public static void WriteParamData(EpsgData data, BinaryWriter writerText, Func <ushort, BinaryWriter> paramFileGenerator)
{
var stringLookUp = WriteTextDictionary(data, writerText,
data.Repository.ParamTextValues.DistinctNonEmptyStrings()
);
foreach (var coordinateOpMethod in data.Repository.CoordinateOperationMethods)
{
var usedBy = coordinateOpMethod.UsedBy.OrderBy(x => x.Code).ToList();
using (var writerData = paramFileGenerator((ushort)coordinateOpMethod.Code)) {
var paramUses = coordinateOpMethod.ParamUse.OrderBy(x => x.SortOrder).ToList();
writerData.Write((byte)paramUses.Count);
foreach (var paramUse in paramUses)
{
writerData.Write((ushort)paramUse.Parameter.Code);
writerData.Write((byte)(paramUse.SignReversal.GetValueOrDefault() ? 0x01 : 0x02));
}
writerData.Write((ushort)usedBy.Count);
foreach (var coordinateOperation in usedBy)
{
writerData.Write((ushort)coordinateOperation.Code);
var paramValues = coordinateOperation.ParameterValues.ToList();
foreach (var paramUse in paramUses)
{
var paramCode = paramUse.Parameter.Code;
var paramValue = paramValues.SingleOrDefault(x => x.Parameter.Code == paramCode);
// the value
if (null != paramValue && paramValue.NumericValue.HasValue)
{
writerData.Write((ushort)data.GetNumberIndex(paramValue.NumericValue.Value));
}
else if (null != paramValue && !String.IsNullOrWhiteSpace(paramValue.TextValue))
{
writerData.Write((ushort)(stringLookUp[paramValue.TextValue] | 0x8000));
}
else
{
writerData.Write((ushort)0xffff);
}
// the uom of the value
if (null != paramValue && null != paramValue.Uom)
{
writerData.Write((ushort)paramValue.Uom.Code);
}
else
{
writerData.Write((ushort)0xffff);
}
}
}
writerData.Flush();
}
}
}
public static void WriteEllipsoids(EpsgData data, BinaryWriter dataWriter, BinaryWriter textWriter)
{
var stringLookUp = WriteTextDictionary(data, textWriter,
data.Repository.Ellipsoids.Select(x => x.Name).DistinctNonEmptyStrings()
);
int c = data.Repository.Ellipsoids.Count();
dataWriter.Write((ushort)c);
foreach (var ellipsoid in data.Repository.Ellipsoids.OrderBy(x => x.Code))
{
dataWriter.Write((ushort)ellipsoid.Code);
dataWriter.Write((ushort)data.GetNumberIndex(ellipsoid.SemiMajorAxis));
dataWriter.Write((ushort)data.GetNumberIndex(ellipsoid.InverseFlattening ?? ellipsoid.SemiMinorAxis ?? 0));
dataWriter.Write((ushort)stringLookUp[ellipsoid.Name]);
dataWriter.Write((byte)(ellipsoid.Uom.Code - 9000));
}
}
public static void WriteUnitOfMeasures(EpsgData data, BinaryWriter lengthWriter, BinaryWriter angleWriter, BinaryWriter scaleWriter, BinaryWriter timeWriter, BinaryWriter textWriter)
{
var stringLookUp = WriteTextDictionary(data, textWriter,
data.Repository.Uoms.Select(x => x.Name).DistinctNonEmptyStrings()
);
var uomGroups = data.Repository.Uoms.GroupBy(x => x.Type.ToUpper());
foreach (var uomGroup in uomGroups)
{
BinaryWriter writer;
if (uomGroup.Key == "LENGTH")
{
writer = lengthWriter;
}
else if (uomGroup.Key == "ANGLE")
{
writer = angleWriter;
}
else if (uomGroup.Key == "SCALE")
{
writer = scaleWriter;
}
else if (uomGroup.Key == "TIME")
{
writer = timeWriter;
}
else
{
throw new InvalidDataException("Invalid uom type: " + uomGroup.Key);
}
writer.Write((ushort)uomGroup.Count());
foreach (var uom in uomGroup.OrderBy(x => x.Code))
