proj

Main1.js

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+var canvas; //Will be linked to the canvas in our index.html page 
+var stage; //Is the equivalent of stage in AS3; we'll add "children" to it 
+// Graphics 
+//[Background] 
+var bg; //The background graphic 
+//[Title View] 
+
+var main; //The Main Background 
+var startB; //The Start button in the main menu 
+var creditsB; //The credits button in the main menu 
+//[Credits] 
+var credits; //The Credits screen 
+//[Game View] 
+var player; //The player paddle graphic 
+var ball; //The ball graphic 
+var cpu; //The CPU paddle 
+var win; //The winning popup 
+var lose; //The losing popup
+
+//[Score] 
+var playerScore; //The main player score 
+var cpuScore; //The CPU score 
+var cpuSpeed=6; //The speed of the CPU paddle; the faster it is the harder the game is
+
+// Variables 
+var xSpeed = 5;
+var ySpeed = 5;
+
+var tkr = new Object;
+
+//preloader 
+var preloader;
+var manifest;
+var totalLoaded = 0;
+
+var TitleView = new Container();
+
+function Main()
+{
+	/* Link Canvas */
+
+	canvas = document.getElementById('PongStage');
+  	stage = new Stage(canvas);
+
+  	stage.mouseEventsEnabled = true;
+
+
+	/* Set The Flash Plugin for browsers that don't support SoundJS */
+  	SoundJS.FlashPlugin.BASE_PATH = "assets/FlashAudioPlugin.swf";
+
+  	manifest = [
+				{src:"bg.png", id:"bg"},
+				{src:"main.png", id:"main"},
+				{src:"startB.png", id:"startB"},
+				{src:"creditsB.png", id:"creditsB"},
+				{src:"credits.png", id:"credits"},
+				{src:"paddle.png", id:"cpu"},
+				{src:"paddle.png", id:"player"},
+				{src:"ball.png", id:"ball"},
+				{src:"win.png", id:"win"},
+				{src:"lose.png", id:"lose"},
+				{src:"playerScore.mp3|playerScore.ogg", id:"playerScore"},
+				{src:"enemyScore.mp3|enemyScore.ogg", id:"enemyScore"},
+				{src:"hit.mp3|hit.ogg", id:"hit"},
+				{src:"wall.mp3|wall.ogg", id:"wall"}
+			];
+  	preloader = new PreloadJS();
+  	preloader.installPlugin(SoundJS);
+    preloader.onProgress = handleProgress;
+    preloader.onComplete = handleComplete;
+    preloader.onFileLoad = handleFileLoad;
+    preloader.loadManifest(manifest);
+	/* Ticker */
+
+	Ticker.setFPS(30);
+	Ticker.addListener(stage);
+}
+
+
+function handleProgress(event)
+{
+	//use event.loaded to get the percentage of the loading 
+}
+function handleComplete(event) {
+         //triggered when all loading is complete 
+}
+function handleFileLoad(event) {
+         //triggered when an individual file completes loading 
+
+         switch(event.type)
+         {
+         	case PreloadJS.IMAGE:
+         	//image loaded 
+         	 var img = new Image();
+              img.src = event.src;
+              img.onload = handleLoadComplete;
+              window[event.id] = new Bitmap(img);
+         	break;
+         	case PreloadJS.SOUND:
+         	//sound loaded 
+         	handleLoadComplete();
+         	break;
+         }
+}
+
+function handleLoadComplete(event) 
+{
+   totalLoaded++;
+
+   if(manifest.length==totalLoaded)
+   {
+       addTitleView();
+   }
+}
+
+
+
+function addTitleView()
+{
+	//console.log("Add Title View"); 
+	startB.x = 240 - 31.5;
+	startB.y = 160;
+	startB.name = 'startB';
+
+	creditsB.x = 241 - 42;
+	creditsB.y = 200;
+
+	TitleView.addChild(main, startB, creditsB);
+	stage.addChild(bg, TitleView);
+	stage.update();
+
