add built in fonts

src/lv_core/lv_style.c

@@ -94,7 +94,7 @@ void lv_style_init(void)
     lv_style_scr.text.color        = lv_color_make(0x30, 0x30, 0x30);
     lv_style_scr.text.sel_color    = lv_color_make(0x55, 0x96, 0xd8);
     lv_style_scr.text.font         = LV_FONT_DEFAULT;
-    lv_style_scr.text.letter_space = 2;
+    lv_style_scr.text.letter_space = 0;
     lv_style_scr.text.line_space   = 2;
 
     lv_style_scr.image.opa     = LV_OPA_COVER;

src/lv_draw/lv_draw_basic.c

@@ -250,7 +250,7 @@ void lv_draw_letter(const lv_point_t * pos_p, const lv_area_t * mask_p, const lv
     bool g_ret = lv_font_get_glyph_dsc(font_p, &g, letter, '\0');
     if(g_ret == false) return;
 
-    lv_coord_t pos_x = pos_p->x;
+    lv_coord_t pos_x = pos_p->x + g.ofs_x;
     lv_coord_t pos_y = pos_p->y + (font_p->line_height - font_p->base_line) - g.box_h - g.ofs_y;
 
     const uint8_t * bpp_opa_table;

src/lv_misc/lv_font_fmt/lv_font_fmt_txt.h

@@ -122,7 +122,7 @@ typedef struct {
     const void * glyph_ids;
     const int8_t * values;
     uint32_t pair_cnt   :24;
-    uint32_t glyph_ids_size :2;     /*1: `glyph_ids` is stored as `uint8_t`; 2: as `uint16_t`*/
+    uint32_t glyph_ids_size :2;     /*0: `glyph_ids` is stored as `uint8_t`; 1: as `uint16_t`*/
 }lv_font_fmt_txt_kern_pair_t;
 
 /*More complex but more optimal class based kern value storage*/