framer

01
02
03
04
05
06
07
08
09
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
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64

#ifndef TEXT_H_
#define TEXT_H_

#include <stddef.h>
#include "raylib.h"

#define NOB_IMPLEMENTATION
#include "nob.h"

typedef struct {
  const char* text;
  Color       color;

  size_t width;
  size_t x_offset;
} Span;

typedef struct {
  Span*  items;
  size_t count;
  size_t capacity;

  size_t width;
  int    font_size;
} LineBuilder;

void lb_append(LineBuilder *lb, const char *text, Color color)
{
  size_t text_width = MeasureText(text, lb->font_size);
  Span le = {
    .text     = text,
    .color    = color,
    .width    = text_width,
    .x_offset = lb->width,
  };

  nob_da_append(lb, le);
  lb->width += text_width;
}

LineBuilder lb_line(const char *text, Color color, int font_size)
{
  LineBuilder lb = {0};
  lb.font_size = font_size;

  lb_append(&lb, text, color);
  return lb;
}

void lb_draw(LineBuilder *lb, int x, int y)
{
  for (size_t i = 0; i < lb->count; i++) {
    Span le = lb->items[i];
    DrawText(le.text, x + le.x_offset, y, lb->font_size, le.color);
  }
}

void lb_draw_centered(LineBuilder *lb, int y)
{
  int x = (GetScreenWidth() - lb->width)/2;
  lb_draw(lb, x, y);
}

#endif // TEXT_H_