public void Write(BinaryWriter writer)
{
writer.Write((short)0x0ade);
writer.Write(MagicChars);
writer.Write(Version);
writer.Write(0); // Uncompressed
writer.WriteNullTerminatedString(SID);
writer.Write((int)Mode);
writer.WriteNullTerminatedString(Level);
writer.WriteNullTerminatedString(Target);
writer.WriteNullTerminatedString(Name);
writer.Write(Date.ToBinary());
writer.Write(Dead);
if (Opacity != null)
{
writer.Write(true);
writer.Write(Opacity.Value);
}
else
{
writer.Write(false);
}
writer.Write(Frames.Count);
writer.Write('\r');
writer.Write('\n');
for (int i = 0; i < Frames.Count; i++)
{
GhostFrame frame = this[i];
frame.Write(writer);
}
}
internal void Change(GhostFrame frame)
{
Form?.RefreshViewFrame(Frames.IndexOf(frame));
}
public GhostData Read(BinaryReader reader)
{
if (reader.ReadInt16() != 0x0ade)
{
return(null); // Endianness mismatch.
}
char[] magic = reader.ReadChars(MagicChars.Length);
if (magic.Length != MagicChars.Length)
{
return(null); // Didn't read as much as we wanted to read.
}
for (int i = 0; i < MagicChars.Length; i++)
{
if (magic[i] != MagicChars[i])
{
return(null); // Magic mismatch.
}
}
int version = reader.ReadInt32();
// Don't read data from the future, but try to read data from the past.
if (version > Version)
{
return(null);
}
int compression = reader.ReadInt32();
if (compression != 0)
{
return(null); // Compression not supported yet.
}
SID = reader.ReadNullTerminatedString();
Mode = (AreaMode)reader.ReadInt32();
Level = reader.ReadNullTerminatedString();
Target = reader.ReadNullTerminatedString();
Name = reader.ReadNullTerminatedString();
long dateBin = reader.ReadInt64();
try {
Date = DateTime.FromBinary(dateBin);
} catch {
// The date was invalid. Let's ignore it.
Date = DateTime.UtcNow;
}
Dead = reader.ReadBoolean();
Opacity = reader.ReadBoolean() ? (float?)reader.ReadSingle() : null;
int count = reader.ReadInt32();
reader.ReadChar(); // \r
reader.ReadChar(); // \n
Frames = new ObservableCollection <object>();
Frames.CollectionChanged += _CollectionChanged;
for (int i = 0; i < count; i++)
{
GhostFrame frame = new GhostFrame();
frame.Data = this;
frame.Read(reader);
Frames.Add(frame);
}
return(this);
}
