mutter/clutter/clutter-backend.h
Emmanuele Bassi 02b69e4d76 Move header inclusion guard at the top
GCC has some optimization for the inclusion guard, but they only work if
the check is the outermost one.

We're fairly inconsistent because of historical reasons, so we should
ensure that we follow the same pattern in every public header.
2015-07-07 16:03:32 +01:00

84 lines
2.8 KiB
C

/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Authored By Matthew Allum <mallum@openedhand.com>
*
* Copyright (C) 2006 OpenedHand
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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 Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __CLUTTER_BACKEND_H__
#define __CLUTTER_BACKEND_H__
#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
#error "Only <clutter/clutter.h> can be included directly."
#endif
#include <cairo.h>
#include <pango/pango.h>
#ifdef COGL_ENABLE_EXPERIMENTAL_API
#include <cogl/cogl.h>
#endif
#include <clutter/clutter-config.h>
#include <clutter/clutter-types.h>
G_BEGIN_DECLS
#define CLUTTER_TYPE_BACKEND (clutter_backend_get_type ())
#define CLUTTER_BACKEND(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_BACKEND, ClutterBackend))
#define CLUTTER_IS_BACKEND(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_BACKEND))
/**
* ClutterBackend:
*
* #ClutterBackend is an opaque structure whose
* members cannot be directly accessed.
*
* Since: 0.4
*/
typedef struct _ClutterBackend ClutterBackend;
typedef struct _ClutterBackendClass ClutterBackendClass;
CLUTTER_AVAILABLE_IN_ALL
GType clutter_backend_get_type (void) G_GNUC_CONST;
CLUTTER_AVAILABLE_IN_ALL
ClutterBackend * clutter_get_default_backend (void);
CLUTTER_AVAILABLE_IN_1_16
void clutter_set_windowing_backend (const char *backend_type);
CLUTTER_AVAILABLE_IN_ALL
gdouble clutter_backend_get_resolution (ClutterBackend *backend);
CLUTTER_AVAILABLE_IN_ALL
void clutter_backend_set_font_options (ClutterBackend *backend,
const cairo_font_options_t *options);
CLUTTER_AVAILABLE_IN_ALL
const cairo_font_options_t * clutter_backend_get_font_options (ClutterBackend *backend);
#if defined (COGL_ENABLE_EXPERIMENTAL_API) && defined (CLUTTER_ENABLE_EXPERIMENTAL_API)
CLUTTER_AVAILABLE_IN_1_8
CoglContext * clutter_backend_get_cogl_context (ClutterBackend *backend);
#endif
G_END_DECLS
#endif /* __CLUTTER_BACKEND_H__ */