diff options
Diffstat (limited to 'output/terminal_noncurses.c')
| -rw-r--r-- | output/terminal_noncurses.c | 287 |
1 files changed, 287 insertions, 0 deletions
diff --git a/output/terminal_noncurses.c b/output/terminal_noncurses.c new file mode 100644 index 0000000..6789f30 --- /dev/null +++ b/output/terminal_noncurses.c @@ -0,0 +1,287 @@ +#include <locale.h> +#include <math.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/ioctl.h> +#include <termios.h> +#include <unistd.h> +#include <wchar.h> + +wchar_t *frame_buffer; +wchar_t *barstring[8]; +wchar_t *spacestring; +int buf_length; +char *ttyframe_buffer; +char *ttybarstring[8]; +char *ttyspacestring; +int ttybuf_length; + +int setecho(int fd, int onoff) { + + struct termios t; + + if (tcgetattr(fd, &t) == -1) + return -1; + + if (onoff == 0) + t.c_lflag &= ~(ECHO | ECHOE | ECHOK | ECHONL); + else + t.c_lflag |= (ECHO | ECHOE | ECHOK | ECHONL); + + if (tcsetattr(fd, TCSANOW, &t) == -1) + return -1; + + return 0; +} + +int init_terminal_noncurses(int tty, int col, int bgcol, int width, int lines, int bar_width) { + + if (tty) { + + ttybuf_length = sizeof(char) * width * lines * 10; + ttyframe_buffer = (char *)malloc(ttybuf_length); + ttyspacestring = (char *)malloc(sizeof(char) * bar_width); + + // clearing barstrings + for (int n = 0; n < 8; n++) { + ttybarstring[n] = (char *)malloc(sizeof(char) * bar_width); + ttybarstring[n][0] = '\0'; + } + ttyspacestring[0] = '\0'; + ttyframe_buffer[0] = '\0'; + + // creating barstrings for drawing + for (int n = 0; n < bar_width; n++) { + strcat(ttybarstring[0], "8"); + strcat(ttybarstring[1], "1"); + strcat(ttybarstring[2], "2"); + strcat(ttybarstring[3], "3"); + strcat(ttybarstring[4], "4"); + strcat(ttybarstring[5], "5"); + strcat(ttybarstring[6], "6"); + strcat(ttybarstring[7], "7"); + strcat(ttyspacestring, " "); + } + } else if (!tty) { + + buf_length = sizeof(wchar_t) * width * lines * 10; + frame_buffer = (wchar_t *)malloc(buf_length); + spacestring = (wchar_t *)malloc(sizeof(wchar_t) * bar_width); + + // clearing barstrings + for (int n = 0; n < 8; n++) { + barstring[n] = (wchar_t *)malloc(sizeof(wchar_t) * bar_width); + barstring[n][0] = '\0'; + } + spacestring[0] = '\0'; + frame_buffer[0] = '\0'; + + // creating barstrings for drawing + for (int n = 0; n < bar_width; n++) { + wcscat(barstring[0], L"\u2588"); + wcscat(barstring[1], L"\u2581"); + wcscat(barstring[2], L"\u2582"); + wcscat(barstring[3], L"\u2583"); + wcscat(barstring[4], L"\u2584"); + wcscat(barstring[5], L"\u2585"); + wcscat(barstring[6], L"\u2586"); + wcscat(barstring[7], L"\u2587"); + wcscat(spacestring, L" "); + } + } + + col += 30; + + system("setterm -cursor off"); + system("setterm -blank 0"); + + // output: reset console + printf("\033[0m\n"); + system("clear"); + + if (col) + printf("\033[%dm", col); // setting color + + // printf("\033[1m"); // setting "bright" color mode, looks cooler... I think + + if (bgcol != 0) { + + bgcol += 40; + printf("\033[%dm", bgcol); + + for (int n = (lines); n >= 0; n--) { + for (int i = 0; i < width; i++) { + + printf(" "); // setting backround color + } + printf("\n"); + } + printf("\033[%dA", lines); // moving cursor back up + } + + setecho(STDIN_FILENO, 0); + + return 0; +} + +void get_terminal_dim_noncurses(int *width, int *lines) { + + struct winsize dim; + + ioctl(STDOUT_FILENO, TIOCGWINSZ, &dim); + + *lines = (int)dim.ws_row; + *width = (int)dim.ws_col; + + system("clear"); // clearing in case of resieze +} + +int draw_terminal_noncurses(int tty, int lines, int width, int number_of_bars, int bar_width, + int bar_spacing, int rest, int bars[200], int previous_frame[200]) { + + int