1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
// opaque so it is easier to change representation to gap, rope etc.
struct text;
struct render_cmd;
struct text *text_create(uint32_t initial_capacity);
void text_destroy(struct text *text);
/**
* Clear the text without reclaiming memory
*/
void text_clear(struct text *text);
void text_append_at(struct text *text, uint32_t line, uint32_t col,
uint8_t *bytes, uint32_t nbytes, uint32_t *lines_added,
uint32_t *cols_added);
void text_append(struct text *text, uint8_t *bytes, uint32_t nbytes,
uint32_t *lines_added, uint32_t *cols_added);
void text_delete(struct text *text, uint32_t line, uint32_t col,
uint32_t nchars);
uint32_t text_num_lines(struct text *text);
uint32_t text_line_length(struct text *text, uint32_t lineidx);
uint32_t text_line_size(struct text *text, uint32_t lineidx);
struct text_chunk {
uint8_t *text;
uint32_t nbytes;
uint32_t nchars;
uint32_t line;
};
typedef void (*chunk_cb)(struct text_chunk *chunk, void *userdata);
void text_for_each_line(struct text *text, uint32_t line, uint32_t nlines,
chunk_cb callback, void *userdata);
void text_for_each_chunk(struct text *text, chunk_cb callback, void *userdata);
struct text_chunk text_get_line(struct text *text, uint32_t line);
bool text_line_contains_unicode(struct text *text, uint32_t line);
|
