shape/shape.js at master · binarymax/shape · GitHub

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/*************************************************

* Shape Experiment

* MIT License

* https://github.com/binarymax/shape

*************************************************/

"use strict";

// ==============================================================

var shape = (function() {

var _gap = 20;

var _keyid = 1;

var _color = "#333333";

var _shapes = [];

//------------------------------------------------------------------

//Random number helpers

var rand1 = function(max){ return Math.floor(Math.random()*max); };

var rand2 = function(min,max){ return Math.floor(Math.random() * (max - min + 1)) + min; };

//------------------------------------------------------------------

//DOM initializers

var canvas = function(name,width,height,scale) {

var canvas = document.createElement("canvas");

scale = scale || 1;

canvas.width = width;

canvas.height = height;

canvas.style.width = width * scale + 'px';

canvas.style.height = height * scale + 'px';

canvas.style.backgroundColor = "#ffffff";

canvas.style.display = "none";

canvas.setAttribute("id","canvas"+name);

canvas.setAttribute("name",name);

canvas.setAttribute("data-scale",1);

document.getElementById("shapes").appendChild(canvas);

return canvas;

};

var context = function(cvs) {

var ctx = cvs.getContext("2d");

var scale = parseInt(cvs.getAttribute("data-scale",scale)) || 1;

ctx.width = cvs.width;

ctx.height = cvs.height;

ctx.scaled = scale;

ctx.scale(scale,scale);

//Clear method

ctx.clear = function() { ctx.clearRect(0, 0, ctx.width, ctx.height); return ctx; };

return ctx;

};

var button = function(key,name,icon){

var div = document.createElement("div");

var btn = document.createElement("input");

btn.style.backgroundImage = "url("+icon+")";

btn.style.backgroundPosition = "22px 3px";

btn.setAttribute("type","button");

btn.setAttribute("id","button"+name);

btn.setAttribute("name",name);

btn.className = "button";

div.appendChild(btn);

document.getElementById("buttons").appendChild(div);

return btn;

};

//------------------------------------------------------------------

//Shape class

var Shape = function(name,draw){

var self = this;

self.name = name;

self.width = 100;

self.height = 100;

self.scale = 4;

self.key = _keyid;

self.canvas = canvas(name, self.width, self.height, self.scale);

self.context = context(self.canvas);

self.draw = draw;

self.pixels = [];

self.makebutton().redraw();

self.total = self.pixels.length;

_shapes[name] = self;

_keyid++;

};

Shape.prototype.eachPixel = function(callback) {

var self = this;

var image = self.context.getImageData(0,0,self.width,self.height);

var data = image.data;

var length = data.length;

for(var y=0;y<self.height;y++) {

for(var x=0;x<self.width;x++) {

var i = (x+y*self.width)*4;

callback(x,y,data[i],data[i+1],data[i+2],data[i+3]);

}

return image;

};

Shape.prototype.cachePixels = function(){

var self = this;

self.pixels = [];

self.eachPixel(function(x,y,r,g,b,a) {

if (r<255&&g<255&&b<255 && r>0&&g>0&&b>0&&a>0.0) self.pixels.push({x:x,y:y});

});

};

Shape.prototype.randPixel = function(){

var self = this;

var i = rand1(self.pixels.length);

var p = self.pixels[i];

self.pixels.splice(i,1);

return p;

};

Shape.prototype.putPixel = function(r,g,b,a){

var self = this;

var xy = self.randPixel();

var i = (xy.x+xy.y*self.width)*4;

var image = self.image;

image.data[i+0]=r;

image.data[i+1]=g;

image.data[i+2]=b;

image.data[i+3]=a||255;

self.context.putImageData(image,0,0);

};

Shape.prototype.makebutton = function(){

var self = this;

self.context.scale(0.5,0.5);

self.draw.call(self,_color);

self.icon = self.canvas.toDataURL();

self.context.scale(2,2);

self.context.clear();

self.button = button(self.key,self.name,self.icon);

return self;

};

Shape.prototype.redraw = function(){

var self = this;

self.draw.call(self,_color);

self.cachePixels();

self.context.clear();

self.image = self.context.getImageData(0,0,self.width,self.height);

clearInterval(self.interval);

return self;

};

Shape.prototype.start = function(gap){

var self = this;

self.started = (new Date()) - 0;

self.interval = setInterval(function(){

if(self.pixels.length) self.putPixel(0,0,0);

else self.stop();

