2021-03-08 19:02:32 +03:00
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/*
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* Copyright 2010-2012 Intel Corporation
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* Copyright 2013 Raspberry Pi Foundation
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* Copyright 2011-2012,2021 Collabora, Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "config.h"
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2022-11-22 14:28:57 +03:00
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#include <libweston/shell-utils.h>
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2022-06-30 12:59:45 +03:00
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#include <libweston/desktop.h>
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2021-03-08 19:02:32 +03:00
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2022-11-22 14:28:57 +03:00
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WL_EXPORT struct weston_output *
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weston_shell_utils_get_default_output(struct weston_compositor *compositor)
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2021-03-08 19:02:32 +03:00
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{
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if (wl_list_empty(&compositor->output_list))
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return NULL;
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return container_of(compositor->output_list.next,
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struct weston_output, link);
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}
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2022-11-22 14:28:57 +03:00
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WL_EXPORT struct weston_output *
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weston_shell_utils_get_focused_output(struct weston_compositor *compositor)
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2021-03-08 19:02:32 +03:00
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{
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struct weston_seat *seat;
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struct weston_output *output = NULL;
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wl_list_for_each(seat, &compositor->seat_list, link) {
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struct weston_touch *touch = weston_seat_get_touch(seat);
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struct weston_pointer *pointer = weston_seat_get_pointer(seat);
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struct weston_keyboard *keyboard =
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weston_seat_get_keyboard(seat);
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/* Priority has touch focus, then pointer and
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* then keyboard focus. We should probably have
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* three for loops and check first for touch,
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* then for pointer, etc. but unless somebody has some
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* objections, I think this is sufficient. */
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if (touch && touch->focus)
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output = touch->focus->output;
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else if (pointer && pointer->focus)
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output = pointer->focus->output;
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else if (keyboard && keyboard->focus)
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output = keyboard->focus->output;
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if (output)
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break;
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}
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return output;
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}
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/* TODO: Fix this function to take into account nested subsurfaces. */
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2022-11-22 14:28:57 +03:00
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WL_EXPORT void
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weston_shell_utils_subsurfaces_boundingbox(struct weston_surface *surface,
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int32_t *x, int32_t *y,
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int32_t *w, int32_t *h)
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2021-03-08 19:02:32 +03:00
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{
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pixman_region32_t region;
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pixman_box32_t *box;
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struct weston_subsurface *subsurface;
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pixman_region32_init_rect(®ion, 0, 0,
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surface->width,
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surface->height);
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wl_list_for_each(subsurface, &surface->subsurface_list, parent_link) {
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pixman_region32_union_rect(®ion, ®ion,
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subsurface->position.x,
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subsurface->position.y,
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subsurface->surface->width,
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subsurface->surface->height);
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}
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box = pixman_region32_extents(®ion);
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if (x)
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*x = box->x1;
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if (y)
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*y = box->y1;
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if (w)
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*w = box->x2 - box->x1;
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if (h)
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*h = box->y2 - box->y1;
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pixman_region32_fini(®ion);
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}
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2022-11-22 14:28:57 +03:00
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WL_EXPORT void
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weston_shell_utils_center_on_output(struct weston_view *view,
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struct weston_output *output)
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2021-03-08 19:02:32 +03:00
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{
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int32_t surf_x, surf_y, width, height;
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float x, y;
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if (!output) {
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weston_view_set_position(view, 0, 0);
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return;
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}
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2022-11-22 14:28:57 +03:00
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weston_shell_utils_subsurfaces_boundingbox(view->surface, &surf_x,
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&surf_y, &width, &height);
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2021-03-08 19:02:32 +03:00
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x = output->x + (output->width - width) / 2 - surf_x / 2;
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y = output->y + (output->height - height) / 2 - surf_y / 2;
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weston_view_set_position(view, x, y);
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}
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2021-03-08 23:45:52 +03:00
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2022-11-22 14:28:57 +03:00
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WL_EXPORT int
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weston_shell_utils_surface_get_label(struct weston_surface *surface,
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char *buf, size_t len)
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2021-03-08 23:45:52 +03:00
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{
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const char *t, *c;
