/* * /// <summary> * /// * /// </summary> * /// <param name="tokenizer"></param> * /// <returns></returns> * private static ICompoundCoordinateSystem ReadCompoundCoordinateSystem(WktStreamTokenizer tokenizer) * { * * //COMPD_CS[ * //"OSGB36 / British National Grid + ODN", * //PROJCS[] * //VERT_CS[] * //AUTHORITY["EPSG","7405"] * //] * * tokenizer.ReadToken("["); * string name=tokenizer.ReadDoubleQuotedWord(); * tokenizer.ReadToken(","); * tokenizer.NextToken(); * string headCSCode = tokenizer.GetStringValue(); * ICoordinateSystem headCS = ReadCoordinateSystem(headCSCode,tokenizer); * tokenizer.ReadToken(","); * tokenizer.NextToken(); * string tailCSCode = tokenizer.GetStringValue(); * ICoordinateSystem tailCS = ReadCoordinateSystem(tailCSCode,tokenizer); * tokenizer.ReadToken(","); * string authority=String.Empty; * string authorityCode=String.Empty; * tokenizer.ReadAuthority(ref authority, ref authorityCode); * tokenizer.ReadToken("]"); * ICompoundCoordinateSystem compoundCS = new CompoundCoordinateSystem(headCS,tailCS,String.Empty,authority,authorityCode,name,String.Empty,String.Empty); * return compoundCS; * * }*/ /// <summary> /// /// </summary> /// <param name="tokenizer"></param> /// <returns></returns> private static IEllipsoid ReadEllipsoid(WktStreamTokenizer tokenizer) { //SPHEROID["Airy 1830",6377563.396,299.3249646,AUTHORITY["EPSG","7001"]] tokenizer.ReadToken("["); string name = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken(","); tokenizer.NextToken(); double majorAxis = tokenizer.GetNumericValue(); tokenizer.ReadToken(","); tokenizer.NextToken(); double e = tokenizer.GetNumericValue(); // //tokenizer.ReadToken(","); tokenizer.NextToken(); string authority = String.Empty; long authorityCode = -1; if (tokenizer.GetStringValue() == ",") //Read authority { tokenizer.ReadAuthority(ref authority, ref authorityCode); tokenizer.ReadToken("]"); } IEllipsoid ellipsoid = new Ellipsoid(majorAxis, 0.0, e, true, LinearUnit.Metre, name, authority, authorityCode, String.Empty, string.Empty, string.Empty); return(ellipsoid); }
/* * /// <summary> * /// * /// </summary> * /// <param name="tokenizer"></param> * /// <returns></returns> * private static ICompoundCoordinateSystem ReadCompoundCoordinateSystem(WktStreamTokenizer tokenizer) * { * * //COMPD_CS[ * //"OSGB36 / British National Grid + ODN", * //PROJCS[] * //VERT_CS[] * //AUTHORITY["EPSG","7405"] * //] * * tokenizer.ReadToken("["); * string name=tokenizer.ReadDoubleQuotedWord(); * tokenizer.ReadToken(","); * tokenizer.NextToken(); * string headCSCode = tokenizer.GetStringValue(); * ICoordinateSystem headCS = ReadCoordinateSystem(headCSCode,tokenizer); * tokenizer.ReadToken(","); * tokenizer.NextToken(); * string tailCSCode = tokenizer.GetStringValue(); * ICoordinateSystem tailCS = ReadCoordinateSystem(tailCSCode,tokenizer); * tokenizer.ReadToken(","); * string authority=String.Empty; * string authorityCode=String.Empty; * tokenizer.ReadAuthority(ref authority, ref authorityCode); * tokenizer.ReadToken("]"); * ICompoundCoordinateSystem compoundCS = new CompoundCoordinateSystem(headCS,tailCS,String.Empty,authority,authorityCode,name,String.Empty,String.Empty); * return compoundCS; * * }*/ /// <summary> /// /// </summary> /// <param name="tokenizer"></param> /// <returns></returns> private static IEllipsoid ReadEllipsoid(WktStreamTokenizer tokenizer) { //SPHEROID["Airy 1830",6377563.396,299.3249646,AUTHORITY["EPSG","7001"]] IEllipsoid ellipsoid = null; string name = ""; double majorAxis = 0.0; double e = 0.0; string authority = ""; long authorityCode = -1; string scienceValue = ""; tokenizer.ReadToken("["); name = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken(","); tokenizer.NextToken(); majorAxis = tokenizer.GetNumericValue(); tokenizer.NextToken(); if (tokenizer.GetStringValue() == "e")//徐辉修订,判断读出来的是否是科学计数法的值 { tokenizer.NextToken(); scienceValue = majorAxis.ToString() + "e" + tokenizer.GetNumericValue().ToString(); majorAxis = Double.Parse(scienceValue, System.Globalization.NumberStyles.Float); tokenizer.ReadToken(","); } tokenizer.NextToken(); e = tokenizer.GetNumericValue(); tokenizer.NextToken(); if (tokenizer.GetStringValue() == "e") { tokenizer.NextToken(); scienceValue = e.ToString() + "e" + tokenizer.GetNumericValue().ToString(); e = Double.Parse(scienceValue, System.Globalization.NumberStyles.Float); tokenizer.ReadToken(","); } authority = String.Empty; if (tokenizer.GetStringValue() == ",") //Read authority { tokenizer.ReadAuthority(ref authority, ref authorityCode); tokenizer.ReadToken("]"); } ellipsoid = new Ellipsoid(majorAxis, 0.0, e, true, LinearUnit.Metre, name, authority, authorityCode, String.Empty, string.Empty, string.Empty); return(ellipsoid); }
/// <summary> /// /// </summary> /// <param name="tokenizer"></param> /// <returns></returns> private static IProjection ReadProjection(WktStreamTokenizer tokenizer) { //tokenizer.NextToken();// PROJECTION tokenizer.ReadToken("PROJECTION"); tokenizer.ReadToken("["); //[ string projectionName = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken("]"); //] tokenizer.ReadToken(","); //, tokenizer.ReadToken("PARAMETER"); List <ProjectionParameter> paramList = new List <ProjectionParameter>(); while (tokenizer.GetStringValue() == "PARAMETER") { tokenizer.ReadToken("["); string paramName = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken(","); tokenizer.NextToken(); double paramValue = tokenizer.GetNumericValue(); tokenizer.ReadToken("]"); tokenizer.ReadToken(","); paramList.Add(new ProjectionParameter(paramName, paramValue)); tokenizer.NextToken(); } string authority = String.Empty; long authorityCode = -1; IProjection projection = new Projection(projectionName, paramList, projectionName, authority, authorityCode, String.Empty, String.Empty, string.Empty); return(projection); }
private static IParameterInfo ReadParameters(WktStreamTokenizer tokenizer) { List <GeoAPI.CoordinateSystems.Parameter> paramList = new List <GeoAPI.CoordinateSystems.Parameter> (); while (tokenizer.GetStringValue() == "PARAMETER") { tokenizer.ReadToken("["); string paramName = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken(","); tokenizer.NextToken(); double paramValue = tokenizer.GetNumericValue(); tokenizer.ReadToken("]"); //test, whether next parameter is delimited by comma tokenizer.NextToken(); if (tokenizer.GetStringValue() != "]") { tokenizer.NextToken(); } paramList.Add(new GeoAPI.CoordinateSystems.Parameter(paramName, paramValue)); } IParameterInfo info = new ParameterInfo() { Parameters = paramList }; return(info); }
/// <summary> /// Returns a <see cref="AngularUnit"/> given a piece of WKT. /// </summary> /// <param name="tokenizer">WktStreamTokenizer that has the WKT.</param> /// <returns>An object that implements the IUnit interface.</returns> private static IAngularUnit ReadAngularUnit(WktStreamTokenizer tokenizer) { tokenizer.ReadToken("["); tokenizer.NextToken(); string unitName = ""; if (tokenizer.GetStringValue() == ",")//徐辉修改,环境星数据在unit这项中,没有degree这个参数 { unitName = "degree"; } else { tokenizer.NextToken(); unitName = tokenizer.GetStringValue(); tokenizer.NextToken(); tokenizer.NextToken(); } //unitName = tokenizer.ReadDoubleQuotedWord(); //tokenizer.ReadToken(","); tokenizer.NextToken(); double unitsPerUnit = tokenizer.GetNumericValue(); string authority = String.Empty; long authorityCode = -1; tokenizer.NextToken(); if (tokenizer.GetStringValue() == ",") { tokenizer.ReadAuthority(ref authority, ref authorityCode); tokenizer.ReadToken("]"); } return(new AngularUnit(unitsPerUnit, unitName, authority, authorityCode, String.Empty, String.Empty, String.Empty)); }
