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PrinterHandle

Struct PrinterHandle 

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pub struct PrinterHandle<'a> {
    pub record: &'a PrinterRecord,
}
Expand description

Borrowed view of a printer passed into crate::RasterDriver callbacks.

record is exposed for direct access; the helpers below are the commonly-needed shortcuts.

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§record: &'a PrinterRecord

The underlying registry entry.

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impl<'a> PrinterHandle<'a>

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pub fn driver_name(&self) -> &str

Driver name from the config (matches the value supplied by crate::DeviceBackend::driver_for_device).

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pub fn darkness(&self) -> i32

Configured darkness, 0–100.

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pub fn printhead_width_dots(&self) -> u32

Printhead width in dots.

Auto Trait Implementations§

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impl<'a> Freeze for PrinterHandle<'a>

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impl<'a> RefUnwindSafe for PrinterHandle<'a>

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impl<'a> Send for PrinterHandle<'a>

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impl<'a> Sync for PrinterHandle<'a>

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impl<'a> Unpin for PrinterHandle<'a>

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impl<'a> UnsafeUnpin for PrinterHandle<'a>

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impl<'a> UnwindSafe for PrinterHandle<'a>

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

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type Error = Infallible

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

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

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

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

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impl<A, B, T> HttpServerConnExec<A, B> for T
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