159 lines
2.9 KiB
C
159 lines
2.9 KiB
C
#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <getopt.h>
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#include <ncurses.h>
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#include "ecran.h"
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int verbosity;
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/* ---------------------------------------------------------------- */
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void demo_7segments(int nbl, int notused)
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{
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int loop, idx, c, p;
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char ligne[100];
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for (idx=0; idx<10; idx++) {
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c = '0'+idx;
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p = 1+(idx*8);
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aff7segs_digit(stdscr, 17, p, c);
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mvaddch(16, p, c);
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}
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for (loop=0; loop<nbl; loop++) {
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sprintf(ligne, "%4d", loop);
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for (idx=0; idx<strlen(ligne); idx++) {
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aff7segs_digit(stdscr, 5, 1+(idx*8), ligne[idx]);
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}
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mvaddstr(3, 2, ligne);
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refresh();
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usleep(300*1000);
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}
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}
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/* ---------------------------------------------------------------- */
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void demo_vumetres(int nbl, int notused)
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{
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int loop, idx;
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int hpos;
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// char ligne[100];
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float value;
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for (loop=0; loop<nbl; loop++) {
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value = (float)loop / (float)nbl;
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for (idx=0; idx<8; idx++) {
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hpos = 4 * (idx+1);
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value = drand48();
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if (idx<4) vumetre_0(stdscr, hpos, 12, value, 60);
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else vumetre_1(stdscr, hpos, 12, value, 60);
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}
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refresh();
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usleep(200*1000);
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}
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}
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/* ---------------------------------------------------------------- */
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void demo_waterfall(int nbl, int k)
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{
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int loop, foo;
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char line[100];
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WINDOW *water;
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static float rvals[4];
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struct timespec ts;
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ts.tv_sec = 0;
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ts.tv_nsec = 200 * 1000 * 1000;
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water = open_waterfall("premier essai", 0);
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for (loop=0; loop<nbl; loop++) {
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sprintf(line, " %06X %04X ", loop, rand()&0xffff);
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message(line);
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wrefresh(stdscr);
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for (foo=0; foo<4; foo++) {
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if (rand()%100<42) {
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rvals[foo] += 4.04 * (foo + 1);
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}
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if (rvals[foo] > 1023.0) {
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rvals[foo] = (float)(rand() % 25);
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}
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}
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plot_waterfall(water, 1, rvals);
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/* if (rand()%10 < 1) sleep(1); */
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foo = nanosleep(&ts, NULL);
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if (foo) {
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/* got a signal ? */
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message("err on nanosleep");
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}
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}
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close_waterfall(water, 0);
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}
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/* ---------------------------------------------------------------- */
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static void finish(int signal)
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{
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endwin(); exit(0);
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}
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/* ---------------------------------------------------------------- */
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int main (int argc, char *argv[])
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{
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int opt;
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int demonum = 0;
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/* set some default values */
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verbosity = 0;
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while ((opt = getopt(argc, argv, "vy:")) != -1) {
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switch (opt) {
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case 'v': verbosity++; break;
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case 'y': demonum = atoi(optarg); break;
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default:
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fprintf(stderr, "%s : uh ?", argv[0]);
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exit(1);
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break;
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}
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}
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initscr();
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nonl(); cbreak(); noecho();
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keypad(stdscr, TRUE); /* acces aux touches 'curseur' */
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fond_ecran(" Demonstrator ");
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switch (demonum) {
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case 0: demo_vumetres(666, 0); break;
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case 1: demo_waterfall(666, 0); break;
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case 2: demo_7segments(450, 0); break;
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}
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/*
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* plop, on a fini, restaurer la console
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*/
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finish(0);
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return 0;
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}
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/* ---------------------------------------------------------------- */
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