tooltipBehavior show twice sometimes

[shenglintang]

Bug description

tooltipBehavior show twice sometimes

Steps to reproduce

tooltipBehavior: TooltipBehavior(
enable: true,
header: "",
builder:

Code sample

Code sample

[tooltipBehavior: TooltipBehavior(
          enable: true,
          header: "",
          builder:（）]

Screenshots or Video

Screenshots / Video demonstration

[tooltipBehavior: TooltipBehavior(
enable: true,
header: "",
builder:]

Stack Traces

Stack Traces

[Add the Stack Traces here]

On which target platforms have you observed this bug?

Android, iOS

Flutter Doctor output

Doctor output

[tooltipBehavior: TooltipBehavior(
          enable: true,
          header: "",
          builder:]

Hi,

We have checked the mentioned issue and tried to replicate the reported issue in the SfCartesianChart with version 28.1.36 by,

1. Created a sample based on the code you provided with the tooltipBehavior and enabled the tooltip
2. Ensured the sample with and without builder.
3. Ensured the sample in Android, Windows and Web platforms.

However, we were unable to reproduce it on our end. Please check the attached sample, and if you are still experiencing the issue, we request that you replicate it in the attached sample and provide us with more details regarding the specific scenario in which you are encountering this issue. This will help us to assist you more effectively.

GitHub_887.zip

Regards,
Kaviyarasan Arumugam.

[shenglintang]

it happens when Multiple groups of polylines，only one polylines is normal