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index.html
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<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/xhtml">
<head>
<!-- Global site tag (gtag.js) - Google Analytics -->
<script async src="https://www.googletagmanager.com/gtag/js?id=G-2E561F2422"></script>
<script>
window.dataLayer = window.dataLayer || [];
function gtag(){dataLayer.push(arguments);}
gtag('js', new Date());
gtag('config', 'G-2E561F2422');
</script>
<!--
************************************************
The script above is for google analytics.
You'll want to remove that if you use this page.
************************************************
-->
<title>Bauhaus Pattern Creator</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<script src="https://d3js.org/d3.v5.min.js"></script>
<link rel="preconnect" href="https://fonts.gstatic.com">
<link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Rubik&display=swap">
<link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Roboto+Mono&display=swap">
<link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Roboto+Slab:wght@400;500&display=swap">
<link rel="stylesheet" type="text/css" href="style.css">
</head>
<body>
<div id="options">
<h1>Bauhaus<br>Pattern<br>Creator</h1>
<table id="initial">
<tr><td>Bauhaus</td></tr>
<tr><td>Pattern</td></tr>
<tr><td>Creator</td></tr>
</table>
<table id="heading">
<tr><td>B</td><td>a</td><td>u</td><td>h</td><td>a</td><td>u</td><td>s</td></tr>
<tr><td>P</td><td>a</td><td>t</td><td>t</td><td>e</td><td>r</td><td>n</td></tr>
<tr><td>C</td><td>r</td><td>e</td><td>a</td><td>t</td><td onclick="createWallpapers()">o</td><td>r</td></tr>
</table>
<table>
<tr>
<th>Rows:</th>
<td><input type="number" value="6" id="rows" min="1"></td>
</tr>
<tr>
<th>Columns:</th>
<td><input type="number" value="6" id="columns" min="1"></td>
</tr>
<tr>
<th>Cell Size:</th>
<td><input type="number" value="100" id="unitSize" min="10"></td>
</tr>
<tr>
<th>Gap Size:</th>
<td><input type="number" value="0" id="gapSize" min="0"></td>
</tr>
<tr>
<th>Multiple Sizes:</th>
<td>
<select id="maxScale">
<option value="1">No</option>
<option value="2" selected>Max 2x2</option>
<option value="4">Max 4x4</option>
<option value="8">Max 8x8</option>
<option value="16">Max 16x16</option>
<option value="32">Max 32x32</option>
<option value="64">Max 64x64</option>
</select>
</td>
</tr>
<tr>
<th>Repetition:</th>
<td>
<select id="maxRepetition">
<option value="1">No</option>
<option value="2" selected>Max 2x2</option>
<option value="4">Max 4x4</option>
<option value="8">Max 8x8</option>
<option value="16">Max 16x16</option>
<option value="32">Max 32x32</option>
<option value="64">Max 64x64</option>
</select>
</td>
</tr>
<tr>
<th>Shapes:</th>
<td>
<select id="patternSet">
<option value="all" selected>All</option>
<option value="some">Some</option>
<option value="one">One</option>
<option value="" disabled>--------</option>
<option value="circles">Circles</option>
<option value="curves">Curves</option>
<option value="diagonals">Diagonals</option>
<option value="lines">Lines</option>
<option value="straights">Straights</option>
<option value="triangles">Triangles</option>
</select>
</td>
</tr>
<tr>
<th>Colours:</th>
<td>
<select id="colourSet">
<option value="random" selected>Random Set</option>
