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/*
* Hot Beverage Companion – desktop application curses ui
*
* Copyright (C) 2018 Gediminas Jakutis
*
* This library 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; version 2.1
* of the License.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <ncurses.h>
#include "util.h"
#include "curses.h"
struct settings {
int nd;
struct timespec period;
};
struct settings settings;
static void curses_idle(void);
static void curses_update(const struct tempmodule_state * const state);
int curses_init(int nd, struct timespec period)
{
settings.nd = nd;
settings.period = period;
initscr();
nodelay(stdscr, 1);
noecho();
return A_OK;
}
int curses_loop(void)
{
static int statechange = 1;
static struct tempmodule_state state;
int status;
do {
if (getch() == 'q') {
status = A_OK;
break;
}
status = refresh_data(settings.nd, &state);
if (status == A_OK) {
curses_update(&state);
statechange = 1;
} else if (status == DEAD && statechange) {
curses_idle();
statechange = 0;
}
nanosleep(&settings.period, NULL);
} while (status != ERROR);
endwin();
return status;
}
static void curses_idle(void)
{
move(0, 0);
clrtoeol();
printw("sequence: [waiting for ESP8266...]");
move(1, 0);
clrtoeol();
mvprintw(1, 0, "thermistor temp: [waiting for ESP8266...]");
move(2, 0);
clrtoeol();
mvprintw(2, 0, "thermistor resistance: [waiting for ESP8266...]");
move(3, 0);
clrtoeol();
mvprintw(3, 0, "tap voltage: [waiting for ESP8266...]");
move(4, 0);
clrtoeol();
mvprintw(4, 0, "press 'q' to exit");
refresh();
}
static void curses_update(const struct tempmodule_state * const state)
{
move(0, 0);
clrtoeol();
printw("sequence: %u", state->sequence);
move(1, 0);
clrtoeol();
mvprintw(1, 0, "thermistor temp: %.1fC", state->temperature);
move(2, 0);
clrtoeol();
mvprintw(2, 0, "thermistor resistance: %hd Ohm", state->resistance);
move(3, 0);
clrtoeol();
mvprintw(3, 0, "tap voltage: %.3fV (%hd)", state->voltage, state->voltage_raw);
move(4, 0);
clrtoeol();
mvprintw(4, 0, "press 'q' to exit");
refresh();
}
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