75 lines
2.2 KiB
C
75 lines
2.2 KiB
C
/*
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* tumble: build a PDF file from image files
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*
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* PDF routines
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* $Id: pdf_name_tree.h,v 1.4 2003/03/14 00:24:37 eric Exp $
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* Copyright 2003 Eric Smith <eric@brouhaha.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation. Note that permission is
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* not granted to redistribute this program under the terms of any
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* other version of the General Public License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA
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*/
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struct pdf_name_tree
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{
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pdf_file_handle pdf_file;
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struct pdf_name_tree *next; /* chain all name trees in the PDF file */
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bool number_tree; /* false for name tree,
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true for number tree */
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struct pdf_name_tree_node *root;
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};
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#define MAX_NAME_TREE_NODE_ENTRIES 32
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struct pdf_name_tree_node
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{
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struct pdf_obj *dict; /* indirect reference */
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struct pdf_name_tree_node *parent; /* NULL for root */
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bool leaf;
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int count; /* how many kids or names/numbers are
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attached to this node */
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struct pdf_name_tree_node *kids [MAX_NAME_TREE_NODE_ENTRIES]; /* non-leaf only */
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struct pdf_obj *min_key;
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struct pdf_obj *max_key;
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/* following fields valid in leaf nodes only: */
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struct pdf_obj *keys [MAX_NAME_TREE_NODE_ENTRIES];
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struct pdf_obj *values [MAX_NAME_TREE_NODE_ENTRIES];
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};
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struct pdf_name_tree *pdf_new_name_tree (pdf_file_handle pdf_file,
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bool number_tree);
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void pdf_add_name_tree_element (struct pdf_name_tree *tree,
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char *key,
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struct pdf_obj *val);
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void pdf_add_number_tree_element (struct pdf_name_tree *tree,
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long key,
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struct pdf_obj *val);
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void pdf_finalize_name_trees (pdf_file_handle pdf_file);
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