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TouchEvent

Enum TouchEvent

pub enum TouchEvent {
    Started {
        id: u64,
        x: f32,
        y: f32,
        pressure: f32,
    },
    Moved {
        id: u64,
        x: f32,
        y: f32,
        pressure: f32,
    },
    Ended {
        id: u64,
        x: f32,
        y: f32,
    },
    Cancelled {
        id: u64,
    },
}

Expand description

Touch events for touchscreens

Variants§

Started

A touch started

Fields

§id: u64

Unique identifier for this touch

§x: f32

X position in window coordinates

§y: f32

Y position in window coordinates

§pressure: f32

Touch pressure (0.0 - 1.0)

Moved

A touch moved

Fields

§id: u64

Unique identifier for this touch

§x: f32

X position in window coordinates

§y: f32

Y position in window coordinates

§pressure: f32

Touch pressure (0.0 - 1.0)

Ended

A touch ended

Fields

§id: u64

Unique identifier for this touch

§x: f32

X position when ended

§y: f32

Y position when ended

Cancelled

A touch was cancelled (e.g., by system gesture)

Fields

§id: u64

Unique identifier for this touch

Implementations§

impl TouchEvent

pub fn id(&self) -> u64

Get the touch ID

pub fn position(&self) -> Option<(f32, f32)>

Get the position (returns None for Cancelled)

Trait Implementations§

impl Clone for TouchEvent

fn clone(&self) -> TouchEvent

Returns a duplicate of the value. Read more

1.0.0 · Source§

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

Performs copy-assignment from source. Read more

impl Debug for TouchEvent

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

impl Freeze for TouchEvent

impl RefUnwindSafe for TouchEvent

impl Send for TouchEvent

impl Sync for TouchEvent

impl Unpin for TouchEvent

impl UnsafeUnpin for TouchEvent

impl UnwindSafe for TouchEvent

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.