material-motion-js issues

Prefer velocity over threshold for swipeable direction

Right now, there's not an easy way to get direction from a velocity - you have to drag an element by a certain distance. We should support this. Maybe something...

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Feature request

Consider using Symbol.species rather than proxies

1

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Symbol/species This would clean up/DRY out the codebase (proxies is a bit of a hack), and provide a possible extension point for 3rd parties to create new derivations of MotionObservable....

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Add pointercancel to drag system

2

Opening the settings pane on iOS breaks the drag. It's presumably sending touchcancel.

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flow: In review

Experiment with driving Tossable with scroll events

3

AMP foregoes pointer events entirely because iframe ad containers eat them. This makes the experience crappy in the general case (dragging images) to make the occasional case (dragging ads) possible....

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Automatically set touch-action: none

4

There's a maddening property of PointerEvents: touch only triggers one `move` unless you set `touch-action`. I know this and it still bites me occasionally - I imagine it's even more...

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Feature request

flow: In progress

Use MotionSubjects for operator testing

Our unit tests currently use a very simple `MockObserver`, which essentially turns an observer inside-out so its `next` method may be called by unit tests. Unfortunately, this presumes that there...

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Internal cleanup

Explore CSS-driven springs

2

Here's a library that generates CSS keyframes using react-motion's interpolator: https://github.com/codepunkt/css-spring @jverkoey has mentioned before that react-motion's algorithm isn't accurate. We ought to be able to build something similar with...

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Needs research