Array.prototype.remove = function(from, to) {
	if (typeof from != "number") return this.remove(this.indexOf(from));
	var rest = this.slice((to || from) + 1 || this.length);
	this.length = from < 0 ? this.length + from : from;
	return this.push.apply(this, rest);
};

jQuery(function ($) {
	var numParticles = 100;
	var i;
	var el = document.getElementById("theapt");	
	var width = window.innerWidth;
	var height = window.innerHeight;
	var p = Processing(el);
	var mx = 0;
	var my = 0;
	var impulsX = 0;
	var impulsY = 0;
	var impulsToX = 0;
	var impulsToY = 0;
	var startedAt;
	var now;
//	var machine = [6775, 10217, 13583, 16967, 20375, 23777, 27113, 30466, 33842, 37209, 40651, 43992, 47371, 50659, 55091, 57497, 60840, 64245, 67580, 71863, 74326, 77769, 81233, 84448, 87838, 91228, 94558, 98394];
	var machine = [13094, 13653, 15132, 16624, 18137, 19629, 21172, 22629, 24140, 25631, 27140, 28728, 30108, 31633, 33142, 34656, 36134, 37636, 39152, 40668, 42131, 43596, 45170, 46619, 48147, 49642, 51163, 52626, 54220, 55669, 57149, 58617, 60118, 61572, 63064, 64549, 66134, 67616, 70573, 72115, 73594, 75107, 76604, 78117, 79628, 81125, 82628, 84161, 85644, 87213, 88651, 90194, 91673, 93248, 94668, 96147, 97629, 99173, 100637, 102242, 103692, 105236, 106636, 108182, 109587, 111148, 112630, 114060, 115637, 117069, 118042, 120172, 121676, 123254, 124577, 126202, 127817, 129686, 132052, 133604, 135179, 136652, 138187, 139609, 141084, 142571, 144084, 145603, 147180, 148573, 150142, 151820, 153211, 154567, 156097, 157597, 159110, 160595, 162149, 163617, 165123, 166565, 168089, 169603, 171215, 173446, 175598, 177048, 178490, 180269, 181616, 184604, 189284, 192782, 195827, 198787, 201856, 204867, 207819, 211191, 213709, 216808, 219764, 222804, 225795, 228737, 229605, 231068, 232588, 234106, 235611, 237056, 238591, 240083, 241606, 243091, 244580];
	var machineIndex = 0;
	var events = [];
	var play = false;
	var focusedParticleIndex = null;
	components = [];

	// universe
	var pixels = [];
	for(i = 0; i<numParticles; i++ ) {
		pixels[i] = {
			x          : Math.random()*width,
			y          : height/2,
			toX        : 0,
			toY        : height/2,
			color      : Math.random()*200 + 55,
			angle      : Math.random()*Math.PI*2,
			size       : 0,
			toSize     : Math.random()*4+1,
			r		   : 0,
			g		   : 0,
			b          : 0,
			/*toR 	   : Math.random()*255,
			toG 	   : Math.random()*255,
			toB 	   : Math.random()*255,*/
			toR 	   : 255,
			toG 	   : 255,
			toB 	   : 255,
			flightMode : 0
		};
		pixels[i].toX = pixels[i].x;
		pixels[i].speedX = 0;
		pixels[i].speedY = 0; 
	}

