fix(chart) invalidation with LV_CHART_UPDATE_MODE_SHIFT

lvgl · Jun 16, 2021 · d61617c · d61617c
1 parent 31ab062
commit d61617c
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/src/extra/widgets/chart/lv_chart.c b/src/extra/widgets/chart/lv_chart.c
@@ -1559,8 +1559,17 @@ static void invalidate_point(lv_obj_t * obj, uint16_t i)
 
     lv_coord_t w  = (lv_obj_get_content_width(obj) * chart->zoom_x) >> 8;
     lv_coord_t scroll_left = lv_obj_get_scroll_left(obj);
+
+    /*In shift mode the whole chart changes so the whole object*/
+    if(chart->update_mode == LV_CHART_UPDATE_MODE_SHIFT) {
+        lv_obj_invalidate(obj);
+        return;
+    }
+
     if(chart->type == LV_CHART_TYPE_LINE) {
-        lv_coord_t x_ofs = obj->coords.x1 + lv_obj_get_style_pad_left(obj, LV_PART_MAIN) - scroll_left;
+        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 x_ofs = obj->coords.x1 + pleft + bwidth - scroll_left;
         lv_coord_t line_width = lv_obj_get_style_line_width(obj, LV_PART_ITEMS);
         lv_coord_t point_w = lv_obj_get_style_width(obj, LV_PART_INDICATOR);