grid

Documentation

Index

• Variables
• type Direction
  • func (d Direction) Opposite() Direction
  • func (d Direction) Rotate() Direction
  • func (d Direction) Scale(n int) Direction
• type Grid
  • func New[T comparable](rows, cols int) *Grid[T]
  • func NewWithString(s string) *Grid[rune]
  • func (g *Grid[T]) Copied() *Grid[T]
  • func (g *Grid[T]) Copy(gg *Grid[T])
  • func (g *Grid[T]) CopyTo(gg *Grid[T])
  • func (g *Grid[T]) Equal(f *Grid[T]) bool
  • func (g *Grid[T]) Get(p Position) T
  • func (g *Grid[T]) Getrc(row, col int) T
  • func (g *Grid[T]) Nearest(from Position, dirs []Direction, ok func(Position) bool, dir ...Direction) *Position
  • func (g *Grid[T]) OutBound(pos Position) bool
  • func (g *Grid[T]) Range(action RangeAction[T])
  • func (g *Grid[T]) Set(p Position, val T)
  • func (g *Grid[T]) SetData(data [][]T)
• type Position
  • func TransForm(p Position, d Direction) Position
  • func (p Position) TransForm(d Direction) Position
• type RangeAction

Variables

var (
	Up        = Direction{Dx: 0, Dy: -1}
	Down      = Direction{Dx: 0, Dy: 1}
	Left      = Direction{Dx: -1, Dy: 0}
	Right     = Direction{Dx: 1, Dy: 0}
	UpLeft    = Direction{Dx: -1, Dy: -1}
	UpRight   = Direction{Dx: 1, Dy: -1}
	DownLeft  = Direction{Dx: -1, Dy: 1}
	DownRight = Direction{Dx: 1, Dy: 1}

	NormalDirections = []Direction{Up, Down, Left, Right}
	AllDirections    = []Direction{Up, Down, Left, Right, UpLeft, UpRight, DownLeft, DownRight}
)

Types

type Direction

type Direction struct {
	Dx int
	Dy int
}

func (Direction) Opposite

func (d Direction) Opposite() Direction

func (Direction) Rotate

func (d Direction) Rotate() Direction

func (Direction) Scale

func (d Direction) Scale(n int) Direction

type Grid

type Grid[T comparable] struct {
	// contains filtered or unexported fields
}

func New

func New[T comparable](rows, cols int) *Grid[T]

func NewWithString

func NewWithString(s string) *Grid[rune]

func (*Grid[T]) Copied

func (g *Grid[T]) Copied() *Grid[T]

func (*Grid[T]) Copy

func (g *Grid[T]) Copy(gg *Grid[T])

func (*Grid[T]) CopyTo

func (g *Grid[T]) CopyTo(gg *Grid[T])

func (*Grid[T]) Equal

func (g *Grid[T]) Equal(f *Grid[T]) bool

func (*Grid[T]) Get

func (g *Grid[T]) Get(p Position) T

func (*Grid[T]) Getrc

func (g *Grid[T]) Getrc(row, col int) T

func (*Grid[T]) Nearest

func (g *Grid[T]) Nearest(from Position, dirs []Direction, ok func(Position) bool, dir ...Direction) *Position

func (*Grid[T]) OutBound

func (g *Grid[T]) OutBound(pos Position) bool

func (*Grid[T]) Range

func (g *Grid[T]) Range(action RangeAction[T])

func (*Grid[T]) Set

func (g *Grid[T]) Set(p Position, val T)

func (*Grid[T]) SetData

func (g *Grid[T]) SetData(data [][]T)

type Position

type Position struct {
	Row int
	Col int
}

func TransForm

func TransForm(p Position, d Direction) Position

func (Position) TransForm

func (p Position) TransForm(d Direction) Position

type RangeAction

type RangeAction[T comparable] func(pos Position, char T, isLineEnd bool) (end bool)