/// <summary> /// Returns a <see cref="AngularUnit"/> given a piece of WKT. /// </summary> /// <param name="tokenizer">WktStreamTokenizer that has the WKT.</param> /// <returns>An object that implements the IUnit interface.</returns> private static IAngularUnit ReadAngularUnit(WktStreamTokenizer tokenizer) { tokenizer.ReadToken("["); string unitName = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken(","); tokenizer.NextToken(); double unitsPerUnit = tokenizer.GetNumericValue(); string authority = String.Empty; long authorityCode = -1; tokenizer.NextToken(); if (tokenizer.GetStringValue() == ",") { tokenizer.ReadAuthority(ref authority, ref authorityCode); tokenizer.ReadToken("]"); } return(new AngularUnit(unitsPerUnit, unitName, authority, authorityCode, String.Empty, String.Empty, String.Empty)); }
/// <summary> /// Reads either 3, 6 or 7 parameter Bursa-Wolf values from TOWGS84 token /// </summary> /// <param name="tokenizer"></param> /// <returns></returns> private static Wgs84ConversionInfo ReadWGS84ConversionInfo(WktStreamTokenizer tokenizer) { //TOWGS84[0,0,0,0,0,0,0] tokenizer.ReadToken("["); Wgs84ConversionInfo info = new Wgs84ConversionInfo(); tokenizer.NextToken(); info.Dx = tokenizer.GetNumericValue(); tokenizer.ReadToken(","); tokenizer.NextToken(); info.Dy = tokenizer.GetNumericValue(); tokenizer.ReadToken(","); tokenizer.NextToken(); info.Dz = tokenizer.GetNumericValue(); tokenizer.NextToken(); if (tokenizer.GetStringValue() == ",") { tokenizer.NextToken(); info.Ex = tokenizer.GetNumericValue(); tokenizer.ReadToken(","); tokenizer.NextToken(); info.Ey = tokenizer.GetNumericValue(); tokenizer.ReadToken(","); tokenizer.NextToken(); info.Ez = tokenizer.GetNumericValue(); tokenizer.NextToken(); if (tokenizer.GetStringValue() == ",") { tokenizer.NextToken(); info.Ppm = tokenizer.GetNumericValue(); } } if (tokenizer.GetStringValue() != "]") { tokenizer.ReadToken("]"); } return(info); }
/// <summary> /// /// </summary> /// <param name="tokenizer"></param> /// <returns></returns> private static IPrimeMeridian ReadPrimeMeridian(WktStreamTokenizer tokenizer) { //PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]] tokenizer.ReadToken("["); string name = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken(","); tokenizer.NextToken(); double longitude = tokenizer.GetNumericValue(); tokenizer.NextToken(); string authority = String.Empty; long authorityCode = -1; if (tokenizer.GetStringValue() == ",") { tokenizer.ReadAuthority(ref authority, ref authorityCode); tokenizer.ReadToken("]"); } // make an assumption about the Angular units - degrees. IPrimeMeridian primeMeridian = new PrimeMeridian(longitude, AngularUnit.Degrees, name, authority, authorityCode, String.Empty, String.Empty, String.Empty); return(primeMeridian); }
/// <summary> /// /// </summary> /// <param name="tokenizer"></param> /// <returns></returns> private static IPrimeMeridian ReadPrimeMeridian(WktStreamTokenizer tokenizer) { //PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]] tokenizer.ReadToken("["); string name = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken(","); tokenizer.NextToken(); double longitude = tokenizer.GetNumericValue(); tokenizer.NextToken(); string authority = String.Empty; long authorityCode = -1; if (tokenizer.GetStringValue() == ",") { tokenizer.ReadAuthority(ref authority, ref authorityCode); tokenizer.ReadToken("]"); } // make an assumption about the Angular units - degrees. IPrimeMeridian primeMeridian = new PrimeMeridian(longitude, AngularUnit.Degrees, name, authority, authorityCode, String.Empty, String.Empty, String.Empty); return primeMeridian; }
