Class BitmapTileIterator

src/bitmap_type.h:106–132

Iterator to iterate over all tiles belonging to a bitmaptilearea. */

/** Iterator to iterate over all tiles belonging to a bitmaptilearea. */
class BitmapTileIterator : public OrthogonalTileIterator {
protected:
	const BitmapTileArea *bitmap;
public:
	/**
	 * Construct the iterator.
	 * @param bitmap BitmapTileArea to iterate.
	 */
	BitmapTileIterator(const BitmapTileArea &bitmap) : OrthogonalTileIterator(bitmap), bitmap(&bitmap)
	{
		if (!this->bitmap->HasTile(TileIndex(this->tile))) ++(*this);
	}

	inline TileIterator& operator ++() override
	{
		this->OrthogonalTileIterator::operator++();
		while (this->tile != INVALID_TILE && !this->bitmap->HasTile(TileIndex(this->tile))) {
			this->OrthogonalTileIterator::operator++();
		}
		return *this;
	}

	std::unique_ptr<TileIterator> Clone() const override
	{
		return std::make_unique<BitmapTileIterator>(*this);
	}
};

#endif /* BITMAP_TYPE_HPP */