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* Add raw mouse wheel event The event is sent as it comes from the backend, so it will follow different conventions depending on the target, and it is up to the user code to deal with that. The goal is to allow advanced users to implement alternative UI controls, e.g., using Ctrl to scroll the plot horizontally instead of zooming, or use Shift to scroll faster instead of changing direction. * Change Pixel to Point for consistency Apply suggestions from code review by emilk Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com> * Inline mouse wheel raw event closure It was meant only to be able to use the same variable names without shadowing the rest of the code, but a simple block accomplishes the same thing. * Use wildcard on wheel event match Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com> * Flip mouse wheel delta sign on web to match native * Use wheel event data to generate scroll event To avoid doing the same match and sign conversion twice. --------- Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>