public Instruction.Result Unpack()
{
// if (!Unpacker) return Instruction.Result.ERROR;
Instruction.Result result = Instruction.Result.ERROR;
if (container is GridContainer)
{
GridContainer target = null;
GridContainer from = (GridContainer)container;
result = from.QueryAdjacentContainer(antOri, ref target);
if (result == Instruction.Result.SUCCEED)
{
if (!target.Compatible(this))
{
return(Instruction.Result.INCOMPATIBLE);
}
result = from.TryUnpack(this);
if (result == Instruction.Result.SUCCEED)
{
from.Release(this);
target.Contain(this);
target.HoleCheck();
from.TargetCheck();
}
}
}
return(result);
}
