Struct MultiPolygonCapacity

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pub struct MultiPolygonCapacity { /* private fields */ }
Expand description

A counter for the buffer sizes of a MultiPolygonArray.

This can be used to reduce allocations by allocating once for exactly the array size you need.

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impl MultiPolygonCapacity

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pub fn new( coord_capacity: usize, ring_capacity: usize, polygon_capacity: usize, geom_capacity: usize, ) -> Self

Create a new capacity with known sizes.

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pub fn new_empty() -> Self

Create a new empty capacity.

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pub fn is_empty(&self) -> bool

Return true if the capacity is empty.

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pub fn coord_capacity(&self) -> usize

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pub fn ring_capacity(&self) -> usize

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pub fn polygon_capacity(&self) -> usize

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pub fn geom_capacity(&self) -> usize

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pub fn add_polygon<'a>(&mut self, polygon: Option<&'a (impl PolygonTrait + 'a)>)

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pub fn add_multi_polygon<'a>( &mut self, multi_polygon: Option<&'a (impl MultiPolygonTrait + 'a)>, )

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pub fn add_polygon_capacity(&mut self, capacity: PolygonCapacity)

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pub fn from_multi_polygons<'a>( geoms: impl Iterator<Item = Option<&'a (impl MultiPolygonTrait + 'a)>>, ) -> Self

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pub fn num_bytes<O: OffsetSizeTrait>(&self) -> usize

The number of bytes an array with this capacity would occupy.

Trait Implementations§

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impl Add for MultiPolygonCapacity

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type Output = MultiPolygonCapacity

The resulting type after applying the + operator.
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fn add(self, rhs: Self) -> Self::Output

Performs the + operation. Read more
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impl AddAssign<PolygonCapacity> for MultiPolygonCapacity

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fn add_assign(&mut self, rhs: PolygonCapacity)

Performs the += operation. Read more
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impl AddAssign for MultiPolygonCapacity

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fn add_assign(&mut self, rhs: Self)

Performs the += operation. Read more
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impl Clone for MultiPolygonCapacity

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fn clone(&self) -> MultiPolygonCapacity

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for MultiPolygonCapacity

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for MultiPolygonCapacity

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl Copy for MultiPolygonCapacity

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🔬This is a nightly-only experimental API. (clone_to_uninit)
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