cairo/src/cairo-pdf.h

/* cairo - a vector graphics library with display and print output
 *
 * Copyright © 2002 University of Southern California
 *
 * This library is free software; you can redistribute it and/or
 * modify it either under the terms of the GNU Lesser General Public
 * License version 2.1 as published by the Free Software Foundation
 * (the "LGPL") or, at your option, under the terms of the Mozilla
 * Public License Version 1.1 (the "MPL"). If you do not alter this
 * notice, a recipient may use your version of this file under either
 * the MPL or the LGPL.
 *
 * You should have received a copy of the LGPL along with this library
 * in the file COPYING-LGPL-2.1; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
 * You should have received a copy of the MPL along with this library
 * in the file COPYING-MPL-1.1
 *
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
 * OF ANY KIND, either express or implied. See the LGPL or the MPL for
 * the specific language governing rights and limitations.
 *
 * The Original Code is the cairo graphics library.
 *
 * The Initial Developer of the Original Code is University of Southern
 * California.
 *
 * Contributor(s):
 *	Carl D. Worth <cworth@cworth.org>
 */

#ifndef CAIRO_PDF_H
#define CAIRO_PDF_H

#include "cairo.h"

#if CAIRO_HAS_PDF_SURFACE

CAIRO_BEGIN_DECLS

/**
 * cairo_pdf_version_t:
 * @CAIRO_PDF_VERSION_1_4: The version 1.4 of the PDF specification. (Since 1.10)
 * @CAIRO_PDF_VERSION_1_5: The version 1.5 of the PDF specification. (Since 1.10)
 *
 * #cairo_pdf_version_t is used to describe the version number of the PDF
 * specification that a generated PDF file will conform to.
 *
 * Since: 1.10
 **/
typedef enum _cairo_pdf_version {
    CAIRO_PDF_VERSION_1_4,
    CAIRO_PDF_VERSION_1_5
} cairo_pdf_version_t;

cairo_public cairo_surface_t *
cairo_pdf_surface_create (const char		*filename,
			  double		 width_in_points,
			  double		 height_in_points);

cairo_public cairo_surface_t *
cairo_pdf_surface_create_for_stream (cairo_write_func_t	write_func,
				     void	       *closure,
				     double		width_in_points,
				     double		height_in_points);

cairo_public void
cairo_pdf_surface_restrict_to_version (cairo_surface_t 		*surface,
				       cairo_pdf_version_t  	 version);

cairo_public void
cairo_pdf_get_versions (cairo_pdf_version_t const	**versions,
                        int                      	 *num_versions);

cairo_public const char *
cairo_pdf_version_to_string (cairo_pdf_version_t version);

cairo_public void
cairo_pdf_surface_set_size (cairo_surface_t	*surface,
			    double		 width_in_points,
			    double		 height_in_points);

/**
 * cairo_pdf_outline_flags_t:
 * @CAIRO_PDF_OUTLINE_FLAG_OPEN: The outline item defaults to open in the PDF viewer (Since 1.16)
 * @CAIRO_PDF_OUTLINE_FLAG_BOLD: The outline item is displayed by the viewer in bold text (Since 1.16)
 * @CAIRO_PDF_OUTLINE_FLAG_ITALIC: The outline item is displayed by the viewer in italic text (Since 1.16)
 *
 * #cairo_pdf_outline_flags_t is used by the
 * cairo_pdf_surface_add_outline() function specify the attributes of
 * an outline item. These flags may be bitwise-or'd to produce any
 * combination of flags.
 *
 * Since: 1.16
 **/
typedef enum _cairo_pdf_outline_flags {
    CAIRO_PDF_OUTLINE_FLAG_OPEN   = 0x1,
    CAIRO_PDF_OUTLINE_FLAG_BOLD   = 0x2,
    CAIRO_PDF_OUTLINE_FLAG_ITALIC = 0x4,
} cairo_pdf_outline_flags_t;

#define CAIRO_PDF_OUTLINE_ROOT 0

cairo_public int
cairo_pdf_surface_add_outline (cairo_surface_t	          *surface,
			       int                         parent_id,
			       const char                 *utf8,
			       const char                 *link_attribs,
			       cairo_pdf_outline_flags_t  flags);

/**
 * cairo_pdf_metadata_t:
 * @CAIRO_PDF_METADATA_TITLE: The document title (Since 1.16)
 * @CAIRO_PDF_METADATA_AUTHOR: The document author (Since 1.16)
 * @CAIRO_PDF_METADATA_SUBJECT: The document subject (Since 1.16)
 * @CAIRO_PDF_METADATA_KEYWORDS: The document keywords (Since 1.16)
 * @CAIRO_PDF_METADATA_CREATOR: The document creator (Since 1.16)
 * @CAIRO_PDF_METADATA_CREATE_DATE: The document creation date (Since 1.16)
 * @CAIRO_PDF_METADATA_MOD_DATE: The document modification date (Since 1.16)
 *
 * #cairo_pdf_metadata_t is used by the
 * cairo_pdf_surface_set_metadata() function specify the metadata to set.
 *
 * Since: 1.16
 **/
typedef enum _cairo_pdf_metadata {
    CAIRO_PDF_METADATA_TITLE,
    CAIRO_PDF_METADATA_AUTHOR,
    CAIRO_PDF_METADATA_SUBJECT,
    CAIRO_PDF_METADATA_KEYWORDS,
    CAIRO_PDF_METADATA_CREATOR,
    CAIRO_PDF_METADATA_CREATE_DATE,
    CAIRO_PDF_METADATA_MOD_DATE,
} cairo_pdf_metadata_t;

cairo_public void
cairo_pdf_surface_set_metadata (cairo_surface_t	     *surface,
				cairo_pdf_metadata_t  metadata,
                                const char           *utf8);

cairo_public void
cairo_pdf_surface_set_page_label (cairo_surface_t *surface,
                                  const char      *utf8);

cairo_public void
cairo_pdf_surface_set_thumbnail_size (cairo_surface_t *surface,
				      int              width,
				      int              height);

CAIRO_END_DECLS

#else  /* CAIRO_HAS_PDF_SURFACE */
# error Cairo was not compiled with support for the pdf backend
#endif /* CAIRO_HAS_PDF_SURFACE */

#endif /* CAIRO_PDF_H */