},gap||_gap);

return self;

};

Shape.prototype.stop = function(){

clearInterval(this.interval);

return this;

};

Shape.prototype.test = function(guess){

return this.name.toLowerCase()===guess.toLowerCase();

};

Shape.prototype.done = function(){

return this.total - this.pixels.length;

};

Shape.prototype.percent = function(){

return this.done()/this.total;

};

Shape.prototype.time = function(){

return (new Date()) - this.started;

};

Shape.prototype.show = function(){

this.canvas.style.display = "block";

return this;

};

Shape.prototype.hide = function(){

this.canvas.style.display = "none";

return this;

};

//------------------------------------------------------------------

//Public

function addShape(name,draw,test) {

return new Shape(name,draw,test);

};

function testShape(name,guess) {

return _shapes[name].test(guess);

};

function listShapes() {

var list = [];

for(var i in _shapes) if (_shapes.hasOwnProperty(i)) list.push(i);

return list;

};

function listShapeKeys() {

var list = {};

for(var i in _shapes) if (_shapes.hasOwnProperty(i)) list[_shapes[i].key] = i;

return list;

};

function eachShape(callback) {

for(var i in _shapes) if (_shapes.hasOwnProperty(i)) callback.call(_shapes[i]);

};

function randShape(){

var lst = listShapes();

var i = rand1(lst.length);

return _shapes[lst[i]];

};

return {

add:addShape,

test:testShape,

list:listShapes,

keys:listShapeKeys,

each:eachShape,

random:randShape,

rand1:rand1,

rand2:rand2

};

})();

//=============================================================

var model = (function() {

var ls = function(a,b){return b?{get:function(c){return a[c]&&b.parse(a[c])},set:function(c,d){a[c]=b.stringify(d)}}:{}}(window.localStorage||{},JSON);

var _totals = {};

var _logs = ls.get("_logs") || [];

var _uaid = 'UA-22107593-7';

var _uadm = 'shapex.org';

//Initialize Google Analytics

var init = function() {

(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){

(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),

m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)

})(window,document,'script','//www.google-analytics.com/analytics.js','ga');

if (ga) { ga('create', _uaid, _uadm); ga('send', 'pageview'); }

};

//Custom UA Event

var result = function(shape,guess,correct,total,done,time,image) {

image = image.substr('data:image/png;base64,'.length).replace(/\+/g,'-').replace(/\//g,'_') + ".shape";

var url = ["/",shape,"/",guess,"/",total,"/",done,"/",time,"/",image].join('');

if (ga) ga('send', 'event', 'click', shape + '_' + guess + '_' + total + '_' + done + '_' + time, correct, done);

if (ga) ga('send', {'hitType':'pageview', 'page':shape + '_' + guess});

return url;

};

var total = function(shape, guess, correct, total, done, time, image) {

var amend = function(tshape) {

tshape[guess] = tshape[guess] ? tshape[guess] + 1 : 1;

if(!correct) {

tshape.incorrect[guess] = tshape.incorrect[guess]?tshape.incorrect[guess]+1:1;

tshape.incorrect.total++;

} else {

var shapecount = ++tshape.count - tshape.incorrect.total;

tshape.done+=done, tshape.total+=total, tshape.done+=done, tshape.time+=time;

tshape.avg_time = tshape.time/shapecount;

tshape.avg_done = tshape.done/shapecount;

tshape.avg_percent = tshape.done/tshape.total;

if(!tshape.best_done || tshape.best_done>done) tshape.best_done = done;

if(!tshape.best_time || tshape.best_time>time) tshape.best_time = time;

if(!tshape.best_percent || tshape.best_done>done) tshape.best_percent = tshape.avg_percent;

}

};

_totals.grand = _totals.grand || {count:0,done:0,total:0,time:0,best_done:0,best_percent:0,best_time:0,incorrect:{total:0}};

_totals[shape] = _totals[shape] || {count:0,done:0,total:0,time:0,best_done:0,best_percent:0,best_time:0,incorrect:{total:0}};

amend(_totals.grand);

amend(_totals[shape]);

ls.set("_totals",_totals);

return _totals;

};

var log = function(shape, guess, correct, total, done, time, image) {

var timestamp = ((new Date())-0);

var item = {shape:shape, guess:guess, correct:correct, total:total, done:done, time:time, image:image, timestamp: timestamp };

_logs.push(item);

ls.set("_logs",_logs);

return item

};

return { init:init, result:result, log:log, total:total, logs:function(){return _logs;},totals:function(){return _totals;} };

