/// <summary>
/// Removes selected tile
/// </summary>
public void RemoveSelection()
{
if (_pixels.Count <= 0 || _source <= -1)
{
return;
}
int size = SnapSize.Width * SnapSize.Height;
_pixels.RemoveRange(_source * size, size);
TilesChanged?.Invoke();
DeselectSelection();
}
/// <summary>
/// Swaps tiles from the selection grid
/// </summary>
private void SwapTiles()
{
if (_target == -1 || _source == -1 || _target == _source)
{
DeselectSelection();
return;
}
int size = SnapSize.Width * SnapSize.Height;
List <byte> source = Tileset.GetTilePixels(_source, _pixels);
_pixels.RemoveRange(_source * size, size);
List <byte> target = Tileset.GetTilePixels(_target, _pixels);
_pixels.RemoveRange(_target * size, size);
_pixels.InsertRange(_target * size, source);
_pixels.InsertRange(_source * size, target);
TilesChanged?.Invoke();
DeselectSelection();
}