private SpeedData ParseSpeedData(IEnumerable <LogData> logData)
{
SpeedData speedData = new SpeedData();
var makeSpeedHue = new Func <double, double, double>((spd, maxSpd) => {
double speedPercent = 0.34d;
if (spd > 0)
{
speedPercent = ((spd / maxSpd) * -0.34d) + 0.34d;
}
return(speedPercent);
});
var speeds = logData.Select(d => d.Speed);
var currentCulture = CultureInfo.CurrentCulture;
CultureInfo.CurrentCulture = CultureInfo.InvariantCulture;
CultureInfo.CurrentCulture = currentCulture;
var minSpeed = speeds.Min();
var maxSpeed = speedData.MaxSpeed = speeds.Max();
var rangeSpeed = maxSpeed - minSpeed;
var legendStepCount = 5;
var legendSteps = rangeSpeed / legendStepCount;
for (int i = 0; i < legendStepCount; i++)
{
var fromSpeed = i * legendSteps;
var toSpeed = (i + 1) * legendSteps;
speedData.SpeedLegend.Add(new LegendData()
{
FromSpeed = fromSpeed,
ToSpeed = toSpeed,
FromColor = new ColorHLS(180, makeSpeedHue(fromSpeed, maxSpeed), 0.5, 1).HlsToRgb(),
ToColor = new ColorHLS(180, makeSpeedHue(toSpeed, maxSpeed), 0.5, 1).HlsToRgb(),
});
}
foreach (var speed in speeds)
{
var abs = (int)Math.Abs(speed);
double speedPercent = 0.34d;
if (speed > 0)
{
speedPercent = ((speed / maxSpeed) * -0.34d) + 0.34d;
}
speedData.SpeedColors[abs] = new ColorHLS(180, makeSpeedHue(speed, maxSpeed), 0.5, 1).HlsToRgb();
}
return(speedData);
}
public ColorTrackLegendWriter(StreamWriter streamWriter, ConverterOptions options, SpeedData speedData)
{
_streamWriter = streamWriter;
_options = options;
_speedData = speedData;
}
public ColorTrackStyleWriter(StreamWriter streamWriter, ConverterOptions options, SpeedData speedData)
{
_streamWriter = streamWriter;
_speedData = speedData;
}