f14b5da387
The original purpose of being able to report errors is no longer relevant, since the Clutter backend is now practically a thin wrapper around the actual backend, which has already dealt with error reporting. Thus move this to the regular constructor path. Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2016>
108 lines
3.9 KiB
C
108 lines
3.9 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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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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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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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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