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package module

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Versions in this module

v0

v0.0.10

Jun 7, 2022

v0.0.9

Jun 7, 2022

v0.0.8

May 24, 2021

v0.0.7

May 24, 2021

v0.0.6

May 24, 2021

Changes in this version

+ func CanDisplay(pos s2.LatLng) bool

+ func CreateBBox(nwlat float64, nwlng float64, selat float64, selng float64) (*s2.Rect, error)

+ func GetTileProviders() map[string]*TileProvider

+ func Luminance(col color.Color) float64

+ func ParseColorString(s string) (color.Color, error)

+ type Area struct

+ Color color.Color

+ Fill color.Color

+ Positions []s2.LatLng

+ Weight float64

+ func NewArea(positions []s2.LatLng, col color.Color, fill color.Color, weight float64) *Area

+ func ParseAreaString(s string) (*Area, error)

+ func (p *Area) Bounds() s2.Rect

+ func (p *Area) Draw(gc *gg.Context, trans *Transformer)

+ func (p *Area) ExtraMarginPixels() (float64, float64, float64, float64)

+ type Circle struct

+ Color color.Color

+ Fill color.Color

+ Position s2.LatLng

+ Radius float64

+ Weight float64

+ func NewCircle(pos s2.LatLng, col, fill color.Color, radius, weight float64) *Circle

+ func ParseCircleString(s string) (circles []*Circle, err error)

+ func (m *Circle) Bounds() s2.Rect

+ func (m *Circle) Draw(gc *gg.Context, trans *Transformer)

+ func (m *Circle) ExtraMarginPixels() (float64, float64, float64, float64)

+ type Context struct

+ func NewContext() *Context

+ func (m *Context) AddArea(area *Area)

+ func (m *Context) AddCircle(circle *Circle)

+ func (m *Context) AddMarker(marker *Marker)

+ func (m *Context) AddObject(object MapObject)

+ func (m *Context) AddOverlay(overlay *TileProvider)

+ func (m *Context) AddPath(path *Path)

+ func (m *Context) Attribution() string

+ func (m *Context) ClearAreas()

+ func (m *Context) ClearCircles()

+ func (m *Context) ClearMarkers()

+ func (m *Context) ClearObjects()

+ func (m *Context) ClearOverlays()

+ func (m *Context) ClearPaths()

+ func (m *Context) OverrideAttribution(attribution string)

+ func (m *Context) Render() (image.Image, error)

+ func (m *Context) RenderWithBounds() (image.Image, s2.Rect, error)

+ func (m *Context) RenderWithTransformer() (image.Image, *Transformer, error)

+ func (m *Context) SetBackground(col color.Color)

+ func (m *Context) SetBoundingBox(bbox s2.Rect)

+ func (m *Context) SetCache(cache TileCache)

+ func (m *Context) SetCenter(center s2.LatLng)

+ func (m *Context) SetLogo(logo Logo)

+ func (m *Context) SetSize(width, height int)

+ func (m *Context) SetTileProvider(t *TileProvider)

+ func (m *Context) SetUserAgent(a string)

+ func (m *Context) SetZoom(zoom int)

+ func (m *Context) Transformer() (*Transformer, error)

+ type ImageMarker struct

+ Img image.Image

+ OffsetX float64

+ OffsetY float64

+ Position s2.LatLng

+ func NewImageMarker(pos s2.LatLng, img image.Image, offsetX, offsetY float64) *ImageMarker

+ func ParseImageMarkerString(s string) ([]*ImageMarker, error)

+ func (m *ImageMarker) Bounds() s2.Rect

+ func (m *ImageMarker) Draw(gc *gg.Context, trans *Transformer)

+ func (m *ImageMarker) ExtraMarginPixels() (float64, float64, float64, float64)

+ func (m *ImageMarker) SetImage(img image.Image)

+ func (m *ImageMarker) SetOffsetX(offset float64)

+ func (m *ImageMarker) SetOffsetY(offset float64)

+ type Logo struct

+ Logo image.Image

+ X float64

+ Y float64

+ type MapObject interface

+ Bounds func() s2.Rect

+ Draw func(dc *gg.Context, trans *Transformer)

+ ExtraMarginPixels func() (float64, float64, float64, float64)

+ type Marker struct

+ Color color.Color

+ Label string

+ LabelColor color.Color

+ Position s2.LatLng

+ Size float64

+ func NewMarker(pos s2.LatLng, col color.Color, size float64) *Marker

+ func ParseMarkerString(s string) ([]*Marker, error)

+ func (m *Marker) Bounds() s2.Rect

+ func (m *Marker) Draw(gc *gg.Context, trans *Transformer)

+ func (m *Marker) ExtraMarginPixels() (float64, float64, float64, float64)

+ func (m *Marker) SetLabelColor(col color.Color)

+ type Path struct

+ Color color.Color

+ Positions []s2.LatLng

+ Weight float64

+ func NewPath(positions []s2.LatLng, col color.Color, weight float64) *Path

+ func ParsePathString(s string) ([]*Path, error)

+ func (p *Path) Bounds() s2.Rect

+ func (p *Path) Draw(gc *gg.Context, trans *Transformer)

+ func (p *Path) ExtraMarginPixels() (float64, float64, float64, float64)

+ type Task struct

+ type TileCache interface

+ Path func() string

+ Perm func() os.FileMode

+ type TileCacheStaticPath struct

+ func NewTileCache(rootPath string, perm os.FileMode) *TileCacheStaticPath

+ func NewTileCacheFromUserCache(perm os.FileMode) *TileCacheStaticPath

+ func (c *TileCacheStaticPath) Path() string

+ func (c *TileCacheStaticPath) Perm() os.FileMode

+ type TileFetcher struct

+ func NewTileFetcher(tileProvider *TileProvider, cache TileCache) *TileFetcher

+ func (t *TileFetcher) Download(url string) ([]byte, error)

+ func (t *TileFetcher) Fetch(zoom, x, y int) (image.Image, error)

+ func (t *TileFetcher) SetUserAgent(a string)

+ type TileImage struct

+ type TileProvider struct

+ Attribution string

+ IgnoreNotFound bool

+ Name string

+ Shards []string

+ TileSize int

+ URLPattern string

+ func NewTileProviderArcgisWorldImagery() *TileProvider

+ func NewTileProviderCartoDark() *TileProvider

+ func NewTileProviderCartoLight() *TileProvider

+ func NewTileProviderOpenCycleMap() *TileProvider

+ func NewTileProviderOpenStreetMaps() *TileProvider

+ func NewTileProviderOpenTopoMap() *TileProvider

+ func NewTileProviderStamenTerrain() *TileProvider

+ func NewTileProviderStamenToner() *TileProvider

+ func NewTileProviderThunderforestLandscape() *TileProvider

+ func NewTileProviderThunderforestOutdoors() *TileProvider

+ func NewTileProviderThunderforestTransport() *TileProvider

+ func NewTileProviderWikimedia() *TileProvider

+ type Transformer struct

+ func (t *Transformer) LatLngToXY(ll s2.LatLng) (float64, float64)

+ func (t *Transformer) Rect() (bbox s2.Rect)

+ func (t *Transformer) XYToLatLng(x float64, y float64) s2.LatLng