+++ /dev/null
-/* ply-text-pulser.c - simple text based pulsing animation
- *
- * Copyright (C) 2008 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, 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- * 02111-1307, USA.
- *
- * Written by: Ray Strode <rstrode@redhat.com>
- */
-#include "config.h"
-
-#include <assert.h>
-#include <dirent.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <math.h>
-#include <signal.h>
-#include <stdbool.h>
-#include <stdio.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/ioctl.h>
-#include <sys/stat.h>
-#include <sys/time.h>
-#include <sys/types.h>
-#include <values.h>
-#include <unistd.h>
-#include <wchar.h>
-
-#include "ply-text-pulser.h"
-#include "ply-event-loop.h"
-#include "ply-array.h"
-#include "ply-logger.h"
-#include "ply-utils.h"
-#include "ply-window.h"
-
-#include <linux/kd.h>
-
-#ifndef FRAMES_PER_SECOND
-#define FRAMES_PER_SECOND 10
-#endif
-
-#define NUMBER_OF_INDICATOR_COLUMNS 6
-
-struct _ply_text_pulser
-{
- ply_event_loop_t *loop;
-
- ply_window_t *window;
-
- int column, row;
- int number_of_rows;
- int number_of_columns;
- int spinner_position;
- double start_time, now;
-};
-
-ply_text_pulser_t *
-ply_text_pulser_new (void)
-{
- ply_text_pulser_t *pulser;
-
- pulser = calloc (1, sizeof (ply_text_pulser_t));
-
- pulser->number_of_rows = 0;
- pulser->number_of_columns = 0;
- pulser->row = 0;
- pulser->column = 0;
- pulser->spinner_position = 0;
- pulser->number_of_columns = 40;
- pulser->number_of_rows = 1;
-
- return pulser;
-}
-
-void
-ply_text_pulser_free (ply_text_pulser_t *pulser)
-{
- if (pulser == NULL)
- return;
-
- free (pulser);
-}
-
-static void
-draw_trough (ply_text_pulser_t *pulser,
- int column,
- int row)
-{
- char *bytes;
-
- ply_window_set_text_cursor_position (pulser->window,
- column,
- row);
- ply_window_set_background_color (pulser->window, PLY_WINDOW_COLOR_BROWN);
- bytes = malloc (pulser->number_of_columns);
- memset (bytes, ' ', pulser->number_of_columns);
- write (STDOUT_FILENO, bytes, pulser->number_of_columns);
- free (bytes);
-}
-
-static void
-animate_at_time (ply_text_pulser_t *pulser,
- double time)
-{
- ply_window_set_mode (pulser->window, PLY_WINDOW_MODE_TEXT);
-
- draw_trough (pulser, pulser->column, pulser->row);
-
- ply_window_set_text_cursor_position (pulser->window,
- pulser->column + pulser->spinner_position,
- pulser->row);
- pulser->spinner_position = (pulser->number_of_columns - strlen (" ") + 1) * (.5 * sin (time) + .5);
- ply_window_set_text_cursor_position (pulser->window,
- pulser->column + pulser->spinner_position,
- pulser->row);
-
- ply_window_set_background_color (pulser->window, PLY_WINDOW_COLOR_GREEN);
- write (STDOUT_FILENO, " ", strlen (" "));
- ply_window_set_background_color (pulser->window, PLY_WINDOW_COLOR_DEFAULT);
-}
-
-static void
-on_timeout (ply_text_pulser_t *pulser)
-{
- double sleep_time;
- pulser->now = ply_get_timestamp ();
-
-#ifdef REAL_TIME_ANIMATION
- animate_at_time (pulser,
- pulser->now - pulser->start_time);
-#else
- static double time = 0.0;
- time += 1.0 / FRAMES_PER_SECOND;
- animate_at_time (pulser, time);
-#endif
-
- sleep_time = 1.0 / FRAMES_PER_SECOND;
- sleep_time = MAX (sleep_time - (ply_get_timestamp () - pulser->now),
- 0.005);
-
- ply_event_loop_watch_for_timeout (pulser->loop,
- sleep_time,
- (ply_event_loop_timeout_handler_t)
- on_timeout, pulser);
-}
-
-bool
-ply_text_pulser_start (ply_text_pulser_t *pulser,
- ply_event_loop_t *loop,
- ply_window_t *window,
- int column,
- int row)
-{
- assert (pulser != NULL);
- assert (pulser->loop == NULL);
-
- pulser->loop = loop;
- pulser->window = window;
-
- pulser->row = row;
- pulser->column = column;
-
- pulser->start_time = ply_get_timestamp ();
-
- ply_event_loop_watch_for_timeout (pulser->loop,
- 1.0 / FRAMES_PER_SECOND,
- (ply_event_loop_timeout_handler_t)
- on_timeout, pulser);
-
- return true;
-}
-
-void
-ply_text_pulser_stop (ply_text_pulser_t *pulser)
-{
- pulser->window = NULL;
-
- if (pulser->loop != NULL)
- {
- ply_event_loop_stop_watching_for_timeout (pulser->loop,
- (ply_event_loop_timeout_handler_t)
- on_timeout, pulser);
- pulser->loop = NULL;
- }
-}
-
-int
-ply_text_pulser_get_number_of_columns (ply_text_pulser_t *pulser)
-{
- return pulser->number_of_columns;
-}
-
-int
-ply_text_pulser_get_number_of_rows (ply_text_pulser_t *pulser)
-{
- return pulser->number_of_rows;
-}
-
-/* vim: set ts=4 sw=4 expandtab autoindent cindent cino={.5s,(0: */
+++ /dev/null
-/* ply-text-pulser.h - simple text based pulsing animation
- *
- * Copyright (C) 2008 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, 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- * 02111-1307, USA.
- *
- * Written By: Ray Strode <rstrode@redhat.com>
- */
-#ifndef PLY_TEXT_PULSER_H
-#define PLY_TEXT_PULSER_H
-
-#include <stdbool.h>
-#include <stdint.h>
-#include <unistd.h>
-
-#include "ply-event-loop.h"
-#include "ply-window.h"
-
-typedef struct _ply_text_pulser ply_text_pulser_t;
-
-#ifndef PLY_HIDE_FUNCTION_DECLARATIONS
-ply_text_pulser_t *ply_text_pulser_new (void);
-void ply_text_pulser_free (ply_text_pulser_t *pulser);
-
-bool ply_text_pulser_load (ply_text_pulser_t *pulser);
-bool ply_text_pulser_start (ply_text_pulser_t *pulser,
- ply_event_loop_t *loop,
- ply_window_t *window,
- int column,
- int row);
-void ply_text_pulser_stop (ply_text_pulser_t *pulser);
-
-int ply_text_pulser_get_number_of_rows (ply_text_pulser_t *pulser);
-int ply_text_pulser_get_number_of_columns (ply_text_pulser_t *pulser);
-#endif
-
-#endif /* PLY_TEXT_PULSER_H */
-/* vim: set ts=4 sw=4 expandtab autoindent cindent cino={.5s,(0: */
projects / thirdparty / plymouth.git / commitdiff
