refresh with font_get_height_scale()

lv_draw/lv_draw.c

@@ -339,7 +339,7 @@ void lv_draw_label(const area_t * coords,const area_t * mask, const lv_style_t *
             pos.x += (w - line_length) / 2;
         }
         /*Go the next line position*/
-        pos.y += font_get_height(font) >> FONT_ANTIALIAS;
+        pos.y += font_get_height_scale(font);
         pos.y += style->text.line_space;
     }
 }

lv_obj/lv_style.c

@@ -72,8 +72,8 @@ void lv_style_init (void)
     lv_style_scr.body.color_main = COLOR_WHITE;
     lv_style_scr.body.color_gradient = COLOR_WHITE;
     lv_style_scr.body.radius = 0;
-    lv_style_scr.body.padding.ver = LV_DPI / 12;
+    lv_style_scr.body.padding.ver = LV_DPI / 10;
-    lv_style_scr.body.padding.hor = LV_DPI / 12;
+    lv_style_scr.body.padding.hor = LV_DPI / 10;
     lv_style_scr.body.padding.inner = LV_DPI / 10;
     lv_style_scr.body.empty = 0;
     lv_style_scr.glass = 0;

lv_obj/lv_vdb.c

@@ -96,7 +96,7 @@ void lv_vdb_flush(void)
 #endif
 
 #if LV_ANTIALIAS == 0
-	disp_map(vdb_act->area.x1, vdb_act->area.y1, vdb_act->area.x2, vdb_act->area.y2, vdb_act->buf);
+	lv_disp_map(vdb_act->area.x1, vdb_act->area.y1, vdb_act->area.x2, vdb_act->area.y2, vdb_act->buf);
 #else
 	/* Get the average of 2x2 pixels and put the result back to the VDB
 	 * The reading goes much faster then the write back

lv_objx/lv_cb.c

@@ -254,7 +254,7 @@ static lv_res_t lv_cb_signal(lv_obj_t * cb, lv_signal_t sign, void * param)
     lv_style_t * style = lv_obj_get_style(cb);
 
     if(sign == LV_SIGNAL_STYLE_CHG) {
-        lv_obj_set_size(ext->bullet, font_get_height(style->text.font), font_get_height(style->text.font));
+        lv_obj_set_size(ext->bullet, font_get_height_scale(style->text.font), font_get_height_scale(style->text.font));
         lv_btn_set_state(ext->bullet, lv_btn_get_state(cb));
     } else if(sign == LV_SIGNAL_PRESSED ||
         sign == LV_SIGNAL_RELEASED ||

lv_objx/lv_ddlist.c

@@ -367,7 +367,7 @@ static bool lv_ddlist_design(lv_obj_t * ddlist, const area_t * mask, lv_design_m
         if(ext->opened != 0) {
             lv_style_t *style = lv_ddlist_get_style_bg(ddlist);
             const font_t * font = style->text.font;
-            cord_t font_h = font_get_height(font) >> FONT_ANTIALIAS;
+            cord_t font_h = font_get_height_scale(font);
             area_t rect_area;
             rect_area.y1 = ext->options_label->coords.y1;
             rect_area.y1 += ext->selected_option_id * (font_h + style->text.line_space);
@@ -537,7 +537,7 @@ static void lv_ddlist_refr_size(lv_obj_t * ddlist, uint16_t anim_time)
     } else { /*Close the list*/
         const font_t * font = style->text.font;
         lv_style_t * label_style = lv_obj_get_style(ext->options_label);
-        cord_t font_h = font_get_height(font) >> FONT_ANTIALIAS;
+        cord_t font_h = font_get_height_scale(font);
         new_height = font_h + 2 * label_style->text.line_space;
     }
     if(anim_time == 0) {
@@ -571,7 +571,7 @@ static void lv_ddlist_pos_current_option(lv_obj_t * ddlist)
     lv_ddlist_ext_t * ext = lv_obj_get_ext_attr(ddlist);
     lv_style_t * style = lv_obj_get_style(ddlist);
     const font_t * font = style->text.font;
-    cord_t font_h = font_get_height(font) >> FONT_ANTIALIAS;
+    cord_t font_h = font_get_height_scale(font);
     lv_style_t * label_style = lv_obj_get_style(ext->options_label);
     lv_obj_t * scrl = lv_page_get_scrl(ddlist);
 

