[−][src]Struct rt_graph::NullDataSource
A DataSource
that returns no data points.
Implementations
impl NullDataSource
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pub fn new() -> NullDataSource
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Constructs a new instance of NullDataSource
.
Trait Implementations
impl DataSource for NullDataSource
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fn get_data(&mut self) -> Result<Vec<Point>>
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fn get_num_values(&self) -> Result<usize>
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fn get_colors(&self) -> Result<Vec<Color>>
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impl Debug for NullDataSource
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Auto Trait Implementations
impl RefUnwindSafe for NullDataSource
impl Send for NullDataSource
impl Sync for NullDataSource
impl Unpin for NullDataSource
impl UnwindSafe for NullDataSource
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
pub fn borrow_mut(&mut self) -> &mut T
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impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<V, T> VZip<V> for T where
V: MultiLane<T>,
V: MultiLane<T>,