public bool TryMarge(CodeSeed b, out CodeSeed ret)
{
ret = null;
if (!(this is CanMargeCodeSeed am))
{
return(false);
}
if (!(b is CanMargeCodeSeed bm))
{
return(false);
}
if (am.Type != bm.Type)
{
return(false);
}
ret = CanMargeCodeSeed.Marge(am, bm);
return(true);
}
static public CanMargeCodeSeed Marge(CanMargeCodeSeed a, CanMargeCodeSeed b)
{
if (a.Type != b.Type)
{
throw new ArgumentNullException();
}
if (a._header == b._header)
{
return(new CanMargeCodeSeed(a, a._length + b._length));
}
else if (a._length > b._length)
{
return(new CanMargeCodeSeed(a, a._length - b._length));
}
else
{
return(new CanMargeCodeSeed(b, b._length - a._length));
}
}
private CanMargeCodeSeed(CanMargeCodeSeed baseSeed, int length)
{
Type = baseSeed.Type;
_header = baseSeed._header;
_length = length;
}