lv_objx/lv_gauge.c

@@ -39,13 +39,15 @@
  *  STATIC PROTOTYPES
  **********************/
 static bool lv_gauge_design(lv_obj_t * gauge, const area_t * mask, lv_design_mode_t mode);
+static lv_res_t lv_gauge_signal(lv_obj_t * gauge, lv_signal_t sign, void * param);
 static void lv_gauge_draw_scale(lv_obj_t * gauge, const area_t * mask);
 static void lv_gauge_draw_needle(lv_obj_t * gauge, const area_t * mask);
 
 /**********************
  *  STATIC VARIABLES
  **********************/
-static lv_design_func_t ancestor_design_f = NULL;
+static lv_design_func_t ancestor_design;
+static lv_signal_func_t ancestor_signal;
 
 /**********************
  *      MACROS
@@ -55,10 +57,6 @@ static lv_design_func_t ancestor_design_f = NULL;
  *   GLOBAL FUNCTIONS
  **********************/
 
-/*----------------- 
- * Create function
- *-----------------*/
-
 /**
  * Create a gauge objects
  * @param par pointer to an object, it will be the parent of the new gauge
@@ -80,7 +78,8 @@ lv_obj_t * lv_gauge_create(lv_obj_t * par, lv_obj_t * copy)
     ext->values = NULL;
     ext->needle_colors = NULL;
     ext->label_count = LV_GAUGE_DEF_LABEL_COUNT;
-    if(ancestor_design_f == NULL) ancestor_design_f = lv_obj_get_design_func(new_gauge);
+    if(ancestor_signal == NULL) ancestor_signal = lv_obj_get_signal_func(new_gauge);
+    if(ancestor_design == NULL) ancestor_design = lv_obj_get_design_func(new_gauge);
 
     /*The signal and design functions are not copied so set them here*/
     lv_obj_set_signal_func(new_gauge, lv_gauge_signal);
@@ -110,33 +109,6 @@ lv_obj_t * lv_gauge_create(lv_obj_t * par, lv_obj_t * copy)
     return new_gauge;
 }
 
-/**
- * Signal function of the gauge
- * @param gauge pointer to a gauge object
- * @param sign a signal type from lv_signal_t enum
- * @param param pointer to a signal specific variable
- * @return true: the object is still valid (not deleted), false: the object become invalid
- */
-bool lv_gauge_signal(lv_obj_t * gauge, lv_signal_t sign, void * param)
-{
-    bool valid;
-
-    /* Include the ancient signal function */
-    valid = lv_lmeter_signal(gauge, sign, param);
-
-    /* The object can be deleted so check its validity and then
-     * make the object specific signal handling */
-    if(valid != false) {
-        lv_gauge_ext_t * ext = lv_obj_get_ext_attr(gauge);
-    	if(sign == LV_SIGNAL_CLEANUP) {
-            dm_free(ext->values);
-            ext->values = NULL;
-    	}
-    }
-    
-    return valid;
-}
-
 /*=====================
  * Setter functions
  *====================*/
@@ -282,7 +254,7 @@ static bool lv_gauge_design(lv_obj_t * gauge, const area_t * mask, lv_design_mod
         uint16_t line_cnt_tmp = ext->lmeter.line_cnt;
         int16_t value_tmp = ext->lmeter.cur_value;
         ext->lmeter.cur_value = ext->lmeter.max_value;
-        ancestor_design_f(gauge, mask, mode);           /*To draw lines*/
+        ancestor_design(gauge, mask, mode);           /*To draw lines*/
 