{
writer.Write((ushort)uom.Code);
writer.Write((ushort)stringLookUp[uom.Name]);
writer.Write((ushort)data.GetNumberIndex(uom.FactorB ?? 0));
writer.Write((ushort)data.GetNumberIndex(uom.FactorC ?? 0));
}
}
}
public static void WriteMeridians(EpsgData data, BinaryWriter dataWriter, BinaryWriter textWriter)
{
var stringLookUp = WriteTextDictionary(data, textWriter,
data.Repository.PrimeMeridians.Select(x => x.Name).DistinctNonEmptyStrings()
);
int c = data.Repository.PrimeMeridians.Count();
dataWriter.Write((ushort)c);
foreach (var meridian in data.Repository.PrimeMeridians.OrderBy(x => x.Code))
{
dataWriter.Write((ushort)meridian.Code);
dataWriter.Write((ushort)meridian.Uom.Code);
dataWriter.Write((ushort)data.GetNumberIndex(meridian.GreenwichLon));
dataWriter.Write((byte)stringLookUp[meridian.Name]);
}
}
public static void WriteUnitOfMeasures(EpsgData data, BinaryWriter lengthWriter, BinaryWriter angleWriter, BinaryWriter scaleWriter, BinaryWriter timeWriter, BinaryWriter textWriter)
{
var stringLookUp = WriteTextDictionary(data, textWriter,
data.Repository.Uoms.Select(x => x.Name).DistinctNonEmptyStrings()
);
var uomGroups = data.Repository.Uoms.GroupBy(x => x.Type.ToUpper());
foreach (var uomGroup in uomGroups) {
BinaryWriter writer;
if (uomGroup.Key == "LENGTH")
writer = lengthWriter;
else if (uomGroup.Key == "ANGLE")
writer = angleWriter;
else if (uomGroup.Key == "SCALE")
writer = scaleWriter;
else if (uomGroup.Key == "TIME")
writer = timeWriter;
else
throw new InvalidDataException("Invalid uom type: " + uomGroup.Key);
writer.Write((ushort)uomGroup.Count());
foreach (var uom in uomGroup.OrderBy(x => x.Code)) {
writer.Write((ushort)uom.Code);
writer.Write((ushort)stringLookUp[uom.Name]);
writer.Write((ushort)data.GetNumberIndex(uom.FactorB ?? 0));
writer.Write((ushort)data.GetNumberIndex(uom.FactorC ?? 0));
}
}
}
public static void WriteParamData(EpsgData data, BinaryWriter writerText, Func<ushort,BinaryWriter> paramFileGenerator)
{
var stringLookUp = WriteTextDictionary(data, writerText,
data.Repository.ParamTextValues.DistinctNonEmptyStrings()
);
foreach (var coordinateOpMethod in data.Repository.CoordinateOperationMethods) {
var usedBy = coordinateOpMethod.UsedBy.OrderBy(x => x.Code).ToList();
using(var writerData = paramFileGenerator((ushort)coordinateOpMethod.Code)) {
var paramUses = coordinateOpMethod.ParamUse.OrderBy(x => x.SortOrder).ToList();
writerData.Write((byte)paramUses.Count);
foreach (var paramUse in paramUses) {
writerData.Write((ushort)paramUse.Parameter.Code);
writerData.Write((byte)(paramUse.SignReversal.GetValueOrDefault() ? 0x01 : 0x02));
}
writerData.Write((ushort)usedBy.Count);
foreach (var coordinateOperation in usedBy) {
writerData.Write((ushort)coordinateOperation.Code);
var paramValues = coordinateOperation.ParameterValues.ToList();
foreach (var paramUse in paramUses) {
var paramCode = paramUse.Parameter.Code;
var paramValue = paramValues.SingleOrDefault(x => x.Parameter.Code == paramCode);
// the value
if(null != paramValue && paramValue.NumericValue.HasValue)
writerData.Write((ushort)data.GetNumberIndex(paramValue.NumericValue.Value));
else if(null != paramValue && !String.IsNullOrWhiteSpace(paramValue.TextValue))
