adventofcode/helpers/coordinateByteMap.go
2020-12-03 08:16:00 -06:00

47 lines
853 B
Go

package aoc
type CoordByteMap struct {
Field map[Coordinate]byte
Height int
Width int
}
func StringSliceToCoordByteMap(input []string) CoordByteMap {
ret := CoordByteMap{
Field: make(map[Coordinate]byte),
Height: len(input),
Width: 0,
}
for y := range input {
for x := range input[y] {
ret.Field[Coordinate{X: x, Y: y}] = input[y][x]
if x > ret.Width {
ret.Width = x
}
}
}
return ret
}
func (m *CoordByteMap) Get(pos Coordinate) byte {
if pos.X <= m.Width && pos.Y <= m.Height {
return m.Field[pos]
}
return 0
}
func (m *CoordByteMap) Put(pos Coordinate, val byte) {
m.Field[pos] = val
}
func (m CoordByteMap) String() string {
var ret string
for y := 0; y <= m.Height; y++ {
for x := 0; x <= m.Width; x++ {
ret = ret + string(m.Field[Coordinate{X: x, Y: y}])
}
ret = ret + "\n"
}
return ret
}