<option value="procgen">Random</option>
<option value="" disabled>--------</option>
</select>
</td>
</tr>
<tr>
<th>Symmetry:</th>
<td>
<select id="mirror">
<option value="none" selected>No</option>
<!--<option value="random">Random</option>-->
<option value="horizontal">Horizontal</option>
<option value="vertical">Vertical</option>
<option value="both">Both</option>
</select>
</td>
</tr>
</table>
<input type="button" value="Create" onclick="createPattern()">
<div class="mobile_no">
<input type="button" value="Download PNG" id="downloadPNG" onclick="downloadImagePNG()"><br>
<input type="button" value="Download SVG" id="downloadSVG" onclick="downloadImageSVG()">
<p class="about"><a href="https://github.com/Robson/Bauhaus-Pattern-Creator">Code</a> by <a href="https://robson.plus/">Robson</a></p>
</div>
</div>
<div id="output"></div>
<div class="mobile_yes">
<div id="footer">
<input type="button" value="Download PNG" id="downloadMobilePNG" onclick="downloadImagePNG()"><br>
<input type="button" value="Download SVG" id="downloadMobileSVG" onclick="downloadImageSVG()">
<p class="about"><a href="https://github.com/Robson/Bauhaus-Pattern-Generator">Code</a> by <a href="https://robson.plus/">Robson</a></p>
</div>
</div>
<script>
const lines = 4;
var colours = ['black', 'white'];
var shapesAvailable = [];
var procgen = [];
setInterval(function () { colourHeading(); }, 60 * 1000);
d3.select('h1').style('display', 'none');
d3.select('#downloadSVG').style('display', 'none');
d3.select('#downloadPNG').style('display', 'none');
d3.select('#footer').style('display', 'none');
d3.select('#heading').style('display', 'none');
var colourSchemes = {
Marigold: ['#FFB510', '#FFFFFF', '#000000'],
Maritime: [['#FF444B', '#2AA4CF'], '#FDF6EC'],
Melancholy: ['#96371A', '#E2832B', '#312E30', '#A6A9B7', '#647496'],
Memory: ['#8A4B42', '#84785E', '#D1CECC', '#B4B4BA'],
Memphis: ['#672394', ['#F725A0', '#0CB2C0'], '#FAD141', '#E8E6D9'],
Merlot: ['#89363E', '#40262B', '#E7DFE0', '#100708'],
Miami: ['#18C0EF', '#F14F7B', '#F7AA1C'],
Midnight: ['#000000', '#254769', '#1B1C3B'],
Mix: ['#DF0000', '#F98E12', '#FDEF2A', '#1B8224', '#2449FC', '#750087'],
Mondrian: [['#FAC901', '#225095', '#DD0100'], '#FFFFFF'],
Mono: ['#FFFFFF', '#000000'],
Monochrome: ['#222222', '#777777', '#CCCCCC'],
Morning: ['#F1C40F', '#E67E22', '#E74C3C', '#3498DB'],
Mountain: ['#84B9AA', '#21462C', '#577D76', '#FFFFFF'],
Move: [['#69CFF9', '#F2AAB9'], '#FFFFFF'],
Mulberry: ['#D52439', '#110C1A', '#EACBAA'],
Mulch: ['#606C38', '#283618', '#DDA15E', '#BC6C25'],
Multi: [['#D1006F', '#1534A8'], '#9A4D96'],
Mushroom: ['#C55633', '#692D1B', '#838B69', '#C2BFA7'],
Muted: ['#EFDBB8', '#A2A48E', '#C4BDA1', '#DD9E69', '#323429'],
Mystic: ['#EDAD7B', '#ED78AD', '#311B2E', '#2C86A6'],
};
for (var scheme in colourSchemes) {
d3.select('#colourSet')
.append('option')
.attr('value', scheme)
.text(scheme);
}
function colourHeading() {
d3.selectAll('#heading td').classed('x', function () { return Math.random() > 0.5 });
d3.select('h1').style('display', 'none');
d3.select('#initial').style('display', 'none');
d3.select('#heading').style('display', null);
}
function getDateTimeFilename() {
var filename = (new Date()).toISOString();
console.log(filename);
filename = filename.split('.')[0];
filename = filename
