public void Read()
{
Collection.Clear();
System.IO.StringReader stream = new System.IO.StringReader(Properties.Resources.countryBoundaries);
using (TextFieldParser parser = new TextFieldParser(stream))
{
parser.TextFieldType = FieldType.Delimited;
parser.SetDelimiters(",");
while (!parser.EndOfData)
{
// Processing row
string[] fields = parser.ReadFields();
if (fields != null)
{
string country = fields[6];
WSMCountry cDef = new WSMCountry(country)
{
Brush = null
};
_initPolyInfo(fields[0]);
while (true)
{
WSMPolygon poly = _getNextPoly();
if (poly == null)
{
break;
}
cDef.AddPolygon(poly);
if (poly.Polytype == 1)
{
cDef.HasInternalBorders = true;
}
}
if (cDef.Collection.Count > 0)
{
if (cDef.Collection.Count > 1)
{
cDef.Collection.Sort((p1, p2) => (p1.Polytype - p2.Polytype));
}
cDef.Finish();
Collection.Add(cDef);
}
}
}
}
}
PointF[] _getPoly(WSMPolygon poly)
{
var _poly = new List <PointF>();
foreach (BaseCoordinate item in poly.Collection)
{
if (!double.IsNaN(item.ProjectedX))
{
_poly.Add(_convertF(item));
}
}
if (_poly.Count <= 2)
{
return(null);
}
return(_poly.ToArray());
}
private WSMPolygon _getNextPoly()
{
WSMPolygon poly = new WSMPolygon();
int idx0 = _polyInfo.IndexOf(_head, _polyPos, StringComparison.Ordinal);
if (idx0 == -1)
{
return(null);
}
// which head?
string tail;
if (_polyInfo.Substring(idx0 - _outer.Length, _outer.Length) == _outer)
{
tail = _tailO; poly.Polytype = 0;
}
else if (_polyInfo.Substring(idx0 - _inner.Length, _inner.Length) == _inner)
{
tail = _tailI; poly.Polytype = 1;
}
else
{
return(null);
}
int idx1 = _polyInfo.IndexOf(tail, _polyPos + _head.Length, StringComparison.Ordinal);
if (idx1 == -1)
{
return(null);
}
idx0 = idx0 + _head.Length;
_polyPos = idx1 + tail.Length;
string coords = _polyInfo.Substring(idx0, idx1 - idx0);
string[] part = coords.Split(", ".ToArray());
for (int i = 0; i < part.Length; i += 3)
{
try
{
poly.AddCoordinate(double.Parse(part[i + 1]), double.Parse(part[i]));
}
catch
{
// ignored
}
}
if (poly.Collection.Count > 2)
{
return(poly);
}
else
{
return(null);
}
}
internal void AddPolygon(WSMPolygon poly)
{
Collection.Add(poly);
}