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Suunto Markup Language Format (SML) Import - Initial implementation
Based on TCX/GPX support Includes laps and no-gps support for indoor activities, but not lap swimming. Test files were contributed by forum members Frederic and Servan Fixes #1559
This commit is contained in:
Alejandro Martinez
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src/SmlParser.cpp
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243
src/SmlParser.cpp
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/*
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* Copyright (c) 2015 Alejandro Martinez (amtriathlon@gmail.com)
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* Based on TcxParser.cpp
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*
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* Copyright (c) 2008 Sean C. Rhea (srhea@srhea.net),
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* J.T Conklin (jtc@acorntoolworks.com)
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*
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <QString>
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#include <QDebug>
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#include "SmlParser.h"
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#include "TimeUtils.h"
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#include <cmath>
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SmlParser::SmlParser(RideFile* rideFile) : rideFile(rideFile)
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{
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cad = 0;
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speed = 0;
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distance = 0;
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lastDistance = 0;
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lastTime = 0;
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lastLat = lastLon = 0;
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watts = 0;
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alt = 0;
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lon = 0;
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lat = 0;
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hr = 0;
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temp = RideFile::NoTemp;
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periodic = false;
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header = false;
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lap = 0;
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}
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bool
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SmlParser::startElement(const QString&, const QString&,
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const QString& qName,
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const QXmlAttributes&)
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{
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buffer.clear();
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if(header)
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return true;
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if(qName == "Header")
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{
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header = true;
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}
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else if(qName == "Sample")
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{
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cad = 0;
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speed = 0;
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distance = 0;
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watts = 0;
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alt = 0;
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hr = 0;
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temp = RideFile::NoTemp;
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periodic = false;
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}
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return true;
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}
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#define PI 3.14159265
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inline double toRadians(double degrees)
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{
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return degrees * PI / 180;
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}
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inline double toDegrees(double radians)
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{
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return radians * 180.0 / PI;
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}
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bool
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SmlParser::endElement(const QString&, const QString&, const QString& qName)
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{
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if(qName == "Header")
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{
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header = false;
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}
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else if(header == true)
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{
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if (qName == "DateTime")
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{
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rideFile->setStartTime(convertToLocalTime(buffer));
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}
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else if (qName == "Activity")
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{
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if (buffer.contains("Biking", Qt::CaseInsensitive))
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rideFile->setTag("Sport", "Bike");
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else if (buffer.contains("Running", Qt::CaseInsensitive))
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rideFile->setTag("Sport", "Run");
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else if (buffer.contains("Swimming", Qt::CaseInsensitive))
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rideFile->setTag("Sport", "Swim");
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}
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return true;
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}
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else if (qName == "Lap")
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{
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lap++;
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}
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else if (qName == "Time")
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{
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time = buffer.toDouble();
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}
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else if (qName == "Latitude")
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{
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lat = toDegrees(buffer.toDouble()); // lat comes in radians
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}
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else if (qName == "Longitude")
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{
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lon = toDegrees(buffer.toDouble()); // lat comes in radians
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}
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else if (qName == "Altitude")
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{
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alt = buffer.toDouble(); // metric
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}
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else if (qName == "HR")
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{
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hr = round(buffer.toDouble()*60.0); // HR comes per sec
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}
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else if (qName == "Temperature")
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{
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temp = buffer.toDouble()-273.0; // Temperature comes in Kelvin unit
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}
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else if (qName == "Cadence")
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{
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cad = round(buffer.toDouble()*60.0); // Cadence comes in per sec
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}
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else if (qName == "Speed")
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{
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speed = round(buffer.toDouble()*3.6); // Speed comes in m/s
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}
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else if (qName == "Distance")
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{
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distance = buffer.toDouble()/1000.0; // Distance comes in meters
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}
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else if (qName == "Bikepower")
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{
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watts = buffer.toDouble();
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}
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else if (qName == "SampleType")
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{
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periodic = (buffer == "periodic");
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}
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else if (qName == "Sample")
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{
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if(time == 0 && periodic)
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{
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// update the "lasts" and record the first point
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lastTime = time;
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lastLon = lon;
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lastLat = lat;
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rideFile->appendPoint(time, cad, hr, 0, 0, 0, watts, alt,
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lon, lat, 0, 0.0, temp, 0.0,
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0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
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0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
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0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, lap);
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return true;
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}
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if (distance > 0 && speed == 0)
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{
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// compute speed from distance since the last recorded sample
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double delta_t = time - lastTime;
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double delta_d = distance - lastDistance;
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if (delta_t > 0.0 && delta_d > 0.0)
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speed = 3600.0 * delta_d / delta_t;
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}
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if (distance == 0 && speed > 0)
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{
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// compute distance traveled since the last recorded sample
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double delta_t = time - lastTime;
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if (delta_t > 0.0)
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distance = lastDistance + speed * delta_t / 3600.0;
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}
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else if (distance == 0 && speed == 0)
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{
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// we need to figure out the distance by using the lon,lat
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// using the haversine formula
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double r = 6371;
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double dlat = toRadians(lat -lastLat); // convert to radians
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double dlon = toRadians(lon - lastLon);
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double a = sin(dlat /2) * sin(dlat/2) + cos(toRadians(lat)) *
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cos(toRadians(lastLat)) * sin(dlon/2) * sin(dlon /2);
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double c = 4*atan2(sqrt(a),1+sqrt(1-fabs(a)));
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double delta_d = r * c;
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if(lastLat != 0)
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distance = lastDistance + delta_d;
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// compute the elapsed time and distance traveled since the
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// last recorded trackpoint
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double delta_t = time - lastTime;
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if (delta_d < 0)
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delta_d = 0;
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// compute speed using distance traveled and elapsed time
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if (delta_t > 0.0)
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speed = 3600.0 * delta_d / delta_t;
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}
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// Record point on periodic samples only
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if (periodic && round(time) > round(lastTime)) {
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rideFile->appendPoint(round(time), cad, hr, distance, speed, 0,
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watts, alt, lon, lat, 0, 0.0, temp, 0.0, 0.0,
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0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
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0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, lap);
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// update the "lasts"
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lastTime = time;
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lastDistance = distance;
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}
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lastLon = lon;
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lastLat = lat;
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}
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return true;
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}
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bool
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SmlParser::characters(const QString& str)
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{
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buffer += str;
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return true;
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}
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