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/* pdfcolorstack.h
Copyright 2009 Taco Hoekwater <taco@luatex.org>
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 <http://www.gnu.org/licenses/>. */
/* $Id: pdfcolorstack.h 3676 2010-05-02 20:04:49Z hhenkel $ */
#ifndef PDFCOLORSTACK_H
# define PDFCOLORSTACK_H
# define set_pdf_colorstack_stack(A,B) pdf_colorstack_stack(A)=B
# define set_pdf_colorstack_cmd(A,B) pdf_colorstack_cmd(A)=B
# define set_pdf_colorstack_data(A,B) pdf_colorstack_data(A)=B
# define STACK_INCREMENT 8
int newcolorstack(int s, int literal_mode, boolean pagestart);
int colorstackused(void);
int colorstackpop(int colstack_no);
int colorstackcurrent(int colstack_no);
int colorstackskippagestart(int colstack_no);
void colorstackpagestart(void);
extern void pdf_out_colorstack(PDF pdf, halfword p);
extern void pdf_out_colorstack_startpage(PDF pdf);
#endif
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