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cabana: fix occasional ellipsis on y axis ticks (#27142)

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old-commit-hash: bdb42f7f84516279f308f95496a5f5f901c4adc1
This commit is contained in:
Willem Melching
2023-01-29 21:55:10 +01:00
committed by GitHub
parent fe511a5269
commit d24fb585b5
1 changed files with 3 additions and 2 deletions
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tools/cabana/chartswidget.cc
+3 -2
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@@ -521,8 +521,8 @@ void ChartView::updateAxisY() {
if (min_y == std::numeric_limits<double>::max()) min_y = 0;
if (max_y == std::numeric_limits<double>::lowest()) max_y = 0;
if (max_y == min_y) {
axis_y->setRange(min_y - 1, max_y + 1);
if (std::abs(max_y - min_y) < 1e-3) {
applyNiceNumbers(min_y - 1, max_y + 1);
} else {
double range = max_y - min_y;
applyNiceNumbers(min_y - range * 0.05, max_y + range * 0.05);
@@ -539,6 +539,7 @@ void ChartView::applyNiceNumbers(qreal min, qreal max) {
tick_count = int(max - min) + 1;
axis_y->setRange(min * step, max * step);
axis_y->setTickCount(tick_count);
axis_y->setLabelFormat("%.1f");
}
// nice numbers can be expressed as form of 1*10^n, 2* 10^n or 5*10^n