Package com.google.common.geometry
Class S2RegionUnion
- java.lang.Object
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- com.google.common.geometry.S2RegionUnion
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- All Implemented Interfaces:
S2Region
,java.io.Serializable
@GwtCompatible(serializable=true) public class S2RegionUnion extends java.lang.Object implements S2Region, java.io.Serializable
An S2RegionUnion represents a union of possibly overlapping regions. It is convenient for computing a covering of a set of regions. The regions are assumed to be immutable.- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description private S2Cap
cachedCapBound
private S2LatLngRect
cachedRectBound
(package private) S2Region[]
regions
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Constructor Summary
Constructors Constructor Description S2RegionUnion(java.util.Collection<S2Region> regions)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
contains(S2Cell cell)
Only returns true if one of the regions fully contains the cell.boolean
contains(S2Point point)
Only returns true if one of the regions contains the point.boolean
equals(java.lang.Object thatObject)
Returns true if this S2RegionUnion is equal to another S2RegionUnion, where each region must be equal and in the same order.S2Cap
getCapBound()
Return a bounding spherical cap.S2LatLngRect
getRectBound()
Return a bounding latitude-longitude rectangle.int
hashCode()
boolean
mayIntersect(S2Cell cell)
Returns true if the cell may intersect any region in this collection.
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Field Detail
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regions
final S2Region[] regions
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cachedCapBound
private transient S2Cap cachedCapBound
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cachedRectBound
private transient S2LatLngRect cachedRectBound
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Constructor Detail
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S2RegionUnion
public S2RegionUnion(java.util.Collection<S2Region> regions)
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Method Detail
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contains
public boolean contains(S2Cell cell)
Only returns true if one of the regions fully contains the cell.
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contains
public boolean contains(S2Point point)
Only returns true if one of the regions contains the point.
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getCapBound
public S2Cap getCapBound()
Description copied from interface:S2Region
Return a bounding spherical cap.- Specified by:
getCapBound
in interfaceS2Region
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getRectBound
public S2LatLngRect getRectBound()
Description copied from interface:S2Region
Return a bounding latitude-longitude rectangle.- Specified by:
getRectBound
in interfaceS2Region
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mayIntersect
public boolean mayIntersect(S2Cell cell)
Returns true if the cell may intersect any region in this collection.- Specified by:
mayIntersect
in interfaceS2Region
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equals
public boolean equals(java.lang.Object thatObject)
Returns true if this S2RegionUnion is equal to another S2RegionUnion, where each region must be equal and in the same order. This method is intended only for testing purposes. NOTE: This should be rewritten to disregard order if such functionality is ever required.- Overrides:
equals
in classjava.lang.Object
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hashCode
public int hashCode()
- Overrides:
hashCode
in classjava.lang.Object
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