Created
June 30, 2020 22:00
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| const draw = (rc, svg) => { | |
| hatches = [ | |
| "hachure", | |
| "zigzag", | |
| "cross-hatch", | |
| "dots", | |
| "sunburst", | |
| "dashed", | |
| "zigzag-line", | |
| ]; | |
| const figuesPerLine = 8; | |
| const diameter = 100; | |
| const margin = 10; | |
| [...Array(40).keys()].map((i) => { | |
| const index = i % hatches.length; | |
| const x = i % figuesPerLine; | |
| const y = Math.floor(i / figuesPerLine); | |
| let node = rc.rectangle( | |
| margin + x * (diameter * 1.2), | |
| margin + y * (diameter * 1.2), | |
| diameter, | |
| diameter, | |
| { | |
| fill: "black", | |
| fillWeight: 3, | |
| hachureAngle: Math.random() * 360, | |
| hachureGap: 6 + y * 2, | |
| strokeWidth: 3, | |
| bowing: 1 + y * 0.2, | |
| roughness: 1 + y * 1.2, | |
| fillStyle: hatches[index], | |
| } | |
| ); | |
| svg.appendChild(node); | |
| }); | |
| }; | |
| const touchEvents = (event, svg) => { | |
| // Save on S. | |
| if (event.keyCode === 83) { | |
| encodeSvgAndLink(svg); | |
| } | |
| }; | |
| const init = () => { | |
| const svg = document.querySelector("#canvas"); | |
| const rc = rough.svg(svg); | |
| draw(rc, svg); | |
| document.addEventListener("keyup", (event) => { | |
| touchEvents(event, svg); | |
| }); | |
| }; | |
| const encodeSvgAndLink = (svg) => { | |
| var svgBlob = new Blob([svg.outerHTML], { | |
| type: "image/svg+xml;charset=utf-8", | |
| }); | |
| var svgUrl = URL.createObjectURL(svgBlob); | |
| var downloadLink = document.createElement("a"); | |
| downloadLink.href = svgUrl; | |
| downloadLink.download = "test.svg"; | |
| document.body.appendChild(downloadLink); | |
| downloadLink.click(); | |
| document.body.removeChild(downloadLink); | |
| }; | |
| document.addEventListener("DOMContentLoaded", init); |
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