writerData.Write((ushort)(stringLookUp[paramValue.TextValue] | 0x8000));
else
writerData.Write((ushort)0xffff);
// the uom of the value
if (null != paramValue && null != paramValue.Uom)
writerData.Write((ushort)paramValue.Uom.Code);
else
writerData.Write((ushort)0xffff);
}
}
writerData.Flush();
}
}
}
public static void WriteMeridians(EpsgData data, BinaryWriter dataWriter, BinaryWriter textWriter)
{
var stringLookUp = WriteTextDictionary(data, textWriter,
data.Repository.PrimeMeridians.Select(x => x.Name).DistinctNonEmptyStrings()
);
int c = data.Repository.PrimeMeridians.Count();
dataWriter.Write((ushort)c);
foreach (var meridian in data.Repository.PrimeMeridians.OrderBy(x => x.Code)) {
dataWriter.Write((ushort)meridian.Code);
dataWriter.Write((ushort)meridian.Uom.Code);
dataWriter.Write((ushort)data.GetNumberIndex(meridian.GreenwichLon));
dataWriter.Write((byte)stringLookUp[meridian.Name]);
}
}
public static void WriteEllipsoids(EpsgData data, BinaryWriter dataWriter, BinaryWriter textWriter)
{
var stringLookUp = WriteTextDictionary(data, textWriter,
data.Repository.Ellipsoids.Select(x => x.Name).DistinctNonEmptyStrings()
);
int c = data.Repository.Ellipsoids.Count();
dataWriter.Write((ushort)c);
foreach (var ellipsoid in data.Repository.Ellipsoids.OrderBy(x => x.Code)) {
dataWriter.Write((ushort)ellipsoid.Code);
dataWriter.Write((ushort)data.GetNumberIndex(ellipsoid.SemiMajorAxis));
dataWriter.Write((ushort)data.GetNumberIndex(ellipsoid.InverseFlattening ?? ellipsoid.SemiMinorAxis ?? 0));
dataWriter.Write((ushort)stringLookUp[ellipsoid.Name]);
dataWriter.Write((byte)(ellipsoid.Uom.Code - 9000));
}
}
public static void WriteCoordinateOperations(EpsgData data, BinaryWriter writerText, BinaryWriter writerDataConversion, BinaryWriter writerDataTransformation, BinaryWriter writerDataConcatenated, BinaryWriter writerDataPath)
{
var stringLookUp = WriteTextDictionary(data, writerText,
data.Repository.CoordinateOperations.Select(x => x.Name).DistinctNonEmptyStrings()
);
var opGroups = data.Repository.CoordinateOperations.GroupBy(x => x.TypeName.ToLower());
foreach (var opGroup in opGroups) {
var ops = opGroup.OrderBy(x => x.Code);
var typeName = opGroup.Key;
switch (typeName) {
case "transformation": {
writerDataTransformation.Write((ushort)ops.Count());
foreach (var op in ops) {
writerDataTransformation.Write((ushort)op.Code);
writerDataTransformation.Write((ushort)op.SourceCrs.Code);
writerDataTransformation.Write((ushort)op.TargetCrs.Code);
writerDataTransformation.Write((ushort)op.Method.Code);
writerDataTransformation.Write((ushort)data.GetNumberIndex(op.Accuracy ?? 999));
writerDataTransformation.Write((ushort)op.Area.Code);
writerDataTransformation.Write((byte)(op.Deprecated ? 0xff : 0));
writerDataTransformation.Write((ushort)stringLookUp[op.Name]);
}
break;
}
case "conversion": {
writerDataConversion.Write((ushort)ops.Count());
foreach (var op in ops) {
writerDataConversion.Write((ushort)op.Code);
writerDataConversion.Write((ushort)op.Method.Code);
writerDataConversion.Write((ushort)op.Area.Code);
writerDataConversion.Write((byte)(op.Deprecated ? 0xff : 0));
writerDataConversion.Write((ushort)stringLookUp[op.Name]);
}
break;
}
case "concatenated operation": {
var pathOffset = 0;
