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simple as fuck svg creator
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| <!DOCTYPE html> | |
| <html><head> | |
| <meta http-equiv="content-type" content="text/html; charset=UTF-8"> | |
| <title>SVG Helper Tool</title> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| </head> | |
| <body> | |
| <p>click and drag on the canvas ... you're making a polygon ... <button id="reset">reset</button><button id="undo">undo</button></p> | |
| <canvas id="x" width="500" height="500" style="border: 1px solid black;"></canvas> | |
| <img id="preview" alt="preview" style="border: 1px dotted black; width: 100px; height: 100px;"> | |
| <span id="pos">0, 0</span> | |
| <pre id="out" style="width:100%; white-space: pre-wrap; word-wrap: break-word;"></pre> | |
| <script> | |
| var C = document.getElementById('x'), w = C.width, h = C.height, c = C.getContext("2d"), dragging, points = [], f = 100/w; | |
| function drawAndUpdateSvg(w, h, f){ | |
| if(!points.length){c.clearRect(0, 0, w, h); return} | |
| c.beginPath(); | |
| c.moveTo(points[0][0], points[0][1]); | |
| for(var p in points){ | |
| c.clearRect(0, 0, w, h); | |
| c.lineTo(points[p][0], points[p][1]); | |
| c.stroke(); | |
| } | |
| c.closePath(); | |
| w *= f; h *= f | |
| var path = points.map(function(p){return p.map(function(e){return Math.floor(e * f)}).join(',')}).join(' ') | |
| var s = '<?xml version="1.0" ?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg enable-background="new 0 0 '+w+' '+h+'" width="'+w+'px" height="'+h+'px" id="Icons" version="1.1" viewBox="0 0 '+w+' '+h+'" xml:space="preserve" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g><polygon points="'+path+'"/></g></svg>'; | |
| var d = 'data:image/svg+xml;base64,' + btoa(s); | |
| document.getElementById('out').innerText = path + "\n\n" + s + "\n\n" + d; | |
| document.getElementById('preview').src = d; | |
| } | |
| c.strokeStyle = 'rgb(0,0,0)'; | |
| c.lineWidth = 2; | |
| if(location.hash.length){ | |
| points = location.hash.substring(1).split(' ').map(function(p){return p.split(',').map(function(e){return parseInt(e) / f})}); | |
| drawAndUpdateSvg(w, h, f); | |
| } | |
| document.getElementById('reset').onclick = function(){ points = []; drawAndUpdateSvg(w, h, f) }; | |
| document.getElementById('undo').onclick = function(){ points = points.slice(0, points.length-1); drawAndUpdateSvg(w, h, f) }; | |
| function pos(e){ | |
| var x = e.offsetX, y = e.offsetY; | |
| if(e.changedTouches){ | |
| x = e.changedTouches[0].pageX - e.changedTouches[0].target.offsetLeft; | |
| y = e.changedTouches[0].pageY - e.changedTouches[0].target.offsetTop; | |
| } | |
| return [Math.floor(x * f / f), Math.floor(y * f / f)]; | |
| } | |
| C.onmousedown = C.ontouchstart = function(e){ points.push(pos(e)); dragging = true; drawAndUpdateSvg(w, h, f) }; | |
| C.onmouseup = C.ontouchend = function(e){ dragging = false; points.push(pos(e)); drawAndUpdateSvg(w, h, f) }; | |
| C.onmousemove = C.ontouchmove = function(e){ | |
| e.preventDefault(); | |
| document.getElementById('pos').innerText = pos(e).map(function(e){return Math.floor(e*f)}).join(', '); | |
| if(!dragging) return; | |
| if(points.length>1) points.pop(); | |
| points.push(pos(e)); | |
| drawAndUpdateSvg(w, h, f); | |
| }; | |
| </script> | |
| </body> | |
| </html> |
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