         /*Temporally modify the line meter to draw thicker and longer lines where labels are*/
         lv_style_t style_tmp;
@@ -292,7 +264,7 @@ static bool lv_gauge_design(lv_obj_t * gauge, const area_t * mask, lv_design_mod
         style_tmp.body.padding.hor = style_tmp.body.padding.hor * 2;    /*Longer lines*/
         gauge->style_p = &style_tmp;
 
-        ancestor_design_f(gauge, mask, mode);           /*To draw lines*/
+        ancestor_design(gauge, mask, mode);           /*To draw lines*/
 
         ext->lmeter.line_cnt = line_cnt_tmp;          /*Restore the parameters*/
         ext->lmeter.cur_value = value_tmp;
@@ -304,12 +276,36 @@ static bool lv_gauge_design(lv_obj_t * gauge, const area_t * mask, lv_design_mod
     }
     /*Post draw when the children are drawn*/
     else if(mode == LV_DESIGN_DRAW_POST) {
-        ancestor_design_f(gauge, mask, mode);
+        ancestor_design(gauge, mask, mode);
     }
 
     return true;
 }
 
+/**
+ * Signal function of the gauge
+ * @param gauge pointer to a gauge object
+ * @param sign a signal type from lv_signal_t enum
+ * @param param pointer to a signal specific variable
+ * @return LV_RES_OK: the object is not deleted in the function; LV_RES_INV: the object is deleted
+ */
+static lv_res_t lv_gauge_signal(lv_obj_t * gauge, lv_signal_t sign, void * param)
+{
+    lv_res_t res;
+
+    /* Include the ancient signal function */
+    res = ancestor_signal(gauge, sign, param);
+    if(res != LV_RES_OK) return res;
+
+    lv_gauge_ext_t * ext = lv_obj_get_ext_attr(gauge);
+    if(sign == LV_SIGNAL_CLEANUP) {
+        dm_free(ext->values);
+        ext->values = NULL;
+    }
+
+    return res;
+}
+
 /**
  * Draw the scale on a gauge
  * @param gauge pointer to gauge object

lv_objx/lv_gauge.h

@@ -63,14 +63,9 @@ typedef struct
  */
 lv_obj_t * lv_gauge_create(lv_obj_t * par, lv_obj_t * copy);
 
-/**
+/*=====================
- * Signal function of the gauge
+ * Setter functions
- * @param gauge pointer to a gauge object
+ *====================*/
- * @param sign a signal type from lv_signal_t enum
- * @param param pointer to a signal specific variable
- * @return true: the object is still valid (not deleted), false: the object become invalid
- */
-bool lv_gauge_signal(lv_obj_t * gauge, lv_signal_t sign, void * param);
 
 /**
  * Set the number of needles
@@ -88,6 +83,17 @@ void lv_gauge_set_needle_count(lv_obj_t * gauge, uint8_t needle_cnt, color_t * c
  */
 void lv_gauge_set_value(lv_obj_t * gauge, uint8_t needle_id, int16_t value);
 
+/**
+ * Set minimum and the maximum values of a gauge
+ * @param gauge pointer to he gauge object
+ * @param min minimum value
+ * @param max maximum value
+ */
+static inline void lv_gauge_set_range(lv_obj_t *gauge, int16_t min, int16_t max)
+{
+    lv_lmeter_set_range(gauge, min, max);
+}
+
 /**
  * Set the scale settings of a gauge
  * @param gauge pointer to a gauge object
@@ -97,6 +103,20 @@ void lv_gauge_set_value(lv_obj_t * gauge, uint8_t needle_id, int16_t value);
  */
 void lv_gauge_set_scale(lv_obj_t * gauge, uint16_t angle, uint8_t line_cnt, uint8_t label_cnt);
 
+/**
+ * Set the styles of a gauge
+ * @param gauge pointer to a gauge object
+ * @param bg set the style of the gauge
+ *  */
+static inline void lv_gauge_set_style(lv_obj_t *gauge, lv_style_t *bg)
+{
+    lv_obj_set_style(gauge, bg);
+}
+
+/*=====================
+ * Getter functions
+ *====================*/
+
 /**
  * Get the value of a needle
  * @param gauge pointer to gauge object
@@ -112,28 +132,6 @@ int16_t lv_gauge_get_value(lv_obj_t * gauge,  uint8_t needle);
  */
 uint8_t lv_gauge_get_needle_count(lv_obj_t * gauge);
 