	var transitions = [
		// random position
		function() {
			for(i = 0; i<pixels.length; i++ ) {
				var p = pixels[i];
				if(p.flightMode != 2) {
					p.toX = Math.random()*width;
					p.toY = Math.random()*height;
					p.speedX = Math.cos(p.angle) * Math.random() * 3;
					p.speedY = Math.sin(p.angle) * Math.random() * 3; 
				}
			}
		},
		// white flash
		/*function() {
			for(i = 0; i<pixels.length; i++ ) {
				var p = pixels[i];
				if(p.flightMode != 2) {
					p.r = 255;
					p.g = 255;
					p.b = 255;
					p.size = Math.random()*50 + 50;
				}
			}
		},*/
		// change size
		function() {
			for(i = 0; i<pixels.length; i++ ) {
				var p = pixels[i];
				if(p.flightMode != 2) {
					p.toSize = Math.random()*10+1;
				}
			}
		},
		// circle shape
		function() {
			var r = Math.floor(Math.random()*250 + 100);
			for(i = 0; i<pixels.length; i++ ) {
				var p = pixels[i];
				if(p.flightMode != 2) {
					p.toSize = Math.random()*4+1;
					p.toX = width/2 + Math.cos(i*3.6*Math.PI/180) * r;
					p.toY = height/2 + Math.sin(i*3.6*Math.PI/180) * r;
					impulsX = 0;
					impulsY = 0;
					p.speedX = (Math.random() - 0.5)/2;
					p.speedY = (Math.random() - 0.5)/2; 
					p.toR = 255;
					p.toG = 255;
					p.toB = 255;
				}
			}
		},

		// heart
		function() {
			var heart = [[707,359],[707,359],[707,359],[707,359],[708,358],[711,354],[713,352],[714,348],[716,345],[720,335],[721,334],[722,333],[724,332],[725,330],[727,327],[731,322],[734,320],[737,318],[740,314],[743,312],[745,311],[749,309],[753,308],[757,306],[761,303],[764,302],[767,302],[771,301],[774,301],[778,301],[783,301],[786,301],[790,300],[796,300],[801,300],[805,300],[809,300],[811,300],[815,302],[817,303],[820,305],[822,306],[824,307],[827,309],[830,311],[834,313],[836,314],[838,316],[841,318],[844,321],[845,324],[847,326],[849,328],[852,332],[853,334],[855,336],[857,337],[858,339],[860,341],[862,345],[863,349],[863,352],[864,356],[864,359],[865,362],[866,364],[868,368],[869,372],[870,377],[871,381],[872,384],[872,388],[872,392],[872,395],[872,399],[872,401],[872,405],[872,409],[871,412],[870,417],[869,419],[869,422],[867,427],[866,429],[865,434],[863,438],[862,442],[861,443],[860,445],[857,448],[854,451],[852,454],[849,456],[846,459],[843,460],[836,466],[835,466],[833,467],[821,475],[820,477],[819,478],[817,481],[815,483],[811,486],[808,487],[803,491],[802,491],[800,492],[795,493],[791,497],[789,498],[786,498],[780,502],[772,507],[770,510],[767,511],[762,516],[758,520],[756,524],[753,527],[750,529],[746,532],[741,534],[736,537],[732,538],[731,539],[735,537],[735,537],[735,537],[730,543],[729,546],[727,551],[726,553],[723,555],[721,558],[715,568],[714,570],[714,572],[713,575],[708,585],[708,586],[707,586],[704,583],[704,359],[704,359],[700,356],[698,352],[697,350],[696,345],[694,343],[693,340],[690,335],[688,335],[687,334],[683,332],[681,329],[677,326],[675,323],[672,319],[669,314],[668,312],[663,310],[660,310],[656,310],[653,309],[647,309],[644,308],[642,308],[637,307],[632,303],[628,301],[624,297],[621,297],[619,297],[616,297],[616,298],[616,299],[614,300],[620,302],[620,302],[620,302],[618,302],[612,302],[605,302],[598,302],[596,303],[594,305],[592,307],[590,309],[586,310],[583,313],[582,315],[579,319],[576,320],[573,323],[571,325],[569,327],[563,329],[560,333],[558,336],[557,338],[556,341],[555,343],[551,346],[549,349],[549,354],[549,357],[547,361],[546,367],[543,372],[542,375],[541,380],[540,381],[540,382],[540,382],[540,382],[540,382],[540,384],[540,386],[540,389],[539,391],[539,394],[539,398],[539,404],[539,408],[539,412],[539,416],[540,423],[542,428],[544,433],[549,436],[552,439],[555,442],[557,445],[560,448],[562,452],[564,459],[565,461],[560,449],[560,449],[561,450],[571,458],[580,466],[584,469],[587,473],[589,476],[591,477],[575,466],[575,466],[575,466],[576,466],[582,471],[587,475],[590,477],[594,481],[598,484],[601,489],[604,491],[607,495],[611,496],[617,498],[622,500],[626,501],[629,504],[633,508],[636,510],[642,515],[650,522],[651,525],[655,528],[657,529],[660,530],[663,530],[667,533],[671,534],[676,536],[679,537],[681,539],[683,540],[676,536],[676,536],[676,536],[679,539],[684,546],[687,548],[689,551],[692,554],[696,558],[698,563],[701,567],[702,571],[704,574],[705,577],[706,579],[707,580],[708,582],[709,586]];
			impulsX = 0;
			impulsY = 0;
			for(i = 0; i<pixels.length; i++ ) {
				var p = pixels[i];
				if(p.flightMode != 2) {
					p.toX = heart[Math.floor(i*3.6) % heart.length][0]-200;
					p.toY = heart[Math.floor(i*3.6) % heart.length][1]-150;
					p.speedX = (Math.random() - 0.5)/2;
					p.speedY = (Math.random() - 0.5)/2; 
				}
			}
		}
	];


