Add missing ansi codes

ansi.bqn

@@ -4,4 +4,20 @@ ansi⇐{
   cyan⇐e∾"[36m"
   yellow⇐e∾"[33m"
   defaultB⇐e∾"[0m"
+  cursor⇐{
+    hide⇐e∾"[?25l"
+    show⇐e∾"[?25h"
+    origin⇐e∾"[H"
+  }
+  clear⇐{
+    screen⇐e∾"[2J"
+  }
+  reset⇐e∾"[0m"
+
+  InitTerm⇐{𝕤
+    •term.RawMode 1
+    •Out ansi.cursor.hide∾ansi.clear.screen∾ansi.cursor.origin
+  }
+
+  RestoreTerm⇐{𝕤⋄•Out ansi.reset∾ansi.cursor.show}
 }

arc.bqn

@@ -5,14 +5,11 @@
 ⟨ansi⟩←•Import "ansi.bqn"
 ⟨Game⟩←•Import "logic.bqn"
 
-e←ansi.e
+ansi.InitTerm @
-•term.RawMode 1 # set terminal to raw mode
-•Out e∾"[?25l"∾e∾"[2J"∾e∾"[H" # Cursor to origin, hide it and clear screen
 clear←""
-  
 g←Game "levels"‿" λ$⊕⭍#/\-|+<>^v"‿" λ$⊕⭍#/\-|+<>^v"‿⟨ansi.defaultB,ansi.yellow,ansi.cyan,ansi.red⟩
 {𝕤 # Loop until the user wins
-  •Out clear∾e∾"[H" # Cursor to origin
+  •Out clear∾ansi.cursor.origin
   clear↩""
   •Out "Level: "∾•Repr 1+g.currentLevel
   •Out ansi.yellow∾"⭍"∾ansi.defaultB∾" Power the machines (⊕) by moving the mirrors ("∾ansi.cyan∾"\/"∾ansi.defaultB∾")                  "
@@ -22,16 +19,16 @@ g←Game "levels"‿" λ$⊕⭍#/\-|+<>^v"‿" λ$⊕⭍#/\-|+<>^v"‿⟨ansi.de
   g.WinLevel @ ?
     •Out "Good job!, press any key to continue to the next level"
     key←•term.CharB @
-    clear↩e∾"[2J"
+    clear↩ansi.clear.screen
     g.NextLevel @
-    {𝕤⋄•Out e∾"[?12l"∾e∾"[?25h"⋄•Exit 0}⍟(key='q')@
+    {𝕤⋄ansi.RestoreTerm @⋄•Exit 0}⍟(key='q')@
     ;
     key←•term.CharB @
     {𝕤⋄g.Next ⊑("hjklaswd"=key)/∾˜⟨0‿¯1,1‿0,¯1‿0,0‿1⟩}⍟(⊑key∊"hjklaswd")@
     {𝕤⋄g.Undo @}⍟(key='u')@
-    {𝕤⋄•Out e∾"[?12l"∾e∾"[?25h"⋄•Exit 0}⍟(key='q')@
+    {𝕤⋄ansi.RestoreTerm @⋄•Exit 0}⍟(key='q')@
-    {𝕤⋄clear↩e∾"[2J"⋄g.Reset @}⍟(key='r')@
+    {𝕤⋄clear↩ansi.clear.screen⋄g.Reset @}⍟(key='r')@
-    {𝕤⋄clear↩e∾"[2J"}⍟(((1⊸+>○(⌊1+10⋆⁼1⌈⊢)⊢)¯1+≠g.moves)∧key='u')@
+    {𝕤⋄clear↩ansi.clear.screen}⍟(((1⊸+>○(⌊1+10⋆⁼1⌈⊢)⊢)¯1+≠g.moves)∧key='u')@
 }•_While_{𝕤⋄g.Over @}@
 •Out "Well played, you win!"
-•Out e∾"[?12l"∾e∾"[?25h"
+ansi.RestoreTerm @