/// <inheritdoc />
protected override void Update()
{
_freeCursorPosition = UnityEngine.Input.mousePosition;
// TODO handle cursor leaving and entering window
var newCursorPos = (Vector2Int)levelGrid.WorldToCell(camera.ScreenToWorldPoint(_freeCursorPosition));
if (newCursorPos != _currentCursorGridPos)
{
_withinLevelBounds = levelSettings == null || LevelUtility.IsCellWithinBounds(newCursorPos, levelSettings.size);
_currentCursorGridPos = newCursorPos;
normalClick.currentCursorGridPos = specialClick.currentCursorGridPos = _currentCursorGridPos;
if (enabled)
{
onCellHovered.Invoke(_withinLevelBounds ? _currentCursorGridPos : null);
}
normalClick.OnCellHovered(_currentCursorGridPos);
specialClick.OnCellHovered(_currentCursorGridPos);
}
base.Update();
if (UnityEngine.Input.GetKeyUp(frameKey))
{
onFrameAction.Invoke();
}
}
private void CheckAccess(int x, int y)
{
if (_cells == null)
{
throw new LevelTableException("Level not generated");
}
if (!LevelUtility.IsCellWithinBounds(x, y, Size))
{
throw new CellPositionOutOfRangeException(x, y);
}
}
public static void RevealCellsRecursively(LevelTable level, int x, int y, Dictionary <Vector2Int, Cell> revealList)
{
if (revealList.Count > level.CellCount)
{
throw new OverflowException();
}
var pos = new Vector2Int(x, y);
if (revealList.ContainsKey(pos))
{
return;
}
if (!LevelUtility.IsCellWithinBounds(x, y, level.Size))
{
return; // Indexes out of range.
}
Cell cell = level[x, y];
if (cell.isRevealed || cell.hasFlag)
{
return; // cell is not subject revelation.
}
level.MarkCellRevealed(pos);
revealList[pos] = level[x, y];
if (cell.value == 0)
{
const int neighborCount = 8;
var neighbors = ArrayPool <Vector2Int> .Get(neighborCount);
LevelUtility.GetAdjacentCellsSquare(pos, neighbors);
for (int i = 0; i < neighborCount; i++)
{
Vector2Int nPos = neighbors[i];
RevealCellsRecursively(level, nPos.x, nPos.y, revealList);
}
ArrayPool <Vector2Int> .Release(neighbors);
}
}
