Files
mutter/src/wayland/meta-cursor-sprite-wayland.c
Sebastian Wick 2693cac83a clutter/color-manager: Add a method to get the default color state
This avoids re-creating new color states objects to the default state.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3897>
2024-07-24 21:33:30 +00:00

139 lines
4.0 KiB
C

/*
* Copyright 2015, 2018 Red Hat, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*
*/
#include "config.h"
#include "wayland/meta-cursor-sprite-wayland.h"
#include "backends/meta-cursor-tracker-private.h"
struct _MetaCursorSpriteWayland
{
MetaCursorSprite parent;
MetaWaylandSurface *surface;
gboolean invalidated;
};
G_DEFINE_TYPE (MetaCursorSpriteWayland,
meta_cursor_sprite_wayland,
META_TYPE_CURSOR_SPRITE)
static gboolean
meta_cursor_sprite_wayland_realize_texture (MetaCursorSprite *sprite)
{
MetaCursorSpriteWayland *sprite_wayland;
sprite_wayland = META_CURSOR_SPRITE_WAYLAND (sprite);
if (sprite_wayland->invalidated)
{
sprite_wayland->invalidated = FALSE;
return TRUE;
}
return FALSE;
}
static gboolean
meta_cursor_sprite_wayland_is_animated (MetaCursorSprite *sprite)
{
return FALSE;
}
static void
meta_cursor_sprite_wayland_invalidate (MetaCursorSprite *sprite)
{
MetaCursorSpriteWayland *sprite_wayland;
sprite_wayland = META_CURSOR_SPRITE_WAYLAND (sprite);
sprite_wayland->invalidated = TRUE;
}
static ClutterColorState *
ensure_default_color_state (MetaCursorTracker *cursor_tracker)
{
ClutterColorState *color_state;
static GOnce quark_once = G_ONCE_INIT;
g_once (&quark_once, (GThreadFunc) g_quark_from_static_string,
(gpointer) "-meta-cursor-sprite-wayland-default-color-state");
color_state = g_object_get_qdata (G_OBJECT (cursor_tracker),
GPOINTER_TO_INT (quark_once.retval));
if (!color_state)
{
MetaBackend *backend =
meta_cursor_tracker_get_backend (cursor_tracker);
ClutterContext *clutter_context =
meta_backend_get_clutter_context (backend);
ClutterColorManager *color_manager =
clutter_context_get_color_manager (clutter_context);
color_state = clutter_color_manager_get_default_color_state (color_manager);
g_object_set_qdata_full (G_OBJECT (cursor_tracker),
GPOINTER_TO_INT (quark_once.retval),
g_object_ref (color_state),
g_object_unref);
}
return color_state;
}
MetaCursorSpriteWayland *
meta_cursor_sprite_wayland_new (MetaWaylandSurface *surface,
MetaCursorTracker *cursor_tracker)
{
MetaCursorSpriteWayland *sprite_wayland;
ClutterColorState *color_state;
color_state = ensure_default_color_state (cursor_tracker);
sprite_wayland = g_object_new (META_TYPE_CURSOR_SPRITE_WAYLAND,
"cursor-tracker", cursor_tracker,
"color-state", color_state,
NULL);
sprite_wayland->surface = surface;
return sprite_wayland;
}
MetaWaylandBuffer *
meta_cursor_sprite_wayland_get_buffer (MetaCursorSpriteWayland *sprite_wayland)
{
return meta_wayland_surface_get_buffer (sprite_wayland->surface);
}
static void
meta_cursor_sprite_wayland_init (MetaCursorSpriteWayland *sprite_wayland)
{
}
static void
meta_cursor_sprite_wayland_class_init (MetaCursorSpriteWaylandClass *klass)
{
MetaCursorSpriteClass *cursor_sprite_class = META_CURSOR_SPRITE_CLASS (klass);
cursor_sprite_class->realize_texture =
meta_cursor_sprite_wayland_realize_texture;
cursor_sprite_class->invalidate =
meta_cursor_sprite_wayland_invalidate;
cursor_sprite_class->is_animated = meta_cursor_sprite_wayland_is_animated;
}