private static ShapeFileType GetShapeFileTypeInternal(string shapePathFileName)
{
Stream stream = null;
try
{
stream = File.OpenRead(shapePathFileName);
stream.Seek(32, SeekOrigin.Begin);
var shapeTypeFlag = IOUtil.ReadIntFromStream(stream, WkbByteOrder.LittleEndian);
return(ShapeFileHeader.ConvertIntToShapeFileType(shapeTypeFlag));
}
finally
{
if (stream != null)
{
stream.Dispose();
}
}
}
public static ShapeFileHeader GetHeaderFromStream(Stream stream)
{
ShapeFileHeader returnHeader = new ShapeFileHeader();
stream.Seek(0, SeekOrigin.Begin);
returnHeader.fileCode = IOUtil.ReadIntFromStream(stream, WkbByteOrder.BigEndian);
stream.Seek(fileLengthInfoPosition, SeekOrigin.Begin);
returnHeader.fileLength = IOUtil.ReadIntFromStream(stream, WkbByteOrder.BigEndian);
returnHeader.version = IOUtil.ReadIntFromStream(stream, WkbByteOrder.LittleEndian);
returnHeader.shapeFileType = ConvertIntToShapeFileType(IOUtil.ReadIntFromStream(stream, WkbByteOrder.LittleEndian));
returnHeader.boundingBox = ShapeFileBoundingBox.GetHeaderBoundingBox(stream);
return(returnHeader);
}
public ShapeFileIndex(string shxPathFileName)
{
this.shxPathFileName = shxPathFileName;
fileHeader = new ShapeFileHeader();
}
