OcadFileHeader ReadFileHeader()
{
OcadFileHeader fh = new OcadFileHeader();
fh.Read(reader);
return fh;
}
OcadSetup ReadSetup(OcadFileHeader fh)
{
OcadSetup setup = new OcadSetup();
setup.Read(reader, fh.SetupPos, fh.SetupSize);
return setup;
}
// Write the given map to an OCAD file.
// version = 6,7,8 -- the OCAD version
// usedSavedOcadInfo utilizes symbol information that was saved away if this file was
// loaded from OCAD, for better round tripping. Setup structure information and
// symbol header information is always used.
public void WriteMap(Map map, string filename, int version, bool useSavedOcadInfo)
{
using (map.Read()) {
this.map = map;
this.version = version;
this.filename = filename;
//this.useOcadSaved = useSavedOcadInfo;
if (version < 6 || version > 9)
throw new ArgumentException("Bad version number", "version");
OcadFileHeader fileHeader = new OcadFileHeader();
using (writer = new BinaryWriter(new FileStream(filename, FileMode.Create, FileAccess.ReadWrite), Encoding.GetEncoding(1252))) {
fileHeader.OCADMark = 3245;
if (version == 6)
fileHeader.SectionMark = 0;
else if (version == 7)
fileHeader.SectionMark = 7;
else if (version == 8)
fileHeader.SectionMark = 2;
else
fileHeader.SectionMark = 0;
fileHeader.Version = (short) version;
fileHeader.Subversion = 0;
// other fields will be filled in later and re-written at the end
fileHeader.Write(writer);
if (version <= 8) {
WriteSymbolHeader();
fileHeader.SetupPos = WriteSetup(out fileHeader.SetupSize);
}
fileHeader.FirstSymBlk = WriteSymbols();
fileHeader.FirstIdxBlk = WriteObjects();
if (version >= 8)
fileHeader.FirstStIndexBlk = WriteStringParameters();
// rewrite the file header
writer.Seek(0, SeekOrigin.Begin);
fileHeader.Write(writer);
}
}
}