writerDataConcatenated.Write((ushort)ops.Count());
foreach (var op in ops) {
var catOps = data.Repository.CoordOpPathItems
.Where(x => x.CatCode == op.Code)
.OrderBy(x => x.Step)
.ToList();
foreach (var catOp in catOps) {
writerDataPath.Write((ushort)catOp.Operation.Code);
}
writerDataConcatenated.Write((ushort)op.Code);
writerDataConcatenated.Write((ushort)op.SourceCrs.Code);
writerDataConcatenated.Write((ushort)op.TargetCrs.Code);
writerDataConcatenated.Write((ushort)op.Area.Code);
writerDataConcatenated.Write((byte)(op.Deprecated ? 0xff : 0));
writerDataConcatenated.Write((ushort)stringLookUp[op.Name]);
writerDataConcatenated.Write((byte)(catOps.Count));
writerDataConcatenated.Write((ushort)pathOffset);
pathOffset += catOps.Count * sizeof(ushort);
}
break;
}
default: throw new NotSupportedException();
}
}
}
public static void WriteCoordinateOperations(EpsgData data, BinaryWriter writerText, BinaryWriter writerDataConversion, BinaryWriter writerDataTransformation, BinaryWriter writerDataConcatenated, BinaryWriter writerDataPath)
{
var stringLookUp = WriteTextDictionary(data, writerText,
data.Repository.CoordinateOperations.Select(x => x.Name).DistinctNonEmptyStrings()
);
var opGroups = data.Repository.CoordinateOperations.GroupBy(x => x.TypeName.ToLower());
foreach (var opGroup in opGroups)
{
var ops = opGroup.OrderBy(x => x.Code);
var typeName = opGroup.Key;
switch (typeName)
{
case "transformation": {
writerDataTransformation.Write((ushort)ops.Count());
foreach (var op in ops)
{
writerDataTransformation.Write((ushort)op.Code);
writerDataTransformation.Write((ushort)op.SourceCrs.Code);
writerDataTransformation.Write((ushort)op.TargetCrs.Code);
writerDataTransformation.Write((ushort)op.Method.Code);
writerDataTransformation.Write((ushort)data.GetNumberIndex(op.Accuracy ?? 999));
writerDataTransformation.Write((ushort)op.Area.Code);
writerDataTransformation.Write((byte)(op.Deprecated ? 0xff : 0));
writerDataTransformation.Write((ushort)stringLookUp[op.Name]);
}
break;
}
case "conversion": {
writerDataConversion.Write((ushort)ops.Count());
foreach (var op in ops)
{
writerDataConversion.Write((ushort)op.Code);
writerDataConversion.Write((ushort)op.Method.Code);
writerDataConversion.Write((ushort)op.Area.Code);
writerDataConversion.Write((byte)(op.Deprecated ? 0xff : 0));
writerDataConversion.Write((ushort)stringLookUp[op.Name]);
}
break;
}
case "concatenated operation": {
var pathOffset = 0;
writerDataConcatenated.Write((ushort)ops.Count());
foreach (var op in ops)
{
var catOps = data.Repository.CoordOpPathItems
.Where(x => x.CatCode == op.Code)
.OrderBy(x => x.Step)
.ToList();
foreach (var catOp in catOps)
{
writerDataPath.Write((ushort)catOp.Operation.Code);
}
writerDataConcatenated.Write((ushort)op.Code);
writerDataConcatenated.Write((ushort)op.SourceCrs.Code);
writerDataConcatenated.Write((ushort)op.TargetCrs.Code);
writerDataConcatenated.Write((ushort)op.Area.Code);
writerDataConcatenated.Write((byte)(op.Deprecated ? 0xff : 0));
writerDataConcatenated.Write((ushort)stringLookUp[op.Name]);
writerDataConcatenated.Write((byte)(catOps.Count));
writerDataConcatenated.Write((ushort)pathOffset);
pathOffset += catOps.Count * sizeof(ushort);
}
break;
}
default: throw new NotSupportedException();
}
}
}