pub struct PeakMeter;
Expand description

A simple horizontal peak meter.

TODO: There are currently no styling options at all TODO: Vertical peak meter, this is just a proof of concept to fit the gain GUI example.

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impl PeakMeter

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pub fn new<L>( cx: &mut Context, level_dbfs: L, hold_time: Option<Duration> ) -> Handle<'_, Self>where L: Lens<Target = f32>,

Creates a new PeakMeter for the given value in decibel, optionally holding the peak value for a certain amount of time.

Trait Implementations§

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impl View for PeakMeter

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fn element(&self) -> Option<&'static str>

The name of the view. This is used in css: to style every single one of a given view, you specify the element name.
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fn build<F>(self, cx: &mut Context, content: F) -> Handle<'_, Self>where F: FnOnce(&mut Context),

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fn event(&mut self, cx: &mut EventContext<'_>, event: &mut Event)

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fn draw(&self, cx: &mut DrawContext<'_>, canvas: &mut Canvas<OpenGl>)

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impl<T> Any for Twhere 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 Twhere 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 Twhere T: ?Sized,

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

Mutably borrows from an owned value. Read more
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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<S> FromSample<S> for S

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fn from_sample_(s: S) -> S

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

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> Pointable for T

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const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T, U> ToSample<U> for Twhere U: FromSample<T>,

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fn to_sample_(self) -> U

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

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> ViewHandler for Twhere T: View + 'static,

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fn element(&self) -> Option<&'static str>

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fn event(&mut self, cx: &mut EventContext<'_>, event: &mut Event)

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fn draw(&self, cx: &mut DrawContext<'_>, canvas: &mut Canvas<OpenGl>)

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fn as_any_ref(&self) -> &(dyn Any + 'static)

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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

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impl<T> Any for Twhere T: Any,

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impl<S, T> Duplex<S> for Twhere T: FromSample<S> + ToSample<S>,