;
import static slash.common.io.Transfer.parseDouble;
import static slash.common.io.Transfer.parseLong;
import static slash.common.type.CompactCalendar.fromMillis;
import static slash.navigation.base.RouteCharacteristics.Track;
import static slash.navigation.common.NavigationConversion.formatElevationAsString;
import static slash.navigation.common.NavigationConversion.formatPositionAsString;
import static slash.navigation.common.NavigationConversion.formatSpeedAsString;
/**
* Reads and writes GPS Tuner (.trk) files.
* <p/>
* Header: Latitude(Degree);Longitude(Degree);Altitude(m);Speed(kmph);Date(Unix TimeStamp);Segment;Heading(Degree)<br/>
* Format: 50.3965966666667;7.53247333333333;74.4000015258789;77.56176;1172932595;1;279
*
* @author Christian Pesch
*/
public class GpsTunerFormat extends SimpleLineBasedFormat<SimpleRoute> {
private static final char SEPARATOR = ';';
private static final String FIRST_HEADER_LINE = "GPS Tracklog - ";
private static final String SECOND_HEADER_LINE = "Latitude(Degree);Longitude(Degree);Altitude(m);Speed(kmph);Date(Unix TimeStamp);Segment;Heading(Degree)";
private static final Pattern LINE_PATTERN = Pattern.
compile(BEGIN_OF_LINE +
WHITE_SPACE + "(" + POSITION + ")" + WHITE_SPACE + SEPARATOR +
WHITE_SPACE + "(" + POSITION + ")" + WHITE_SPACE + SEPARATOR +
WHITE_SPACE + "(" + POSITION + ")" + WHITE_SPACE + SEPARATOR +
WHITE_SPACE + "(" + POSITION + ")" + WHITE_SPACE + SEPARATOR +
WHITE_SPACE + "(\\d+)" + WHITE_SPACE + SEPARATOR +
WHITE_SPACE + "\\d+" + WHITE_SPACE + SEPARATOR +
WHITE_SPACE + "(\\d+)" + WHITE_SPACE +
END_OF_LINE);
public String getExtension() {
return ".trk";
}
public String getName() {
return "GPS Tuner (*" + getExtension() + ")";
}
@SuppressWarnings({"unchecked"})
public <P extends NavigationPosition> SimpleRoute createRoute(RouteCharacteristics characteristics, String name, List<P> positions) {
return new Wgs84Route(this, characteristics, (List<Wgs84Position>) positions);
}
protected RouteCharacteristics getRouteCharacteristics() {
return Track;
}
protected boolean isValidLine(String line) {
return isPosition(line) || line.startsWith(FIRST_HEADER_LINE) || line.startsWith(SECOND_HEADER_LINE);
}
protected boolean isPosition(String line) {
Matcher matcher = LINE_PATTERN.matcher(line);
return matcher.matches();
}
private CompactCalendar parseTime(String time) {
Long milliseconds = parseLong(time);
if (milliseconds == null || milliseconds == 0)
return null;
return fromMillis(milliseconds * 1000);
}
protected Wgs84Position parsePosition(String line, CompactCalendar startDate) {
Matcher lineMatcher = LINE_PATTERN.matcher(line);
if (!lineMatcher.matches())
throw new IllegalArgumentException("'" + line + "' does not match");
String latitude = lineMatcher.group(1);
String longitude = lineMatcher.group(2);
String altitude = lineMatcher.group(3);
String speed = lineMatcher.group(4);
String time = lineMatcher.group(5);
String heading = lineMatcher.group(6);
Wgs84Position position = new Wgs84Position(parseDouble(longitude), parseDouble(latitude),
parseDouble(altitude), parseDouble(speed), parseTime(time), null);
position.setHeading(parseDouble(heading));
return position;
}
protected void writeHeader(PrintWriter writer, SimpleRoute route) {
writer.println(FIRST_HEADER_LINE + GENERATED_BY);
writer.println(SECOND_HEADER_LINE);
}
private String formatTime(CompactCalendar time) {
if (time == null)
return "0";
return Long.toString(time.getTimeInMillis() / 1000);
}
protected void writePosition(Wgs84Position position, PrintWriter writer, int index, boolean firstPosition) {
String longitude = formatPositionAsString(position.getLongitude());
String latitude = formatPositionAsString(position.getLatitude());
String altitude = formatElevationAsString(position.getElevation());
String speed = formatSpeedAsString(position.getSpeed());
String time = formatTime(position.getTime());
String heading = position.getHeading() != null ? formatIntAsString(position.getHeading().intValue()) : "0";
writer.println(latitude + SEPARATOR + longitude + SEPARATOR + altitude + SEPARATOR +
speed + SEPARATOR + time + SEPARATOR + (firstPosition ? "1" : "0") + SEPARATOR + heading);
}
}