Enum ViewportZoomPolicy 

pub enum ViewportZoomPolicy {
    Disabled,
    PinchOnly,
    WheelWithModifier,
    WheelAndTrackpad,
}

Variants

Disabled

Disable every zoom gesture while retaining configured panning.

PinchOnly

Accept touch or trackpad pinch gestures, but never wheel zoom.

WheelWithModifier

Accept pinch gestures and zoom a wheel only while Control or Meta is held.

WheelAndTrackpad

Accept pinch gestures and use wheel or trackpad scroll deltas for zoom.

Trait Implementations

impl Clone for ViewportZoomPolicy

fn clone(&self) -> ViewportZoomPolicy

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for ViewportZoomPolicy

impl Debug for ViewportZoomPolicy

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

Formats the value using the given formatter.

impl Default for ViewportZoomPolicy

fn default() -> ViewportZoomPolicy

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for ViewportZoomPolicy

fn deserialize<__D>( __deserializer: __D, ) -> Result<ViewportZoomPolicy, <__D as Deserializer<'de>>::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for ViewportZoomPolicy

impl Hash for ViewportZoomPolicy

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

where __H: Hasher,

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 ViewportZoomPolicy

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for ViewportZoomPolicy

fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for ViewportZoomPolicy