// Procedure SaveToCompoundDoc(const FileName : TFileName;
// const OriginX, OriginY : Integer);
public void LoadFromCompoundDoc(NFFFile owner, BinaryReader reader, string Filename)
{
reader.BaseStream.Position = owner.StreamInfoList.Locate(Filename).Offset;
//try
//fSuppressAssertions:= True;
LoadFromNFFStream(reader, Consts.NullDouble, Consts.NullDouble, true, NFFFileVersion.Version_Undefined);
// finally
//fSuppressAssertions:= False;
//end;
}
// procedure OnGuidanceAlignmentAdded(Sender: TEnhancedObjectList; Item: TObject); virtual;
// public
// property Grids : TNFFGridList read FGrids;
// property ThreeDLineDesignGridFile : TNFF3DGridLineworkFile read F3DLineDesignGridFile;
// property GridSize : Integer read FGridSize write SetGridSize;
// property GridOriginX : Integer read FGridOriginX;
// property GridOriginY : Integer read FGridOriginY;
// property Surfaces : TNFFSurfaceList read FSurfaces;
// property ReferenceSurfaces : TNFFVerticalOffsetList read FReferenceSurfaces;
// Property XMLDataIslands : TNFFXMLDataIslandList read FXMLDataIslands;
// Property Gestalt : TNFFGestaltDataIsland read FGestalt write FGestalt;
// Property RelatedStreams : TNFFRelatedStreamList read FRelatedStreams;
// property AvoidanceZoneType : TNFFAvoidanceZoneType read FAvoidanceZoneType write FAvoidanceZoneType;
// Property AvoidanceZoneUndergroundServicesRadius : Double read FAvoidanceZoneUndergroundServicesRadius write FAvoidanceZoneUndergroundServicesRadius;
public static NFFFile CreateFromFile(string AFileName)
{
NFFFile Result;
// Create a NFFFile instance based on the extension of <AFileName>
var NFFFileExtension = Path.GetExtension(AFileName);
if (string.Compare(NFFFileExtension, ".svd", StringComparison.InvariantCultureIgnoreCase) == 0)
{
Result = new NFFFile(NFFFileType.SVDFile);
}
else
if (string.Compare(NFFFileExtension, ".svl", StringComparison.InvariantCultureIgnoreCase) == 0)
{
//TODO - oR Lang - cEnhancement :
// Could do a bit extra here to detect whether the svl file is a Site Background
// or Avoidance Zone design and instantiate NFFFile descendants as appropriate.
// Doesn't matter at present as the descendants only differ in the way a new NFF
// file is populated from a DXF
Result = new NFFFile(NFFFileType.SVLFile);
}
else
{
// Invalid file name or unrecognised extension
throw new IOException("NFFFile.CreateFromFile. Invalid file name or unrecognised extension");
}
if (!Result.LoadFromFile(AFileName))
{
throw new IOException("NFFFile.CreateFromFile. Cannot load file");
}
Result.ErrorStatus = NFFErrorStatus.OK;
return(Result);
}
