this like a drag and drop widget,but there is a frame limits the point’s movement. And the point is being pulled by center anchor and spring arm. I try the document Creating Drag and Drop UI , it create a virtual widget following my mouse cursor, not the original widget. thank…

Here’s the project: dragClampedPoint.zip Google Drive file. The widget is created in the Level Blueprint, the mouse release is handled there as well - this is needed with this method in case the drag ends up outside the widget and the player conttroller de…

Somewhere in the update, you’re setting a position either in canvas or viewport. You can clamp the vector using the start location as origin.

Somehow I feel that Drag & Drop is not the right way of doing it. I would encapsulate this behaviour inside a widget so you can have more of those areas if necessary (currently you’re moving it within a viewport): here I’m using a canvas to shift an image within it: [image] [image] The custom…

I follow your method, but the line generated in the upper left corner,and the image stick to mouse cursor. is there some settings wrong?

Thanks. this helps a lot . :+1:

There is a little problem. when use in mobile phone, i replace “Get Mouse Position on Viewport” with “Get Input Touc State”, replace “Left Mouse Button” with “Input Touch”, the results were terrible :disappointed_relieved: [image] [image] [image]