public bool CompareWithNumber(Field leftSideField, ComparisonSign comparisonSign, int comparedValue)
{
if (comparisonSign == ComparisonSign.Equal)
{
return(leftSideField.Piece.Number == comparedValue);
}
if (comparisonSign == ComparisonSign.NotEqual)
{
return(leftSideField.Piece.Number != comparedValue);
}
if (comparisonSign == ComparisonSign.Greater)
{
return(leftSideField.Piece.Number > comparedValue);
}
if (comparisonSign == ComparisonSign.GreaterEqual)
{
return(leftSideField.Piece.Number >= comparedValue);
}
if (comparisonSign == ComparisonSign.Lesser)
{
return(leftSideField.Piece.Number < comparedValue);
}
if (comparisonSign == ComparisonSign.LesserEqual)
{
return(leftSideField.Piece.Number <= comparedValue);
}
throw new ArgumentException();
}
public bool CompareWithBot(Field leftSideField, ComparisonSign comparisonSign)
{
if (IsRelationSign(comparisonSign))
{
return(false); //how can we say left > bot?
}
if (comparisonSign == ComparisonSign.Equal)
{
return(leftSideField.Bot != null);
}
if (comparisonSign == ComparisonSign.NotEqual)
{
return(leftSideField.Bot == null);
}
throw new ArgumentException();
}
public bool CompareWithWall(Field leftSideField, ComparisonSign comparisonSign)
{
if (IsRelationSign(comparisonSign))
{
return(false); //how can we say left > wall?
}
if (comparisonSign == ComparisonSign.Equal)
{
return(leftSideField.TileType == TileType.Wall);
}
if (comparisonSign == ComparisonSign.NotEqual)
{
return(leftSideField.TileType != TileType.Wall);
}
throw new ArgumentException();
}
public bool CompareWithItem(Field leftSideField, ComparisonSign comparisonSign)
{
if (IsRelationSign(comparisonSign))
{
return(false); //how can we say left > item?
}
if (comparisonSign == ComparisonSign.Equal)
{
return(leftSideField.HasItem);
}
if (comparisonSign == ComparisonSign.NotEqual)
{
return(!leftSideField.HasItem);
}
throw new ArgumentException();
}
public bool CompareWithFloor(Field leftSideField, ComparisonSign comparisonSign)
{
if (IsRelationSign(comparisonSign))
{
return(false); //how can we say left > nothing?
}
if (comparisonSign == ComparisonSign.Equal)
{
return(leftSideField.IsEmptyFloor);
}
if (comparisonSign == ComparisonSign.NotEqual)
{
return(!leftSideField.IsEmptyFloor);
}
throw new ArgumentException();
}
public bool CompareWithDirection(Field leftSideField, Field rightSideField, ComparisonSign comparisonSign)
{
throw new System.NotImplementedException();
}
public bool IsRelationSign(ComparisonSign comparisonSign)
{
return(!IsEqualitySign(comparisonSign));
}
public bool IsEqualitySign(ComparisonSign comparisonSign)
{
return(comparisonSign == ComparisonSign.Equal || comparisonSign == ComparisonSign.NotEqual);
}
