Explicitly paused Timer continues if you un-focus and focus the browser window.

Added TimerEvent.pendingDelete and checks in Timer.update, so that removing an event in a callback no longer throws an exception.

README.md

@@ -73,6 +73,8 @@ Updates:
 
 Bug Fixes:
 
+* Explicitly paused Timer continues if you un-focus and focus the browser window (thanks georgiee)
+* Added TimerEvent.pendingDelete and checks in Timer.update, so that removing an event in a callback no longer throws an exception (thanks georgiee)
 
 
 You can view the Change Log for all previous versions at https://github.com/photonstorm/phaser/changelog.md

examples/wip/timer simple.js

@@ -1,45 +1,53 @@
 
-var game = new Phaser.Game(800, 600, Phaser.CANVAS, 'phaser-example', { preload: preload, create: create, update: update, render: render });
+var game = new Phaser.Game(800, 600, Phaser.CANVAS, 'phaser-example', { preload: preload, create: create, render: render });
 
 function preload() {
 
-    game.load.image('mushroom', 'assets/sprites/mushroom2.png');
-    game.load.image('sonic', 'assets/sprites/pangball.png');
+    game.load.image('ball', 'assets/sprites/pangball.png');
 
 }
 
-var timer;
+var t;
 
 function create() {
 
-    game.stage.backgroundColor = '#007236';
+    game.stage.backgroundColor = '#6688ee';
 
+    t = game.time.create(false);
 
+    t.repeat(Phaser.Timer.SECOND * 2, 10, createBall, this);
+    t.repeat(Phaser.Timer.SECOND * 3, 10, createBall, this);
 
-    //  Every second we will call the addSprite function. This will happen 10 times and then stop.
-    //  The final parameter is the one that will be sent to the addSprite function and in this case is the sprite key.
-    game.time.repeatEvent(Phaser.Timer.SECOND, 10, addSprite, this, 'mushroom');
+    t.start();
 
-    //  Every 1.5 seconds we will call the addSprite function. This will happen 5 times and then stop.
-    game.time.repeatEvent(1500, 10, addSprite, this, 'sonic');
+    game.input.onDown.add(killThem, this);
 
 }
 
-function addSprite(key) {
+function createBall() {
 
-console.log(arguments);
+    //  A bouncey ball sprite just to visually see what's going on.
+    var ball = game.add.sprite(game.world.randomX, 0, 'ball');
+
+    ball.body.gravity.y = 200;
+    ball.body.bounce.y = 0.5;
+    ball.body.collideWorldBounds = true;
+
+console.log('nuked');
+    game.time.removeAll();
+    // t.removeAll();
 
-    game.add.sprite(game.world.randomX, game.world.randomY, key);
 
 }
 
-function update() {
+function killThem() {
+
 
 }
 
 function render() {
 
-    game.debug.renderText(game.time._timer.ms, 32, 32);
-    // game.debug.renderCameraInfo(game.camera, 32, 32);
+    game.debug.renderText("Time until event: " + t.duration.toFixed(0), 32, 32);
+    game.debug.renderText("Next tick: " + t.next.toFixed(0), 32, 64);
 
 }

src/time/Timer.js

@@ -245,7 +245,7 @@ Phaser.Timer.prototype = {
         {
             if (this.events[i] === event)
             {
-                this.events.splice(i, 1);
+                this.events[i].pendingDelete = true;
                 return true;
             }
         }
@@ -308,6 +308,21 @@ Phaser.Timer.prototype = {
 
         this._len = this.events.length;
 
+        this._i = 0;
+
+        while (this._i < this._len)
+        {
+            if (this.events[this._i].pendingDelete)
+            {
+                this.events.splice(this._i, 1);
+                this._len--;
+            }
+
+            this._i++;
+        }
+
+        this._len = this.events.length;
+
         if (this.running && this._now >= this.nextTick && this._len > 0)
         {
             this._i = 0;
@@ -371,9 +386,12 @@ Phaser.Timer.prototype = {
     */
     pause: function () {
         
-        this._pauseStarted = this.game.time.now;
+        if (this.running && !this.expired)
+        {
+            this._pauseStarted = this.game.time.now;
 
-        this.paused = true;
+            this.paused = true;
+        }
 
     },
 
@@ -383,17 +401,20 @@ Phaser.Timer.prototype = {
     */
     resume: function () {
 
-        var pauseDuration = this.game.time.now - this._pauseStarted;
-
-        for (var i = 0; i < this.events.length; i++)
+        if (this.running && !this.expired)
         {
-            this.events[i].tick += pauseDuration;
+            var pauseDuration = this.game.time.now - this._pauseStarted;
+
+            for (var i = 0; i < this.events.length; i++)
+            {
+                this.events[i].tick += pauseDuration;
+            }
+
+            this.nextTick += pauseDuration;
+
+            this.paused = false;
         }
 
-        this.nextTick += pauseDuration;
-
-        this.paused = false;
-
     },
 
     /**
@@ -405,6 +426,7 @@ Phaser.Timer.prototype = {
         this.onComplete.removeAll();
         this.running = false;
         this.events = [];
+        this._i = this._len;
 
     }
 

src/time/TimerEvent.js

@@ -62,6 +62,12 @@ Phaser.TimerEvent = function (timer, delay, tick, repeatCount, loop, callback, c
     */
 	this.args = args;
 
+    /**
+    * @property {boolean} pendingDelete - A flag that controls if the TimerEvent is pending deletion.
+    * @protected
+    */
+    this.pendingDelete = false;
+
 };
 
 Phaser.TimerEvent.prototype.constructor = Phaser.TimerEvent;