private void ParsePolygon(string parens, string mods, Color lineColor, Color polyColor, double alt, Dates date)
{
if (!parens.StartsWith("(") && parens.EndsWith(")"))
{
return;
}
// string the top level of parens
parens = parens.Substring(1, parens.Length - 2);
List <string> shapes = UiTools.SplitString(parens, ",");
foreach (string shape in shapes)
{
KmlLineList lineList = new KmlLineList();
lineList.Astronomical = astronomical;
lineList.MeanRadius = meanRadius;
lineList.ParseWkt(shape, mods, alt, date);
if (alt == 0)
{
AddPolygonFlat(false, lineList, 1, polyColor, lineColor, true, true, date);
}
else
{
AddPolygon(false, lineList, 1, polyColor, lineColor, true, true, date);
}
}
}
public void ParseWkt(string geoText, string option, double alt, Dates date)
{
//todo fix the WKT parser
List <string> parts = UiTools.Split(geoText, "(,)");
foreach (string part in parts)
{
string[] coordinates = part.Trim().Split(" ");
if (coordinates.Length > 1)
{
KmlCoordinate pnt = new KmlCoordinate();
pnt.Lng = double.Parse(coordinates[0]);
if (Astronomical)
{
pnt.Lng -= 180;
}
pnt.Lat = double.Parse(coordinates[1]);
if (coordinates.Length > 2 && alt == 0)
{
pnt.Alt = double.Parse(coordinates[2]);
}
else
{
pnt.Alt = alt;
}
pnt.Date = date;
PointList.Add(pnt);
}
}
}
//public void Save(string path)
//{
// using (Stream s = new FileStream(path, FileMode.Create))
// {
// Save(s);
// }
//}
//public void Save(Stream stream)
//{
// stream = new GZipStream(stream, CompressionMode.Compress);
// StreamWriter sw = new StreamWriter(stream, Encoding.UTF8);
// bool first = true;
// foreach (string col in Header)
// {
// if (!first)
// {
// sw.Write("\t");
// }
// else
// {
// first = false;
// }
// sw.Write(col);
// }
// sw.Write("\r\n");
// foreach (string[] row in Rows)
// {
// first = true;
// foreach (string col in row)
// {
// if (!first)
// {
// sw.Write("\t");
// }
// else
// {
// first = false;
// }
// sw.Write(col);
// }
// sw.Write("\r\n");
// }
// sw.Close();
//}
//public override string ToString()
//{
// StringBuilder sb = new StringBuilder();
// StringWriter sw = new StringWriter(sb);
// bool first = true;
// foreach (string col in Header)
// {
// if (!first)
// {
// sw.Write("\t");
// }
// else
// {
// first = false;
// }
// sw.Write(col);
// }
// sw.Write("\r\n");
// foreach (string[] row in Rows)
// {
// first = true;
// foreach (string col in row)
// {
// if (!first)
// {
// sw.Write("\t");
// }
// else
// {
// first = false;
// }
// sw.Write(col);
// }
// sw.Write("\r\n");
// }
// return sb.ToString();
//}
//public static bool IsGzip(Stream stream)
//{
// BinaryReader br = new BinaryReader(stream);
// byte[] line = br.ReadBytes(2);
// if (line[0] == 31 && line[1] == 139)
// {
// return true;
// }
// else
// {
// return false;
// }
//}
//public static Table Load(string path, char delimiter)
//{
// if (path.ToLower().EndsWith("csv"))
// {
// delimiter = ',';
// }
// using (Stream s = new FileStream(path, FileMode.Open))
// {
// return Load(s, delimiter);
// }
//}
//public static Table Load(Stream stream, char delimiter)
//{
// bool gZip = IsGzip(stream);
// stream.Seek(0, SeekOrigin.Begin);
// if (gZip)
// {
// stream = new GZipStream(stream, CompressionMode.Decompress);
// }
// Table table = new Table();
// table.Delimiter = delimiter;
// StreamReader sr = new StreamReader(stream);
