snake

Documentation

Index

• Variables
• func LoadFont(filename string) *opentype.Font
• func LoadImage(filename string) *ebiten.Image
• type Board
  • func NewBoard(X1, Y1, X2, Y2 float64) *Board
  • func (b *Board) Draw(screen *ebiten.Image)
  • func (b *Board) Height() int
  • func (b *Board) Width() int
  • func (b *Board) X() float64
  • func (b *Board) Y() float64
• type Cherry
  • func NewCherry(X, Y int, board *Board) *Cherry
  • func (c *Cherry) Draw(screen *ebiten.Image)
• type Direction
• type GameOver
  • func NewGameOver(layoutWidth, layoutHeight int) *GameOver
  • func (g *GameOver) Draw(screen *ebiten.Image, score int)
  • func (g *GameOver) UpdateKeys(keys []ebiten.Key) (retry bool)
• type Menu
  • func NewMenu(layoutWidth, layoutHeight int) *Menu
  • func (m *Menu) Draw(screen *ebiten.Image)
  • func (m *Menu) UpdateKeys(keys []ebiten.Key) (startGame bool)
• type Part
  • func NewPart(X, Y int, board *Board) *Part
  • func (p *Part) Draw(screen *ebiten.Image, direction Direction, partType PartType)
• type PartType
• type Snake
  • func NewSnake(layoutWidth, layoutHeight int) *Snake
  • func (s *Snake) ApplyDirection(keys []ebiten.Key)
  • func (s *Snake) Draw(screen *ebiten.Image)
  • func (s *Snake) Score() int
  • func (s *Snake) UpdateKeys(keys []ebiten.Key) error

Variables

var AssetBody *ebiten.Image

var AssetCherry *ebiten.Image

var AssetHead *ebiten.Image

var AssetTail *ebiten.Image

var ErrUnauthorizedMove = errors.New("unauthorized move")

Functions

func LoadFont

func LoadFont(filename string) *opentype.Font

func LoadImage

func LoadImage(filename string) *ebiten.Image

Types

type Board

type Board struct {
	// contains filtered or unexported fields
}

Board The board is a simple rectangle in which the snake will evolve

func NewBoard

func NewBoard(X1, Y1, X2, Y2 float64) *Board

func (*Board) Draw

func (b *Board) Draw(screen *ebiten.Image)

func (*Board) Height

func (b *Board) Height() int

func (*Board) Width

func (b *Board) Width() int

func (*Board) X

func (b *Board) X() float64

func (*Board) Y

func (b *Board) Y() float64

type Cherry

type Cherry struct {
	X, Y int // X & Y position in the grid
	// contains filtered or unexported fields
}

func NewCherry

func NewCherry(X, Y int, board *Board) *Cherry

func (*Cherry) Draw

func (c *Cherry) Draw(screen *ebiten.Image)

type Direction

type Direction int

const (
	Up Direction = iota
	Down
	Left
	Right
)

type GameOver

type GameOver struct {
	// contains filtered or unexported fields
}

func NewGameOver

func NewGameOver(layoutWidth, layoutHeight int) *GameOver

func (*GameOver) Draw

func (g *GameOver) Draw(screen *ebiten.Image, score int)

func (*GameOver) UpdateKeys

func (g *GameOver) UpdateKeys(keys []ebiten.Key) (retry bool)

type Menu

type Menu struct {
	// contains filtered or unexported fields
}

func NewMenu

func NewMenu(layoutWidth, layoutHeight int) *Menu

func (*Menu) Draw

func (m *Menu) Draw(screen *ebiten.Image)

func (*Menu) UpdateKeys

func (m *Menu) UpdateKeys(keys []ebiten.Key) (startGame bool)

type Part

type Part struct {
	X, Y int // X & Y position in the grid
	// contains filtered or unexported fields
}

func NewPart

func NewPart(X, Y int, board *Board) *Part

func (*Part) Draw

func (p *Part) Draw(screen *ebiten.Image, direction Direction, partType PartType)

type PartType

type PartType int

const (
	Head PartType = iota
	Body
	Tail
)

type Snake

type Snake struct {
	// contains filtered or unexported fields
}

func NewSnake

func NewSnake(layoutWidth, layoutHeight int) *Snake

func (*Snake) ApplyDirection

func (s *Snake) ApplyDirection(keys []ebiten.Key)

func (*Snake) Draw

func (s *Snake) Draw(screen *ebiten.Image)

func (*Snake) Score

func (s *Snake) Score() int

func (*Snake) UpdateKeys

func (s *Snake) UpdateKeys(keys []ebiten.Key) error