-/**
- * Set the number of labels (and the thicker lines too)
- * @param gauge pointer to a gauge object
- * @return count of labels
- */
-uint8_t lv_gauge_get_label_count(lv_obj_t * gauge);
-
-/****************************
- * TRANSPARENT API FUNCTIONS
- ***************************/
-
-/**
- * Set minimum and the maximum values of a gauge
- * @param gauge pointer to he gauge object
- * @param min minimum value
- * @param max maximum value
- */
-static inline void lv_gauge_set_range(lv_obj_t *gauge, int16_t min, int16_t max)
-{
-    lv_lmeter_set_range(gauge, min, max);
-}
-
 /**
  * Get the minimum value of a gauge
  * @param gauge pointer to a gauge object
@@ -154,6 +152,12 @@ static inline int16_t lv_gauge_get_max_value(lv_obj_t * lmeter)
     return lv_lmeter_get_max_value(lmeter);
 }
 
+/**
+ * Set the number of labels (and the thicker lines too)
+ * @param gauge pointer to a gauge object
+ * @return count of labels
+ */
+uint8_t lv_gauge_get_label_count(lv_obj_t * gauge);
 
 /**
  * Get the scale number of a gauge
@@ -175,6 +179,15 @@ static inline uint16_t lv_gauge_get_scale_angle(lv_obj_t * gauge)
     return lv_lmeter_get_scale_angle(gauge);
 }
 
+/**
+ * Get the style of a gauge
+ * @param gauge pointer to a gauge object
+ * @return pointer to the gauge's style
+ */
+static inline lv_style_t * lv_gauge_get_style_bg(lv_obj_t *gauge)
+{
+    return lv_obj_get_style(gauge);
+}
 /**********************
  *      MACROS
  **********************/

lv_objx/lv_label.c

@@ -449,7 +449,7 @@ void lv_label_get_letter_pos(lv_obj_t * label, uint16_t index, point_t * pos)
     cord_t max_w = lv_obj_get_width(label);
     lv_style_t * style = lv_obj_get_style(label);
     const font_t * font = style->text.font;
-    uint8_t letter_height = font_get_height(font) >> FONT_ANTIALIAS;
+    uint8_t letter_height = font_get_height_scale(font);
     cord_t y = 0;
     txt_flag_t flag = TXT_FLAG_NONE;
 
@@ -526,7 +526,7 @@ uint16_t lv_label_get_letter_on(lv_obj_t * label, point_t * pos)
     cord_t max_w = lv_obj_get_width(label);
     lv_style_t * style = lv_obj_get_style(label);
     const font_t * font = style->text.font;
-    uint8_t letter_height = font_get_height(font) >> FONT_ANTIALIAS;
+    uint8_t letter_height = font_get_height_scale(font);
     cord_t y = 0;
     txt_flag_t flag = TXT_FLAG_NONE;
 
@@ -696,8 +696,7 @@ static void lv_label_refr_text(lv_obj_t * label)
             }
 
             if(lv_obj_get_height(label) > lv_obj_get_height(parent)) {
-                anim.end =  lv_obj_get_height(parent) - lv_obj_get_height(label) -
+                anim.end =  lv_obj_get_height(parent) - lv_obj_get_height(label) - font_get_height_scale(font);
-                                   (font_get_height(font) >> FONT_ANTIALIAS);
                 anim.fp = (anim_fp_t)lv_obj_set_y;
 
                 /*Different animation speed if horizontal animation is created too*/
@@ -738,8 +737,7 @@ static void lv_label_refr_text(lv_obj_t * label)
         }
 
         if(size.y > lv_obj_get_height(label)) {
-            anim.end =  lv_obj_get_height(label) - size.y -
+            anim.end =  lv_obj_get_height(label) - size.y - (font_get_height_scale(font));
-                               (font_get_height(font) >> FONT_ANTIALIAS);
             anim.fp = (anim_fp_t)lv_label_set_offset_y;
 