// if (sr.Peek() >= 0)
// {
// string headerLine = sr.ReadLine();
// table.Rows.Clear();
// table.Header = UiTools.SplitString(headerLine, delimiter);
// }
// else
// {
// table.Header = new string[0];
// }
// int count = 0;
// while (sr.Peek() >= 0)
// {
// string line = sr.ReadLine();
// string[] rowData = UiTools.SplitString(line, delimiter);
// if (rowData.Length < 2)
// {
// break;
// }
// table.Rows.Add(rowData);
// count++;
// }
// return table;
//}
public void LoadFromString(string data, bool isUpdate, bool purge, bool hasHeader)
{
int count = 0;
string[] lines = data.Split("\r\n");
if (!isUpdate || hasHeader)
{
if (lines.Length > 0)
{
string headerLine = lines[0];
count++;
if (headerLine.IndexOf("\t") == -1 && headerLine.IndexOf(",") > -1)
{
Delimiter = ",";
}
if (!isUpdate)
{
Rows.Clear();
}
Header = UiTools.SplitString(headerLine, Delimiter);
}
else
{
Header = new List <string>();
}
}
List <List <string> > temp = new List <List <string> >();
if (!purge)
{
temp = Rows;
}
while (count < lines.Length)
{
string line = lines[count];
List <string> rowData = UiTools.SplitString(line, Delimiter);
if (rowData.Count < 1)
{
break;
}
temp.Add(rowData);
count++;
}
if (purge)
{
Rows = temp;
}
}
private void ExtractCatalogTileRows()
{
bool headerRemoved = false;
foreach (string line in catalogData.GetText().Split("\n"))
{
if (!line.StartsWith("#") && !headerRemoved)
{
headerRemoved = true;
continue;
}
if (!line.StartsWith("#"))
{
List <string> rowData = UiTools.SplitString(line, dataset.HipsProperties.CatalogSpreadSheetLayer.Table.Delimiter);
catalogRows.Add(rowData);
}
}
}
private void ParseLineString(string parens, string mods, Color lineColor, double alt, bool single, Dates date)
{
if (!parens.StartsWith("(") && parens.EndsWith(")"))
{
return;
}
if (!single)
{
// string the top level of parens
parens = parens.Substring(1, parens.Length - 2);
}
List <string> shapes = UiTools.SplitString(parens, ",");
foreach (string shape in shapes)
{
KmlLineList lineList = new KmlLineList();
lineList.Astronomical = astronomical;
lineList.MeanRadius = meanRadius;
lineList.ParseWkt(shape, mods, alt, date);
AddPolygon(false, lineList, 1, Colors.White, lineColor, false, false, date);
}
}
private void ParseGeometry(string gs, Color lineColor, Color polyColor, double alt, Dates date)
{
gs = gs.Trim().ToLowerCase();
int index = gs.IndexOf('(');
if (index < 0)
{
return;
}
if (!gs.EndsWith(")"))
{
return;
}
string commandPart = gs.Substring(0, index).Trim();
string parens = gs.Substr(index);
string[] parts = commandPart.Split(" ");
string command = null;
string mods = null;
if (parts.Length > 0)
{
foreach (string item in parts)
{
if (string.IsNullOrEmpty(command))
{
command = item;
}
else if (string.IsNullOrEmpty(mods))
{
mods = item;
}
}
}
switch (command)
{
case "multipolygon":
case "polygon":
{
ParsePolygon(parens, mods, lineColor, polyColor, alt, date);
}
break;
case "multilinestring":
{
ParseLineString(parens, mods, lineColor, alt, false, date);
}
break;
case "linestring":
{
ParseLineString(parens, mods, lineColor, alt, true, date);
}
break;
case "geometrycollection":
{
parens = parens.Substring(1, parens.Length - 2);
List <string> shapes = UiTools.SplitString(parens, ",");
foreach (string shape in shapes)
{
ParseGeometry(shape, lineColor, polyColor, alt, date);
}
}
break;
default:
break;
}
}
