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/* cairo - a vector graphics library with display and print output
*
* cairo-svg.h
*
* Copyright © 2005 Emmanuel Pacaud <emmanuel.pacaud@univ-poitiers.fr>
*
* 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.
*
*/
#ifndef CAIRO_SVG_H
#define CAIRO_SVG_H
#include "cairo.h"
#if CAIRO_HAS_SVG_SURFACE
CAIRO_BEGIN_DECLS
/**
* cairo_svg_version_t:
* @CAIRO_SVG_VERSION_1_1: The version 1.1 of the SVG specification. (Since 1.2)
* @CAIRO_SVG_VERSION_1_2: The version 1.2 of the SVG specification. (Since 1.2)
*
* #cairo_svg_version_t is used to describe the version number of the SVG
* specification that a generated SVG file will conform to.
*
* Since: 1.2
**/
typedef enum _cairo_svg_version {
CAIRO_SVG_VERSION_1_1,
CAIRO_SVG_VERSION_1_2
} cairo_svg_version_t;
/**
* cairo_svg_unit_t:
*
* @CAIRO_SVG_UNIT_USER: User unit, a value in the current coordinate system.
* If used in the root element for the initial coordinate systems it
* corresponds to pixels. (Since 1.16)
* @CAIRO_SVG_UNIT_EM: The size of the element's font. (Since 1.16)
* @CAIRO_SVG_UNIT_EX: The x-height of the element’s font. (Since 1.16)
* @CAIRO_SVG_UNIT_PX: Pixels (1px = 1/96th of 1in). (Since 1.16)
* @CAIRO_SVG_UNIT_IN: Inches (1in = 2.54cm = 96px). (Since 1.16)
* @CAIRO_SVG_UNIT_CM: Centimeters (1cm = 96px/2.54). (Since 1.16)
* @CAIRO_SVG_UNIT_MM: Millimeters (1mm = 1/10th of 1cm). (Since 1.16)
* @CAIRO_SVG_UNIT_PT: Points (1pt = 1/72th of 1in). (Since 1.16)
* @CAIRO_SVG_UNIT_PC: Picas (1pc = 1/6th of 1in). (Since 1.16)
* @CAIRO_SVG_UNIT_PERCENT: Percent, a value that is some fraction of another
* reference value. (Since 1.16)
*
* #cairo_svg_unit_t is used to describe the units valid for coordinates and
* lengths in the SVG specification.
*
* See also:
* https://www.w3.org/TR/SVG/coords.html#Units
* https://www.w3.org/TR/SVG/types.html#DataTypeLength
* https://www.w3.org/TR/css-values-3/#lengths
*
* Since: 1.16
**/
typedef enum _cairo_svg_unit {
CAIRO_SVG_UNIT_USER = 0,
CAIRO_SVG_UNIT_EM,
CAIRO_SVG_UNIT_EX,
CAIRO_SVG_UNIT_PX,
CAIRO_SVG_UNIT_IN,
CAIRO_SVG_UNIT_CM,
CAIRO_SVG_UNIT_MM,
CAIRO_SVG_UNIT_PT,
CAIRO_SVG_UNIT_PC,
CAIRO_SVG_UNIT_PERCENT
} cairo_svg_unit_t;
cairo_public cairo_surface_t *
cairo_svg_surface_create (const char *filename,
double width_in_points,
double height_in_points);
cairo_public cairo_surface_t *
cairo_svg_surface_create_for_stream (cairo_write_func_t write_func,
void *closure,
double width_in_points,
double height_in_points);
cairo_public void
cairo_svg_surface_restrict_to_version (cairo_surface_t *surface,
cairo_svg_version_t version);
cairo_public void
cairo_svg_get_versions (cairo_svg_version_t const **versions,
int *num_versions);
cairo_public const char *
cairo_svg_version_to_string (cairo_svg_version_t version);
cairo_public void
cairo_svg_surface_set_document_unit (cairo_surface_t *surface,
cairo_svg_unit_t unit);
cairo_public cairo_svg_unit_t
cairo_svg_surface_get_document_unit (cairo_surface_t *surface);
CAIRO_END_DECLS
#else /* CAIRO_HAS_SVG_SURFACE */
# error Cairo was not compiled with support for the svg backend
#endif /* CAIRO_HAS_SVG_SURFACE */
#endif /* CAIRO_SVG_H */
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