rendering

Documentation

Index

• type PathSymbolizer
  • func (ps *PathSymbolizer) Draw(gc draw2d.GraphicContext, shape geom.Shape)
• type PolygonSymbolizer
  • func (ps *PolygonSymbolizer) Draw(gc draw2d.GraphicContext, shape geom.Shape)
• type Renderer
  • func NewRenderer(m *mapping.Map, width, height int) *Renderer
  • func (r *Renderer) ClipTo(lng0, lat0, lng1, lat1 float64)
  • func (r *Renderer) ClipToMap() error
  • func (r *Renderer) Draw() image.Image
  • func (r *Renderer) DrawAdjustedToFile(filename string) error
  • func (r *Renderer) DrawToFile(filename string) error
• type SubImage
• type Symbolizer
• type TextSymbolizer
  • func (ts *TextSymbolizer) Draw(gc draw2d.GraphicContext, shape geom.Shape)

Types

type PathSymbolizer

type PathSymbolizer struct {
	query.Filter
	// contains filtered or unexported fields
}

func (*PathSymbolizer) Draw

func (ps *PathSymbolizer) Draw(gc draw2d.GraphicContext, shape geom.Shape)

type PolygonSymbolizer

type PolygonSymbolizer struct {
	query.Filter
	// contains filtered or unexported fields
}

func (*PolygonSymbolizer) Draw

func (ps *PolygonSymbolizer) Draw(gc draw2d.GraphicContext, shape geom.Shape)

type Renderer

type Renderer struct {
	sync.Mutex
	// contains filtered or unexported fields
}

func NewRenderer

func NewRenderer(m *mapping.Map, width, height int) *Renderer

func (*Renderer) ClipTo

func (r *Renderer) ClipTo(lng0, lat0, lng1, lat1 float64)

func (*Renderer) ClipToMap

func (r *Renderer) ClipToMap() error

func (*Renderer) Draw

func (r *Renderer) Draw() image.Image

func (*Renderer) DrawAdjustedToFile

func (r *Renderer) DrawAdjustedToFile(filename string) error

func (*Renderer) DrawToFile

func (r *Renderer) DrawToFile(filename string) error

type SubImage

type SubImage interface {
	SubImage(r image.Rectangle) image.Image
}

type Symbolizer

type Symbolizer interface {
	Applies(shape geom.Shape) bool
	Draw(gc draw2d.GraphicContext, shape geom.Shape)
}

type TextSymbolizer

type TextSymbolizer struct {
	query.Filter
	// contains filtered or unexported fields
}

func (*TextSymbolizer) Draw

func (ts *TextSymbolizer) Draw(gc draw2d.GraphicContext, shape geom.Shape)