+	// Button Listeners 
+
+	startB.onPress = tweenTitleView;
+	creditsB.onPress = showCredits;
+
+}
+
+
+function showCredits()
+{
+	// Show Credits 
+
+	credits.x = 480;
+
+	stage.addChild(credits);
+	stage.update();
+	Tween.get(credits).to({x:0}, 300);
+	credits.onPress = hideCredits;
+}
+// Hide Credits 
+function hideCredits(e)
+{
+	Tween.get(credits).to({x:480}, 300).call(rmvCredits);
+}
+// Remove Credits 
+function rmvCredits()
+{
+	stage.removeChild(credits);
+}
+// Tween Title View 
+function tweenTitleView()
+{		
+	// Start Game 
+
+	Tween.get(TitleView).to({y:-320}, 300).call(addGameView);
+}
+
+function addGameView()
+{
+	// Destroy Menu & Credits screen 
+
+	stage.removeChild(TitleView);
+	TitleView = null;
+	credits = null;
+
+	// Add Game View 
+
+	player.x = 2;
+	player.y = 160 - 37.5;
+	cpu.x = 480 - 25;
+	cpu.y = 160 - 37.5;
+	ball.x = 240 - 15;
+	ball.y = 160 - 15;
+
+	// Score 
+
+	playerScore = new Text('0', 'bold 20px Arial', '#A3FF24');
+	playerScore.x = 211;
+	playerScore.y = 20;
+
+	cpuScore = new Text('0', 'bold 20px Arial', '#A3FF24');
+	cpuScore.x = 262;
+	cpuScore.y = 20;
+
+	stage.addChild(playerScore, cpuScore, player, cpu, ball);
+	stage.update();
+
+	// Start Listener 
+
+	bg.onPress = startGame;
+}
+
+function startGame(e)
+{
+	bg.onPress = null;
+	stage.onMouseMove = movePaddle;
+
+	Ticker.addListener(tkr, false);
+	tkr.tick = update;
+}
+
+
+function movePaddle(e)
+{
+	// Mouse Movement 
+	player.y = e.stageY;
+}
+/* Reset */
+function reset()
+{
+	ball.x = 240 - 15;
+	ball.y = 160 - 15;
+	player.y = 160 - 37.5;
+	cpu.y = 160 - 37.5;
+
+	stage.onMouseMove = null;
+	Ticker.removeListener(tkr);
+	bg.onPress = startGame;
+}
+
+function alert(e)
+{
+	Ticker.removeListener(tkr);
+	stage.onMouseMove = null;
+	bg.onPress = null
+
+	if(e == 'win')
+	{
+		win.x = 140;
+		win.y = -90;
+
+		stage.addChild(win);
+		Tween.get(win).to({y: 115}, 300);
+	}
+	else
+	{
+		lose.x = 140;
+		lose.y = -90;
+
+		stage.addChild(lose);
+		Tween.get(lose).to({y: 115}, 300);
+	}
+}
+
+
+function update()
+{
+	// Ball Movement 
+	ball.x = ball.x + xSpeed;
+	ball.y = ball.y + ySpeed;
+
+	// Cpu Movement 
+
+	if(cpu.y < ball.y) {
+		cpu.y = cpu.y + 4;
+	}
+	else if(cpu.y > ball.y) {
+		cpu.y = cpu.y - 4;
+	}
+
+	// Wall Collision 
+	if((ball.y) < 0) { ySpeed = -ySpeed; SoundJS.play('wall'); };//Up 
+	if((ball.y + (30)) > 320) { ySpeed = -ySpeed; SoundJS.play('wall');};//down 
+
+	/* CPU Score */
+
+	if((ball.x) < 0)
+	{
+		xSpeed = -xSpeed;
+		cpuScore.text = parseInt(cpuScore.text + 1);
+		reset();
+		SoundJS.play('enemyScore');
+	}
+
+	/* Player Score */
+
+	if((ball.x + (30)) > 480)
+	{
+		xSpeed = -xSpeed;
+		playerScore.text = parseInt(playerScore.text + 1);
+		reset();
+		SoundJS.play('playerScore');
+	}
+
+	/* Cpu collision */
+
+	if(ball.x + 30 > cpu.x && ball.x + 30 < cpu.x + 22 && ball.y >= cpu.y && ball.y < cpu.y + 75)
+	{
+		xSpeed *= -1;
+		SoundJS.play('hit');
+	}
+
+	/* Player collision */
+
+	if(ball.x <= player.x + 22 && ball.x > player.x && ball.y >= player.y && ball.y < player.y + 75)
+	{
+		xSpeed *= -1;
+		SoundJS.play('hit');
+	}
+
+	/* Stop Paddle from going out of canvas */
+
+	if(player.y >= 249)
+	{
+		player.y = 249;
+	}
+
+	/* Check for Win */
+
+	if(playerScore.text == '10')
+	{
+		alert('win');
+	}
+
+	/* Check for Game Over */
+
+	if(cpuScore.text == '10')
+	{
+		alert('lose');
+	}
+}