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e58f716fb1
For motion-induced crossing events, this will be the device that generated the motion. For code-induced crossing events (e.g. grabs or actors disappearing) this will be none. Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2828>
137 lines
4.9 KiB
C
137 lines
4.9 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) 2016 Red Hat Inc.
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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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*/
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#ifndef __CLUTTER_MUTTER_H__
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#define __CLUTTER_MUTTER_H__
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#define __CLUTTER_H_INSIDE__
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#include "clutter-backend.h"
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#include "clutter-backend-private.h"
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#include "clutter-damage-history.h"
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#include "clutter-event-private.h"
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#include "clutter-input-device-private.h"
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#include "clutter-input-pointer-a11y-private.h"
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#include "clutter-macros.h"
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#include "clutter-private.h"
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#include "clutter-stage-private.h"
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#include "clutter-stage-view.h"
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#include "clutter-stage-view-private.h"
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#include "clutter.h"
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/* An epsilon larger than FLT_EPSILON that is useful when comparing coordinates
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* while ignoring floating point precision loss that might happen during
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* various matrix calculations. */
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#define CLUTTER_COORDINATE_EPSILON (1.0 / 256.0)
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typedef struct _ClutterMainContext ClutterContext;
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typedef ClutterBackend * (* ClutterBackendConstructor) (gpointer user_data);
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/**
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* clutter_context_new: (skip)
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*/
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CLUTTER_EXPORT
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ClutterContext * clutter_context_new (ClutterBackendConstructor backend_constructor,
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gpointer user_data,
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GError **error);
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/**
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* clutter_context_free: (skip)
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*/
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CLUTTER_EXPORT
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void clutter_context_free (ClutterContext *clutter_context);
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/**
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* clutter_context_get_backend:
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*
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* Returns: (transfer none): The corresponding %ClutterBackend
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*/
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CLUTTER_EXPORT
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ClutterBackend * clutter_context_get_backend (ClutterContext *clutter_context);
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CLUTTER_EXPORT
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GList * clutter_stage_peek_stage_views (ClutterStage *stage);
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CLUTTER_EXPORT
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gboolean clutter_actor_is_effectively_on_stage_view (ClutterActor *self,
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ClutterStageView *view);
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CLUTTER_EXPORT
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int64_t clutter_stage_get_frame_counter (ClutterStage *stage);
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CLUTTER_EXPORT
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void clutter_stage_capture_view_into (ClutterStage *stage,
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ClutterStageView *view,
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cairo_rectangle_int_t *rect,
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uint8_t *data,
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int stride);
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CLUTTER_EXPORT
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void clutter_stage_clear_stage_views (ClutterStage *stage);
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CLUTTER_EXPORT
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void clutter_stage_view_assign_next_scanout (ClutterStageView *stage_view,
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CoglScanout *scanout);
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CLUTTER_EXPORT
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gboolean clutter_actor_has_damage (ClutterActor *actor);
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CLUTTER_EXPORT
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gboolean clutter_actor_has_transitions (ClutterActor *actor);
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CLUTTER_EXPORT
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ClutterFrameClock * clutter_actor_pick_frame_clock (ClutterActor *self,
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ClutterActor **out_actor);
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CLUTTER_EXPORT
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gboolean clutter_seat_handle_event_post (ClutterSeat *seat,
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const ClutterEvent *event);
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CLUTTER_EXPORT
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void clutter_stage_update_device (ClutterStage *stage,
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ClutterInputDevice *device,
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ClutterEventSequence *sequence,
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ClutterInputDevice *source_device,
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graphene_point_t point,
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uint32_t time,
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ClutterActor *new_actor,
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cairo_region_t *region,
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gboolean emit_crossing);
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CLUTTER_EXPORT
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void clutter_stage_get_device_coords (ClutterStage *stage,
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ClutterInputDevice *device,
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ClutterEventSequence *sequence,
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graphene_point_t *coords);
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CLUTTER_EXPORT
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void clutter_stage_repick_device (ClutterStage *stage,
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ClutterInputDevice *device);
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CLUTTER_EXPORT
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void clutter_get_debug_flags (ClutterDebugFlag *debug_flags,
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ClutterDrawDebugFlag *draw_flags,
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ClutterPickDebugFlag *pick_flags);
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#undef __CLUTTER_H_INSIDE__
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#endif /* __CLUTTER_MUTTER_H__ */
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