Struct kas::layout::RowSetter

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pub struct RowSetter<D, T, S>
where T: RowTemp, S: RowStorage,
{ /* private fields */ }
Expand description

A RulesSetter for rows (and, without loss of generality, for columns).

This is parameterised over:

  • D: Directional — whether this represents a row or a column
  • T: RowTemp — temporary storage type
  • S: RowStorage — persistent storage type

Implementations§

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impl<D, T, S> RowSetter<D, T, S>
where D: Directional, T: RowTemp, S: RowStorage,

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pub fn new(rect: Rect, _: (D, usize), storage: &mut S) -> RowSetter<D, T, S>

Construct

Argument order is consistent with other RulesSetters.

  • rect: the Rect within which to position children
  • (direction, len): direction and number of items
  • storage: access to the solver’s storage
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pub fn new_unsolved( rect: Rect, _: (D, usize), storage: &mut S ) -> RowSetter<D, T, S>

Construct without solving

In this case, it is assumed that the storage was already solved by a previous RowSetter. The user should optionally call solve_range on any ranges needing updating and finally call update_offsets before using this RowSetter to calculate child positions.

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pub fn update_offsets(&mut self, storage: &mut S)

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pub fn solve_range(&mut self, storage: &mut S, range: Range<usize>, width: i32)

Trait Implementations§

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impl<D, T, S> RulesSetter for RowSetter<D, T, S>
where D: Directional, T: RowTemp, S: RowStorage,

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type Storage = S

Type of storage
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type ChildInfo = usize

Type required by RulesSolver::for_child (see implementation documentation)
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fn child_rect( &mut self, storage: &mut <RowSetter<D, T, S> as RulesSetter>::Storage, index: <RowSetter<D, T, S> as RulesSetter>::ChildInfo ) -> Rect

Called once for each child. The order is unimportant.
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fn maximal_rect_of( &mut self, storage: &mut <RowSetter<D, T, S> as RulesSetter>::Storage, index: <RowSetter<D, T, S> as RulesSetter>::ChildInfo ) -> Rect

Calculates the maximal rect of a given child Read more

Auto Trait Implementations§

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impl<D, T, S> RefUnwindSafe for RowSetter<D, T, S>

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impl<D, T, S> Send for RowSetter<D, T, S>
where D: Send, S: Send, T: Send,

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impl<D, T, S> Sync for RowSetter<D, T, S>
where D: Sync, S: Sync, T: Sync,

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impl<D, T, S> Unpin for RowSetter<D, T, S>
where D: Unpin, S: Unpin, T: Unpin,

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impl<D, T, S> UnwindSafe for RowSetter<D, T, S>
where D: UnwindSafe, S: UnwindSafe, T: UnwindSafe,

Blanket Implementations§

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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

Mutably borrows from an owned value. Read more
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impl<S, T> Cast<T> for S
where T: Conv<S>,

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fn cast(self) -> T

Cast from Self to T Read more
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fn try_cast(self) -> Result<T, Error>

Try converting from Self to T Read more
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impl<S, T> CastApprox<T> for S
where T: ConvApprox<S>,

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fn try_cast_approx(self) -> Result<T, Error>

Try approximate conversion from Self to T Read more
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fn cast_approx(self) -> T

Cast approximately from Self to T Read more
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where T: ConvFloat<S>,

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fn cast_trunc(self) -> T

Cast to integer, truncating Read more
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Cast to the nearest integer Read more
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Cast the floor to an integer Read more
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Cast the ceiling to an integer Read more
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fn try_cast_trunc(self) -> Result<T, Error>

Try converting to integer with truncation Read more
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fn try_cast_nearest(self) -> Result<T, Error>

Try converting to the nearest integer Read more
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Try converting the floor to an integer Read more
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fn try_cast_ceil(self) -> Result<T, Error>

Try convert the ceiling to an integer Read more
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impl<T> Downcast<T> for T

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fn downcast(&self) -> &T

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where T: Any,

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Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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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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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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const ALIGN: usize = _

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

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