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646cf236a5
The ::redraw virtual function was a throwback from olden times, and has been thoroughly replaced by the equivalent vfunc on the StageWindow interface. We can safely remove it, now, and simplify the flow of the redraw code inside ClutterStage.
141 lines
7.6 KiB
C
141 lines
7.6 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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#ifndef __CLUTTER_BACKEND_PRIVATE_H__
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#define __CLUTTER_BACKEND_PRIVATE_H__
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#include <clutter/clutter-backend.h>
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#include <clutter/clutter-device-manager.h>
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#include <clutter/clutter-stage-window.h>
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#include "clutter-event-translator.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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ClutterDeviceManager *device_manager;
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ClutterBackendPrivate *priv;
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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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GType stage_window_type;
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/* vfuncs */
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gboolean (* pre_parse) (ClutterBackend *backend,
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GError **error);
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gboolean (* post_parse) (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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void (* init_events) (ClutterBackend *backend);
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void (* init_features) (ClutterBackend *backend);
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void (* add_options) (ClutterBackend *backend,
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GOptionGroup *group);
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ClutterFeatureFlags (* get_features) (ClutterBackend *backend);
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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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void (* ensure_context) (ClutterBackend *backend,
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ClutterStage *stage);
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ClutterDeviceManager *(* get_device_manager) (ClutterBackend *backend);
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void (* copy_event_data) (ClutterBackend *backend,
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const ClutterEvent *src,
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ClutterEvent *dest);
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void (* free_event_data) (ClutterBackend *backend,
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ClutterEvent *event);
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gboolean (* translate_event) (ClutterBackend *backend,
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gpointer native,
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ClutterEvent *event);
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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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void _clutter_backend_ensure_context (ClutterBackend *backend,
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ClutterStage *stage);
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void _clutter_backend_ensure_context_internal (ClutterBackend *backend,
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ClutterStage *stage);
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gboolean _clutter_backend_create_context (ClutterBackend *backend,
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GError **error);
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void _clutter_backend_add_options (ClutterBackend *backend,
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GOptionGroup *group);
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gboolean _clutter_backend_pre_parse (ClutterBackend *backend,
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GError **error);
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gboolean _clutter_backend_post_parse (ClutterBackend *backend,
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GError **error);
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void _clutter_backend_init_events (ClutterBackend *backend);
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void _clutter_backend_copy_event_data (ClutterBackend *backend,
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const ClutterEvent *src,
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ClutterEvent *dest);
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void _clutter_backend_free_event_data (ClutterBackend *backend,
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ClutterEvent *event);
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gboolean _clutter_backend_translate_event (ClutterBackend *backend,
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gpointer native,
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ClutterEvent *event);
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void _clutter_backend_add_event_translator (ClutterBackend *backend,
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ClutterEventTranslator *translator);
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void _clutter_backend_remove_event_translator (ClutterBackend *backend,
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ClutterEventTranslator *translator);
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ClutterFeatureFlags _clutter_backend_get_features (ClutterBackend *backend);
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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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G_END_DECLS
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#endif /* __CLUTTER_BACKEND_PRIVATE_H__ */
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