paletted

Documentation

Overview

Package paletted implements a image.Paletted replacement with a more compact encoding.

Index

• type Image
  • func (p *Image) At(x, y int) color.Color
  • func (p *Image) Bounds() image.Rectangle
  • func (p *Image) ColorModel() color.Model
  • func (p *Image) PixOffset(x, y int) int
  • func (p *Image) RGBA64At(x, y int) color.RGBA64
• type Palette
  • func (p Palette) At(i uint8) color.RGBA
• type Rectangle
  • func (r Rectangle) Rect() image.Rectangle

Types

type Image

type Image struct {
	Pix     []uint8
	Rect    Rectangle
	Palette Palette
}

Image is like image.Paletted with a more efficient palette.

func (*Image) At

func (p *Image) At(x, y int) color.Color

func (*Image) Bounds

func (p *Image) Bounds() image.Rectangle

func (*Image) ColorModel

func (p *Image) ColorModel() color.Model

func (*Image) PixOffset

func (p *Image) PixOffset(x, y int) int

func (*Image) RGBA64At

func (p *Image) RGBA64At(x, y int) color.RGBA64

type Palette

type Palette []byte

Palette is a list of RGBA colors encoded as a byte slice.

func (Palette) At

func (p Palette) At(i uint8) color.RGBA

type Rectangle

type Rectangle struct {
	MinX, MinY int16
	MaxX, MaxY int16
}

func (Rectangle) Rect

func (r Rectangle) Rect() image.Rectangle