search

imaNNeo / fl_chart

FL Chart is a highly customizable Flutter chart library that supports Line Chart, Bar Chart, Pie Chart, Scatter Chart, and Radar Chart.
https://flchart.dev
MIT License
6.87k stars 1.78k forks source link

displaying LineTooltipItem when clicking on SideTitleWidget #1707

Closed HarchenkoArtyom closed 4 months ago

HarchenkoArtyom commented 4 months ago

Hello everyone, can you tell me how to implement the display of LineTooltipItem by clicking on the SideTitleWidget, as it works now when pointing at points on the chart. That is, click on the SideTitleWidget element and display all the corresponding values ​​on the graph.

HarchenkoArtyom commented 4 months ago

@imaNNeo can you please help with this?

imaNNeo commented 4 months ago

You can implement it by adding tap functionality on the side titles (using Inkwell, or GestureDetector widgets) Then you can use showingIndicators property to show them. You can also check sample5:

https://github.com/user-attachments/assets/5cf29c94-b5fa-46bc-82db-461c62fae102