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R: data clump -> deltaX, deltaY -> Vector

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This commit is contained in:
Paul Hameteman 2025-10-14 23:49:31 +02:00
commit 37b23abbd4
3 changed files with 21 additions and 8 deletions
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12
src/main/kotlin/org/example/Heading.kt
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@ -1,10 +1,10 @@
package org.example
enum class Heading(val symbol: Char, val deltaX: Int, val deltaY: Int) {
NORTH('N', 0, 1),
EAST('E', 1, 0),
SOUTH('S', 0, -1),
WEST('W', -1, 0),
enum class Heading(val symbol: Char, val vector: Vector) {
NORTH('N', Vector(0, 1)),
EAST('E', Vector(1, 0)),
SOUTH('S', Vector(0, -1)),
WEST('W', Vector(-1, 0)),
;
fun turnLeft(): Heading =
@ -26,7 +26,7 @@ enum class Heading(val symbol: Char, val deltaX: Int, val deltaY: Int) {
fun move(
x: Int,
y: Int,
): Pair<Int, Int> = Pair(x + deltaX, y + deltaY)
): Pair<Int, Int> = Pair(x + vector.deltaX, y + vector.deltaY)
override fun toString(): String = symbol.toString()