1 #include "../../lv_examples.h"
2 #include <stdio.h>
3
4 #if LV_BUILD_EXAMPLES
5 #if LV_USE_IMGFONT
6
LV_IMG_DECLARE(emoji_F617)7 LV_IMG_DECLARE(emoji_F617)
8 static bool get_imgfont_path(const lv_font_t * font, void * img_src,
9 uint16_t len, uint32_t unicode, uint32_t unicode_next)
10 {
11 LV_UNUSED(font);
12 LV_UNUSED(unicode_next);
13 LV_ASSERT_NULL(img_src);
14
15 if(unicode == 0xF617) {
16 memcpy(img_src, &emoji_F617, sizeof(lv_img_dsc_t));
17 }
18 else {
19 char * path = (char *)img_src;
20 snprintf(path, len, "%s/%04X.%s", "A:lvgl/examples/assets/emoji", unicode, "png");
21 path[len - 1] = '\0';
22 }
23
24 return true;
25 }
26
27 /**
28 * draw img in label or span obj
29 */
lv_example_imgfont_1(void)30 void lv_example_imgfont_1(void)
31 {
32 lv_font_t * imgfont = lv_imgfont_create(80, get_imgfont_path);
33 if(imgfont == NULL) {
34 LV_LOG_ERROR("imgfont init error");
35 }
36
37 imgfont->fallback = LV_FONT_DEFAULT;
38
39 lv_obj_t * label1 = lv_label_create(lv_scr_act());
40 lv_label_set_text(label1, "12\uF600\uF617AB");
41 lv_obj_set_style_text_font(label1, imgfont, LV_PART_MAIN);
42 lv_obj_center(label1);
43 }
44 #else
45
lv_example_imgfont_1(void)46 void lv_example_imgfont_1(void)
47 {
48 lv_obj_t * label = lv_label_create(lv_scr_act());
49 lv_label_set_text(label, "imgfont is not installed");
50 lv_obj_center(label);
51 }
52
53 #endif
54 #endif
55
