minor fixes

lv_objx/lv_ddlist.c

@@ -441,6 +441,37 @@ static bool lv_ddlist_design(lv_obj_t * ddlist, const lv_area_t * mask, lv_desig
     /*Post draw when the children are drawn*/
     else if(mode == LV_DESIGN_DRAW_POST) {
         ancestor_design(ddlist, mask, mode);
+
+        /*Redraw the text on the selected area with a different color*/
+        lv_ddlist_ext_t * ext = lv_obj_get_ext_attr(ddlist);
+
+        /*Redraw only in opened state*/
+        if(ext->opened == 0) return true;
+
+        lv_style_t *style = lv_ddlist_get_style(ddlist, LV_DDLIST_STYLE_BG);
+        const lv_font_t * font = style->text.font;
+        lv_coord_t font_h = lv_font_get_height_scale(font);
+
+        lv_area_t area_sel;
+        area_sel.y1 = ext->label->coords.y1;
+        area_sel.y1 += ext->sel_opt_id * (font_h + style->text.line_space);
+        area_sel.y1 -= style->text.line_space / 2;
+
+        area_sel.y2 = area_sel.y1 + font_h + style->text.line_space;
+        area_sel.x1 = ddlist->coords.x1;
+        area_sel.x2 = ddlist->coords.x2;
+        lv_area_t mask_sel;
+        bool area_ok;
+        area_ok = lv_area_union(&mask_sel, mask, &area_sel);
+        if(area_ok) {
+            lv_style_t *sel_style = lv_ddlist_get_style(ddlist, LV_DDLIST_STYLE_SEL);
+            lv_style_t new_style;
+            lv_style_copy(&new_style, style);
+            new_style.text.color = sel_style->text.color;
+            new_style.text.opa = sel_style->text.opa;
+            lv_draw_label(&ext->label->coords, &mask_sel, &new_style,
+                          lv_label_get_text(ext->label), LV_TXT_FLAG_NONE, NULL);
+        }
     }
 
     return true;

lv_objx/lv_gauge.c

@@ -371,7 +371,7 @@ static void lv_gauge_draw_needle(lv_obj_t * gauge, const lv_area_t * mask)
 {
     lv_style_t style_needle;
     lv_gauge_ext_t * ext = lv_obj_get_ext_attr(gauge);
-    lv_style_t * style = lv_obj_get_style(gauge);
+    lv_style_t * style = lv_gauge_get_style(gauge);
 
     lv_coord_t r = lv_obj_get_width(gauge) / 2 - style->body.padding.hor;
     lv_coord_t x_ofs = lv_obj_get_width(gauge) / 2 + gauge->coords.x1;
@@ -384,7 +384,7 @@ static void lv_gauge_draw_needle(lv_obj_t * gauge, const lv_area_t * mask)
     lv_point_t p_end;
     uint8_t i;
 
-    memcpy(&style_needle, style, sizeof(lv_style_t));
+    lv_style_copy(&style_needle, style);
 
     p_mid.x = x_ofs;
     p_mid.y = y_ofs;

lv_objx/lv_roller.c

@@ -74,9 +74,7 @@ lv_obj_t * lv_roller_create(lv_obj_t * par, lv_obj_t * copy)
         lv_page_set_rel_action(new_roller, NULL);       /*Roller don't uses it (like ddlist)*/
         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.label);
-        lv_ddlist_set_fix_height(new_roller, lv_font_get_height_scale(style_label->text.font) * 3 + style_label->text.line_space * 4);
-
+        lv_roller_set_row_count(new_roller, 3);
         lv_label_set_align(ext->ddlist.label, LV_LABEL_ALIGN_CENTER);
 
         lv_obj_set_signal_func(scrl, lv_roller_scrl_signal);
@@ -120,6 +118,18 @@ void lv_roller_set_selected(lv_obj_t *roller, uint16_t sel_opt, bool anim_en)
 }
 
 /**
+ * Set the height to show the given number of rows (options)
+ * @param roller pointer to a roller object
+ * @param row_cnt number of desired visible rows
+ */
+void lv_roller_set_row_count(lv_obj_t *roller, uint8_t row_cnt)
+{
+    lv_roller_ext_t *ext = lv_obj_get_ext_attr(roller);
+    lv_style_t * style_label = lv_obj_get_style(ext->ddlist.label);
+    lv_ddlist_set_fix_height(roller, lv_font_get_height_scale(style_label->text.font) * row_cnt + style_label->text.line_space * (row_cnt + 1));
+
+}
+/**
  * Set a style of a roller
  * @param roller pointer to a roller object
  * @param type which style should be set
@@ -212,6 +222,7 @@ static bool lv_roller_design(lv_obj_t * roller, const lv_area_t * mask, lv_desig
         lv_roller_ext_t * ext = lv_obj_get_ext_attr(roller);
         const lv_font_t * font = style->text.font;
         lv_coord_t font_h = lv_font_get_height_scale(font);
+
         /*Redraw the text on the selected area with a different color*/
         lv_area_t rect_area;
         rect_area.y1 = roller->coords.y1 + lv_obj_get_height(roller) / 2 - font_h / 2 - style->text.line_space / 2;

lv_objx/lv_roller.h

@@ -71,6 +71,12 @@ static inline void lv_roller_set_options(lv_obj_t * roller, const char * options
  */
 void lv_roller_set_selected(lv_obj_t *roller, uint16_t sel_opt, bool anim_en);
 
