[−][src]Trait input::TouchEvent

pub trait TouchEvent: Sized {
    fn from_touch_args(args: &TouchArgs, old_event: &Self) -> Option<Self>;

    fn touch<U, F>(&self, f: F) -> Option<U>
    where
        F: FnMut(&TouchArgs) -> U;

    fn touch_args(&self) -> Option<TouchArgs> { ... }
}

When a touch is started, moved, ended or cancelled.

Required methods

fn from_touch_args(args: &TouchArgs, old_event: &Self) -> Option<Self>

Creates a touch event.

Preserves time stamp from original input event, if any.

fn touch<U, F>(&self, f: F) -> Option<U> where
    F: FnMut(&TouchArgs) -> U, 

Calls closure if this is a touch event.

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Provided methods

fn touch_args(&self) -> Option<TouchArgs>

Returns touch arguments.

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Implementors

impl TouchEvent for Event[src]

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