/// <summary>
/// Returns the distance traveled until the current time in meters.
/// </summary>
/// <param name="time">Time in seconds</param>
/// <returns>Distance in meters</returns>
public double GetDistance(float time)
{
int index = this.GetTrackPointIndex(time);
double distance = this.gpsPoints[index].Distance;
GPSCoord lastPosition = this.GetPosition(time);
GPSPoint interpolatedPos = new GPSPoint(lastPosition.Longitude, lastPosition.Latitude, lastPosition.Elevation, 0, 0);
return distance += interpolatedPos.DistanceFromPoint(this.gpsPoints[index]);
}
private int UnscaledMapImageHeight(double routeHeightLat, int zoomLevel)
{
//m/px
double[] zoomScales =
{
21282,
16355,
10064,
5540,
2909,
1485,
752,
378,
190,
95,
48,
24,
12,
6,
3,
1.48,
0.74,
0.37,
0.19
};
var origin = new GPSPoint(0, 0, 0, 0);
var height = new GPSPoint(0, routeHeightLat, 0, 0);
double distance = origin.DistanceFromPoint(height);
double scale = zoomScales[zoomLevel - 1];
var result = (int)Math.Round(distance / scale);
//TODO: real fix, remove this hack.
var quickDemoHack = new Dictionary<int, int>();
quickDemoHack.Add(12, 10);
quickDemoHack.Add(13, 29);
quickDemoHack.Add(14, 75);
return result;// - quickDemoHack[zoomLevel];
}