2 * Copyright (C) 2008, Francisco Claude, all rights reserved.
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #ifndef wt_node_leaf_h
23 #define wt_node_leaf_h
31 /** Class for representing leaves of the wavelet tree.
33 * @author Francisco Claude
35 class wt_node_leaf: public wt_node {
37 wt_node_leaf(uint symbol, uint count);
38 virtual ~wt_node_leaf();
39 virtual uint rank(uint symbol, uint pos, uint l, wt_coder * c);
40 virtual uint rankLessThan(uint &symbol, uint pos, uint level, wt_coder * c);
41 virtual uint rankLessThan(uint &symbol, uint pos);
42 virtual uint select(uint symbol, uint pos, uint l, wt_coder * c);
43 virtual uint access(uint pos);
44 virtual void access(std::vector<int> &result, uint i, uint j, uint min, uint max, uint l, uint pivot);
45 virtual void access(std::vector<int> &result, uint i, uint j);
46 virtual uint access(uint i, uint j, uint min, uint max, uint l, uint pivot);
48 virtual uint save(FILE *fp);
49 static wt_node_leaf * load(FILE *fp);