//Returns all targetable hexes
private List <HexCooridnates> GetHexesInRange(HexCooridnates coords, float minRange, float maxRange)
{
List <HexCooridnates> _reachableHexCoords = new List <HexCooridnates>();
for (int x = 0 - (int)maxRange; x <= maxRange; x++)
{
for (int y = 0 - (int)maxRange; y <= maxRange; y++)
{
int[] i = HexCoordToArrayindex(new HexCooridnates(x + coords._x, y + coords._y));
//Checks if hex is on the board
if (i[0] >= 0 && i[0] <= _dimensions[0] - 1 && i[1] >= 0 && i[1] <= _dimensions[1])
{
//Checks if hex is in distance
if (Mathf.Abs(x + y) <= maxRange && Mathf.Abs(x) <= maxRange && Mathf.Abs(y) <= maxRange)
{
_reachableHexCoords.Add(new HexCooridnates(x + coords._x, y + coords._y));
}
}
}
}
//removes tiles lower than the minimum range
if (minRange > 0)
{
List <HexCooridnates> _closeHex = GetHexesInRange(coords, minRange - 1);
foreach (HexCooridnates hex in _closeHex)
{
_reachableHexCoords.Remove(hex);
}
}
return(_reachableHexCoords);
}
//Converts hexcoordinates to the correct spot in the 2D array
private int[] HexCoordToArrayindex(HexCooridnates hexcoordinates)
{
int[] index = new int[2];
index[0] = hexcoordinates._x;
index[1] = hexcoordinates._y + (hexcoordinates._x / 2);
return(index);
}
//returns a list of all the reachable hexes
public List <HexCooridnates> GetMoveableHexes(HexCooridnates start, float MaxMovement, int currentFaction)
{
List <DistanceMarker> _reachableHexes = Flood(new DistanceMarker(start, 0), currentFaction, MaxMovement);
List <HexCooridnates> _reachableHexCoords = new List <HexCooridnates>();
foreach (DistanceMarker marker in _reachableHexes)
{
_reachableHexCoords.Add(marker._hex);
}
return(_reachableHexCoords);
}
//Snaps a unit to the selected hex
public void SnapUnit(GameObject unit, HexCooridnates coords)
{
Transform unitTransform = unit.transform;
int[] coordinates = HexCoordToArrayindex(coords);
Vector3 position;
position.x = coordinates[0] * HexWidth - _xOffset;
position.y = this.transform.position.y;
position.z = (coordinates[1] + (coordinates[0] * 0.5f) - coordinates[0] / 2) * HexHeight - _yOffset;
unitTransform.position = position;
Vector3 rotation;
rotation.x = 270;
rotation.y = 0;
rotation.z = unitTransform.rotation.eulerAngles.z;
unitTransform.rotation = Quaternion.Euler(rotation);
}
public DistanceMarker(HexCooridnates hex, float distance)
{
_hex = hex;
_distance = distance;
}
//Returns all targetable hexes
private List <HexCooridnates> GetHexesInRange(HexCooridnates coords, float maxRange)
{
return(GetHexesInRange(coords, 0.0f, maxRange));
}
//Selects a cell
public void SelectCell(HexCooridnates coords)
{
int[] index = HexCoordToArrayindex(coords);
_hexes[index[0], index[1]].Colour = Color.red;
}
