/// <summary>
/// Parses a shp file byte stream.
/// </summary>
/// <param name="data">The byte data representing the shp file</param>
public void Parse(byte[] data)
{
_br = new ByteReader(data);
//--parse the header
_header = new ShpHeader();
_header.FileCode = _br.ReadInt(false);
_header.Unused1 = _br.ReadInt(false);
_header.Unused2 = _br.ReadInt(false);
_header.Unused3 = _br.ReadInt(false);
_header.Unused4 = _br.ReadInt(false);
_header.Unused5 = _br.ReadInt(false);
_header.FileLength = _br.ReadInt(false);
_header.Version = _br.ReadInt(true);
_header.ShapeType = _br.ReadInt(true);
_header.BoundingBoxXMin = _br.ReadDouble(true);
_header.BoundingBoxYMin = _br.ReadDouble(true);
_header.BoundingBoxXMax = _br.ReadDouble(true);
_header.BoundingBoxYMax = _br.ReadDouble(true);
_header.BoundingBoxZMin = _br.ReadDouble(true);
_header.BoundingBoxZMax = _br.ReadDouble(true);
_header.BoundingBoxMMin = _br.ReadDouble(true);
_header.BoundingBoxMMax = _br.ReadDouble(true);
//--parse the records
switch (_header.ShapeType)
{
case (int)ShpType.Polygon:
ParsePolygons();
break;
default:
break;
}
}
/// <summary>
/// 构造时传入已经实例化的ShpHeader对象
/// </summary>
/// <param name="oHeader"></param>
public ShxRecord(ShpHeader oHeader)
{
mHeader = oHeader;
}