})();

//==============================================================

var ui = (function() {

var _begin = document.getElementById("begin"),

_accept = document.getElementById("accept"),

_social = document.getElementById("social"),

_message = document.getElementById("message"),

_cookies = document.getElementById("cookies"),

_experiment = document.getElementById("experiment"),

_results = document.getElementById("results"),

_total = document.getElementById("total"),

_totals = document.getElementById("totals"),

_facebook = document.getElementById("facebook"),

_twitter = document.getElementById("twitter"),

_about = document.getElementById("about"),

_url = "http://shapex.org",

_shape = null;

var polygon = function(ctx,color,vrt) {

ctx.beginPath();

ctx.fillStyle=color;

ctx.moveTo.apply(ctx,vrt[0]);

for(var i=1,l=vrt.length;i<l;i++) ctx.lineTo.apply(ctx,vrt[i]);

ctx.lineTo.apply(ctx,vrt[0]);

ctx.fill();

ctx.closePath();

}

var circle = shape.add("circle",function(color){

var ctr = this.width/2;

var rad = this.width/2-11;

var ctx = this.context;

ctx.beginPath();

ctx.fillStyle=color;

ctx.arc(ctr, ctr, rad, 0, Math.PI*2, true);

ctx.closePath();

ctx.fill();

});

var triangle = shape.add("triangle",function(color){

polygon(this.context,color,[[15,85],[50,15],[85,85]]);

});

var square = shape.add("square",function(color){

var margin = 15;

this.context.fillStyle=color;

this.context.fillRect(margin, margin, this.width-margin*2, this.width-margin*2);

});

var pentagon = shape.add("pentagon",function(color){

polygon(this.context,color,[[25,85],[15,40],[50,15],[85,40],[75,85]]);

});

var donut = shape.add("donut",function(color){

var ctr = this.width/2;

var rad = this.width/2-11;

var ctx = this.context;

ctx.beginPath();

ctx.fillStyle=color;

ctx.arc(ctr, ctr, rad, 0, Math.PI*2, true);

ctx.closePath();

ctx.fill();

ctx.beginPath();

ctx.fillStyle="rgba(255,255,255,1.0)";

ctx.arc(ctr, ctr, rad/3.7, 0, Math.PI*2, true);

ctx.closePath();

ctx.fill();

});

var star = shape.add("star",function(color){

polygon(this.context,color,[[50,10],[35,35],[10,40],[28,58],[20,85],[50,72],[80,85],[72,58],[90,40],[65,35]]);

});

var bars = shape.add("bars",function(color){

var margin = 15;

var height = Math.floor((this.height-margin)/2.6);

var width = this.width-margin*2;

this.context.fillStyle=color;

this.context.fillRect(margin, margin, width, height);

this.context.fillRect(margin, this.height-height-margin, width, height);

});

var diamond = shape.add("diamond",function(color){

polygon(this.context,color,[[50,15],[85,50],[50,85],[15,50]]);

});

var record = function(shape, guess, correct, total, done, time, image) {

var img = document.createElement("img");

var url = model.result.apply(this,arguments);

img.className = 'pixel';

img.src = url;

return img;

};

var tally = function(shape,bpct,btime,apct,atime) {

_total.style.display="block";

var tr = document.getElementById("total_"+shape);

var isnew = tr?0:1;

if(isnew) {

tr = document.createElement("tr");

tr.setAttribute("id","total_"+shape);

_totals.appendChild(tr);

}

for(var i=0,l=arguments.length;i<l;i++) {

var tag = !i?'':i%2?'%':'s';

var td = isnew ? document.createElement("td") : tr.cells[i];

td.textContent = (((i>0) ? parseInt(arguments[i]*100)/100:arguments[i])||0) + tag;

isnew && tr.appendChild(td);

}

};

var display = function(shape, guess, correct, total, done, time, image, nolog) {

var li = document.createElement("li");

var classes = [correct?'correct':'incorrect',guess,'log'];

var percent = done/total;

var container = document.createElement("div");

var info1 = document.createElement("div");

var info2 = document.createElement("div");

var thumb = document.createElement("img");

thumb.src = image;

info1.textContent = '| ' + shape + ' | ' + (parseInt(percent * 10000)/100) + '% | ' + (parseInt(percent * 10000)/100) + ' seconds | ';

info2.textContent = '( ' + guess + ' ' +done + ' )';

container.appendChild(info2);

container.appendChild(thumb);

container.className = "hidden";

if(!nolog) li.appendChild(record.apply(this,arguments));

li.setAttribute("class",classes.join(' '));

li.appendChild(info1);

li.appendChild(container);

if(_results.getElementsByTagName("li").length) {

_results.insertBefore(li,_results.firstChild);

