Enum PointerChange 

pub enum PointerChange {
    Cancel,
    Add,
    Remove,
    Hover,
    Down,
    Move,
    Up,
    PanZoomStart,
    PanZoomUpdate,
    PanZoomEnd,
}

How the pointer has changed since the last report.

Variants

Cancel

The input from the pointer is no longer directed towards this receiver.

Add

The device has started tracking the pointer.

For example, the pointer might be hovering above the device, having not yet made contact with the surface of the device.

Remove

The device is no longer tracking the pointer.

For example, the pointer might have drifted out of the device’s hover detection range or might have been disconnected from the system entirely.

Hover

The pointer has moved with respect to the device while not in contact with the device.

Down

The pointer has made contact with the device.

Move

The pointer has moved with respect to the device while in contact with the device.

Up

The pointer has stopped making contact with the device.

PanZoomStart

A pan/zoom has started on this pointer.

This type of event will always have kind PointerDeviceKind::Trackpad.

PanZoomUpdate

The pan/zoom on this pointer has updated.

This type of event will always have kind PointerDeviceKind::Trackpad.

PanZoomEnd

The pan/zoom on this pointer has ended.

This type of event will always have kind PointerDeviceKind::Trackpad.

Trait Implementations

impl Clone for PointerChange

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for PointerChange

impl Debug for PointerChange

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Eq for PointerChange

impl Hash for PointerChange

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for PointerChange

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for PointerChange