Bug fixes for rankLessThan()

[SXSI/XMLTree.git] / libcds / src / static_sequence / wt_node_leaf.h

diff --git a/libcds/src/static_sequence/wt_node_leaf.h b/libcds/src/static_sequence/wt_node_leaf.h
index a64c2a2..ad6823d 100644 (file)
--- a/libcds/src/static_sequence/wt_node_leaf.h
+++ b/libcds/src/static_sequence/wt_node_leaf.h
@@ -1,3 +1,23 @@
+/* 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
@@ -6,14 +26,23 @@
 #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 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);
@@ -25,4 +54,3 @@ class wt_node_leaf: public wt_node {
 };
 
 #endif
-