Package com.google.common.geometry
Interface S2ShapeAspect.ChainAspect
- All Known Subinterfaces:
S2LaxPolygonShape,S2LaxPolylineShape,S2ShapeAspect.EdgeAspect.Closed,S2ShapeAspect.EdgeAspect.Open,S2ShapeAspect.Mixed
- All Known Implementing Classes:
S2LaxPolygonShape.MultiArray,S2LaxPolygonShape.MultiList,S2LaxPolygonShape.MultiPacked,S2LaxPolygonShape.MultiSnapped,S2LaxPolygonShape.SimpleArray,S2LaxPolygonShape.SimpleList,S2LaxPolygonShape.SimplePacked,S2LaxPolygonShape.SimpleSnapped,S2LaxPolylineShape.MultiArray,S2LaxPolylineShape.MultiPacked,S2LaxPolylineShape.MultiSnapped,S2LaxPolylineShape.SimpleArray,S2LaxPolylineShape.SimpleList,S2LaxPolylineShape.SimplePacked,S2LaxPolylineShape.SimpleSnapped,S2ShapeAspect.ChainAspect.Multi,S2ShapeAspect.ChainAspect.Multi.Array,S2ShapeAspect.ChainAspect.Multi.Packed,S2ShapeAspect.ChainAspect.Multi.Snapped,S2ShapeAspect.ChainAspect.Simple,S2ShapeAspect.ChainAspect.Simple.Array,S2ShapeAspect.ChainAspect.Simple.Packed,S2ShapeAspect.ChainAspect.Simple.Snapped
- Enclosing interface:
S2ShapeAspect
public static interface S2ShapeAspect.ChainAspect
A provider of the 'edgeId' ranges for each chain, allowing alternate chain representations.
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Nested Class Summary
Nested ClassesModifier and TypeInterfaceDescriptionstatic classA sequence of chains, represented as an array of the first 'edgeId' for each chain.static classA single non-empty chain. -
Method Summary
Modifier and TypeMethodDescriptionintchainId(int edgeId) Returns the chain ID of a given edge.intedgeId(int chainId) Returns start edge ID of a chain, or the number of edges ifchainId==numChains().intgetChainLength(int chainId) ProvidesS2Shape.getChainLength(int).intgetChainStart(int chainId) ProvidesS2Shape.getChainStart(int).intProvidesS2Shape.numChains().
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Method Details
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chainId
int chainId(int edgeId) Returns the chain ID of a given edge. -
edgeId
int edgeId(int chainId) Returns start edge ID of a chain, or the number of edges ifchainId==numChains(). -
numChains
int numChains()ProvidesS2Shape.numChains(). -
getChainStart
int getChainStart(int chainId) ProvidesS2Shape.getChainStart(int). -
getChainLength
int getChainLength(int chainId) ProvidesS2Shape.getChainLength(int).
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