Scrolling ¶

The scrolling architecture is unexpectedly complex, because it's feature-rich, and required to provide smooth scrolling independent of main thread work in as many situations as possible.

Scrollable areas ¶

Scrolling features ¶

Rubber-banding ("bouncing") ¶

Latching ¶

Scroll snapping ¶

Touch-action ¶

Coordinated scrolling ¶

Non-fast-scrollable regions ¶

ScrollingCoordinator ¶

The scrolling trees ¶

ScrollingStateTree ¶

ScrollingTree ¶