private bool isDistanceFitType(Point i_destination, Point i_origin)
{
bool isSkippable = (Math.Abs(i_destination.X - i_origin.X) == 1) && (Math.Abs(i_destination.Y - i_origin.Y) == 1);
bool isKing = DamkaPieces.isKing(this.GetPieceByIndex(i_origin));
return(isKing || isSkippable);
}
private bool isIndexAbstractedByEnemy(Point i_destination, Point i_origin)
{
int adder = (i_origin.X - i_destination.X > 0) ? -1 : 1;
int deltaY = i_destination.Y - i_origin.Y;
int deltaX = i_destination.X - i_origin.X;
int m = deltaY / deltaX;
int xLow = (i_destination.X < i_origin.X) ? i_destination.X : i_origin.X;
int xHigh = (xLow == i_origin.X) ? i_destination.X : i_origin.X;
int yOfLow = (xLow == i_destination.X) ? i_destination.Y : i_origin.Y;
int distance = 0;
// count how many enemies between the points.
int numberOfEnemiesInRange = 0;
for (int x = i_origin.X + adder; x >= xLow && x <= xHigh; x = x + adder)
{
distance++;
int y = m * (x - xLow) + yOfLow;
DamkaPieces.Type tmp = this.GetPieceByIndex(new Point(x, y));
if (DamkaPieces.IsEnemyType(tmp, this.GetPieceByIndex(i_origin)))
{
numberOfEnemiesInRange++;
}
}
bool isKing = DamkaPieces.isKing(this.GetPieceByIndex(i_origin));
bool result = false;
if (isKing && numberOfEnemiesInRange == 1)
{
result = false;
}
else if (distance == 1 && numberOfEnemiesInRange == 1)
{
result = true;
}
return(result);
}