+/**
+ * Set the height to show the given number of rows (options)
+ * @param roller pointer to a roller object
+ * @param row_cnt number of desired visible rows
+ */
+void lv_roller_set_row_count(lv_obj_t *roller, uint8_t row_cnt);
 
 /**
  * Enable or disable the horizontal fit to the content

lv_themes/lv_theme_alien.c

@@ -564,7 +564,9 @@ static void ddlist_init(void)
 {
 #if USE_LV_DDLIST != 0
     lv_style_copy(&ddlist_bg, &panel);
-    ddlist_bg.text.line_space = LV_DPI / 10;
+    ddlist_bg.text.line_space = LV_DPI / 8;
+    ddlist_bg.body.padding.hor = LV_DPI / 6;
+    ddlist_bg.body.padding.ver = LV_DPI / 6;
 
     lv_style_copy(&ddlist_sel, &panel);
     ddlist_sel.body.main_color = lv_color_hsv_to_rgb(_hue, 45, 70);

lv_themes/lv_theme_mono.c

@@ -170,10 +170,12 @@ static void bar_init(void)
     lv_style_copy(&bar_bg, &light_frame);
     bar_bg.body.padding.hor = LV_DPI / 15;
     bar_bg.body.padding.ver = LV_DPI / 15;
+    bar_bg.body.radius = LV_RADIUS_CIRCLE;
 
     lv_style_copy(&bar_indic, &dark_frame);
     bar_indic.body.padding.hor = LV_DPI / 30;
     bar_indic.body.padding.ver = LV_DPI / 30;
+    bar_indic.body.radius = LV_RADIUS_CIRCLE;
 
     theme.bar.bg = &bar_bg;
     theme.bar.indic = &bar_indic;
@@ -341,7 +343,7 @@ static void ddlist_init(void)
 
 
     theme.ddlist.bg = &light_frame;
-    theme.ddlist.sel = &light_plain;
+    theme.ddlist.sel = &dark_plain;
     theme.ddlist.sb = &dark_frame;
 #endif
 }

lv_themes/lv_theme_night.c

@@ -52,12 +52,13 @@ static lv_font_t * _font;
 static void basic_init(void)
 {
     lv_style_copy(&def, &lv_style_pretty);  /*Initialize the default style*/
+    def.text.font = _font;
 
     lv_style_copy(&bg, &lv_style_plain);
     bg.body.main_color = lv_color_hsv_to_rgb(_hue, 11, 30);
     bg.body.grad_color = lv_color_hsv_to_rgb(_hue, 11, 30);
     bg.text.color = lv_color_hsv_to_rgb(_hue, 5, 95);
-
+    bg.text.font = _font;
 
     lv_style_copy(&sb, &def);
     sb.body.main_color = lv_color_hsv_to_rgb(_hue, 30, 60);
@@ -69,7 +70,6 @@ static void basic_init(void)
     sb.body.radius = LV_DPI / 30;
     sb.body.opa = LV_OPA_COVER;
 
-
     lv_style_copy(&panel, &bg);
     panel.body.main_color = lv_color_hsv_to_rgb(_hue, 11, 18);
     panel.body.grad_color = lv_color_hsv_to_rgb(_hue, 11, 18);
@@ -97,7 +97,7 @@ static void btn_init(void)
 {
 #if USE_LV_BTN != 0
 
-    lv_style_copy(&btn_rel, &lv_style_pretty);
+    lv_style_copy(&btn_rel, &def);
     btn_rel.body.main_color = lv_color_hsv_to_rgb(_hue, 10, 40);
     btn_rel.body.grad_color = lv_color_hsv_to_rgb(_hue, 10, 20);
     btn_rel.body.border.color = LV_COLOR_HEX3(0x111);
@@ -183,7 +183,7 @@ static void led_init(void)
 {
 #if USE_LV_LED != 0
     static lv_style_t led;
-    lv_style_copy(&led, &lv_style_pretty_color);
+    lv_style_copy(&led, &def);
     led.body.shadow.width = LV_DPI / 10;
     led.body.radius = LV_RADIUS_CIRCLE;
     led.body.border.width= LV_DPI / 30;
@@ -205,7 +205,7 @@ static void bar_init(void)
     bar_bg.body.padding.hor = LV_DPI / 16;
     bar_bg.body.radius = LV_RADIUS_CIRCLE;
 
-    lv_style_copy(&bar_indic, &lv_style_pretty);
+    lv_style_copy(&bar_indic, &def);
     bar_indic.body.main_color = lv_color_hsv_to_rgb(_hue, 80, 70);
     bar_indic.body.grad_color = lv_color_hsv_to_rgb(_hue, 80, 70);
     bar_indic.body.border.color = lv_color_hsv_to_rgb(_hue, 20, 15);
@@ -551,9 +551,10 @@ static void win_init(void)
     win_header.body.padding.ver = 0;
 
     static lv_style_t win_btn_pr;
-    lv_style_copy(&win_btn_pr, &lv_style_plain);
+    lv_style_copy(&win_btn_pr, &def);
     win_btn_pr.body.main_color = lv_color_hsv_to_rgb(_hue, 10, 10);
     win_btn_pr.body.grad_color = lv_color_hsv_to_rgb(_hue, 10, 10);
+    win_btn_pr.text.color = LV_COLOR_HEX3(0xaaa);
 
     theme.win.bg = &win_bg;
     theme.win.sb = &sb;