// return a new set containing only one instance of each clone
Tiles Tiles::UniqueTiles(void) const {
Tiles result;
ConstIterator i_tile;
for (i_tile = begin(); i_tile != end(); i_tile++) {
Tile const tile = *i_tile;
if (!result.ContainsOpt(tile)) {
result.Add(tile);
}
}
return result;
}
Tiles Tiles::PullRandomTiles(SizeType tileCnt) {
Tiles result;
for (SizeType i_tile = 0; i_tile < tileCnt; i_tile++) {
if (IsEmpty()) {
break;
}
Tile const tile = PullRandomTile();
result.Add(tile);
}
return result;
}