             /*Different animation speed if horizontal animation is created too*/

lv_objx/lv_lmeter.c

@@ -25,10 +25,12 @@
  *  STATIC PROTOTYPES
  **********************/
 static bool lv_lmeter_design(lv_obj_t * lmeter, const area_t * mask, lv_design_mode_t mode);
+static lv_res_t lv_lmeter_signal(lv_obj_t * lmeter, lv_signal_t sign, void * param);
 
 /**********************
  *  STATIC VARIABLES
  **********************/
+static lv_signal_func_t ancestor_signal;
 
 /**********************
  *      MACROS
@@ -38,10 +40,6 @@ static bool lv_lmeter_design(lv_obj_t * lmeter, const area_t * mask, lv_design_m
  *   GLOBAL FUNCTIONS
  **********************/
 
-/*----------------- 
- * Create function
- *-----------------*/
-
 /**
  * Create a line meter objects
  * @param par pointer to an object, it will be the parent of the new line meter
@@ -53,6 +51,7 @@ lv_obj_t * lv_lmeter_create(lv_obj_t * par, lv_obj_t * copy)
     /*Create the ancestor of line meter*/
     lv_obj_t * new_lmeter = lv_obj_create(par, copy);
     dm_assert(new_lmeter);
+    if(ancestor_signal == NULL) ancestor_signal = lv_obj_get_signal_func(new_lmeter);
     
     /*Allocate the line meter type specific extended data*/
     lv_lmeter_ext_t * ext = lv_obj_allocate_ext_attr(new_lmeter, sizeof(lv_lmeter_ext_t));
@@ -90,31 +89,6 @@ lv_obj_t * lv_lmeter_create(lv_obj_t * par, lv_obj_t * copy)
     return new_lmeter;
 }
 
-/**
- * Signal function of the line meter
- * @param lmeter pointer to a line meter object
- * @param sign a signal type from lv_signal_t enum
- * @param param pointer to a signal specific variable
- * @return true: the object is still valid (not deleted), false: the object become invalid
- */
-bool lv_lmeter_signal(lv_obj_t * lmeter, lv_signal_t sign, void * param)
-{
-    bool valid;
-
-    /* Include the ancient signal function */
-    valid = lv_obj_signal(lmeter, sign, param);
-
-    /* The object can be deleted so check its validity and then
-     * make the object specific signal handling */
-    if(valid != false) {
-    	if(sign == LV_SIGNAL_CLEANUP) {
-            /*Nothing to cleanup. (No dynamically allocated memory in 'ext')*/
-    	}
-    }
-    
-    return valid;
-}
-
 /*=====================
  * Setter functions
  *====================*/
@@ -303,5 +277,27 @@ static bool lv_lmeter_design(lv_obj_t * lmeter, const area_t * mask, lv_design_m
     return true;
 }
 
+/**
+ * Signal function of the line meter
+ * @param lmeter pointer to a line meter object
+ * @param sign a signal type from lv_signal_t enum
+ * @param param pointer to a signal specific variable
+ * @return LV_RES_OK: the object is not deleted in the function; LV_RES_INV: the object is deleted
+ */
+static lv_res_t lv_lmeter_signal(lv_obj_t * lmeter, lv_signal_t sign, void * param)
+{
+    lv_res_t res;
+
+    /* Include the ancient signal function */
+    res = ancestor_signal(lmeter, sign, param);
+    if(res != LV_RES_OK) return res;
+
+    if(sign == LV_SIGNAL_CLEANUP) {
+        /*Nothing to cleanup. (No dynamically allocated memory in 'ext')*/
+    }
+
+    return LV_RES_OK;
+}
+
 
 #endif

lv_objx/lv_lmeter.h

@@ -56,14 +56,9 @@ typedef struct
  */
 lv_obj_t * lv_lmeter_create(lv_obj_t * par, lv_obj_t * copy);
 
