+++ /dev/null
-/* wt_node.h
- * Copyright (C) 2008, Francisco Claude, all rights reserved.
- *
- * wt_node
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- */
-
-#ifndef wt_node_h
-#define wt_node_h
-
-#include <basics.h>
-#include <wt_coder.h>
-#include <vector>
-
-#define WT_NODE_NULL_HDR 0
-#define WT_NODE_INTERNAL_HDR 2
-#define WT_NODE_LEAF_HDR 3
-
-/** Base clase for nodes in the wavelet tree
- *
- * @author Francisco Claude
- */
-class wt_node {
- public:
- virtual ~wt_node() {}
- virtual uint rank(uint symbol, uint pos, uint l, wt_coder * c)=0;
- virtual uint rankLessThan(uint &symbol, uint pos) = 0;
- virtual uint select(uint symbol, uint pos, uint l, wt_coder * c)=0;
- virtual uint access(uint pos)=0;
- virtual uint access(uint pos, uint &rank)
- {
- assert(0); // Implemented only in wt_node_internal
- return -1;
- }
- virtual void access(std::vector<int> &result, uint i, uint j, uint min, uint max, uint l, uint pivot)=0;
- virtual void access(std::vector<int> &result, uint i, uint j)=0;
- virtual uint access(uint i, uint j, uint min, uint max, uint l, uint pivot)=0;
- virtual uint size()=0;
- virtual uint save(FILE *fp)=0;
- static wt_node * load(FILE *fp);
-};
-
-#include <wt_node_internal.h>
-#include <wt_node_leaf.h>
-
-#endif