hash out state

state.go

@@ -0,0 +1,20 @@
+package roba
+
+type Loc struct {
+	X int
+	Y int
+}
+
+type Cell struct {
+	Tile Tile
+}
+
+type Map interface {
+	OnTick(n int, s *State)
+	Name() string
+}
+
+type State struct {
+	Layout *Layout
+	Map    Map
+}