-/**
+/*=====================
- * Signal function of the line meter
+ * Setter functions
- * @param lmeter pointer to a line meter object
+ *====================*/
- * @param sign a signal type from lv_signal_t enum
- * @param param pointer to a signal specific variable
- * @return true: the object is still valid (not deleted), false: the object become invalid
- */
-bool lv_lmeter_signal(lv_obj_t * lmeter, lv_signal_t sign, void * param);
 
 /**
  * Set a new value on the line meter
@@ -84,9 +79,23 @@ void lv_lmeter_set_range(lv_obj_t *lmeter, int16_t min, int16_t max);
  * Set the scale settings of a line meter
  * @param lmeter pointer to a line meter object
  * @param angle angle of the scale (0..360)
- * @param num number of scale units
+ * @param line_cnt number of lines
  */
-void lv_lmeter_set_scale(lv_obj_t * lmeter, uint16_t angle, uint8_t num);
+void lv_lmeter_set_scale(lv_obj_t * lmeter, uint16_t angle, uint8_t line_cnt);
+
+/**
+ * Set the styles of a line meter
+ * @param lmeter pointer to a line meter object
+ * @param bg set the style of the line meter
+ *  */
+static inline void lv_lmeter_set_style(lv_obj_t *lmeter, lv_style_t *bg)
+{
+    lv_obj_set_style(lmeter, bg);
+}
+
+/*=====================
+ * Getter functions
+ *====================*/
 
 /**
  * Get the value of a line meter
@@ -123,31 +132,16 @@ uint8_t lv_lmeter_get_line_count(lv_obj_t * lmeter);
  */
 uint16_t lv_lmeter_get_scale_angle(lv_obj_t * lmeter);
 
-/****************************
- * TRANSPARENT API FUNCTIONS
- ***************************/
-/**
- * Set the styles of a line meter
- * @param lmeter pointer to a line meter object
- * @param style set the style of the line meter
- *  */
-static inline void lv_lmeter_set_style(lv_obj_t *lmeter, lv_style_t *style)
-{
-    lv_obj_set_style(lmeter, style);
-}
-
-
 /**
  * Get the style of a line meter
  * @param lmeter pointer to a line meter object
  * @return pointer to the line meter's style
  */
-static inline lv_style_t * lv_lmeter_get_style(lv_obj_t * lmeter)
+static inline lv_style_t * lv_lmeter_get_style_bg(lv_obj_t * lmeter)
 {
     return lv_obj_get_style(lmeter);
 }
 
-
 /**********************
  *      MACROS
  **********************/

lv_objx/lv_page.c

@@ -37,8 +37,8 @@ static lv_res_t lv_page_scrollable_signal(lv_obj_t * scrl, lv_signal_t sign, voi
 /**********************
  *  STATIC VARIABLES
  **********************/
-static lv_signal_func_t ancestor_signal;
 static lv_design_func_t ancestor_design;
+static lv_signal_func_t ancestor_signal;
 
 /**********************
  *      MACROS

lv_objx/lv_roller.c

@@ -73,8 +73,7 @@ lv_obj_t * lv_roller_create(lv_obj_t * par, lv_obj_t * copy)
         lv_page_set_scrl_fit(new_roller, true, false);      /*Height is specified directly*/
         lv_ddlist_open(new_roller, false);
         lv_style_t * style_label = lv_obj_get_style(ext->ddlist.options_label);
-        lv_ddlist_set_fix_height(new_roller, (font_get_height(style_label->text.font) >> FONT_ANTIALIAS) * 3
+        lv_ddlist_set_fix_height(new_roller, font_get_height_scale(style_label->text.font) * 3 + style_label->text.line_space * 4);
-                                                                   + style_label->text.line_space * 4);
 
         lv_label_set_align(ext->ddlist.options_label, LV_LABEL_ALIGN_CENTER);
 
