terrahs-0.5: Simple library for GIS Programs in Haskell. Source code Contents Index

Algebras.Base.Operations

Synopsis

class Set a where union :: [a] -> [a] -> [a] intersection :: [a] -> [a] -> [a] difference :: [a] -> [a] -> [a] class Topology a b => TopologyOps a b where intersects :: a -> b -> Bool touches :: a -> b -> Bool crosses :: a -> b -> Bool disjoint :: a -> b -> Bool within :: a -> b -> Bool equals :: a -> b -> Bool overlaps :: a -> b -> Bool coveredby :: a -> b -> Bool contains :: a -> b -> Bool containedBy :: b -> a -> Bool class TeRelations a b => Relations a b where relation :: a -> b -> TeSpatialRelation centroid :: Centroid a => a -> TePoint distance :: TePoint -> TePoint -> Double llength :: TeLine2D -> Double area :: TePolygon -> Double

Documentation

class Set a where Source

Methods union :: [a] -> [a] -> [a] Source intersection :: [a] -> [a] -> [a] Source difference :: [a] -> [a] -> [a] Source Instances Set TePolygon

class Topology a b => TopologyOps a b where Source

Methods intersects :: a -> b -> Bool Source touches :: a -> b -> Bool Source crosses :: a -> b -> Bool Source disjoint :: a -> b -> Bool Source within :: a -> b -> Bool Source equals :: a -> b -> Bool Source overlaps :: a -> b -> Bool Source coveredby :: a -> b -> Bool Source contains :: a -> b -> Bool Source containedBy :: b -> a -> Bool Source Instances TopologyOps TePoint TePoint TopologyOps TePoint TeCell TopologyOps TePoint TeCell TopologyOps TePoint TeLine2D TopologyOps TePoint TeLine2D TopologyOps TePoint TePolygon TopologyOps TePoint TePolygon TopologyOps TeCell TePoint TopologyOps TeCell TePoint TopologyOps TeCell TeCell TopologyOps TeCell TeLine2D TopologyOps TeCell TeLine2D TopologyOps TeCell TePolygon TopologyOps TeCell TePolygon TopologyOps TeLine2D TeCell TopologyOps TeLine2D TeCell TopologyOps TeLine2D TeLine2D TopologyOps TeLine2D TePolygon TopologyOps TeLine2D TePolygon TopologyOps TePolygon TeCell TopologyOps TePolygon TeCell TopologyOps TePolygon TePolygon TopologyOps TeGeometry TeGeometry

class TeRelations a b => Relations a b where Source

Methods relation :: a -> b -> TeSpatialRelation Source Instances Relations TePoint TeLine2D Relations TePoint TeLine2D Relations TePoint TePolygon Relations TePoint TePolygon Relations TeLine2D TePolygon Relations TeLine2D TePolygon Relations TePolygon TePolygon

centroid :: Centroid a => a -> TePoint Source

distance :: TePoint -> TePoint -> Double Source

llength :: TeLine2D -> Double Source

Returns the length of a Line 2D.

area :: TePolygon -> Double Source

Returns the area of a TePolygon

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