	var Universe = function Pixels() {
		return {
			framecount : 0,

			update: function () {
				impulsX = impulsX + (impulsToX - impulsX) / 30;
				impulsY = impulsY + (impulsToY - impulsY) / 30;

				// move to tox
				for(i = 0; i<pixels.length; i++ ) {
					pixels[i].x = pixels[i].x + (pixels[i].toX - pixels[i].x) / 10;
					pixels[i].y = pixels[i].y + (pixels[i].toY - pixels[i].y) / 10;
					pixels[i].size = pixels[i].size + (pixels[i].toSize - pixels[i].size) / 10;

					pixels[i].r = pixels[i].r + (pixels[i].toR - pixels[i].r) / 10;
					pixels[i].g = pixels[i].g + (pixels[i].toG - pixels[i].g) / 10;
					pixels[i].b = pixels[i].b + (pixels[i].toB - pixels[i].b) / 10;
				}

				// update speed
				for(i = 0; i<pixels.length; i++ ) {
					// check for flightmode
					var a = Math.abs(pixels[i].toX - mx) *  Math.abs(pixels[i].toX - mx);
					var b = Math.abs(pixels[i].toY - my) *  Math.abs(pixels[i].toY - my);
					var c = Math.sqrt(a+b);

					if(pixels[i].flightMode != 2) {
						if(c < 120) {
							if(pixels[i].flightMode == 0) {
								var alpha = Math.atan2(pixels[i].y - my, pixels[i].x - mx) * 180 / Math.PI + Math.random()*180-90;
								pixels[i].degree = alpha;
								pixels[i].degreeSpeed = Math.random()*1+0.5;
								pixels[i].frame = 0;
							}
							pixels[i].flightMode = 1;
						} else {
							pixels[i].flightMode = 0;
						}
					}

					// random movement
					if(pixels[i].flightMode == 0) {
						// change position
						pixels[i].toX += pixels[i].speedX;
						pixels[i].toY += pixels[i].speedY;

						// check for bounds
						if(pixels[i].x < 0) {
							pixels[i].x = width;
							pixels[i].toX = width;
						}
						if(pixels[i].x > width) {
							pixels[i].x = 0;
							pixels[i].toX = 0;
						}

						if(pixels[i].y < 0) {
							pixels[i].y = height;
							pixels[i].toY = height;
						}
						if(pixels[i].y > height) {
							pixels[i].y = 0;
							pixels[i].toY = 0;
						}
					}

