diff options
Diffstat (limited to 'overlay/chart.c')
| -rw-r--r-- | overlay/chart.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/overlay/chart.c b/overlay/chart.c index 8b46cadb..bc0489cd 100644 --- a/overlay/chart.c +++ b/overlay/chart.c @@ -134,6 +134,9 @@ void chart_draw(struct chart *chart, cairo_t *cr) if (chart->range_automatic) chart_update_range(chart); + if (chart->range[1] <= chart->range[0]) + return; + cairo_save(cr); cairo_translate(cr, chart->x, chart->y + chart->h); |