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Diffstat (limited to 'app/src/main/java/space/jakob/mines/Grid.kt')
-rw-r--r--app/src/main/java/space/jakob/mines/Grid.kt7
1 files changed, 6 insertions, 1 deletions
diff --git a/app/src/main/java/space/jakob/mines/Grid.kt b/app/src/main/java/space/jakob/mines/Grid.kt
index b61f5f1..2eec411 100644
--- a/app/src/main/java/space/jakob/mines/Grid.kt
+++ b/app/src/main/java/space/jakob/mines/Grid.kt
@@ -31,12 +31,17 @@ class Grid(val width: Int, val height: Int, val tiles: Array<Tile>) {
}
private fun index(x: Int, y: Int) = y * width + x
- private fun valid(x: Int, y: Int) = y in 0 until height && x in 0 until width
private fun place(x: Int, y: Int, tile: Tile) {
tiles[index(x, y)] = tile
}
/**
+ * Returns whether or not @see get on the given index would raise an
+ * @exception IllegalArgumentException
+ */
+ fun valid(x: Int, y: Int) = y in 0 until height && x in 0 until width
+
+ /**
* Returns the tile at the given coordinates.
*
* @throws IllegalArgumentException if the X coordinate is outside