update to the new font desciption

lv_draw/lv_draw.c

@@ -288,7 +288,7 @@ void lv_draw_label(const area_t * cords_p,const area_t * mask_p, const lv_style_
             if((flag & TXT_FLAG_RECOLOR) != 0) {
                 if(letter == TXT_RECOLOR_CMD) {
                     if(cmd_state == CMD_STATE_WAIT) { /*Start char*/
-                        par_start = i + txt_utf8_size(&txt[i]);
+                        par_start = i + txt_utf8_size(txt[i]);
                         cmd_state = CMD_STATE_PAR;
                         continue;
                     } else if(cmd_state == CMD_STATE_PAR) { /*Other start char in parameter escaped cmd. char */

lv_draw/lv_draw_rbasic.c

@@ -95,6 +95,7 @@ void lv_rletter(const point_t * pos_p, const area_t * mask_p,
                      color_t color, opa_t opa)
 {
     uint8_t w = font_get_width(font_p, letter);
+
     const uint8_t * bitmap_p = font_get_bitmap(font_p, letter);
 
     uint8_t col, col_sub, row;
@@ -110,15 +111,14 @@ void lv_rletter(const point_t * pos_p, const area_t * mask_p,
                 col_sub = 8;
             }
         }
-        
-        /*Correction if the letter is short*/
-        bitmap_p += font_p->width_byte - ((w >> 3) + 1);  
         /*Go to the next row*/
         bitmap_p ++;
     }
 #else
+       uint8_t width_byte = w >> 3;    /*Width in bytes (e.g. w = 11 -> 2 bytes wide)*/
+       if(w & 0x7) width_byte++;
        const uint8_t * map1_p = bitmap_p;
-       const uint8_t * map2_p = bitmap_p + font_p->width_byte;
+       const uint8_t * map2_p = bitmap_p + width_byte;
        uint8_t px_cnt;
        uint8_t col_byte_cnt;
        for(row = 0; row < (font_p->height_row >> 1); row ++) {
@@ -152,10 +152,10 @@ void lv_rletter(const point_t * pos_p, const area_t * mask_p,
                }
            }
 
-           map1_p += font_p->width_byte;
-           map2_p += font_p->width_byte;
-           map1_p += font_p->width_byte - col_byte_cnt;
-           map2_p += font_p->width_byte - col_byte_cnt;
+           map1_p += width_byte;
+           map2_p += width_byte;
+           map1_p += width_byte - col_byte_cnt;
+           map2_p += width_byte - col_byte_cnt;
        }
 #endif
 }

lv_draw/lv_draw_vbasic.c

@@ -170,6 +170,8 @@ void lv_vletter(const point_t * pos_p, const area_t * mask_p,
     cord_t col, row;
     uint8_t col_bit;
     uint8_t col_byte_cnt;
+    uint8_t width_byte = letter_w >> 3;    /*Width in bytes (e.g. w = 11 -> 2 bytes wide)*/
+    if(letter_w & 0x7) width_byte++;
 
     /* Calculate the col/row start/end on the map
      * If font anti alaiassing is enabled use the reduced letter sizes*/
@@ -186,13 +188,13 @@ void lv_vletter(const point_t * pos_p, const area_t * mask_p,
     vdb_buf_tmp += (row_start * vdb_width) + col_start;
 
     /*Move on the map too*/
-    map_p += ((row_start << FONT_ANTIALIAS) * font_p->width_byte) + ((col_start << FONT_ANTIALIAS) >> 3);
+    map_p += ((row_start << FONT_ANTIALIAS) * width_byte) + ((col_start << FONT_ANTIALIAS) >> 3);
 
 #if FONT_ANTIALIAS != 0
     opa_t opa_tmp = opa;
     if(opa_tmp != OPA_COVER) opa_tmp = opa_tmp >> 2;   /*Opacity per pixel (used when sum the pixels)*/
     const uint8_t * map1_p = map_p;
-    const uint8_t * map2_p = map_p + font_p->width_byte;
+    const uint8_t * map2_p = map_p + width_byte;
     uint8_t px_cnt;
     for(row = row_start; row < row_end; row ++) {
         col_byte_cnt = 0;
@@ -228,10 +230,10 @@ void lv_vletter(const point_t * pos_p, const area_t * mask_p,
            vdb_buf_tmp++;
         }
 
-        map1_p += font_p->width_byte;
-        map2_p += font_p->width_byte;
-        map1_p += font_p->width_byte - col_byte_cnt;
-        map2_p += font_p->width_byte - col_byte_cnt;
+        map1_p += width_byte;
+        map2_p += width_byte;
+        map1_p += width_byte - col_byte_cnt;
+        map2_p += width_byte - col_byte_cnt;
         vdb_buf_tmp += vdb_width  - ((col_end) - (col_start)); /*Next row in VDB*/
     }
 #else
@@ -255,7 +257,7 @@ void lv_vletter(const point_t * pos_p, const area_t * mask_p,
             }
         }
 
-        map_p += font_p->width_byte - col_byte_cnt;
+        map_p += width_byte - col_byte_cnt;
         vdb_buf_tmp += vdb_width  - (col_end - col_start); /*Next row in VDB*/
     }
 #endif

lv_objx/lv_ta.c

@@ -209,7 +209,7 @@ bool lv_ta_signal(lv_obj_t * ta, lv_signal_t sign, void * param)
 /**
  * Insert a character to the current cursor position
  * @param ta pointer to a text area object
- * @param c a character
+ * @param c a character (could but UTF-8 code as well: 'Á' or txt_unicode_to_utf8(0x047C)
  */
 void lv_ta_add_char(lv_obj_t * ta, uint32_t c)
 {