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Tweak x-axis labels of charts (#4830)

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* More tuning to avoid overlapping of labels,
      follow-up to #4733

Signed-off-by: Holger Friedrich <mail@holger-friedrich.de>
This commit is contained in:
Holger Friedrich
2025-05-30 03:10:53 +02:00
committed by GitHub
parent cce185af64
commit 07ad5b52b2
1 changed files with 2 additions and 1 deletions
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bundles/org.openhab.core.ui/src/main/java/org/openhab/core/ui/internal/chart/defaultchartprovider/DefaultChartProvider.java
+2 -1
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@@ -209,7 +209,8 @@ public class DefaultChartProvider implements ChartProvider {
// avoid overlapping labels on x-axis;
// Font.getSize() is related to font height, but will also give an indication of the width;
// pattern is not the actual label, but also gives a rough estimation of the width of the label
int xAxisSpacing = Math.max(width / 15, chartTheme.getAxisTickLabelsFont(dpi).getSize() * pattern.length());
int xAxisSpacing = Math.max(width / 15,
chartTheme.getAxisTickLabelsFont(dpi).getSize() * pattern.length() * 4 / 3);
styler.setXAxisTickMarkSpacingHint(xAxisSpacing);
// chart
styler.setChartBackgroundColor(chartTheme.getChartBackgroundColor());