1 files changed, 14 insertions, 2 deletions

diff --git a/Tile.cpp b/Tile.cpp
index d73abe7..89524d0 100644
--- a/Tile.cpp
+++ b/Tile.cpp
@@ -3,6 +3,7 @@
 #include "Tile.h"
 #include "TileAppearance.h"
 #include "TileBehavior.h"
+#include "Museum.h"
 
 Tile::Tile(Museum & museum, TileData data) : museum(museum) {
 	this->set_data(data);
@@ -18,7 +19,18 @@ void Tile::update() {
 	this->behavior->update(*this);
 }
 
-void Tile::step() {
-	this->behavior->step();
+void Tile::step(Artist & artist) {
+	this->behavior->step(artist);
+}
+
+Tile * Tile::get_neighbor(int dx, int dy) {
+	Canvas & canvas = this->museum.canvas;
+	int x = this->x + dx;
+	int y = this->y + dy;
+	if (x < 0) return nullptr;
+	if (x > canvas.data.columns) return nullptr;
+	if (y < 0) return nullptr;
+	if (y > canvas.data.columns) return nullptr;
+	return &canvas.get_tile(x, y);
 }