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wayland: Implement wp_tablet_pad_strip
This represents pad sliders.
This commit is contained in:
Carlos Garnacho
parent
c1d1477c64
commit
2354643d55
@ -319,6 +319,8 @@ libmutter_la_SOURCES += \
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wayland/meta-wayland-tablet-tool.h \
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wayland/meta-wayland-tablet-pad-ring.c \
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wayland/meta-wayland-tablet-pad-ring.h \
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wayland/meta-wayland-tablet-pad-strip.c \
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wayland/meta-wayland-tablet-pad-strip.h \
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wayland/meta-wayland-touch.c \
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wayland/meta-wayland-touch.h \
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wayland/meta-wayland-surface.c \
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210
src/wayland/meta-wayland-tablet-pad-strip.c
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210
src/wayland/meta-wayland-tablet-pad-strip.c
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@ -0,0 +1,210 @@
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/*
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* Wayland Support
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*
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* Copyright (C) 2016 Red Hat
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* 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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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*
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* Author: Carlos Garnacho <carlosg@gnome.org>
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*/
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#define _GNU_SOURCE
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#include "config.h"
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#include <glib.h>
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#include <wayland-server.h>
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#include "tablet-unstable-v2-server-protocol.h"
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#include "meta-surface-actor-wayland.h"
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#include "meta-wayland-private.h"
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#include "meta-wayland-tablet-pad.h"
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#include "meta-wayland-tablet-pad-strip.h"
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static void
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unbind_resource (struct wl_resource *resource)
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{
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wl_list_remove (wl_resource_get_link (resource));
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}
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MetaWaylandTabletPadStrip *
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meta_wayland_tablet_pad_strip_new (MetaWaylandTabletPad *pad)
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{
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MetaWaylandTabletPadStrip *strip;
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strip = g_slice_new0 (MetaWaylandTabletPadStrip);
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wl_list_init (&strip->resource_list);
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wl_list_init (&strip->focus_resource_list);
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strip->pad = pad;
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return strip;
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}
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void
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meta_wayland_tablet_pad_strip_free (MetaWaylandTabletPadStrip *strip)
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{
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struct wl_resource *resource, *next;
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wl_resource_for_each_safe (resource, next, &strip->resource_list)
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{
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zwp_tablet_tool_v2_send_removed (resource);
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wl_list_remove (wl_resource_get_link (resource));
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wl_list_init (wl_resource_get_link (resource));
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}
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g_free (strip->feedback);
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g_slice_free (MetaWaylandTabletPadStrip, strip);
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}
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static void
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tablet_pad_strip_set_feedback (struct wl_client *client,
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struct wl_resource *resource,
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const char *str,
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uint32_t serial)
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{
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MetaWaylandTabletPadStrip *strip = wl_resource_get_user_data (resource);
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/* FIXME: check serial */
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strip->feedback = g_strdup (str);
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}
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static void
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tablet_pad_strip_destroy (struct wl_client *client,
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struct wl_resource *resource)
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{
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wl_resource_destroy (resource);
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}
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static const struct zwp_tablet_pad_strip_v2_interface strip_interface = {
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tablet_pad_strip_set_feedback,
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tablet_pad_strip_destroy,
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};
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struct wl_resource *
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meta_wayland_tablet_pad_strip_create_new_resource (MetaWaylandTabletPadStrip *strip,
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struct wl_client *client,
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struct wl_resource *seat_resource,
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uint32_t id)
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{
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struct wl_resource *resource;
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resource = wl_resource_create (client, &zwp_tablet_pad_strip_v2_interface,
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wl_resource_get_version (seat_resource), id);
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wl_resource_set_implementation (resource, &strip_interface,
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strip, unbind_resource);
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wl_resource_set_user_data (resource, strip);
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wl_list_insert (&strip->resource_list, wl_resource_get_link (resource));
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return resource;
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}
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struct wl_resource *
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meta_wayland_tablet_pad_strip_lookup_resource (MetaWaylandTabletPadStrip *strip,
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struct wl_client *client)
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{
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struct wl_resource *resource;
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resource = wl_resource_find_for_client (&strip->resource_list, client);
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if (!resource)
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resource = wl_resource_find_for_client (&strip->focus_resource_list, client);
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return resource;
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}
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gboolean
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meta_wayland_tablet_pad_strip_handle_event (MetaWaylandTabletPadStrip *strip,
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const ClutterEvent *event)
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{
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struct wl_list *l = &strip->focus_resource_list;
