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UI: automatically indent lines in dialogues

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This commit is contained in:
zheiling
2026-06-01 18:49:53 +03:00
parent cc179e1b72
commit 10442f3101
7 changed files with 149 additions and 23 deletions
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src/widget_core/widget_core.c
+115 -5
View File
@@ -8,10 +8,12 @@
#include "widget_core.h"
#include "../main.h"
#include <ncursesw/ncurses.h>
#include <stddef.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <utils.h>
#include <wchar.h>
extern int32_t m_id;
@@ -59,6 +61,49 @@ int32_t w_get_max_line_len(const char *text, int32_t *line_count) {
}
}
/* returns number of lines */
int32_t w_text_divide_by_lines(wchar_t *restrict text, size_t src_len,
int max_x, int *max_len) {
int cl_pos = 0;
int last_space = -1; /* space position in the current line */
int lines_num = 1;
for (int i = 0; text[i] != '\0'; i++, cl_pos++) {
switch (text[i]) {
case ' ': /* space symbol */
last_space = i;
break;
case '\n':
if (cl_pos > *max_len) {
*max_len = cl_pos;
}
last_space = -1;
cl_pos = 0;
lines_num++;
break;
default:
if (cl_pos > max_x) {
if (last_space > 0) {
int line_size = last_space - (i - cl_pos);
if (line_size > *max_len) {
*max_len = line_size;
}
text[last_space] = '\n';
i = last_space;
last_space = -1;
cl_pos = 0;
lines_num++;
}
}
}
}
cl_pos--;
if (cl_pos > *max_len) { /* for the last line */
*max_len = cl_pos;
}
return lines_num;
}
/* #define PRINT_TEXT(win, l_buf, text, i, c_line_len, win_width, line_v_pos, \
attrs) \
strncpy(l_buf, text + i - c_line_len, c_line_len); \
@@ -72,7 +117,7 @@ int32_t w_get_max_line_len(const char *text, int32_t *line_count) {
}
*/
void PRINT_TEXT(WINDOW *win, char *l_buf, char *text, int32_t i,
void line_print(WINDOW *win, char *l_buf, char *text, int32_t i,
int32_t c_line_len, int32_t win_width, int32_t line_v_pos,
int32_t attrs, int32_t x, int32_t max_line_len) {
int32_t utf8len = 0;
@@ -90,9 +135,27 @@ void PRINT_TEXT(WINDOW *win, char *l_buf, char *text, int32_t i,
}
}
void wline_print(WINDOW *win, wchar_t *w_text, int32_t i, int32_t c_line_len,
int32_t win_width, int32_t y, int32_t attrs, int32_t x,
int32_t max_line_len) {
wchar_t l_buf[DIALOGUE_TEXT];
int32_t b_len = c_line_len * sizeof(wchar_t);
memcpy(l_buf, w_text + i - c_line_len, b_len);
l_buf[c_line_len] = '\0';
if ((attrs & PMT_ALIGN_CENTER) == PMT_ALIGN_CENTER) {
int32_t _x = x + (win_width - c_line_len) / 2;
mvwaddnwstr(win, y, _x, l_buf, c_line_len);
} else if (attrs & PMT_POS_CENTER) {
int32_t _x = x + (win_width - max_line_len) / 2;
mvwaddnwstr(win, y, _x, l_buf, c_line_len);
} else {
mvwaddnwstr(win, y, x, l_buf, c_line_len);
}
}
int32_t w_print_multiline_text(WINDOW *win, const char *_text,
const int32_t win_width, const int32_t y,
const int32_t x, const int16_t attrs) {
const int32_t win_width, const int32_t y,
const int32_t x, const int16_t attrs) {
int16_t line_v_pos = y;
int32_t c_line_len = 0;
@@ -126,17 +189,64 @@ int32_t w_print_multiline_text(WINDOW *win, const char *_text,
for (; text[i]; i++, c_line_len++) {
if (text[i] == '\n') {
PRINT_TEXT(win, l_buf, text, i, c_line_len, win_width, line_v_pos, attrs,
line_print(win, l_buf, text, i, c_line_len, win_width, line_v_pos, attrs,
x, m_line_len);
c_line_len = -1;
line_v_pos++;
}
}
PRINT_TEXT(win, l_buf, text, i, c_line_len, win_width, line_v_pos, attrs, x,
line_print(win, l_buf, text, i, c_line_len, win_width, line_v_pos, attrs, x,
m_line_len);
free(text);
return 1;
}
int32_t w_print_multiline_text_wide(WINDOW *win, const wchar_t *_text,
size_t text_len, int32_t max_line_size,
const int32_t win_width, const int32_t y,
const int32_t x, const int16_t attrs) {
int16_t line_v_pos = y;
int32_t c_line_len = 0;
int32_t i = 0;
int text_bytes_size = sizeof(wchar_t) * (text_len + 1);
wchar_t *text = malloc(text_bytes_size);
mempcpy(text, _text, text_bytes_size);
int l_size = 0;
for (int m = 0; text[m] != '\0'; m++) {
if (text[m] != '\n') {
if (l_size >= win_width) {
int j = m;
while (text[j] != ' ') {
j--;
}
text[j] = '\n';
l_size = 0;
} else {
l_size++;
}
} else {
l_size = 0;
}
}
for (; text[i]; i++, c_line_len++) {
if (text[i] == '\n') {
wline_print(win, text, i, c_line_len, win_width, line_v_pos, attrs, x,
max_line_size);
c_line_len = -1;
line_v_pos++;
}
}
wline_print(win, text, i, c_line_len, win_width, line_v_pos, attrs, x,
max_line_size);
free(text);
return 1;
}
src/widget_core/widget_core.h
+13 -7
View File
@@ -59,8 +59,8 @@ enum w_cbrp_code {
/* widget callback response data */
typedef struct {
enum w_cbrp_code code;
struct w_val_t val;
enum w_cbrp_code code;
struct w_val_t val;
} w_cbrp_data;
typedef struct {
@@ -103,10 +103,16 @@ enum w_pmt_attrs {
PMT_ALIGN_CENTER = 03,
};
void w_init(w_t *w, w_t *w_parent, WINDOW **win, char *title);
int32_t w_get_max_line_len(const char *text, int32_t *line_count);
int32_t w_print_multiline_text(WINDOW *win, const char *text,
const int32_t win_width, const int32_t y,
const int32_t x, const int16_t attrs);
void w_init(w_t *w, w_t *w_parent, WINDOW **win, char *title);
int32_t w_get_max_line_len(const char *text, int32_t *line_count);
int32_t w_print_multiline_text(WINDOW *win, const char *text,
const int32_t win_width, const int32_t y,
const int32_t x, const int16_t attrs);
int32_t w_print_multiline_text_wide(WINDOW *win, const wchar_t *_text,
size_t text_len, int32_t max_line_size, const int32_t win_width,
const int32_t y, const int32_t x,
const int16_t attrs);
int32_t w_text_divide_by_lines(wchar_t *restrict text, size_t src_len,
int max_x, int *max_len);
#endif