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fix(roller) fix partial redraw of the selected area

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This commit is contained in:
Gabor Kiss-Vamosi 2021-07-05 15:44:40 +02:00
parent 01d1c873e1
commit 6bc40f8c44
1 changed files with 10 additions and 2 deletions
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12
src/widgets/lv_roller.c
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@ -403,6 +403,10 @@ static void lv_roller_event(const lv_obj_class_t * class_p, lv_event_t * e)
}
}
}
else if(code == LV_EVENT_REFR_EXT_DRAW_SIZE) {
lv_obj_t * label = get_label(obj);
lv_obj_refresh_ext_draw_size(label);
}
else if(code == LV_EVENT_DRAW_MAIN || code == LV_EVENT_DRAW_POST) {
draw_main(e);
}
@ -493,11 +497,15 @@ static void draw_main(lv_event_t * e)
label_sel_y += (label_y_prop * res_p.y) >> 14;
label_sel_y -= corr;
lv_coord_t bwidth = lv_obj_get_style_border_width(obj, LV_PART_MAIN);
lv_coord_t pleft = lv_obj_get_style_pad_left(obj, LV_PART_MAIN);
lv_coord_t pright = lv_obj_get_style_pad_right(obj, LV_PART_MAIN);
/*Draw the selected text*/
lv_area_t label_sel_area;
label_sel_area.x1 = label->coords.x1;
label_sel_area.x1 = obj->coords.x1 + pleft + bwidth;
label_sel_area.y1 = label_sel_y;
label_sel_area.x2 = label->coords.x2;
label_sel_area.x2 = obj->coords.x2 - pright - bwidth;
label_sel_area.y2 = label_sel_area.y1 + res_p.y;
label_dsc.flag |= LV_TEXT_FLAG_EXPAND;