current_cell, prev_cell, same_line, new_line, cx; + + struct winsize dim; + + same_line = 0; + new_line = 0; + cx = 0; + if (!tty) { + + // output: check if terminal has been resized + ioctl(STDOUT_FILENO, TIOCGWINSZ, &dim); + + if ((int)dim.ws_row != lines || (int)dim.ws_col != width) { + free(frame_buffer); + free(spacestring); + for (int i = 0; i < 8; i++) + free(barstring[i]); + + return -1; + } + } + if (tty) + ttyframe_buffer[0] = '\0'; + else if (!tty) + frame_buffer[0] = '\0'; + + for (int current_line = lines - 1; current_line >= 0; current_line--) { + + int same_bar = 0; + int center_adjusted = 0; + + for (int i = 0; i < number_of_bars; i++) { + + current_cell = bars[i] - current_line * 8; + prev_cell = previous_frame[i] - current_line * 8; + + // same as last frame + if ((current_cell < 1 && prev_cell < 1) || (current_cell > 7 && prev_cell > 7) || + (current_cell == prev_cell)) { + same_bar++; + } else { + if (tty) { + if (same_line > 0) { + cx += snprintf(ttyframe_buffer + cx, ttybuf_length - cx, "\033[%dB", + same_line); // move down + new_line += same_line; + same_line = 0; + } + + if (same_bar > 0) { + cx += snprintf(ttyframe_buffer + cx, ttybuf_length - cx, "\033[%dC", + (bar_width + bar_spacing) * same_bar); // move forward + same_bar = 0; + } + + if (!center_adjusted) { + cx += snprintf(ttyframe_buffer + cx, ttybuf_length - cx, "\033[%dC", rest); + center_adjusted = 1; + } + + if (current_cell < 1) + cx += snprintf(ttyframe_buffer + cx, ttybuf_length - cx, "%s", + ttyspacestring); + else if (current_cell > 7) + cx += snprintf(ttyframe_buffer + cx, ttybuf_length - cx, "%s", + ttybarstring[0]); + else + cx += snprintf(ttyframe_buffer + cx, ttybuf_length - cx, "%s", + ttybarstring[current_cell]); + + cx += + snprintf(ttyframe_buffer + cx, ttybuf_length - cx, "\033[%dC", bar_spacing); + } else if (!tty) { + if (same_line > 0) { + cx += swprintf(frame_buffer + cx, buf_length - cx, L"\033[%dB", + same_line); // move down + new_line += same_line; + same_line = 0; + } + + if (same_bar > 0) { + cx += swprintf(frame_buffer + cx, buf_length - cx, L"\033[%dC", + (bar_width + bar_spacing) * same_bar); // move forward + same_bar = 0; + } + + if (!center_adjusted && rest) { + cx += swprintf(frame_buffer + cx, buf_length - cx, L"\033[%dC", rest); + center_adjusted = 1; + } + + if (current_cell < 1) + cx += swprintf(frame_buffer + cx, buf_length - cx, spacestring); + else if (current_cell > 7) + cx += swprintf(frame_buffer + cx, buf_length - cx, barstring[0]); + else + cx += swprintf(frame_buffer + cx, buf_length - cx, barstring[current_cell]); + + cx += swprintf(frame_buffer + cx, buf_length - cx, L"\033[%dC", bar_spacing); + } + } + } + + if (same_bar != number_of_bars) { + if (current_line != 0) { + if (tty) + cx += snprintf(ttyframe_buffer + cx, ttybuf_length - cx, "\n"); + else if (!tty) + cx += swprintf(frame_buffer + cx, buf_length - cx, L"\n"); + + new_line++; + } + } else { + same_line++; + } + } + if (same_line != lines) { + if (tty) + printf("%s\r\033[%dA", ttyframe_buffer, new_line); + else if (!tty) + printf("%ls\r\033[%dA", frame_buffer, new_line); + + fflush(stdout); + } + return 0; +} + +// general: cleanup +void cleanup_terminal_noncurses(void) { + free(frame_buffer); + free(ttyframe_buffer); + free(spacestring); + free(ttyspacestring); + for (int i = 0; i < 8; i++) { + free(barstring[i]); + free(ttybarstring[i]); + } + setecho(STDIN_FILENO, 1); + printf("\033[0m\n"); + system("setfont >/dev/null 2>&1"); + system("setfont /usr/share/consolefonts/Lat2-Fixed16.psf.gz >/dev/null 2>&1"); + system("setterm -cursor on"); + system("setterm -blank 10"); + system("clear"); +} |