tile

Documentation

Index

• func CacheKeyForPNGTile(t slippy.Tile) string
• func CacheKeyForRasterzenTile(t slippy.Tile) string
• func CacheKeyForSVGTile(t slippy.Tile) string
• func CacheKeyForTile(t slippy.Tile, prefix string, ext string) string
• func RasterzenPathToImage(path string) (image.Image, error)
• func RasterzenToFeatureCollection(in io.Reader, out io.Writer) error
• func RasterzenToGeoJSON(in io.Reader, out io.Writer) error
• func RasterzenToImage(in io.Reader) (image.Image, error)
• func RasterzenToImageWithOptions(in io.Reader, svg_opts *RasterzenSVGOptions) (image.Image, error)
• func RasterzenToPNG(in io.Reader, out io.Writer, svg_opts *RasterzenSVGOptions) error
• func RasterzenToSVG(in io.Reader, out io.Writer) error
• func RasterzenToSVGWithOptions(in io.Reader, out io.Writer, svg_opts *RasterzenSVGOptions) error
• func RenderExtentTile(t slippy.Tile, c cache.Cache, nz_opts *nextzen.Options) (io.ReadCloser, error)
• func RenderGeoJSONTile(t slippy.Tile, c cache.Cache, nz_opts *nextzen.Options) (io.ReadCloser, error)
• func RenderPNGTile(t slippy.Tile, c cache.Cache, nz_opts *nextzen.Options, ...) (io.ReadCloser, error)
• func RenderRasterzenTile(t slippy.Tile, c cache.Cache, nz_opts *nextzen.Options) (io.ReadCloser, error)
• func RenderSVGTile(t slippy.Tile, c cache.Cache, nz_opts *nextzen.Options, ...) (io.ReadCloser, error)
• type Coordinate
• type Coordinates
• type Feature
• type FeatureCollection
• type Geometry
• type Polygon
• type RasterzenSVGOptions
  • func DefaultRasterzenSVGOptions() (*RasterzenSVGOptions, error)
  • func RasterzenSVGOptionsFromBytes(body []byte) (*RasterzenSVGOptions, error)
  • func RasterzenSVGOptionsFromFile(path string) (*RasterzenSVGOptions, error)
  • func RasterzenSVGOptionsFromReader(fh io.Reader) (*RasterzenSVGOptions, error)
  • func RasterzenSVGOptionsFromString(body string) (*RasterzenSVGOptions, error)
  • func (opts *RasterzenSVGOptions) Clone() *RasterzenSVGOptions
• type RasterzenSVGStyles
• type SVGStyle

Functions

func CacheKeyForPNGTile

func CacheKeyForPNGTile(t slippy.Tile) string

func CacheKeyForRasterzenTile

func CacheKeyForRasterzenTile(t slippy.Tile) string

func CacheKeyForSVGTile

func CacheKeyForSVGTile(t slippy.Tile) string

func CacheKeyForTile

func CacheKeyForTile(t slippy.Tile, prefix string, ext string) string

func RasterzenPathToImage

func RasterzenPathToImage(path string) (image.Image, error)

func RasterzenToFeatureCollection

func RasterzenToFeatureCollection(in io.Reader, out io.Writer) error

func RasterzenToGeoJSON

func RasterzenToGeoJSON(in io.Reader, out io.Writer) error

func RasterzenToImage

func RasterzenToImage(in io.Reader) (image.Image, error)

func RasterzenToImageWithOptions

func RasterzenToImageWithOptions(in io.Reader, svg_opts *RasterzenSVGOptions) (image.Image, error)

func RasterzenToPNG

func RasterzenToPNG(in io.Reader, out io.Writer, svg_opts *RasterzenSVGOptions) error

func RasterzenToSVG

func RasterzenToSVG(in io.Reader, out io.Writer) error

func RasterzenToSVGWithOptions

func RasterzenToSVGWithOptions(in io.Reader, out io.Writer, svg_opts *RasterzenSVGOptions) error

func RenderExtentTile

func RenderExtentTile(t slippy.Tile, c cache.Cache, nz_opts *nextzen.Options) (io.ReadCloser, error)

func RenderGeoJSONTile

func RenderGeoJSONTile(t slippy.Tile, c cache.Cache, nz_opts *nextzen.Options) (io.ReadCloser, error)

func RenderPNGTile

func RenderPNGTile(t slippy.Tile, c cache.Cache, nz_opts *nextzen.Options, svg_opts *RasterzenSVGOptions) (io.ReadCloser, error)

func RenderRasterzenTile

func RenderRasterzenTile(t slippy.Tile, c cache.Cache, nz_opts *nextzen.Options) (io.ReadCloser, error)

func RenderSVGTile

func RenderSVGTile(t slippy.Tile, c cache.Cache, nz_opts *nextzen.Options, svg_opts *RasterzenSVGOptions) (io.ReadCloser, error)

Types

type Coordinate

type Coordinate []float64

type Coordinates

type Coordinates []Coordinate

type Feature

type Feature struct {
	Type       string            `json:"type"`
	Geometry   Geometry          `json:"geometry"`
	Properties map[string]string `json:"properties"`
}

type FeatureCollection

type FeatureCollection struct {
	Type     string        `json:"type"`
	Features []interface{} `json:"features"`
}

type Geometry

type Geometry struct {
	Type        string      `json:"type"`
	Coordinates interface{} `json:"coordinates"`
}

type Polygon

type Polygon []Coordinates

type RasterzenSVGOptions

type RasterzenSVGOptions struct {
	TileSize      float64            `json:"tile_size"`
	TileExtent    *geom.Extent       `json:"tile_extent"`
	Stroke        string             `json:"stroke"`
	StrokeWidth   float64            `json:"stroke_width"`
	StrokeOpacity float64            `json:"stroke_opacity"`
	Fill          string             `json:"fill"`
	FillOpacity   float64            `json:"fill_opacity"`
	Styles        RasterzenSVGStyles `json:"styles"`
}

func DefaultRasterzenSVGOptions

func DefaultRasterzenSVGOptions() (*RasterzenSVGOptions, error)

func RasterzenSVGOptionsFromBytes

func RasterzenSVGOptionsFromBytes(body []byte) (*RasterzenSVGOptions, error)

func RasterzenSVGOptionsFromFile

func RasterzenSVGOptionsFromFile(path string) (*RasterzenSVGOptions, error)

func RasterzenSVGOptionsFromReader

func RasterzenSVGOptionsFromReader(fh io.Reader) (*RasterzenSVGOptions, error)

func RasterzenSVGOptionsFromString

func RasterzenSVGOptionsFromString(body string) (*RasterzenSVGOptions, error)

func (*RasterzenSVGOptions) Clone

func (opts *RasterzenSVGOptions) Clone() *RasterzenSVGOptions

type RasterzenSVGStyles

type RasterzenSVGStyles map[string]SVGStyle

type SVGStyle

type SVGStyle struct {
	Stroke        string  `json:"stroke"`
	StrokeWidth   float64 `json:"stroke_width"`
	StrokeOpacity float64 `json:"stroke_opacity"`
	Fill          string  `json:"fill"`
	FillOpacity   float64 `json:"fill_opacity"`
}