public static CoordinateOperationCrsPathInfo Join(CoordinateOperationCrsPathInfo primary, CoordinateOperationCrsPathInfo other)
{
if (primary == null) throw new ArgumentNullException("primary");
if (other == null) throw new ArgumentNullException("other");
Contract.Ensures(Contract.Result<CoordinateOperationCrsPathInfo>() != null);
// TODO: make sure that the last node of the first list and the first node of the last list are a match
var nodes = new ICrs[primary.CrsNodesArray.Length + other.CrsNodesArray.Length - 1];
primary.CrsNodesArray.CopyTo(nodes, 0);
other.CrsNodesArray.CopyTo(nodes, primary.CrsNodesArray.Length - 1);
var edges = new ICoordinateOperationInfo[primary.OperationEdgesArray.Length + other.OperationEdgesArray.Length];
primary.OperationEdgesArray.CopyTo(edges, 0);
other.OperationEdgesArray.CopyTo(edges, primary.OperationEdgesArray.Length);
return new CoordinateOperationCrsPathInfo(nodes, edges);
}
public static CoordinateOperationCrsPathInfo Join(CoordinateOperationCrsPathInfo primary, CoordinateOperationCrsPathInfo other)
{
if (primary == null)
{
throw new ArgumentNullException("primary");
}
if (other == null)
{
throw new ArgumentNullException("other");
}
Contract.Ensures(Contract.Result <CoordinateOperationCrsPathInfo>() != null);
// TODO: make sure that the last node of the first list and the first node of the last list are a match
var nodes = new ICrs[primary.CrsNodesArray.Length + other.CrsNodesArray.Length - 1];
primary.CrsNodesArray.CopyTo(nodes, 0);
other.CrsNodesArray.CopyTo(nodes, primary.CrsNodesArray.Length - 1);
var edges = new ICoordinateOperationInfo[primary.OperationEdgesArray.Length + other.OperationEdgesArray.Length];
primary.OperationEdgesArray.CopyTo(edges, 0);
other.OperationEdgesArray.CopyTo(edges, primary.OperationEdgesArray.Length);
return(new CoordinateOperationCrsPathInfo(nodes, edges));
}
public CoordinateOperationCrsPathInfo Append(CoordinateOperationCrsPathInfo other)
{
Contract.Requires(other != null);
Contract.Ensures(Contract.Result <CoordinateOperationCrsPathInfo>() != null);
return(Join(this, other));
}
public CoordinateOperationCrsPathInfo Append(CoordinateOperationCrsPathInfo other)
{
Contract.Requires(other != null);
Contract.Ensures(Contract.Result<CoordinateOperationCrsPathInfo>() != null);
return Join(this, other);
}
private Helmert7Transformation ExtractHelmert7Transformation(EpsgCoordinateTransformInfo transform)
{
var method = transform.Method;
Contract.Assume(method != null);
var compiler = new StaticCoordinateOperationCompiler();
var compileRequest = new CoordinateOperationCrsPathInfo(
new[] { transform.SourceCrs, transform.TargetCrs },
new[] { transform });
var compileResult = compiler.Compile(compileRequest);
if (compileResult == null)
return null;
var transformSteps = (compileResult as IEnumerable<ITransformation>) ?? ArrayUtil.CreateSingleElementArray(compileResult);
var exposedSteps = transformSteps.Select(step => {
if (step is GeocentricTransformationGeographicWrapper) {
return ((GeocentricTransformationGeographicWrapper)step).GeocentricCore;
}
return step;
});
foreach (var step in exposedSteps) {
if (step is Helmert7Transformation) {
return step as Helmert7Transformation;
}
if (step is GeocentricTranslation) {
return new Helmert7Transformation(((GeocentricTranslation)step).Delta);
}
if (step is GeographicGeocentricTranslation) {
return new Helmert7Transformation(((GeographicGeocentricTranslation)step).Delta);
}
}
return null;
}
