geometry

Documentation

Index

• Constants
• type IGeometry
  • func ReadInputConstraints(inputJsonFile string) []IGeometry
• type JSONLineString
• type JSONPoint
• type JSONPolygon
• type JSONType
• type Point
  • func CreatePoint(id string, coordinates []float64, meta string) Point
  • func (g Point) Geometry() geom.Geometry
• type Polygon
  • func CreatePolygon(id string, coordinates []geom.Coords, meta string) Polygon
  • func (g Polygon) Geometry() geom.Geometry
• type Polyline
  • func CreatePolyline(id string, coordinates geom.Coords, meta string) Polyline
  • func ReadInputPolylines(inputJsonFile string) []Polyline
  • func (pln Polyline) Geometry() geom.Geometry
  • func (pln *Polyline) Len() int
  • func (pln *Polyline) Range() rng.Rng
  • func (pln *Polyline) Segment(i, j int) *geom.Segment
  • func (pln *Polyline) SegmentBounds() []mono.MBR
  • func (pln *Polyline) SubCoordinates(rng rng.Rng) geom.Coords
  • func (pln *Polyline) SubPolyline(rng rng.Rng) Polyline

Constants

const (
	TypePoint             string = "Point"
	TypeLineString        string = "LineString"
	TypePolygon           string = "Polygon"
	TypeMultiPoint        string = "MultiPoint"
	TypeMultiLineString   string = "MultiLineString"
	TypeMultiPolygon      string = "MultiPolygon"
	TypeFeature           string = "Feature"
	TypeFeatureCollection string = "FeatureCollection"
)

Types

type IGeometry

type IGeometry interface {
	Geometry() geom.Geometry
}

func ReadInputConstraints

func ReadInputConstraints(inputJsonFile string) []IGeometry

type JSONLineString

type JSONLineString struct {
	Id          string
	Coordinates [][]float64
	Meta        string
}

type JSONPoint

type JSONPoint struct {
	Id          string
	Coordinates []float64
	Meta        string
}

type JSONPolygon

type JSONPolygon struct {
	Id          string
	Coordinates [][][]float64
	Meta        string
}

type JSONType

type JSONType struct {
	Type string `json:"type"`
}

type Point

type Point struct {
	G    geom.Point
	Id   string
	Meta string
}

func CreatePoint

func CreatePoint(id string, coordinates []float64, meta string) Point

CreatePoint constructs a new point

func (Point) Geometry

func (g Point) Geometry() geom.Geometry

Geometry interface

type Polygon

type Polygon struct {
	G    *geom.Polygon
	Id   string
	Meta string
}

func CreatePolygon

func CreatePolygon(id string, coordinates []geom.Coords, meta string) Polygon

CreatePolygon creates a new Polygon

func (Polygon) Geometry

func (g Polygon) Geometry() geom.Geometry

Geometry interface

type Polyline

type Polyline struct {
	G    *geom.LineString
	Id   string
	Meta string
}

Polyline Type

func CreatePolyline

func CreatePolyline(id string, coordinates geom.Coords, meta string) Polyline

CreatePolyline construct new polyline

func ReadInputPolylines

func ReadInputPolylines(inputJsonFile string) []Polyline

func (Polyline) Geometry

func (pln Polyline) Geometry() geom.Geometry

Geometry interface

func (*Polyline) Len

func (pln *Polyline) Len() int

Len - number of coordinates in polyline

func (*Polyline) Range

func (pln *Polyline) Range() rng.Rng

Range of entire polyline

func (*Polyline) Segment

func (pln *Polyline) Segment(i, j int) *geom.Segment

Segment given range

func (*Polyline) SegmentBounds

func (pln *Polyline) SegmentBounds() []mono.MBR

SegmentBounds computes segment bounds

func (*Polyline) SubCoordinates

func (pln *Polyline) SubCoordinates(rng rng.Rng) geom.Coords

SubCoordinates - generates sub polyline from generator indices

func (*Polyline) SubPolyline

func (pln *Polyline) SubPolyline(rng rng.Rng) Polyline

SubPolyline - generates sub polyline from generator indices