From 25eb781c47bfd43aac02b97f4c3a967c360f4b17 Mon Sep 17 00:00:00 2001 From: "C. McEnroe" Date: Fri, 4 Sep 2020 18:41:04 -0400 Subject: Add nudge --- bin/nudge.c | 68 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 bin/nudge.c (limited to 'bin/nudge.c') diff --git a/bin/nudge.c b/bin/nudge.c new file mode 100644 index 00000000..da406acc --- /dev/null +++ b/bin/nudge.c @@ -0,0 +1,68 @@ +/* Copyright (C) 2020 C. McEnroe + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, 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 Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see . + */ + +#include +#include +#include +#include +#include +#include + +static int shake = 10; +static int delay = 20000; +static int count = 2; + +static void move(int x, int y) { + fprintf(stderr, "\33[3;%d;%dt", x, y); + usleep(delay); +} + +int main(int argc, char *argv[]) { + for (int opt; 0 < (opt = getopt(argc, argv, "n:s:t:"));) { + switch (opt) { + break; case 'n': count = atoi(optarg); + break; case 's': shake = atoi(optarg); + break; case 't': delay = atoi(optarg) * 1000; + break; default: return EX_USAGE; + } + } + + struct termios save; + int error = tcgetattr(STDIN_FILENO, &save); + if (error) err(EX_IOERR, "tcgetattr"); + + struct termios raw = save; + cfmakeraw(&raw); + error = tcsetattr(STDIN_FILENO, TCSAFLUSH, &raw); + if (error) err(EX_IOERR, "tcsetattr"); + + int x, y; + fprintf(stderr, "\33[13t"); + int n = scanf("\33[3;%d;%dt", &x, &y); + + error = tcsetattr(STDIN_FILENO, TCSANOW, &save); + if (error) err(EX_IOERR, "tcsetattr"); + if (n < 2) return EX_CONFIG; + + fprintf(stderr, "\33[5t"); + for (int i = 0; i < count; ++i) { + move(x - shake, y); + move(x, y + shake); + move(x + shake, y); + move(x, y - shake); + move(x, y); + } +} -- cgit 1.4.1