render

Documentation

Index

• func CircleRender(shape *geometry.Circle, paint Painter) image.Image
• func PathRender(path geometry.Path, paint Painter, width float64) image.Image
• func PolygonRender(shape *geometry.Polygon, paint Painter) image.Image
• func ShapeRender(shape geometry.Shape, paint Painter) image.Image
• type Painter
  • func ColorPainter(c color.Color) Painter

Functions

func CircleRender

func CircleRender(shape *geometry.Circle, paint Painter) image.Image

func PathRender

func PathRender(path geometry.Path, paint Painter, width float64) image.Image

PathRender renders a Path with a given Painter and width, using a divide-et impera in order to obtain close points

func PolygonRender

func PolygonRender(shape *geometry.Polygon, paint Painter) image.Image

func ShapeRender

func ShapeRender(shape geometry.Shape, paint Painter) image.Image

Types

type Painter

type Painter func(float64, int, int) color.Color

Painter is an interface for a function that recieves a set of coordinates and a factor value between 0 and 1 and returns a color

func ColorPainter

func ColorPainter(c color.Color) Painter

ColorPainter returns a Painter function that returns the linear interpolation between color.Transparent and the given color, based on the given factor