From a9e90a7b708e52a8875530eb00313146b43a9926 Mon Sep 17 00:00:00 2001
From: Justin Worthe <justin.worthe@gmail.com>
Date: Sat, 23 Aug 2014 19:18:36 +0200
Subject: Added wrapping of game world

---
 .editorconfig          |  2 +-
 assets/levels/maze.lvl |  2 +-
 game/prefabs/player.js | 15 +++++++++++++++
 game/states/play.js    | 43 ++++++++++++++++++++++++++++++++++++++++---
 todo.md                |  3 ---
 5 files changed, 57 insertions(+), 8 deletions(-)

diff --git a/.editorconfig b/.editorconfig
index d1d8a41..4b4fd7c 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -1,7 +1,7 @@
 # http://editorconfig.org
 root = true
 
-[*]
+[game/*]
 indent_style = space
 indent_size = 2
 end_of_line = lf
diff --git a/assets/levels/maze.lvl b/assets/levels/maze.lvl
index 4d59c43..e2d2a3e 100644
--- a/assets/levels/maze.lvl
+++ b/assets/levels/maze.lvl
@@ -8,7 +8,7 @@
 ####.###.#.###.####
 ####.#.......#.####
 ####.#.## ##.#.####
-#  B...#   #...A  #
+   B...#   #...A   
 ####.#.## ##.#.####
 ####.#.......#.####
 ####.#.#####.#.####
diff --git a/game/prefabs/player.js b/game/prefabs/player.js
index e33b109..a4d1b57 100644
--- a/game/prefabs/player.js
+++ b/game/prefabs/player.js
@@ -46,12 +46,27 @@ Player.prototype.update = function() {
 
 Player.prototype.move = function(newX, newY, callback, callbackContext) {
   this.moving = true;
+
   var tween = this.game.add.tween(this).to({x: newX, y: newY}, 500);
   tween.onComplete.add(callback, callbackContext);
   tween.onComplete.add(this.finishMovement, this);
+
   tween.start();
 };
 
+Player.prototype.multistepMove = function(moveX, moveY, teleportX, teleportY, finalX, finalY, callback, callbackContext) {
+  this.moving = true;
+
+  var firstTween = this.game.add.tween(this).to({x: moveX, y: moveY}, 500);
+
+  firstTween.onComplete.add(function() {
+    this.teleport(teleportX, teleportY);
+    this.move(finalX, finalY, callback, callbackContext);
+  }, this);
+
+  firstTween.start();
+}
+
 Player.prototype.teleport = function(newX, newY) {
   this.x = newX;
   this.y = newY;
diff --git a/game/states/play.js b/game/states/play.js
index 882882c..b79ea32 100644
--- a/game/states/play.js
+++ b/game/states/play.js
@@ -177,8 +177,16 @@ Play.prototype = {
       player.maxScore = maxScore;
     }, this);
 
+    this.gameWidth = 0;
+    this.gameHeight = 0;
     this.walls.forEach(function(wall) {
       this.addToMap(wall.x, wall.y);
+      if (wall.x >= this.gameWidth) {
+        this.gameWidth = wall.x+1;
+      }
+      if (wall.y >= this.gameHeight) {
+        this.gameHeight = wall.y+1;
+      }
     }, this);
     this.updatePlayerTurn(0);
   },
@@ -226,9 +234,38 @@ Play.prototype = {
     var newX = player.x + deltaX;
     var newY = player.y + deltaY;
 
-    if (!this.checkMap(newX, newY) && player.isMyTurn && !player.moving) {
+    if (this.checkMap(newX, newY) || !player.isMyTurn || player.moving) {
+      return;
+    }
+
+    var intermediateX = newX;
+    var teleportX = newX;
+    var intermediateY = newY;
+    var teleportY = newY;
+
+    if (newX >= this.gameWidth) {
+      newX = 0;
+      teleportX = -1;
+    }
+    if (newX < 0) {
+      newX = this.gameWidth-1;
+      teleportX = this.gameWidth;
+    }
+    if (newY >= this.gameHeight) {
+      newY = 0;
+      teleportY = -1;
+    }
+    if (newY < 0) {
+      newY = this.gameHeight-1;
+      teleportY = this.gameHeight;
+    }
+
+    if (newX === intermediateX && newY === intermediateY) {
       player.move(newX, newY, this.togglePlayerTurn, this);
     }
+    else {
+      player.multistepMove(intermediateX, intermediateY, teleportX, teleportY, newX, newY, this.togglePlayerTurn, this);
+    }
   },
   playerPillCollision: function(player, pill) {
     player.score += pill.score;
@@ -241,8 +278,8 @@ Play.prototype = {
   playerPlayerCollision: function(playerA, playerB) {
     var eatenPlayer = playerA.isMyTurn ? playerB : playerA;
 
-    var respawnX = Math.ceil(this.map.length/2)-1;
-    var respawnY = Math.ceil(this.map[0].length/2)-1;
+    var respawnX = Math.ceil(this.gameWidth/2)-1;
+    var respawnY = Math.ceil(this.gameHeight/2)-1;
 
     eatenPlayer.teleport(respawnX, respawnY);
   },
diff --git a/todo.md b/todo.md
index a5d80a1..ded59ab 100644
--- a/todo.md
+++ b/todo.md
@@ -1,7 +1,4 @@
-* Make levels wrap horizontally and vertically
-* Add player death (respawn at center)
 * Add poison pills
-* Add players eating other players
 * Add restrictions on movement into the center
 * Add tutorial / instructions page
 * Refine orientation controls
-- 
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