@@ -163,7 +162,7 @@ static bool lv_roller_design(lv_obj_t * roller, const area_t * mask, lv_design_m
         lv_style_t *style = lv_ddlist_get_style_bg(roller);
         const font_t * font = style->text.font;
         lv_roller_ext_t * ext = lv_obj_get_ext_attr(roller);
-        cord_t font_h = font_get_height(font) >> FONT_ANTIALIAS;
+        cord_t font_h = font_get_height_scale(font);
         area_t rect_area;
         rect_area.y1 = roller->coords.y1 + lv_obj_get_height(roller) / 2 - font_h / 2 - style->text.line_space / 2;
         rect_area.y2 = rect_area.y1 + font_h + style->text.line_space;
@@ -242,7 +241,7 @@ static lv_res_t lv_roller_scrl_signal(lv_obj_t * roller_scrl, lv_signal_t sign,
     lv_roller_ext_t * ext = lv_obj_get_ext_attr(roller);
     lv_style_t * style_label = lv_obj_get_style(ext->ddlist.options_label);
     const font_t * font = style_label->text.font;
-    cord_t font_h = font_get_height(font) >> FONT_ANTIALIAS;
+    cord_t font_h = font_get_height_scale(font);
 
     if(sign == LV_SIGNAL_DRAG_END) {
         /*If dragged then align the list to there be an element in the middle*/
@@ -342,7 +341,7 @@ static void refr_position(lv_obj_t *roller, bool anim_en)
     lv_roller_ext_t * ext = lv_obj_get_ext_attr(roller);
     lv_style_t * style_label = lv_obj_get_style(ext->ddlist.options_label);
     const font_t * font = style_label->text.font;
-    cord_t font_h = font_get_height(font) >> FONT_ANTIALIAS;
+    cord_t font_h = font_get_height_scale(font);
     cord_t h = lv_obj_get_height(roller);
     int32_t id = ext->ddlist.selected_option_id;
     cord_t line_y1 = id * (font_h + style_label->text.line_space) + ext->ddlist.options_label->coords.y1 - roller_scrl->coords.y1;

lv_objx/lv_slider.c

@@ -251,10 +251,6 @@ static bool lv_slider_design(lv_obj_t * slider, const area_t * mask, lv_design_m
 
         /*If dragged draw to the drag position*/
         if(ext->drag_value != LV_SLIDER_NOT_PRESSED) cur_value = ext->drag_value;
-        else {
-            char x = 'a';
-            x++;
-        }
 
         if(slider_w >= slider_h) {
             area_indic.x2 = (int32_t) ((int32_t)area_get_width(&area_indic) * (cur_value - min_value)) / (max_value - min_value);

lv_objx/lv_ta.c

@@ -339,7 +339,7 @@ void lv_ta_set_cursor_pos(lv_obj_t * ta, int16_t pos)
     lv_obj_get_coords(ext->label, &label_cords);
 
 	/*Check the top*/
-    cord_t font_h = font_get_height(font_p) >> FONT_ANTIALIAS;
+    cord_t font_h = font_get_height_scale(font_p);
 	if(lv_obj_get_y(label_par) + cur_pos.y < 0) {
 		lv_obj_set_y(label_par, - cur_pos.y + style->body.padding.ver);
 	}
@@ -421,7 +421,7 @@ void lv_ta_cursor_down(lv_obj_t * ta)
 	/*Increment the y with one line and keep the valid x*/
 	lv_style_t * label_style = lv_obj_get_style(ext->label);
 	const font_t * font_p = label_style->text.font;
-    cord_t font_h = font_get_height(font_p) >> FONT_ANTIALIAS;
+    cord_t font_h = font_get_height_scale(font_p);
 	pos.y += font_h + label_style->text.line_space + 1;
 	pos.x = ext->cursor_valid_x;
 
@@ -451,7 +451,7 @@ void lv_ta_cursor_up(lv_obj_t * ta)
 	/*Decrement the y with one line and keep the valid x*/
 	lv_style_t * label_style = lv_obj_get_style(ext->label);
 	const font_t * font = label_style->text.font;
-    cord_t font_h = font_get_height(font) >> FONT_ANTIALIAS;
+    cord_t font_h = font_get_height_scale(font);
 	pos.y -= font_h + label_style->text.line_space - 1;
 	pos.x = ext->cursor_valid_x;
 
