add generator draft
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SHA256:5BmINP9VjZWaUk5Z+2CTut1KFhwLtd0ZynMekKbtViM
2 changed files with 145 additions and 0 deletions
67
styleguide/generator/generator.js
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67
styleguide/generator/generator.js
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let can = document.createElement("canvas");
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let ctx = can.getContext('2d');
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let result;
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const downloadButton = document.querySelector('#download');
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function filterImage(svgDataUrl, width, height) {
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const filteredImage = new Image();
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const resultPreview = document.querySelector('#result_img')
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can.width = width;
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can.height = height;
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filteredImage.onload = function () {
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ctx.drawImage(filteredImage, 0, 0, width, height);
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result = can.toDataURL();
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downloadButton.disabled = false;
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resultPreview.src = result;
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};
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filteredImage.src = svgDataUrl;
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}
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function loadImage(base64Image) {
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const sourceImage = new Image();
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const svg = document.querySelector('svg')
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const svgImage = svg.querySelector('image')
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const sourcePreview = document.querySelector('#source_img')
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let svgDataUrl;
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sourceImage.onload = function () {
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filterImage(svgDataUrl, this.width, this.height);
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};
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sourceImage.src = svgImage.href.baseVal = sourcePreview.src = base64Image;
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let svgString = (new XMLSerializer).serializeToString(svg);
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svgDataUrl = 'data:image/svg+xml,' + encodeURIComponent(svgString);
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}
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function handleFileSelect(e) {
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const files = e.target.files;
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if (!files || !files.length) return;
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const file = files[0];
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if (!file.type.match('image.*')) return;
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const reader = new FileReader();
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reader.onload = (readerEvent) => {
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loadImage(readerEvent.target.result);
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};
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reader.readAsDataURL(file);
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}
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document.querySelector('#file_input').addEventListener('change', handleFileSelect, false);
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function downloadURI(uri, name) {
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let link = document.createElement("a");
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link.download = 'distortedImageEH22.png';
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link.href = result;
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document.body.appendChild(link);
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link.click();
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document.body.removeChild(link);
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delete link;
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}
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downloadButton.addEventListener('click', downloadURI);
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78
styleguide/generator/index.html
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78
styleguide/generator/index.html
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<!doctype html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport"
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content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<title>Document</title>
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</head>
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<body style="height: 100vh;">
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<div style="display: flex; flex-direction: column; gap: 1em; align-items: center">
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<div>
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<input id="file_input" type="file" name="image" accept="image/*">
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</div>
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<img id="source_img" src=""
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style="width: 400px; height: 300px; border: solid 4px darkblue; background-color: darkblue; object-fit: contain;"/>
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<img id="result_img" src=""
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style="width: 400px; height: 300px; border: solid 4px darkgreen; background-color: darkgreen; object-fit: contain;"/>
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<div style="display: none;">
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<svg width="600" height="400" xmlns="http://www.w3.org/2000/svg">
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<filter id="filter0" color-interpolation-filters="linearRGB" filterUnits="objectBoundingBox"
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primitiveUnits="userSpaceOnUse">
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<feTurbulence type="turbulence" baseFrequency="0 0.1" numOctaves="1" result="noise"/>
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<feDisplacementMap in="SourceGraphic" in2="noise" result="distorted" scale="20"/>
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<feColorMatrix in="distorted" type="saturate" values="0" result="bw"/>
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<feColorMatrix in="bw" type="luminanceToAlpha" result="ltoa"/>
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<feComponentTransfer in="ltoa" result="ltoa_inverse">
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<feFuncA type="table" tableValues="0 1"/>
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</feComponentTransfer>
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<feConvolveMatrix
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in="ltoa_inverse"
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result="edges"
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kernelMatrix="-2 0 -2
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0 0 0
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2 0 2"/>
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<feComponentTransfer in="edges" result="pink">
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<feFuncR type="table" tableValues="1 0"/>
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<feFuncG type="table" tableValues="0 1"/>
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<feFuncB type="table" tableValues="0.1 0"/>
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</feComponentTransfer>
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<feOffset in="pink" result="pink_shift" dx="-4" dy="0"/>
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<feComponentTransfer in="edges" result="cyan">
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<feFuncR type="table" tableValues="0.1 0"/>
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<feFuncG type="table" tableValues="1 0"/>
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<feFuncB type="table" tableValues="1 0"/>
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</feComponentTransfer>
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<feOffset in="cyan" result="cyan_shift" dx="4" dy="0"/>
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<feMerge result="pink_cyan_shift">
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<feMergeNode in="distorted"/>
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<feMergeNode in="pink_shift"/>
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<feMergeNode in="cyan_shift"/>
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</feMerge>
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</filter>
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<rect fill="#000000" width="100%" height="100%"/>
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<g filter="url(#filter0)">
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<image href="" width="100%" height="100%"/>
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</g>
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</svg>
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</div>
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<button id="download" disabled>
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Download Result
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</button>
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</div>
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<script src="generator.js" type="text/javascript"></script>
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</body>
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</html>
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