public ImgDSK()
{
Infos.id = "MV - CPCEMU Disk - File\r\nDisk - Info\r\n";
Tracks = new CPCEMUTrack[MAX_TRACKS][];
Data = new byte[MAX_TRACKS][][];
for (int t = 0; t < MAX_TRACKS; t++)
{
Tracks[t] = new CPCEMUTrack[2];
Tracks[t][0] = new CPCEMUTrack();
Tracks[t][0].ID = "Track-Info\r\n";
Tracks[t][1] = new CPCEMUTrack();
Tracks[t][1].ID = "Track-Info\r\n";
Data[t] = new byte[2][];
Data[t][0] = new byte[0x1800];
Data[t][1] = new byte[0x1800];
}
}
public void Save(string fileName)
{
BinaryWriter wr = new BinaryWriter(new FileStream(fileName, FileMode.OpenOrCreate));
wr.Write(Encoding.ASCII.GetBytes(Infos.id));
wr.Write(Infos.NbTracks);
wr.Write(Infos.NbHeads);
wr.Write(Infos.TrackSize);
wr.Write(Infos.TrackSizeTable);
for (int t = 0; t < Infos.NbTracks; t++)
{
for (int h = 0; h < Infos.NbHeads; h++)
{
CPCEMUTrack tr = Tracks[t][h];
wr.Write(Encoding.ASCII.GetBytes(tr.ID));
wr.Write(tr.Track);
wr.Write(tr.Head);
wr.Write(tr.Unused);
wr.Write(tr.SectSize);
wr.Write(tr.NbSect);
wr.Write(tr.Gap3);
wr.Write(tr.OctRemp);
int tailleData = 0;
for (int s = 0; s < CPCEMUTrack.MAX_SECTS; s++)
{
CPCEMUSect sect = tr.Sect[s];
wr.Write(sect.C);
wr.Write(sect.H);
wr.Write(sect.R);
wr.Write(sect.N);
wr.Write(sect.ST1);
wr.Write(sect.ST2);
wr.Write(sect.SectSize);
if (s < tr.NbSect)
{
tailleData += sect.SectSize;
}
}
wr.Write(Data[t][h], 0, tailleData);
}
}
wr.Close();
}
public void Load(string fileName)
{
NomFic = fileName;
BinaryReader br = new BinaryReader(new FileStream(fileName, FileMode.Open));
Infos.id = System.Text.Encoding.UTF8.GetString(br.ReadBytes(0x30));
Infos.NbTracks = br.ReadByte();
Infos.NbHeads = br.ReadByte();
Infos.TrackSize = br.ReadInt16();
Infos.TrackSizeTable = br.ReadBytes(204);
for (int t = 0; t < Infos.NbTracks; t++)
{
for (int h = 0; h < Infos.NbHeads; h++)
{
CPCEMUTrack tr = Tracks[t][h];
tr.ID = System.Text.Encoding.UTF8.GetString(br.ReadBytes(0x10));
if (tr.ID.Length >= 10 && tr.ID.Substring(0, 10) == "Track-Info")
{
tr.Track = br.ReadByte();
tr.Head = br.ReadByte();
tr.Unused = br.ReadInt16();
tr.SectSize = br.ReadByte();
tr.NbSect = br.ReadByte();
tr.Gap3 = br.ReadByte();
tr.OctRemp = br.ReadByte();
// Si une seule face, alors faire face2=face1 ?
if (tr.Head == 0 && Infos.NbHeads == 1)
{
Tracks[t][1] = Tracks[t][0];
Data[t][1] = Data[t][0];
}
int tailleData = 0;
for (int s = 0; s < CPCEMUTrack.MAX_SECTS; s++)
{
CPCEMUSect sect = tr.Sect[s];
sect.C = br.ReadByte();
sect.H = br.ReadByte();
sect.R = br.ReadByte();
sect.N = br.ReadByte();
sect.ST1 = br.ReadByte();
sect.ST2 = br.ReadByte();
sect.SectSize = br.ReadInt16();
if (s < tr.NbSect)
{
int n = sect.SectSize;
if ((n & 0xFF) > 0)
{
n = (n + 0xFF) & 0x1F00;
}
else
if (n == 0)
{
n = sect.N;
if (n < 6)
{
n = 128 << n;
}
else
{
n = 0x1800;
}
}
tailleData += n > 0x100 ? n : 0x100;
}
}
Data[t][h] = br.ReadBytes(tailleData);
}
else
{
break;
}
}
}
br.Close();
ImageOk = true;
}