lardon3d/src/tui.c
2026-08-06 14:14:34 +02:00

96 lines
1.8 KiB
C

#include <ncurses.h>
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
#include <scan3d/tui.h>
static void
draw_centered(int row, int rows, int columns, const char *text)
{
if (row < 0 || row >= rows || columns <= 2) {
return;
}
int length = (int)strlen(text);
int available = columns - 2;
int displayed = length < available ? length : available;
int column = (columns - displayed) / 2;
(void)mvaddnstr(row, column, text, displayed);
}
static bool
draw_interface(void)
{
int rows;
int columns;
getmaxyx(stdscr, rows, columns);
if (erase() == ERR) {
return false;
}
if (rows >= 2 && columns >= 2) {
(void)box(stdscr, 0, 0);
}
draw_centered(1, rows, columns, "Scan3D Vulkan");
draw_centered(3, rows, columns, "Projet de reconstruction 3D");
char dimensions[64];
(void)snprintf(
dimensions,
sizeof(dimensions),
"Terminal : %d x %d",
columns,
rows
);
draw_centered(5, rows, columns, dimensions);
draw_centered(rows - 2, rows, columns, "q : quitter");
return refresh() != ERR;
}
bool
scan3d_tui_init(void)
{
if (!initscr()) {
return false;
}
if (cbreak() == ERR || noecho() == ERR || keypad(stdscr, true) == ERR
|| curs_set(0) == ERR) {
endwin();
return false;
}
return true;
}
bool
scan3d_tui_run(void)
{
if (!draw_interface()) {
return false;
}
for (;;) {
int key = getch();
if (key == 'q' || key == 'Q') {
return true;
}
if (key == ERR) {
return false;
}
if (key == KEY_RESIZE && !draw_interface()) {
return false;
}
}
}
void
scan3d_tui_shutdown(void)
{
endwin();
}