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fix(chart): revert the removal of LV_EVENT_GET_SELF_SIZE handling

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It's required to make th chart scrollable
This commit is contained in:
Gabor Kiss-Vamosi
2021-03-19 00:28:13 +01:00
parent 150f44ed13
commit 2af273011d
1 changed files with 4 additions and 0 deletions
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4
src/widgets/lv_chart.c
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@@ -645,6 +645,10 @@ static void lv_chart_event(lv_obj_t * obj, lv_event_t e)
lv_coord_t * s = lv_event_get_param(); lv_coord_t * s = lv_event_get_param();
*s = LV_MAX4(*s, chart->tick[LV_CHART_AXIS_X].draw_size, *s = LV_MAX4(*s, chart->tick[LV_CHART_AXIS_X].draw_size,
chart->tick[LV_CHART_AXIS_PRIMARY_Y].draw_size, chart->tick[LV_CHART_AXIS_SECONDARY_Y].draw_size); chart->tick[LV_CHART_AXIS_PRIMARY_Y].draw_size, chart->tick[LV_CHART_AXIS_SECONDARY_Y].draw_size);
} else if(e == LV_EVENT_GET_SELF_SIZE) {
lv_point_t * p = lv_event_get_param();
p->x = (lv_obj_get_width_fit(obj) * chart->zoom_x) >> 8;
p->y = (lv_obj_get_height_fit(obj) * chart->zoom_y) >> 8;
} else if(e == LV_EVENT_DRAW_MAIN) { } else if(e == LV_EVENT_DRAW_MAIN) {
const lv_area_t * clip_area = lv_event_get_param(); const lv_area_t * clip_area = lv_event_get_param();
draw_div_lines(obj, clip_area); draw_div_lines(obj, clip_area);