/// <summary> /// /// </summary> /// <param name="tokenizer"></param> /// <returns></returns> private static IProjection ReadProjection(WktStreamTokenizer tokenizer) { //tokenizer.NextToken();// PROJECTION if (tokenizer.GetStringValue() != "PROJECTION") tokenizer.ReadToken("PROJECTION"); tokenizer.ReadToken("[");//[ var projectionName = tokenizer.ReadDoubleQuotedWord(); var authority = string.Empty; var authorityCode = -1L; tokenizer.NextToken(true); if (tokenizer.GetStringValue() == ",") { tokenizer.ReadAuthority(ref authority, ref authorityCode); tokenizer.ReadToken("]"); } tokenizer.ReadToken(",");//, tokenizer.ReadToken("PARAMETER"); var paramList = new List<ProjectionParameter>(); while (tokenizer.GetStringValue() == "PARAMETER") { tokenizer.ReadToken("["); string paramName = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken(","); tokenizer.NextToken(); double paramValue = tokenizer.GetNumericValue(); tokenizer.ReadToken("]"); tokenizer.ReadToken(","); paramList.Add(new ProjectionParameter(paramName, paramValue)); tokenizer.NextToken(); } IProjection projection = new Projection(projectionName, paramList, projectionName, authority, authorityCode, String.Empty, String.Empty, string.Empty); return projection; }
/* /// <summary> /// /// </summary> /// <param name="tokenizer"></param> /// <returns></returns> private static ICompoundCoordinateSystem ReadCompoundCoordinateSystem(WktStreamTokenizer tokenizer) { //COMPD_CS[ //"OSGB36 / British National Grid + ODN", //PROJCS[] //VERT_CS[] //AUTHORITY["EPSG","7405"] //] tokenizer.ReadToken("["); string name=tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken(","); tokenizer.NextToken(); string headCSCode = tokenizer.GetStringValue(); ICoordinateSystem headCS = ReadCoordinateSystem(headCSCode,tokenizer); tokenizer.ReadToken(","); tokenizer.NextToken(); string tailCSCode = tokenizer.GetStringValue(); ICoordinateSystem tailCS = ReadCoordinateSystem(tailCSCode,tokenizer); tokenizer.ReadToken(","); string authority=String.Empty; string authorityCode=String.Empty; tokenizer.ReadAuthority(ref authority, ref authorityCode); tokenizer.ReadToken("]"); ICompoundCoordinateSystem compoundCS = new CompoundCoordinateSystem(headCS,tailCS,String.Empty,authority,authorityCode,name,String.Empty,String.Empty); return compoundCS; }*/ /// <summary> /// /// </summary> /// <param name="tokenizer"></param> /// <returns></returns> private static IEllipsoid ReadEllipsoid(WktStreamTokenizer tokenizer) { //SPHEROID["Airy 1830",6377563.396,299.3249646,AUTHORITY["EPSG","7001"]] tokenizer.ReadToken("["); string name = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken(","); tokenizer.NextToken(); double majorAxis = tokenizer.GetNumericValue(); tokenizer.ReadToken(","); tokenizer.NextToken(); double e = tokenizer.GetNumericValue(); // //tokenizer.ReadToken(","); tokenizer.NextToken(); string authority = String.Empty; long authorityCode = -1; if (tokenizer.GetStringValue() == ",") //Read authority { tokenizer.ReadAuthority(ref authority, ref authorityCode); tokenizer.ReadToken("]"); } IEllipsoid ellipsoid = new Ellipsoid(majorAxis, 0.0, e, true, LinearUnit.Metre, name, authority, authorityCode, String.Empty, string.Empty, string.Empty); return ellipsoid; }
