public int LoadLinesData()
{
Lines.Clear();
LinesDict.Clear();
int res = 0;
using (var trans = Ac.StartTransaction())
{
var acLines = trans.GetAllEntities <Line>();
Ac.InitProgress(AppServices.Strings.LoadingLines, acLines.Count());
foreach (var acLn in acLines)
{
if (acLn.Length < 0.000001)
{
continue;
}
var ln = new AcPolygonSegment(acLn);
var lnRev = ln.Reverse();
Lines.Add(ln);
LinesDict.AddListItem(ln.StartPoint.Id(), ln);
// Trzeba dodać odwrotną linię, bo nie zawsze startPoint jest
// z tej strony, z której bym chciał
Lines.Add(lnRev);
LinesDict.AddListItem(lnRev.StartPoint.Id(), lnRev);
res++;
Ac.SetProgress(res);
}
Ac.ClearProgress();
}
return(res);
}
private List <AcPolygonSegment> GetEndPointLines(AcPolygonSegment currentSegment)
{
List <AcPolygonSegment> res = new List <AcPolygonSegment>();
string endPointId = currentSegment.EndPoint.Id();
var endPointLines = LinesDict.GetList(endPointId);
foreach (var ln in endPointLines)
{
// Usuń linie, które są takie same jak currentSegment
if (ln.Id == currentSegment.Id)
{
continue;
}
if (ln.Reverse().Id == currentSegment.Id)
{
continue;
}
res.Add(ln);
}
return(res);
}
private AcPolygonSegment GetNextLine(List <AcPolygonSegment> lines, AcPolygonSegment currentSegment)
{
Angle azimuth0 = currentSegment.Azimuth - new Angle(180, 0, 0);
// UpdateTempAzimuths
foreach (var ln in lines)
{
ln.TempAzimuth = ln.Azimuth - azimuth0;
}
// Get Next Line, TempAzimuth = Max
AcPolygonSegment nextLine = lines.First();
foreach (var ln in lines)
{
if (ln.TempAzimuth.AsRad > nextLine.TempAzimuth.AsRad)
{
nextLine = ln;
}
}
return(nextLine);
}
private bool BuildPolygon(Polyline polyline, Point2d startPoint, AcPolygonSegment currentSegment)
{
if (currentSegment.EndPoint.Id() == startPoint.Id())
{
return(true);
}
// Nie dodawaj ostatniego zdublowanego wertexu, bo potem przy zmianie początku polilini ID się nie zgadzają
polyline.AddVertex(currentSegment.EndPoint);
var endPointLines = GetEndPointLines(currentSegment);
if (endPointLines.Count < 1)
{
return(false);
}
AcPolygonSegment nextLine = GetNextLine(endPointLines, currentSegment);
return(BuildPolygon(polyline, startPoint, nextLine));
}