112 lines
1.9 KiB
C
112 lines
1.9 KiB
C
/*
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* DD2 Monitoring
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*
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* ncurses waterfall interface
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.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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extern int verbosity;
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/* ---------------------------------------------------------------- */
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WINDOW *open_waterfall(char *title, int flags)
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{
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WINDOW *win;
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int l, c, w, h;
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l = 1; c = 1;
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w = COLS - 2; h = LINES - 3;
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win = newwin(h, w, l, c);
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scrollok(win, 1);
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waddstr(win, title); waddch(win, '\n');
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wrefresh(win);
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return win;
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}
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/* ---------------------------------------------------------------- */
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int plot_waterfall(WINDOW *wf, int mode, float values[4])
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{
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#define TL 1000
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int foo, idx;
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char tag, ligne[TL+1];
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float coef_w;
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static long iter;
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if (0 == (iter%10)) {
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memset(ligne, '.', TL);
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}
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else {
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memset(ligne, ' ', TL);
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}
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for (foo=0; foo<500; foo+=20) {
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ligne[foo] = '.';
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}
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ligne[COLS-4] = '\0';
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iter++;
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coef_w = (float)(COLS-3) / 1024.0;
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#if TRACE > 1
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fprintf(stderr, "COLS = %d, coef_w = %f\n", COLS, coef_w);
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#endif
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switch (mode) {
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case 0: default:
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sprintf(ligne, "%11.3f %11.3f %11.3f %11.3f",
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values[0], values[1], values[2], values[3]);
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#if TRACE
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fprintf(stderr, "%s [%s]\n", __func__, ligne);
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#endif
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break;
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case 1:
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for(foo=0; foo<4; foo++) {
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tag = "ATOX"[foo];
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idx = (int)(values[foo]*coef_w);
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ligne[idx] = tag;
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#if TRACE
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fprintf(stderr, "%c %3d ", tag, idx);
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#endif
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}
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ligne[COLS-4] = '\0';
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#if TRACE
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fprintf(stderr, "\n"); fflush(stderr);
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#endif
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break;
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}
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/* poke the text in the curses window */
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// scroll(wf);
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waddstr(wf, ligne); waddch(wf, '\n');
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wrefresh(wf);
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return -1;
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}
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/* ---------------------------------------------------------------- */
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int close_waterfall(WINDOW *wf, int notused)
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{
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if (NULL == wf) {
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fprintf(stderr, "%s wf is null\n", __func__);
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return -1;
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}
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return 0;
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}
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/* ---------------------------------------------------------------- */
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