					// seek mouse
					if(pixels[i].flightMode == 1) {
						pixels[i].toX = mx + Math.cos((pixels[i].degree + pixels[i].frame ) % 360 * Math.PI /180)*c;
						pixels[i].toY = my + Math.sin((pixels[i].degree + pixels[i].frame ) % 360 * Math.PI /180)*c;
						pixels[i].frame += pixels[i].degreeSpeed;
						pixels[i].degreeSpeed += 0.01;
					}

					if(pixels[i].flightMode != 2) {
						// add impuls
						pixels[i].toX += Math.floor(impulsX * pixels[i].size/30);
						pixels[i].toY += Math.floor(impulsY * pixels[i].size/30);
					}
				}

				// set an choord
				var r1 = Math.floor(Math.random() * pixels.length);
				var r2 = Math.floor(Math.random() * pixels.length);

				if(pixels[r1].flightMode != 2) pixels[r1].size = Math.random()*30;
				if(pixels[r2].flightMode != 2) pixels[r2].size = Math.random()*30;

				this.framecount++;

				now = new Date();
				if(now.getTime() - startedAt.getTime() >= machine[machineIndex]) {
					machineIndex++;
					impulsX = Math.random()*800-400;
					impulsY = -Math.random()*400;

					var transIndex = Math.floor(Math.random()*transitions.length);
					transitions[transIndex]();
				}				
			},
			draw: function () {	
//				p.stroke(255, 0, 0);
//				p.ellipse(p.mouseX+5, p.mouseY+5, 5, 5);

				for(i = 0; i<pixels.length; i++ ) {
					p.fill(Math.floor(pixels[i].r), Math.floor(pixels[i].g), Math.floor(pixels[i].b));
					p.ellipse(pixels[i].x, pixels[i].y, pixels[i].size, pixels[i].size);
//					console.log(pixels[i].x);
				}

				if(focusedParticleIndex != null) {
					p.fill(Math.floor(pixels[focusedParticleIndex].r), Math.floor(pixels[focusedParticleIndex].g), Math.floor(pixels[focusedParticleIndex].b));
					p.ellipse(pixels[focusedParticleIndex].x, pixels[focusedParticleIndex].y, pixels[focusedParticleIndex].size, pixels[focusedParticleIndex].size);				
				}
			}
		}
	};
	components.push(new Universe());

	// setup processing object
	p.setup = function() {
		p.size(width, height);
		p.noStroke();
		p.frameRate( 60 );
		p.fill(0, 0, 0);

		startedAt = new Date();
	}

	p.mouseMoved = function(){
	  mx = p.mouseX;
	  my = p.mouseY;
	}

	p.mousePressed = function() {
		
		if(focusedParticleIndex != null) {
			pixels[focusedParticleIndex].flightMode = 0;
			pixels[focusedParticleIndex].toSize = Math.random()*10+1;
		} 
		for(var i = 0; i<numParticles; i++ ) {
			if(pixels[i].flightMode == 1) {
				pixels[i].flightMode = 2;

				pixels[i].toSize = 100;
				pixels[i].toX = 200;
				pixels[i].toY = height/2;

				focusedParticleIndex = i;

				

				$('a').css('color', 'rgb(' + Math.floor(pixels[i].r) + ',' + Math.floor(pixels[i].g) + ',' + Math.floor(pixels[i].b) + ')');

				// abort for loop
				i = numParticles;
			}
		}
	}
	p.draw = function(){
		if(play) {
			for (var i=0; i<components.length; i++) {
				components[i].update();
			}
			p.background( 0 );
			for (var i=0; i<components.length; i++) {
				components[i].draw();
			}
		}
	}

	// browser detection
	var canPlayType = $('#audio')[0].canPlayType("audio/ogg");
	if(canPlayType.match(/maybe|probably/i)) {
		$('#audio').attr('src', 'thankyou.ogg');
	} else {
		$('#audio').attr('src', 'thankyou.mp3');
	}
	
	p.init();


	// start the experiment
	if(typeof HTMLAudioElement == 'object' || typeof HTMLAudioElement == 'function') {
		// start if enough data is loaded
		$('#audio').bind('canplay', function() {
			
			startedAt = new Date();
			$('#audio').get(0).play();
			play = true;
		});
	} else {
		startedAt = new Date();
		//$('#audio').hide();
		play = true;
	}
});