--- /dev/null
+/* wt_node_leaf.h
+ * Copyright (C) 2008, Francisco Claude, all rights reserved.
+ *
+ * wt_node_leaf
+ *
+ * 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_leaf_h
+#define wt_node_leaf_h
+
+#include <wt_node.h>
+#include <basics.h>
+#include <wt_coder.h>
+#include <cassert>
+#include <vector>
+
+/** Class for representing leaves of the wavelet tree.
+ *
+ * @author Francisco Claude
+ */
+class wt_node_leaf: public wt_node {
+ public:
+ wt_node_leaf(uint symbol, uint count);
+ virtual ~wt_node_leaf();
+ virtual uint rank(uint symbol, uint pos, uint l, wt_coder * c);
+ virtual uint rankLessThan(uint &symbol, uint pos);
+ virtual uint select(uint symbol, uint pos, uint l, wt_coder * c);
+ virtual uint access(uint pos);
+ virtual uint access(uint pos, uint &rank);
+ virtual void access(std::vector<int> &result, uint i, uint j, uint min, uint max, uint l, uint pivot);
+ virtual void access(std::vector<int> &result, uint i, uint j);
+ virtual uint access(uint i, uint j, uint min, uint max, uint l, uint pivot);
+ virtual uint size();
+ virtual uint save(FILE *fp);
+ static wt_node_leaf * load(FILE *fp);
+
+ protected:
+ wt_node_leaf();
+ uint symbol;
+ uint count;
+};
+
+#endif