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enum zwp_tablet_pad_strip_v2_source source;
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gboolean source_known = FALSE;
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struct wl_resource *resource;
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if (wl_list_empty (l))
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return FALSE;
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if (event->type != CLUTTER_PAD_STRIP)
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return FALSE;
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if (event->pad_strip.strip_source == CLUTTER_INPUT_DEVICE_PAD_SOURCE_FINGER)
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{
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source = ZWP_TABLET_PAD_STRIP_V2_SOURCE_FINGER;
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source_known = TRUE;
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}
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wl_resource_for_each (resource, l)
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{
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gdouble value = event->pad_strip.value;
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if (source_known)
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zwp_tablet_pad_strip_v2_send_source (resource, source);
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if (value >= 0)
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zwp_tablet_pad_strip_v2_send_position (resource, (uint32_t) (value * 65535));
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else
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zwp_tablet_pad_strip_v2_send_stop (resource);
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zwp_tablet_pad_strip_v2_send_frame (resource,
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clutter_event_get_time (event));
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}
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return TRUE;
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}
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static void
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move_resources (struct wl_list *destination, struct wl_list *source)
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{
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wl_list_insert_list (destination, source);
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wl_list_init (source);
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}
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static void
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move_resources_for_client (struct wl_list *destination,
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struct wl_list *source,
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struct wl_client *client)
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{
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struct wl_resource *resource, *tmp;
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wl_resource_for_each_safe (resource, tmp, source)
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{
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if (wl_resource_get_client (resource) == client)
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{
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wl_list_remove (wl_resource_get_link (resource));
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wl_list_insert (destination, wl_resource_get_link (resource));
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}
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}
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}
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void
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meta_wayland_tablet_pad_strip_sync_focus (MetaWaylandTabletPadStrip *strip)
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{
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struct wl_list *l = &strip->focus_resource_list;
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g_clear_pointer (&strip->feedback, g_free);
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if (!wl_list_empty (l))
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{
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move_resources (&strip->resource_list, &strip->focus_resource_list);
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}
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if (strip->pad->focus_surface != NULL)
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{
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move_resources_for_client (&strip->focus_resource_list,
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&strip->resource_list,
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wl_resource_get_client (strip->pad->focus_surface->resource));
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}
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}
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59
src/wayland/meta-wayland-tablet-pad-strip.h
Normal file
59
src/wayland/meta-wayland-tablet-pad-strip.h
Normal file
@ -0,0 +1,59 @@
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/*
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* Wayland Support
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*
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* Copyright (C) 2016 Red Hat
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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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* Author: Carlos Garnacho <carlosg@gnome.org>
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*/
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#ifndef META_WAYLAND_TABLET_PAD_STRIP_H
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#define META_WAYLAND_TABLET_PAD_STRIP_H
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#include <wayland-server.h>
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#include <glib.h>
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#include "meta-wayland-types.h"
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#include "meta-cursor-renderer.h"
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struct _MetaWaylandTabletPadStrip
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{
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MetaWaylandTabletPad *pad;
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struct wl_list resource_list;
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struct wl_list focus_resource_list;
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gchar *feedback;
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};
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MetaWaylandTabletPadStrip * meta_wayland_tablet_pad_strip_new (MetaWaylandTabletPad *pad);
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void meta_wayland_tablet_pad_strip_free (MetaWaylandTabletPadStrip *strip);
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struct wl_resource *
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meta_wayland_tablet_pad_strip_create_new_resource (MetaWaylandTabletPadStrip *strip,
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struct wl_client *client,
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struct wl_resource *pad_resource,
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uint32_t id);
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struct wl_resource *
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meta_wayland_tablet_pad_strip_lookup_resource (MetaWaylandTabletPadStrip *strip,
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struct wl_client *client);
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gboolean meta_wayland_tablet_pad_strip_handle_event (MetaWaylandTabletPadStrip *strip,
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const ClutterEvent *event);
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void meta_wayland_tablet_pad_strip_sync_focus (MetaWaylandTabletPadStrip *strip);
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#endif /* META_WAYLAND_TABLET_PAD_STRIP_H */
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@ -41,6 +41,7 @@ typedef struct _MetaWaylandTabletManager MetaWaylandTabletManager;
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typedef struct _MetaWaylandTabletSeat MetaWaylandTabletSeat;
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typedef struct _MetaWaylandTabletTool MetaWaylandTabletTool;
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typedef struct _MetaWaylandTablet MetaWaylandTablet;
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typedef struct _MetaWaylandTabletPadStrip MetaWaylandTabletPadStrip;
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typedef struct _MetaWaylandTabletPadRing MetaWaylandTabletPadRing;
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typedef struct _MetaWaylandBuffer MetaWaylandBuffer;
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