Linechart: jsonDecode tooltip before displaying (#4069)

flet-dev · Oct 17, 2024 · fc5584f · fc5584f
1 parent e175c7f
commit fc5584f
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/packages/flet/lib/src/controls/linechart.dart b/packages/flet/lib/src/controls/linechart.dart
@@ -356,7 +356,9 @@ class _LineChartControlState extends State<LineChartControl> {
                       return touchedSpots.map((spot) {
                         var dp = viewModel.dataSeries[spot.barIndex]
                             .dataPoints[spot.spotIndex];
-                        var tooltip = dp.tooltip ?? dp.y.toString();
+                        var tooltip = dp.tooltip != null
+                            ? jsonDecode(dp.tooltip!)
+                            : dp.y.toString();
                         var tooltipStyle = parseTextStyle(
                             Theme.of(context), dp.control, "tooltipStyle");
                         tooltipStyle ??= const TextStyle();