cssAudio - Activefile-genericCSS - ActiveGeneric - ActiveHTML - ActiveImage - ActiveJS - ActiveSVG - ActiveText - Activefile-genericVideo - ActiveLovehtmlicon-new-collectionicon-personicon-teamlog-outoctocatpop-outspinnerstartv

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              <h1>SVG Lines Genarative Art</h1>
<button class="go one">Draw lines</button><button class="go two">Draw colours</button><button class="go three">Draw all sorts</button>
<button class="go save">Save it</button>
<svg class="svg" width="100%" height="100%" viewbox="0 0 600 600" id="svg"></svg>
<canvas id="canvas" width="600" height="600"></canvas>
<div id="png-container"></div>
            
          
!
            
              * {margin: 0; padding: 0;}
body {
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}
h1 {
  margin: 0; padding: 0;
  position: absolute; left: 98%; top: 2%; white-space: nowrap; transform: rotate(90deg); transform-origin: left top;
}
svg {
   position:fixed; top:0; left:0; height:100%; width:100%;
   pointer-events: none; z-index: 0;
}
.go {
  padding: 1em;
  position: fixed;
  border: 0;
  border-right: 3px solid #ED5138;
  background: #DFDE64;
  height: 40px;
}

.one {top: 10px; left: 10px;}
.two {top: 60px; left: 10px;}
.three {top: 110px; left: 10px;}
.save {top: 180px; left: 10px; background-color:#86D2F3;}

#canvas {display: none;}

#png-container {
    display: none;
    height: 400px;
    width: 400px;
    margin: 0 auto;
    border: 10px solid #F3D400;
    padding: 20px;
}

#png-container img {
  max-height: 100%;
  max-width: 100%;
}
            
          
!
            
              var lines = [];
var count;
var s = Snap("#svg");
function buildPath(c) {
  count++;
  var p0 = r(0,600);
  var p1 = r(0,600);
  var p2 = r(100,400);
  var p3 = r(100,400);
  var p4 = r(100,500);
  var p5 = r(100,500);
  var clr, clrfill;
  if(c=="c" || c=="a") {clr = colour();} else {clr = "#ff0082";}
  if(c=="a") {clrfill = colour();} else {clrfill = "none";}
  lines[count] = s.path("M300,0 C"+p0+","+p1+" "+p2+","+p3+" "+p4+","+p5+" S200,300 300,600").attr({
  fill: clrfill,
  "fill-opacity": 0.3,
  stroke: clr,
  strokeWidth: 3
  });  
  
  var pathLength = Snap.path.getTotalLength(lines[count]);
  lines[count].node.style.strokeDasharray = pathLength + ' ' + pathLength;
  lines[count].node.style.strokeDashoffset = pathLength;
  
  Snap.animate(pathLength, 0, function( value ) {
      lines[count].node.style.strokeDashoffset = value;
    }, 400);
}

var pngContainer = document.querySelector('#png-container');

var int;
function go(c) {
  img = null;
  svg = null;
  pngContainer.innerHTML = '';
  pngContainer.style.display = 'none';
  if (int) {clearInterval(int);}
  s.clear();
  int = setInterval(function() {
    buildPath(c);
  }, 1200);
}

function colour() {
  return '#'+Math.floor(Math.random()*16777215).toString(16);
}

function r(min, max) {
  min = Math.ceil(min);
  max = Math.floor(max);
  return Math.floor(Math.random() * (max - min + 1)) + min; //The maximum is inclusive and the minimum is inclusive 
}

document.querySelector(".one").addEventListener("click", function() {go('n')});
document.querySelector(".two").addEventListener("click", function() {go('c')});
document.querySelector(".three").addEventListener("click", function() {go('a')});
document.querySelector(".save").addEventListener("click", function() {saveIt()});

var canvas, img, svg;
function saveIt() {
  var svgString = new XMLSerializer().serializeToString(document.querySelector('svg'));
  clearInterval(int);
  s.clear();
  canvas = document.getElementById("canvas");
  var ctx = canvas.getContext("2d");
  ctx.clearRect(0, 0, canvas.width, canvas.height);
  var DOMURL = self.URL || self.webkitURL || self;
  img = new Image();
  svg = new Blob([svgString], {type: "image/svg+xml;charset=utf-8"});
  var url = DOMURL.createObjectURL(svg);
  img.onload = function() {
      ctx.drawImage(img, 0, 0);
      var png = canvas.toDataURL("image/png");
      pngContainer.innerHTML = '<img src="'+png+'"/>';
      pngContainer.style.display = 'block';
      DOMURL.revokeObjectURL(png);
  };
  img.src = url;
}
            
          
!
999px
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