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May 23, 2016 03:51
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Blockly SVG -> Image
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function renderSimple(workspace) { | |
aleph = workspace.svgBlockCanvas_.cloneNode(true); | |
aleph.removeAttribute("width"); | |
aleph.removeAttribute("height"); | |
if (aleph.children[0] !== undefined) { | |
aleph.removeAttribute("transform"); | |
aleph.children[0].removeAttribute("transform"); | |
aleph.children[0].children[0].removeAttribute("transform"); | |
var linkElm = document.createElementNS("http://www.w3.org/1999/xhtml", "style"); | |
linkElm.textContent = Blockly.Css.CONTENT.join('') + '\n\n'; | |
aleph.insertBefore(linkElm, aleph.firstChild); | |
//$(aleph).find('rect').remove(); | |
var bbox = document.getElementsByClassName("blocklyBlockCanvas")[0].getBBox(); | |
var xml = new XMLSerializer().serializeToString(aleph); | |
xml = '<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="'+bbox.width+'" height="'+bbox.height+'" viewBox="0 0 '+bbox.width+' '+bbox.height+'"><rect width="100%" height="100%" fill="white"></rect>'+xml+'</svg>'; | |
var data = "data:image/svg+xml;base64," + btoa(unescape(encodeURIComponent(xml))); | |
var img = document.createElement("img"); | |
console.log(xml); | |
img.setAttribute('src', data); | |
document.body.appendChild(img); | |
} | |
} |
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