Now SideTitles.interval is working correctly in bottomTitles in the B…

…arChart, #648
imaNNeo · Apr 30, 2021 · d7ef7e2 · d7ef7e2
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## newVersion
 * **BUGFIX** Fixed bug of lerping FlSpot.nullSpot, #487.
 * **BUGFIX** Fixed showing tooltip problem when animating chart, #647.
+* **IMPROVEMENT** Now [SideTitles](https://github.com/imaNNeoFighT/fl_chart/blob/master/repo_files/documentations/base_chart.md#SideTitles).`interval` is working correctly in bottomTitles in the BarChart, #648.
 * **BREAKING** You should provide `spotsIndices` instead of `showingSpots` in [ShowingTooltipIndicators](https://github.com/imaNNeoFighT/fl_chart/blob/master/repo_files/documentations/line_chart.md#showingtooltipindicators).
 
 ## 0.35.0

diff --git a/lib/src/chart/bar_chart/bar_chart_painter.dart b/lib/src/chart/bar_chart/bar_chart_painter.dart
@@ -445,7 +445,9 @@ class BarChartPainter extends AxisChartPainter<BarChartData> {
     // Bottom titles
     final bottomTitles = targetData.titlesData.bottomTitles;
     if (bottomTitles.showTitles) {
-      for (var index = 0; index < groupBarsPosition.length; index++) {
+      final interval = bottomTitles.interval?.toInt() ?? 1;
+
+      for (var index = 0; index < groupBarsPosition.length; index += interval) {
         final groupBarPos = groupBarsPosition[index];
 
         final xValue = data.barGroups[index].x.toDouble();