@@ -534,7 +534,7 @@ void lv_ta_set_one_line(lv_obj_t * ta, bool en)
         lv_style_t * style_ta = lv_obj_get_style(ta);
         lv_style_t * style_scrl = lv_obj_get_style(lv_page_get_scrl(ta));
         lv_style_t * style_label = lv_obj_get_style(ext->label);
-        cord_t font_h =  font_get_height(style_label->text.font) >> FONT_ANTIALIAS;
+        cord_t font_h =  font_get_height_scale(style_label->text.font);
 
         ext->one_line = 1;
         lv_page_set_scrl_fit(ta, true, true);
@@ -762,7 +762,7 @@ static bool lv_ta_scrollable_design(lv_obj_t * scrl, const area_t * mask, lv_des
 #endif
 
 		uint32_t letter = txt_utf8_next(&txt[byte_pos], NULL);
-		cord_t letter_h = font_get_height(label_style->text.font) >> FONT_ANTIALIAS;
+		cord_t letter_h = font_get_height_scale(label_style->text.font);
 		/*Set letter_w (set not 0 on non printable but valid chars)*/
         cord_t letter_w;
 		if(letter == '\0' || letter == '\n' || letter == '\r') {
@@ -848,7 +848,7 @@ static bool lv_ta_scrollable_design(lv_obj_t * scrl, const area_t * mask, lv_des
  * @param ta pointer to a text area object
  * @param sign a signal type from lv_signal_t enum
  * @param param pointer to a signal specific variable
- * @return true: the object is still valid (not deleted), false: the object become invalid
+ * @return LV_RES_OK: the object is not deleted in the function; LV_RES_INV: the object is deleted
  */
 static lv_res_t lv_ta_signal(lv_obj_t * ta, lv_signal_t sign, void * param)
 {
@@ -871,7 +871,7 @@ static lv_res_t lv_ta_signal(lv_obj_t * ta, lv_signal_t sign, void * param)
             if(ext->one_line) {
                 /*In one line mode refresh the Text Area height because 'vpad' can modify it*/
                 lv_style_t * style_label = lv_obj_get_style(ext->label);
-                cord_t font_h =  font_get_height(style_label->text.font) >> FONT_ANTIALIAS;
+                cord_t font_h =  font_get_height_scale(style_label->text.font);
                 lv_obj_set_height(ta, font_h + (style_ta->body.padding.ver + style_scrl->body.padding.ver) * 2);
             } else {
                 /*In not one line mode refresh the Label width because 'hpad' can modify it*/
@@ -916,7 +916,7 @@ static lv_res_t lv_ta_signal(lv_obj_t * ta, lv_signal_t sign, void * param)
  * @param scrl pointer to scrollable part of a text area object
  * @param sign a signal type from lv_signal_t enum
  * @param param pointer to a signal specific variable
- * @return true: the object is still valid (not deleted), false: the object become invalid
+ * @return LV_RES_OK: the object is not deleted in the function; LV_RES_INV: the object is deleted
  */
 static lv_res_t lv_ta_scrollable_signal(lv_obj_t * scrl, lv_signal_t sign, void * param)
 {
@@ -931,7 +931,7 @@ static lv_res_t lv_ta_scrollable_signal(lv_obj_t * scrl, lv_signal_t sign, void
         lv_obj_t * ta = lv_obj_get_parent(scrl);
         lv_ta_ext_t * ext = lv_obj_get_ext_attr(ta);
         lv_style_t * style_label = lv_obj_get_style(ext->label);
-        cord_t font_h = font_get_height(style_label->text.font) >> FONT_ANTIALIAS;
+        cord_t font_h = font_get_height_scale(style_label->text.font);
         scrl->ext_size = MATH_MAX(scrl->ext_size, style_label->text.line_space + font_h);
     }