public string[][] startAnalysis(Geolocator sender, PositionChangedEventArgs args)
{
firstFourBuildingsInfo = new String[4][];
double[] geoPoint1;
double[] geoPoint2;
double[] geoPoint3;
double[] geoPoint4;
double[][] four_geoPoints;
four_geoPoints = new double[4][];
geoPoint1 = new double[2];
geoPoint2 = new double[2];
geoPoint3 = new double[2];
geoPoint4 = new double[2];
// 4 points algorithm usage
double[][] geoCoordinateCode;
geoCoordinateCode = new double[2][];
AudioSet setSong = new AudioSet();
getAudioGeoPosition getAudioGeoPoint = new getAudioGeoPosition();
int songNumber = 1;
int exitLoop = 0; //depends if the song starting playing in checkCoordinates function
// firstFourBuildingsInfo[0][0] = "firstLoop";
while ((songNumber < 2) && (firstFourBuildingsInfo[0] == null)) // check location for each songNumber
{
four_geoPoints = getAudioGeoPoint.getFourGeoPoints(songNumber); // for each song (represented in songNumber) read its coordinates
geoPoint1 = four_geoPoints[0]; // takes 4 geoPoints with (lati,longi) coordinates
geoPoint2 = four_geoPoints[1];
geoPoint3 = four_geoPoints[2];
geoPoint4 = four_geoPoints[3];
// getting particular variables, which will give criteria of geoLocation comparison
geoCoordinateCode = setSong.setLocationSquareFormula(geoPoint1, geoPoint2, geoPoint3, geoPoint4);
CheckGeoToPlayMusic checkUser = new CheckGeoToPlayMusic();
firstFourBuildingsInfo = checkUser.checkCoordinates(sender, args, geoCoordinateCode, songNumber);
songNumber++;
}
return firstFourBuildingsInfo;
}
// from getAudioGeoPosition
private double[][] arrayOfDistances(Geolocator sender, PositionChangedEventArgs args)
{
double[][] four_geoPoints;
double[] order_distance;
four_geoPoints = new double[4][];
getAudioGeoPosition getAudioPosition = new getAudioGeoPosition();
for (int songNumber = 0; songNumber < 5; songNumber++)
{
four_geoPoints = getAudioPosition.getFourGeoPoints(songNumber+1);
order_distance = new double[2];
order_distance[0] = songNumber;
order_distance[1] = findDistance(sender, args, findMidPoint(four_geoPoints));
order_distance_array[songNumber] = order_distance;
}
return order_distance_array;
}