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struct weston_desktop_surface *desktop_surface =
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weston_surface_get_desktop_surface(surface);
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t = weston_desktop_surface_get_title(desktop_surface);
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c = weston_desktop_surface_get_app_id(desktop_surface);
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return snprintf(buf, len, "%s window%s%s%s%s%s",
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"top-level",
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t ? " '" : "", t ?: "", t ? "'" : "",
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c ? " of " : "", c ?: "");
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}
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2022-11-22 14:28:57 +03:00
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WL_EXPORT struct weston_curtain *
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weston_shell_utils_curtain_create(struct weston_compositor *compositor,
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struct weston_curtain_params *params)
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2021-03-08 23:45:52 +03:00
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{
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2022-01-17 17:24:03 +03:00
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struct weston_curtain *curtain;
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2021-03-08 23:45:52 +03:00
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struct weston_surface *surface = NULL;
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2022-01-17 17:48:19 +03:00
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struct weston_buffer_reference *buffer_ref;
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2021-03-08 23:45:52 +03:00
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struct weston_view *view;
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2022-01-17 17:24:03 +03:00
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curtain = zalloc(sizeof(*curtain));
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if (curtain == NULL)
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goto err;
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2021-03-08 23:45:52 +03:00
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surface = weston_surface_create(compositor);
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2022-01-17 17:24:03 +03:00
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if (surface == NULL)
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goto err_curtain;
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2021-03-08 23:45:52 +03:00
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view = weston_view_create(surface);
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2022-01-17 17:24:03 +03:00
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if (view == NULL)
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goto err_surface;
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2021-03-08 23:45:52 +03:00
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2022-01-17 17:48:19 +03:00
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buffer_ref = weston_buffer_create_solid_rgba(compositor,
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params->r,
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params->g,
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params->b,
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params->a);
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if (buffer_ref == NULL)
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goto err_view;
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2021-03-08 23:45:52 +03:00
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2022-01-17 17:24:03 +03:00
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curtain->view = view;
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2022-01-17 17:48:19 +03:00
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curtain->buffer_ref = buffer_ref;
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2022-01-17 17:24:03 +03:00
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2022-01-17 16:58:16 +03:00
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weston_surface_set_label_func(surface, params->get_label);
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2022-01-17 17:48:19 +03:00
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surface->committed = params->surface_committed;
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surface->committed_private = params->surface_private;
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2022-01-18 21:17:17 +03:00
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2022-01-17 17:48:19 +03:00
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weston_surface_attach_solid(surface, buffer_ref, params->width,
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params->height);
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2022-01-18 21:17:17 +03:00
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2021-03-08 23:45:52 +03:00
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pixman_region32_fini(&surface->input);
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2022-01-18 21:59:33 +03:00
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if (params->capture_input) {
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pixman_region32_init_rect(&surface->input, 0, 0,
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params->width, params->height);
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} else {
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pixman_region32_init(&surface->input);
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}
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2021-03-08 23:45:52 +03:00
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2022-06-02 12:10:56 +03:00
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weston_surface_map(surface);
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2022-01-17 17:05:06 +03:00
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weston_view_set_position(view, params->x, params->y);
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2021-03-08 23:45:52 +03:00
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2022-01-17 17:24:03 +03:00
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return curtain;
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2022-01-17 17:48:19 +03:00
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err_view:
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weston_view_destroy(view);
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2022-01-17 17:24:03 +03:00
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err_surface:
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2022-02-07 11:59:41 +03:00
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weston_surface_unref(surface);
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2022-01-17 17:24:03 +03:00
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err_curtain:
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free(curtain);
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err:
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weston_log("no memory\n");
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return NULL;
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}
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2022-11-22 14:28:57 +03:00
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WL_EXPORT void
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weston_shell_utils_curtain_destroy(struct weston_curtain *curtain)
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2022-01-17 17:24:03 +03:00
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{
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struct weston_surface *surface = curtain->view->surface;
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weston_view_destroy(curtain->view);
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2022-02-07 11:59:41 +03:00
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weston_surface_unref(surface);
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2022-01-17 17:48:19 +03:00
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weston_buffer_destroy_solid(curtain->buffer_ref);
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2022-01-17 17:24:03 +03:00
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free(curtain);
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2021-03-08 23:45:52 +03:00
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}
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