private float[] GetPointOnMap(Coordinate location)
{
float topY = 1 / horizontalRes * verticalRes;
Coordinate botLeft = new Coordinate(Constants.MAP_MIN_LATITUDE, Constants.MAP_MIN_LONGITUDE);
Coordinate botRight = new Coordinate(Constants.MAP_MIN_LATITUDE, Constants.MAP_MAX_LONGITUDE);
Coordinate topLeft = new Coordinate(Constants.MAP_MAX_LATITUDE, Constants.MAP_MIN_LONGITUDE);
float sizeX = (float)Coordinate.CalcDist(botLeft, botRight);
float sizeY = (float)Coordinate.CalcDist(botLeft, topLeft);
float scaleX = 1f / sizeX;
float scaleY = topY / sizeY;
float distX = (float)Coordinate.CalcDist(botLeft, new Coordinate(botLeft.Latitude, location.Longitude)) * scaleX;
float distY = (float)Coordinate.CalcDist(botLeft, new Coordinate(location.Latitude, botLeft.Longitude)) * scaleY;
return(new float[] { distX, distY });
}
private List <vtkActor> DrawDirection(SortedSet <Coordinate> coordinates, float yOffset, Coordinate start, Coordinate end)
{
DateTime endDate = this.startDate.AddMinutes(this.step);
SortedSet <Coordinate> subset = coordinates.GetViewBetween(new Coordinate(this.startDate), new Coordinate(endDate));
SortedSet <Coordinate> noDuplicates = new SortedSet <Coordinate>(new ByDist(start));
foreach (Coordinate coord in subset)
{
bool insert = true;
foreach (Coordinate coord2 in noDuplicates)
{
if (coord.VehicleID.Equals(coord2.VehicleID))
{
insert = false;
break;
}
}
if (insert)
{
noDuplicates.Add(coord);
}
}
double routeLength = Coordinate.CalcDist(start, end);
double scale = Constants.TUBE_SIZE / routeLength;
float curX = Constants.TUBE_START_X;
float averageDist = Constants.TUBE_SIZE / noDuplicates.Count;
float maxAcceptableDist = averageDist * (1 + Constants.ACCEPTABLE_DIST_SKEW);
float minAcceptableDist = averageDist * (1 - Constants.ACCEPTABLE_DIST_SKEW);
float maxUnreasonableDist = averageDist * (1 + Constants.GRAVE_DIST_SKEW);
float minUnreasonableDist = averageDist * (1 - Constants.GRAVE_DIST_SKEW);
List <vtkActor> actors = new List <vtkActor>();
bool first = true;
foreach (Coordinate coord in noDuplicates)
{
double distToOrigin = Coordinate.CalcDist(start, coord) * scale;
double size = Math.Abs(curX - (Constants.TUBE_START_X + distToOrigin));
size = Math.Min(Constants.TUBE_START_X + Constants.TUBE_SIZE - curX, size);
double deltaY = (size - averageDist);
//Bounds deltaY to upper and lower limits
deltaY = Math.Min(deltaY, Constants.TUBE_MAX_DELTA_Y);
deltaY = Math.Max(deltaY, -Constants.TUBE_MAX_DELTA_Y);
Color color;
color = Color.GetColorFromPalette((float)size, minUnreasonableDist, maxUnreasonableDist);
if (size > averageDist)
{
color = Color.GetColorFromPalette((float)size, averageDist, maxUnreasonableDist);
}
else
{
color = Color.GetColorFromPalette(-(float)size, -averageDist, -minUnreasonableDist);
}
if (first)
{
first = false;
color = Color.GRAY;
deltaY = 0;
}
//else
//{
// if (size > maxUnreasonableDist || size < minUnreasonableDist)
// color = Color.colorPalette[0];
// else if (size > maxAcceptableDist || size < minAcceptableDist)
// color = Color.colorPalette[3];
// else
// color = Color.colorPalette[6];
//}
actors.Add(this.DrawLineSector(curX, yOffset, (float)size, color, (float)deltaY));
actors.Add(this.DrawIndicatorLine(curX, yOffset));
curX = Constants.TUBE_START_X + (float)distToOrigin;
}
{
double size = (Constants.TUBE_START_X + Constants.TUBE_SIZE) - curX;
actors.Add(this.DrawLineSector(curX, yOffset, (float)size, Color.GRAY, 0f));
actors.Add(this.DrawIndicatorLine(curX, yOffset));
curX = (Constants.TUBE_START_X + Constants.TUBE_SIZE);
actors.Add(this.DrawIndicatorLine(curX, yOffset));
}
return(actors);
}