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-rw-r--r--src/console/consoled-display.c82
1 files changed, 82 insertions, 0 deletions
diff --git a/src/console/consoled-display.c b/src/console/consoled-display.c
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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 <inttypes.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);
+ }
+}