/// <summary>
/// Finds a shelf near to the location passed in.
/// </summary>
/// <param name="startX"></param>
/// <param name="startY"></param>
/// <returns></returns>
public List <int[]> FindShelf(int startX, int startY)
{
PriorityQueue <Tile> tilesToSearch = new PriorityQueue <Tile>(TileGrid.getGridSize() * 4);
visitedTiles = new HashSet <string>();
tilesToSearch.add(new Tile(Optional <Tile> .empty(), startX, startY), 0);
while (tilesToSearch.hasElements())
{
int currentDist = tilesToSearch.TopPriority();
Tile currentTile = tilesToSearch.take();
visitedTiles.Add(TileGrid.getKey(currentTile.x, currentTile.y));
if (UnitPlacement.canAccessShelf(currentTile.x, currentTile.y) && UnityEngine.Random.Range(0, 5) == 0)
{
return(traceBackRoute(currentTile));
}
foreach (int[] tile in getAdjIndexes(currentTile.x, currentTile.y))
{
if (checkFree(tile[0], tile[1]) && !visitedTiles.Contains(TileGrid.getKey(tile[0], tile[1])))
{
tilesToSearch.add(new Tile(Optional <Tile> .of(currentTile), tile[0], tile[1]), currentDist - 1);
}
}
}
return(null);
}
public void Update()
{
if (!UnitPlacement.unitsAreFrozen())
{
highlightUnit();
}
}
public static void sell()
{
if (cursorObjID.isPresent())
{
UnitPlacement.destroyUnit(cursorObjID.get());
}
UnitPlacement.freezeUnits(false);
}
public void PlacementMode(bool state)
{
UnitPlacement up = this.gameObject.GetComponent <UnitPlacement>();
if (up == null)
{
Debug.Log("There is no UnitPlacement on this object!");
}
else
{
up.enabled = state;
}
}
// Update is called once per frame
void Update()
{
//this is a bit hacky, fix maybe
if (initial)
{
if (!forward)
{
rotate(true);
}
initial = false;
spriteRenderer.sortingOrder = TileGrid.getSortingNum(blefty);
}
if (!UnitPlacement.unitsAreFrozen())
{
snapToMousePosition();
grabOrDropObject();
rotate(false);
}
}
/// <summary>
/// True if the current position clashes with the differet unit
/// </summary>
/// <returns></returns>
public bool thereIsClash()
{
//gets the tile coordinates of the bottom left of the unit
int blX = Tile.getTile(mousePosition[0]);
int blY = Tile.getTile(mousePosition[1]);
//checks for clashes
for (int x = 0; x < myXfloorSize; x++)
{
for (int y = 0; y < myYfloorSize; y++)
{
//Debug.Log("check");
if (UnitPlacement.occupied(blX + x, blY + y, myID))
{
//Debug.Log("Occupied");
return(true);
}
}
}
return(false);
}
public void removeFromGrid()
{
UnitPlacement.removeUnit(bleftx, blefty, myXfloorSize, myYfloorSize);
}
public void addToGrid()
{
UnitPlacement.addUnit(bleftx, blefty, myID, myXfloorSize, myYfloorSize, forward, myType);
}
public void OnMouseOver()
{
UnitPlacement.freezeUnits(true);
}
public void OnMouseExit()
{
UnitPlacement.freezeUnits(false);
}
// Use this for initialization
void Start()
{
unitPlacement = unitPlacer.GetComponent <UnitPlacement>();
}
private bool checkFree(int x, int y)
{
return(TileGrid.indexInGrid(x, y) &&
!UnitPlacement.occupied(x, y, -1));
}
public void destroyCurrentUnit()
{
UnitPlacement.freezeUnits(true);
BuildController.sell();
}
