d5938958c0
Despite the attempt to make this a generic interface, this was pretty much used only by the X11 backend, and now it ported away from it. This now stands unused and may be removed, in favor of backends each creating and injecting events as they please. Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3153>
122 lines
4.8 KiB
C
122 lines
4.8 KiB
C
/*
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* Clutter.
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*
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* An OpenGL based 'interactive canvas' library.
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*
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* Copyright (C) 2010 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "clutter/clutter-backend.h"
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#include "clutter/clutter-seat.h"
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#include "clutter/clutter-stage-window.h"
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#define CLUTTER_BACKEND_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_BACKEND, ClutterBackendClass))
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#define CLUTTER_IS_BACKEND_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_BACKEND))
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#define CLUTTER_BACKEND_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_BACKEND, ClutterBackendClass))
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G_BEGIN_DECLS
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typedef struct _ClutterBackendPrivate ClutterBackendPrivate;
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struct _ClutterBackend
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{
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/*< private >*/
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GObject parent_instance;
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CoglRenderer *cogl_renderer;
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CoglDisplay *cogl_display;
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CoglContext *cogl_context;
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GSource *cogl_source;
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CoglOnscreen *dummy_onscreen;
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cairo_font_options_t *font_options;
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gchar *font_name;
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gfloat units_per_em;
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gint32 units_serial;
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float fallback_resource_scale;
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ClutterStageWindow *stage_window;
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ClutterInputMethod *input_method;
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};
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struct _ClutterBackendClass
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{
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/*< private >*/
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GObjectClass parent_class;
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/* vfuncs */
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gboolean (* finish_init) (ClutterBackend *backend,
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GError **error);
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ClutterStageWindow * (* create_stage) (ClutterBackend *backend,
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ClutterStage *wrapper,
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GError **error);
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CoglRenderer * (* get_renderer) (ClutterBackend *backend,
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GError **error);
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CoglDisplay * (* get_display) (ClutterBackend *backend,
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CoglRenderer *renderer,
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CoglSwapChain *swap_chain,
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GError **error);
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gboolean (* create_context) (ClutterBackend *backend,
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GError **error);
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ClutterSeat * (* get_default_seat) (ClutterBackend *backend);
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gboolean (* is_display_server) (ClutterBackend *backend);
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/* signals */
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void (* resolution_changed) (ClutterBackend *backend);
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void (* font_changed) (ClutterBackend *backend);
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void (* settings_changed) (ClutterBackend *backend);
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};
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ClutterStageWindow * _clutter_backend_create_stage (ClutterBackend *backend,
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ClutterStage *wrapper,
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GError **error);
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gboolean _clutter_backend_create_context (ClutterBackend *backend,
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GError **error);
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gboolean _clutter_backend_finish_init (ClutterBackend *backend,
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GError **error);
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gfloat _clutter_backend_get_units_per_em (ClutterBackend *backend,
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PangoFontDescription *font_desc);
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gint32 _clutter_backend_get_units_serial (ClutterBackend *backend);
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void clutter_set_allowed_drivers (const char *drivers);
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CLUTTER_EXPORT
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ClutterStageWindow * clutter_backend_get_stage_window (ClutterBackend *backend);
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CLUTTER_EXPORT
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void clutter_backend_set_fallback_resource_scale (ClutterBackend *backend,
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float fallback_resource_scale);
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float clutter_backend_get_fallback_resource_scale (ClutterBackend *backend);
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gboolean clutter_backend_is_display_server (ClutterBackend *backend);
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CLUTTER_EXPORT
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void clutter_backend_destroy (ClutterBackend *backend);
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G_END_DECLS
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