I want know how to perform a drag on android based in X, Y mouse coordinates? consider as two simple examples, the Team Viewer/QuickSupport drawing the "password pattern" on remote smartphone and t...

How to get current mouse coordination on the screen? I know only Mouse.GetPosition() which get mousePosition of element, but I want to get the coordination without using element.

I've searched around for an example that matches my use case but cannot find one. I'm trying to convert screen mouse co-ordinates into 3D world co-ordinates taking into account the camera. Solutio...

I am using the following function to get mouse coordinates on canvas after performing rotations. function getWindowToCanvas(canvas, x, y) { const ctx = canvas.getContext("2d"); var transform = ...

Let's say I have a widget in main window, and want to track mouse position ONLY on the widget: it means that left-low corner of widget must be local (0, 0). Q: How can I do this? p.s. NON of func...

Yet another question that has been pecking away at me the last few days. As you may have seen from my other questions I am creating some mind map software. So (extremely simplified) I have a two di...

I'm building some kind of drag and drop app in javascript/jquery (DOM based, not canvas). The idea is to be able to drag divs on a 3D scene (a div rotated in 3D). It works on a 2D plan, the probl...

I'm currently designing a website and just realized it would help me a lot if I would know my own cursor coordinates. I mostly use Firefox for previewing the new page. So an add-on for Firefox wo...