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5 years ago #18412

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Hello,

you need to use a custom javascript library like this one.

https://manuelstofer.github.io/pinchzoom/

I’ve created a little example application with this javascript library.

https://files.simplifier.io/f/2b86ab860c36456f8ddd/?dl=1

 

edit:

you can also create a extended widget from the image widget where you add this pinch functionality in the after rendering.