TerraHS-0.3 Contents Index

Algebras.Base.Attribute

Contents The Attribute type The Attributes class The Values class Operations on Value The Values class The Value type

Description

Module for handling the Attributes

Synopsis

data Attribute = Attr (String, Value) class Values v => Attributes a v | a -> v where getName :: a -> String getValue :: a -> v class Values a where toString :: a -> String toString :: Values a => a -> String class Values a where toString :: a -> String data Value = StValue String | DbValue Double | InValue Int32 | Undefined getValuebyName :: [Attribute] -> String -> Value

The Attribute type

data Attribute

Constructors Attr (String, Value) Instances Show Attribute Attributes Attribute Value GeoObjects TeGeoObject ObjectId Attribute Value TeGeometry TePolygon TeLine2D TePoint Double

The Attributes class

class Values v => Attributes a v | a -> v where

Methods getName :: a -> String getValue :: a -> v Instances Attributes Attribute Value

The Values class

class Values a where

Methods toString :: a -> String Instances Values Value

Operations on Value

toString :: Values a => a -> String

The Values class

class Values a where

Methods toString :: a -> String Instances Values Value

The Value type

data Value

Constructors StValue String DbValue Double InValue Int32 Undefined Instances Eq Value Num Value Show Value Values Value Attributes Attribute Value GeoObjects TeGeoObject ObjectId Attribute Value TeGeometry TePolygon TeLine2D TePoint Double

getValuebyName :: [Attribute] -> String -> Value

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