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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2014 David Herrmann <dh.herrmann@gmail.com>
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <errno.h>
#include <stdlib.h>
#include "consoled.h"
#include "grdev.h"
#include "list.h"
#include "macro.h"
#include "util.h"
int display_new(Display **out, Session *s, grdev_display *display) {
_cleanup_(display_freep) Display *d = NULL;
assert(out);
assert(s);
assert(display);
d = new0(Display, 1);
if (!d)
return -ENOMEM;
d->session = s;
d->grdev = display;
d->width = grdev_display_get_width(display);
d->height = grdev_display_get_height(display);
LIST_PREPEND(displays_by_session, d->session->display_list, d);
grdev_display_enable(display);
*out = d;
d = NULL;
return 0;
}
Display *display_free(Display *d) {
if (!d)
return NULL;
LIST_REMOVE(displays_by_session, d->session->display_list, d);
free(d);
return NULL;
}
void display_refresh(Display *d) {
assert(d);
d->width = grdev_display_get_width(d->grdev);
d->height = grdev_display_get_height(d->grdev);
}
void display_render(Display *d, Workspace *w) {
const grdev_display_target *target;
assert(d);
assert(w);
GRDEV_DISPLAY_FOREACH_TARGET(d->grdev, target) {
if (workspace_draw(w, target))
grdev_display_flip_target(d->grdev, target);
}
}
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