Optional mappings for non-touch pointer buttons.
Each field falls back independently: the primary button rotates and the secondary button pans by default. Touch input is intentionally unaffected.
Optional
Gesture for PointerEvent.button === 0. Default: "rotate".
PointerEvent.button === 0
"rotate"
Gesture for PointerEvent.button === 2. Default: "pan".
PointerEvent.button === 2
"pan"
Optional mappings for non-touch pointer buttons.
Each field falls back independently: the primary button rotates and the secondary button pans by default. Touch input is intentionally unaffected.