.replace(':', '-')
.replace(':', '-')
.replace('T', ' ');
return filename;
}
function downloadImageSVG() {
var svgEl = document.getElementById("render");
d3.select('#render').attr("xmlns", "http://www.w3.org/2000/svg");
var svgData = new XMLSerializer().serializeToString(svgEl);
var preface = '<?xml version="1.0" standalone="no"?>\r\n';
var svgBlob = new Blob([preface, svgData], { type: "image/svg+xml;charset=utf-8" });
var svgUrl = URL.createObjectURL(svgBlob);
var downloadLink = document.createElement("a");
downloadLink.href = svgUrl;
downloadLink.download = 'BPC ' + getDateTimeFilename() + '.svg';
document.body.appendChild(downloadLink);
downloadLink.click();
document.body.removeChild(downloadLink);
}
function downloadImagePNG(filename='') {
const render = document.querySelector('svg');
const xml = (new XMLSerializer()).serializeToString(render);
const blob = new Blob([xml], {
type: 'image/svg+xml;charset=utf-8'
});
const url = URL.createObjectURL(blob);
const image = new Image();
image.addEventListener('load', () => {
const canvas = document.createElement('canvas');
canvas.width = +(d3.select('svg').attr('width').replace('px', ''));
canvas.height = +(d3.select('svg').attr('height').replace('px', ''));
const context = canvas.getContext('2d');
context.drawImage(image, 0, 0, canvas.width, canvas.height);
URL.revokeObjectURL(url);
const link = document.createElement('a');
if (filename.length > 0) {
link.download = 'BPC ' + getDateTimeFilename() + ' ' + filename + '.png';
} else {
link.download = 'BPC ' + getDateTimeFilename() + '.png';
}
document.body.appendChild(link);
link.href = canvas.toDataURL();
link.click();
link.remove();
});
image.src = url;
}
function createWallpapers() {
for (var set of colourSchemes) {
d3.select('#colourSet').property('value', set);
createPattern();
downloadImagePNG(set);
}
}
function setRandomColours(colourSet) {
if (colourSet == 'procgen') {
colours = getRandomColours(procgen);
} else {
colours = getRandomColours(colourSchemes[colourSet]);
}
}
function getRandomColours(candidates) {
var colours = candidates.slice(0);
for (var a = 0; a < colours.length; a++) {
if (Array.isArray(colours[a])) {
colours[a] = colours[a][~~(Math.random() * colours[a].length)];
}
}
var first = '', second = '';
do {
first = colours[~~(Math.random() * colours.length)];
second = colours[~~(Math.random() * colours.length)];
} while (first == second);
return [first, second];
}
function makeRandomColourScheme() {
procgen = [];
var hue = ~~(360 * Math.random());
var sat = ~~(30 + (60 * Math.random()));
var bri = ~~(35 + (30 * Math.random()));
if (Math.random() > 0.5) {
// light and dark
if (Math.random() > 0.5) {
procgen.push('hsl(' + hue + ', ' + sat + '%, 5%)');
}
procgen.push('hsl(' + hue + ', ' + sat + '%, 25%)');
if (Math.random() > 0.5) {
procgen.push('hsl(' + hue + ', ' + sat + '%, 50%)');
}
procgen.push('hsl(' + hue + ', ' + sat + '%, 75%)');
if (Math.random() > 0.5) {
procgen.push('hsl(' + hue + ', ' + sat + '%, 95%)');
}
} else {
// contrast
switch (~~(Math.random() * 3)) {
case 0: // random
procgen.push('hsl(' + hue + ', ' + sat + '%, ' + bri + '%)');
procgen.push('hsl(' + ((hue + 60 + ~~(Math.random() * 240)) % 360) + ', ' + sat + '%, ' + bri + '%)');
break;
case 1: // triple offset
procgen.push('hsl(' + hue + ', ' + sat + '%, ' + bri + '%)');
