/* pdfsaverestore.h Copyright 2009 Taco Hoekwater This file is part of LuaTeX. LuaTeX is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. LuaTeX 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 General Public License along with LuaTeX; if not, see . */ #ifndef PDFSAVERESTORE_H # define PDFSAVERESTORE_H /* stack for positions of \pdfsave */ typedef struct { scaledpos pos; int matrix_stack; } pos_entry; extern pos_entry *pos_stack; /* the stack */ extern int pos_stack_size; /* initially empty */ extern int pos_stack_used; /* used entries */ extern void pdf_out_save(PDF pdf, halfword p); extern void pdf_out_restore(PDF pdf, halfword p); #endif