/// <summary> /// Reads either 3, 6 or 7 parameter Bursa-Wolf values from TOWGS84 token /// </summary> /// <param name="tokenizer"></param> /// <returns></returns> private static Wgs84ConversionInfo ReadWGS84ConversionInfo(WktStreamTokenizer tokenizer) { //TOWGS84[0,0,0,0,0,0,0] tokenizer.ReadToken("["); Wgs84ConversionInfo info = new Wgs84ConversionInfo(); tokenizer.NextToken(); info.Dx = tokenizer.GetNumericValue(); tokenizer.ReadToken(","); tokenizer.NextToken(); info.Dy = tokenizer.GetNumericValue(); tokenizer.ReadToken(","); tokenizer.NextToken(); info.Dz = tokenizer.GetNumericValue(); tokenizer.NextToken(); if (tokenizer.GetStringValue() == ",") { tokenizer.NextToken(); info.Ex = tokenizer.GetNumericValue(); tokenizer.ReadToken(","); tokenizer.NextToken(); info.Ey = tokenizer.GetNumericValue(); tokenizer.ReadToken(","); tokenizer.NextToken(); info.Ez = tokenizer.GetNumericValue(); tokenizer.NextToken(); if (tokenizer.GetStringValue() == ",") { tokenizer.NextToken(); info.Ppm = tokenizer.GetNumericValue(); } } if (tokenizer.GetStringValue() != "]") tokenizer.ReadToken("]"); return info; }
/// <summary> /// Returns a <see cref="AngularUnit"/> given a piece of WKT. /// </summary> /// <param name="tokenizer">WktStreamTokenizer that has the WKT.</param> /// <returns>An object that implements the IUnit interface.</returns> private static IAngularUnit ReadAngularUnit(WktStreamTokenizer tokenizer) { tokenizer.ReadToken("["); string unitName = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken(","); tokenizer.NextToken(); double unitsPerUnit = tokenizer.GetNumericValue(); string authority = String.Empty; long authorityCode = -1; tokenizer.NextToken(); if (tokenizer.GetStringValue() == ",") { tokenizer.ReadAuthority(ref authority, ref authorityCode); tokenizer.ReadToken("]"); } return new AngularUnit(unitsPerUnit, unitName, authority, authorityCode, String.Empty, String.Empty, String.Empty); }
/// <summary> /// /// </summary> /// <param name="tokenizer"></param> /// <returns></returns> private static IProjection ReadProjection(WktStreamTokenizer tokenizer) { //tokenizer.NextToken();// PROJECTION tokenizer.ReadToken("PROJECTION"); tokenizer.ReadToken("[");//[ string projectionName = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken("]");//] tokenizer.ReadToken(",");//, tokenizer.ReadToken("PARAMETER"); List<ProjectionParameter> paramList = new List<ProjectionParameter>(); while (tokenizer.GetStringValue() == "PARAMETER") { tokenizer.ReadToken("["); string paramName = tokenizer.ReadDoubleQuotedWord(); tokenizer.ReadToken(","); tokenizer.NextToken(); double paramValue = tokenizer.GetNumericValue(); tokenizer.ReadToken("]"); tokenizer.ReadToken(","); paramList.Add(new ProjectionParameter(paramName, paramValue)); tokenizer.NextToken(); } string authority = String.Empty; long authorityCode = -1; IProjection projection = new Projection(projectionName, paramList, projectionName, authority, authorityCode, String.Empty, String.Empty, string.Empty); return projection; }
private static IParameterInfo ReadParameters (WktStreamTokenizer tokenizer) { List<GeoAPI.CoordinateSystems.Parameter> paramList = new List<GeoAPI.CoordinateSystems.Parameter> (); while (tokenizer.GetStringValue () == "PARAMETER") { tokenizer.ReadToken ("["); string paramName = tokenizer.ReadDoubleQuotedWord (); tokenizer.ReadToken (","); tokenizer.NextToken (); double paramValue = tokenizer.GetNumericValue (); tokenizer.ReadToken ("]"); //test, whether next parameter is delimited by comma tokenizer.NextToken (); if (tokenizer.GetStringValue () != "]") tokenizer.NextToken (); paramList.Add (new GeoAPI.CoordinateSystems.Parameter (paramName, paramValue)); } IParameterInfo info = new ParameterInfo () { Parameters = paramList }; return info; }