public virtual string ToStringRepresentation(WktKeyword keyword)
{
Contract.Ensures(!String.IsNullOrEmpty(Contract.Result <string>()));
switch (keyword)
{
case WktKeyword.ParamMt:
return("PARAM_MT");
case WktKeyword.InverseMt:
return("INVERSE_MT");
case WktKeyword.PrimeMeridian:
return("PRIMEM");
case WktKeyword.VerticalDatum:
return("VERT_DATUM");
case WktKeyword.LocalDatum:
return("LOCAL_DATUM");
case WktKeyword.ConcatMt:
return("CONCAT_MT");
case WktKeyword.GeographicCs:
return("GEOGCS");
case WktKeyword.ProjectedCs:
return("PROJCS");
case WktKeyword.GeocentricCs:
return("GEOCCS");
case WktKeyword.VerticalCs:
return("VERT_CS");
case WktKeyword.LocalCs:
return("LOCAL_CS");
case WktKeyword.FittedCs:
return("FITTED_CS");
case WktKeyword.CompoundCs:
return("COMPD_CS");
case WktKeyword.PassThroughMt:
return("PASSTHROUGH_MT");
default: {
Contract.Assume(!String.IsNullOrEmpty(keyword.ToString().ToUpperInvariant()));
return(keyword.ToString().ToUpperInvariant());
}
}
}
private void WriteBasicDatum(IDatum entity, WktKeyword keyword, OgcDatumType ogcDatumType)
{
Contract.Requires(entity != null);
Write(keyword);
WriteOpenParenthesis();
WriteQuoted(entity.Name);
WriteComma();
WriteValue((int)ogcDatumType);
if (null != entity.Authority)
{
WriteComma();
Write(entity.Authority);
}
WriteCloseParenthesis();
}
private bool IsDirectionKeyword(WktKeyword keyword)
{
switch (keyword)
{
case WktKeyword.North:
case WktKeyword.South:
case WktKeyword.East:
case WktKeyword.West:
case WktKeyword.Up:
case WktKeyword.Down:
case WktKeyword.Other:
return(true);
default: return(false);
}
}
public void WriteCrs(ICrsGeodetic entity, WktKeyword keyword)
{
if (entity == null)
{
throw new ArgumentNullException("entity");
}
Contract.EndContractBlock();
Write(keyword);
WriteOpenParenthesis();
WriteQuoted(entity.Name);
Indent();
StartNextLineParameter();
Write(entity.Datum);
StartNextLineParameter();
var primeMeridian = entity.Datum.PrimeMeridian;
if (primeMeridian != null)
{
Write(entity.Datum.PrimeMeridian);
}
StartNextLineParameter();
Write(entity.Unit);
foreach (var axis in entity.Axes)
{
StartNextLineParameter();
if (axis != null)
{
Write(axis);
}
}
if (null != entity.Authority)
{
StartNextLineParameter();
Write(entity.Authority);
}
UnIndent();
WriteCloseParenthesis();
}
private OgcOrientationType ToOgcOrientationType(WktKeyword keyword)
{
switch (keyword)
{
case WktKeyword.North: return(OgcOrientationType.North);
case WktKeyword.South: return(OgcOrientationType.South);
case WktKeyword.East: return(OgcOrientationType.East);
case WktKeyword.West: return(OgcOrientationType.West);
case WktKeyword.Up: return(OgcOrientationType.Up);
case WktKeyword.Down: return(OgcOrientationType.Down);
default: return(OgcOrientationType.Other);
}
}
private WktKeyword ReadKeywordSubmatch(string subMatch, WktKeyword keyword)
{
Contract.Requires(!String.IsNullOrEmpty(subMatch));
return(ReadKeywordSubmatch(subMatch) ? keyword : WktKeyword.Invalid);
}
public void Write(WktKeyword keyword)
{
_writer.Write(Options.ToStringRepresentation(keyword));
}