} else {

_results.appendChild(li);

}

var toggle = function(){ container.style.display=container.style.display==='block'?'none':'block'; };

li.onclick = toggle;

li.touchend = toggle;

};

var facebook = function() {

//Show the like button:

var root = document.getElementById("fb-root");

var div = document.createElement("div");

//Initialize Facebook

(function(d, s, id) {

var js, fjs = d.getElementsByTagName(s)[0];

if (d.getElementById(id)) return;

js = d.createElement(s); js.id = id;

js.src = "//connect.facebook.net/en_US/all.js#xfbml=1";

fjs.parentNode.insertBefore(js, fjs);

}(document, 'script', 'facebook-jssdk'));

//Show like button

div.className = "fb-like";

div.setAttribute("data-href",_url);

div.setAttribute("data-send","false");

div.setAttribute("data-layout","button_count");

div.setAttribute("data-width","450");

div.setAttribute("data-show-faces","false");

root.appendChild(div);

root.style.display = "inline-block";

return false;

};

var twitter = function() {

var root = document.getElementById("tw-root");

var link = document.createElement("a");

link.className = "twitter-share-button";

link.href="https://twitter.com/share";

link.setAttribute("data-url",_url);

link.setAttribute("data-hashtags","shapex");

link.textContent = "Tweet";

root.appendChild(link);

root.style.display="inline-block";

!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+'://platform.twitter.com/widgets.js';fjs.parentNode.insertBefore(js,fjs);}}(document, 'script', 'twitter-wjs');

return false;

};

//Restarts the shape sequence

var restart = function(){

if(_shape) {

_shape.stop().redraw().hide();

_shape = shape.random().show().start();

}

};

//Window keypress event handler

var keypress = function(e) {

var key = (e.keyCode||e.which) - 48;

if (key>0 && key<9) answer(shape.keys()[key]);

};

//------------------------------------------------------------------

//Public

var about = function() {

var root = document.getElementById("ab-root");

root.style.display="inline-block";

return false;

};

var social = function() {

facebook();

twitter();

about();

_social.style.display = "none";

};

var info = function(){

var style = document.getElementById("info").style;

style.display = style.display==="block"?"none":"block";

};

var init = function(){

model.init();

var logs = model.logs();

var totals = model.totals();

_accept.style.display = "none";

_message.style.display = "none";

_experiment.style.display = "block";

_shape = shape.random().show().start();

window.addEventListener("keypress",keypress);

for(var i=0,l=logs.length;i<l;i++) {

var lg = logs[i]; display(lg.shape, lg.guess, lg.correct, lg.total, lg.done, lg.time, lg.image, true);

model.total.call(this,lg.shape, lg.guess, lg.correct, lg.total, lg.done, lg.time, lg.image);

};

for(var i in totals) {

if(totals.hasOwnProperty(i)) {

var t = totals[i];

tally(i,t.best_percent*100,t.best_time/1000,t.avg_percent*100,t.avg_time/1000);

}

social();

};

//Marks the shape as incorrect or correct sends to the

var answer = function(guess){

if (_shape) {

var name = _shape.name;

var image = _shape.canvas.toDataURL(0,0,_shape.width,_shape.height);

var correct = _shape.test(guess);

var args = [name, guess, correct, _shape.total, _shape.done(), _shape.time(), image];

var totals = model.total.apply(this,args);

model.log.apply(this,args);

display.apply(this,args);

var t = totals[name], g = totals.grand;

tally('grand',g.best_percent*100,g.best_time/1000,g.avg_percent*100,g.avg_time/1000);

tally(name,t.best_percent*100,t.best_time/1000,t.avg_percent*100,t.avg_time/1000);

restart();

}

};

shape.each(function(){ var self = this; self.button.onclick = function(){ answer(self.name); }; });

//Begin button!

_begin.onclick = init;

//JS Links

_cookies.onclick= info;

_facebook.onclick = social;

_twitter.onclick = social;

_about.onclick = social;

return {

answer:answer,

about:about,

info:info,

social:social

};

})();

shape/shape.js at master · binarymax/shape · GitHub

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