// Update is called once per frame
void Update()
{
//for some reason, Unity NULLs out my private variables some time
//TODO: investigate why
if (_selectionStateMachine == null)
{
_selectionStateMachine = SelectionStateMachine.GetInstance(TerrainTileMap, ObsticleTileMap, MouseTileMap, HighlightTile, SelectedTile);
}
if (HasMouseMoved() == true)
{
Vector2 mousePosition = Camera.main.ScreenToWorldPoint(Input.mousePosition);
Vector3Int mapPosition = TerrainTileMap.WorldToCell(mousePosition);
Vector3Int objectPosition = ObsticleTileMap.WorldToCell(mousePosition);
if (TerrainTileMap.HasTile(mapPosition))
{
_selectionStateMachine.ProcessMouseMovement(mapPosition);
}
}
if (Input.GetMouseButtonDown(ProgramConstants.MouseLeftClick) == true)
{
Vector2 mousePosition = Camera.main.ScreenToWorldPoint(Input.mousePosition);
Vector3Int mapPosition = TerrainTileMap.WorldToCell(mousePosition);
if (TerrainTileMap.HasTile(mapPosition))
{
_selectionStateMachine.ProcessMouseLeftClick(mapPosition);
}
}
}
public static SelectionStateMachine GetInstance(Tilemap terrainMap, Tilemap objectMap, Tilemap uiMap, TileBase HighlightTile, TileBase SelectedTile)
{
if (_instance == null)
{
_instance = new SelectionStateMachine(terrainMap, objectMap, uiMap, HighlightTile, SelectedTile);
}
return(_instance);
}
public NoUserSelectionState(SelectionStateMachine machine, Tilemap map) : base(machine, map)
{
}
public SelectionState(SelectionStateMachine machine, Tilemap mosueMap)
{
StateMachine = machine;
MouseTileMap = mosueMap;
}
// Start is called before the first frame update
void Start()
{
_selectionStateMachine = SelectionStateMachine.GetInstance(TerrainTileMap, ObsticleTileMap, MouseTileMap, HighlightTile, SelectedTile);
}
public UserSelectionState(SelectionStateMachine machine, Tilemap map, Tilemap objects, Tilemap terrain) : base(machine, map)
{
TerrainMap = terrain;
ObsticleMap = objects;
ResetSelectedTile();
}
