protected virtual List <Segment> GetSegmentList(IDictionary <string, object> objectAsDict)
{
if (!objectAsDict.ContainsKey("posList"))
{
return(null);
}
var lineList = (List <string>)objectAsDict["posList"];
// extrior (GML name) is the only one in this case
var exteriorLine = lineList.First();
if (string.IsNullOrEmpty(exteriorLine))
{
return(null);
}
List <Segment> netSegments = new List <Segment>();
var exteriorLinePoints = TranslatorUtils.LineToVectorList(exteriorLine);
var reductedPoints = DouglasPointsReduction.Reduct(exteriorLinePoints, toleranceDP);
if (reductedPoints.Count <= 1)
{
return(null);
}
for (int i = 0; i < reductedPoints.Count - 1; i++)
{
netSegments.Add(new Segment {
p1 = reductedPoints[i], p2 = reductedPoints[i + 1]
});
}
return(netSegments);
}
protected virtual string GetPointPosition(IDictionary <string, object> objectAsDict)
{
if (objectAsDict.ContainsKey("pos"))
{
string objPoint = objectAsDict["pos"].ToString();
var point = objPoint.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries)
.Select(num => float.Parse(num, System.Globalization.CultureInfo.InvariantCulture))
.ToArray();
currentPoint = CoordinatesCalc.GameXY(new Vector2(point[0], point[1]));
if (CoordinatesCalc.IsInRange(currentPoint))
{
string pointStr = "";
pointStr += $"{currentPoint.X} {currentPoint.Y} ";
return(pointStr);
}
return(null);
}
else if (objectAsDict.ContainsKey("posList"))
{
var lineList = (List <string>)objectAsDict["posList"];
List <List <Vector2> > lineV2List = new List <List <Vector2> >();
for (int i = 0; i < lineList.Count; i++)
{
lineV2List.Add(TranslatorUtils.LineToVectorList(lineList[i]));
}
var avgPoint = Calculations.AvgPoint(lineV2List[0]);
string avgPointString = "";
if (!TranslatorUtils.IsNaNVector2(avgPoint))
{
avgPointString = $"{avgPoint.X} {avgPoint.Y}";
}
if (!string.IsNullOrEmpty(avgPointString))
{
var pArea = Calculations.PolygonArea(lineV2List[0]);
if (lineV2List.Count > 1)
{
for (int i = 1; i < lineV2List.Count; i++)
{
pArea -= Calculations.PolygonArea(lineV2List[i]);
}
}
pArea64 = ((int)(pArea / 64)) * 64;
currentPoint = avgPoint;
return(avgPointString);
}
}
return(null);
}
protected virtual HashSet <Vector2> GetPointsInArea(IDictionary <string, object> objectAsDict)
{
if (objectAsDict.ContainsKey("posList"))
{
var lineList = (List <string>)objectAsDict["posList"];
var exteriorV2 = TranslatorUtils.LineToVectorList(lineList[0]);
//var exteriorV2 = TranslatorUtils.LineListToVector2Arr(lineList, 0);
if (exteriorV2.Count < 3)
{
return(null);
}
var areaMinMax = Calculations.FindMaxMin(exteriorV2);
var points = AdditionalPointsCreation.CreatePointArray(areaMinMax[0], areaMinMax[1], gridDist);
List <List <Vector2> > interiors = new List <List <Vector2> >();
if (lineList.Count > 1)
{
for (int i = 1; i < lineList.Count; i++)
{
interiors.Add(TranslatorUtils.LineToVectorList(lineList[i]));
}
}
HashSet <Vector2> selectedPoints = new HashSet <Vector2>();
foreach (var p in points)
{
if (Calculations.PointInPoly(exteriorV2, p) &&
(interiors == null || !interiors.Any(interior => Calculations.PointInPoly(interior, p))))
{
selectedPoints.Add(p);
}
}
return(selectedPoints);
}
return(null);
}