procgen.push('hsl(' + ((hue + 120) % 360) + ', ' + sat + '%, ' + bri + '%)');
procgen.push('hsl(' + ((hue + 240) % 360) + ', ' + sat + '%, ' + bri + '%)');
break;
case 2: // double offset
procgen.push('hsl(' + hue + ', ' + sat + '%, ' + bri + '%)');
procgen.push('hsl(' + ((hue + 180) % 360) + ', ' + sat + '%, ' + bri + '%)');
break;
}
if (Math.random() > 0.5) {
procgen.push('white');
procgen.push('black');
} else {
procgen.push(Math.random() > 0.5 ? 'white' : 'black');
}
}
}
function createPattern() {
makeRandomColourScheme();
shapesAvailable = [];
d3.selectAll('svg').remove();
var rows = +d3.select('#rows').property('value');
var columns = +d3.select('#columns').property('value');
var rowsOriginal = rows;
var columnsOriginal = columns;
var unitSize = +d3.select('#unitSize').property('value');
var gapSize = +d3.select('#gapSize').property('value');
var patternSet = d3.select('#patternSet').property('value');
var colourSet = d3.select('#colourSet').property('value');
var maxScale = +d3.select('#maxScale').property('value');
var maxRepetition = +d3.select('#maxRepetition').property('value');
var isMirrored = false;
var mirrorDirection = 'none';
if (d3.select('#mirror').property('value') != 'none') {
isMirrored = true;
mirrorDirection = d3.select('#mirror').property('value');
}
if (mirrorDirection == 'random') {
switch (~~(Math.random() * 3)) {
case 0: mirrorDirection = 'horizontal'; break;
case 1: mirrorDirection = 'vertical'; break;
case 2: mirrorDirection = 'both'; break;
}
}
if (colourSet == 'random' || colourSet.length == 0) {
var keys = Object.keys(colourSchemes);
colourSet = keys[~~(Math.random() * keys.length)];
}
var outside = d3.select('#output').append('svg');
outside.attr('xmlns', 'http://www.w3.org/2000/svg');
outside.attr('id', 'render');
outside.attr('width', ((columns * (unitSize + gapSize)) - gapSize) + 'px');
outside.attr('height', ((rows * (unitSize + gapSize)) - gapSize) + 'px');
outside.append('defs');
outside
.append('rect')
.attr('x', 0)
.attr('y', 0)
.attr('width', ((columns * (unitSize + gapSize)) - gapSize))
.attr('height', ((rows * (unitSize + gapSize)) - gapSize));
if (isMirrored) {
if (mirrorDirection == 'both' || mirrorDirection == 'horizontal') {
columns = Math.ceil(columns / 2);
}
if (mirrorDirection == 'both' || mirrorDirection == 'vertical') {
rows = Math.ceil(rows / 2);
}
}
var grid = [];
for (var a = 0; a < rows; a++) {
grid[a] = [];
for (var b = 0; b < columns; b++) {
grid[a].push(1);
}
}
var sizes = [256, 128, 64, 32, 16, 8, 4, 2];
for (var size of sizes) {
if (size <= maxScale || size <= maxRepetition) {
if (rows >= size && columns >= size) {
for (var a = 0; a < 50; a++) {
var checkR = ~~(Math.random() * (1 + rows - size));
var checkC = ~~(Math.random() * (1 + columns - size));
var success = true;
for (var r = checkR; r < checkR + size; r++) {
for (var c = checkC; c < checkC + size; c++) {
if (grid[r][c] != 1) {
success = false;
}
if (mirrorDirection != 'none') {
switch (mirrorDirection) {
case 'both':
if ((columnsOriginal % 2 == 1 && c == columns - 1) ||
(rowsOriginal % 2 == 1 && r == rows - 1)) {
success = false;
}
break;
case 'horizontal':
if (columnsOriginal % 2 == 1 && c == columns - 1) {
success = false;
}
break;
case 'vertical':
if (rowsOriginal % 2 == 1 && r == rows - 1) {
success = false;
