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fix(chart) don't draw series lines with < 1 points

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Releated to https://forum.lvgl.io/t/maybe-it-has-bug-in-draw-chart-line-data/6394
This commit is contained in:
Gabor Kiss-Vamosi 2021-08-09 13:31:48 +02:00
parent a1b362c986
commit 655f42b852
1 changed files with 1 additions and 0 deletions
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src/extra/widgets/chart/lv_chart.c
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@ -839,6 +839,7 @@ static void draw_series_line(lv_obj_t * obj, const lv_area_t * clip_area)
if(_lv_area_intersect(&com_area, &obj->coords, clip_area) == false) return;
lv_chart_t * chart = (lv_chart_t *)obj;
if(chart->point_cnt < 1) return;
uint16_t i;
lv_point_t p1;