// save an image to file in the images directory
private void saveImage(Bitmap image)
{
string dir = Directory + @"\" + imagedir;
ImageFile = nextName(dir);
image.Save(dir + @"\" + ImageFile);
// hash the file to prevent tampering / vandalism
imagehash = HashStat.ReadHash2(dir + @"\" + ImageFile);
}
// save the course after first saving the current files to the undo directory
public void Save()
{
saveBackup();
string file = directory + "/" + filename;
serialize(file);
serializeControl();
hash.HashCode = HashStat.ReadHash(file);
hash.Serialize(hashfile);
}
// Method to save an audio stream
private void saveSound(Stream audio)
{
string dir = directory + @"\" + sounddir;
soundfile = nextName(dir);
FileStream fs = new FileStream(dir + @"\" + soundfile, FileMode.CreateNew);
readWriteStream(audio, fs);
fs.Close();
// The hash of the sound file prevents tampering / vandalism.
soundhash = HashStat.ReadHash2(dir + @"\" + soundfile);
}
// Method to save a sound file.
// The file is copied to the sounds directory with a serial name
// and that name is saved with the Screen instance.
private void saveSound(string file)
{
if (file.Length > 0)
{
string dir = directory + @"\" + sounddir;
soundfile = nextName(dir);
(new FileInfo(file)).CopyTo(dir + @"\" + soundfile);
// The hash of the sound file prevents tampering / vandalism.
soundhash = HashStat.ReadHash2(dir + @"\" + soundfile);
}
else
{
soundfile = null;
}
}
// copy the current files to the undo directory
private void saveBackup()
{
FileInfo fi = new FileInfo(directory + "/" + filename);
if (fi.Exists)
{
UnDoCtr++;
UnDoPos = 1 + UnDoCtr; // reset after save
(new DirectoryInfo(directory + @"\" + undodir)).Create();
string file = undoName(UnDoCtr);
fi.CopyTo(file);
control.Serialize(undoName(UnDoCtr, controlname));
hash.HashCode = HashStat.ReadHash(file);
hash.Serialize(undoName(UnDoCtr, hashname));
}
}