}
break;
}
}
}
}
if (success) {
for (var r = checkR; r < checkR + size; r++) {
for (var c = checkC; c < checkC + size; c++) {
grid[r][c] = '0';
}
}
grid[checkR][checkC] = size;
}
}
}
}
}
var inside = outside.append('g');
for (var a = 0; a < columns; a++) {
for (var b = 0; b < rows; b++) {
if (grid[b][a] > 0) {
var isRepeated = false;
var extraLength = 0;
if (grid[b][a] > 1) {
switch (grid[b][a]) {
case 2: extraLength = gapSize * 0.5; break;
case 4: extraLength = gapSize * 0.75; break;
case 8: extraLength = gapSize * 0.875; break;
case 16: extraLength = gapSize * 0.94; break;
case 32: extraLength = gapSize * 0.97; break;
case 64: extraLength = gapSize * 0.985; break;
}
var allowedRepetition = maxRepetition >= grid[b][a];
var allowedScaling = maxScale >= grid[b][a];
if (allowedRepetition) {
if (allowedScaling) {
isRepeated = Math.random() > 0.5;
} else {
isRepeated = true;
}
}
}
if (isRepeated) {
createRandomPattern(
colourSet,
grid[b][a],
patternSet,
outside,
inside,
a * (unitSize + gapSize),
b * (unitSize + gapSize),
unitSize,
0,
gapSize,
true,
false,
'none');
} else {
var mirrorType = 'none';
if (mirrorDirection != 'none') {
switch (mirrorDirection) {
case 'both':
if (columnsOriginal % 2 == 1 && a == columns - 1) {
mirrorType = 'horizontal';
}
if (rowsOriginal % 2 == 1 && b == rows - 1) {
mirrorType = 'vertical';
}
if ((columnsOriginal % 2 == 1 && a == columns - 1) &&
(rowsOriginal % 2 == 1 && b == rows - 1)) {
mirrorType = 'both';
}
break;
case 'horizontal':
if (columnsOriginal % 2 == 1 && a == columns - 1) {
mirrorType = mirrorDirection;
}
break;
case 'vertical':
if (rowsOriginal % 2 == 1 && b == rows - 1) {
mirrorType = mirrorDirection;
}
break;
}
}
createRandomPattern(
colourSet,
grid[b][a],
patternSet,
outside,
inside,
a * (unitSize + gapSize),
b * (unitSize + gapSize),
unitSize,
extraLength,
gapSize,
false,
false,
mirrorType);
}
}
}
}
inside.attr('class', 'clickable');
if (isMirrored) {
switch (mirrorDirection) {
case 'horizontal':
var duplicate = inside.clone(true);
duplicate.attr('class', null);
duplicate.attr('transform', 'translate(' + +outside.attr('width').replace('px', '') + ',0) scale(-1,1)');
break;
case 'vertical':
var duplicate = inside.clone(true);
duplicate.attr('class', null);
duplicate.attr('transform', 'translate(0,' + +outside.attr('height').replace('px', '') + ') scale(1,-1)');
break;
case 'both':
var duplicateTopRight = inside.clone(true);
duplicateTopRight.attr('class', null);
duplicateTopRight.attr('transform', 'translate(' + +outside.attr('width').replace('px', '') + ',0) scale(-1,1)');
var duplicateBottomLeft = inside.clone(true);
duplicateBottomLeft.attr('class', null);
duplicateBottomLeft.attr('transform', 'translate(0,' + +outside.attr('height').replace('px', '') + ') scale(1,-1)');
var duplicateBottomRight = inside.clone(true);
duplicateBottomRight.attr('class', null);
duplicateBottomRight.attr('transform', 'translate(' + +outside.attr('width').replace('px', '') + ',' + (+outside.attr('height').replace('px', '') - 0) + ') scale(-1,-1)');
break;
}
}
inside.raise();
outside.attr('fill', colours[0]);
d3.select('#downloadSVG').style('display', null);
d3.select('#downloadPNG').style('display', null);
d3.select('#about').style('display', null);
d3.select('#footer').style('display', null);
d3.selectAll('rect').attr('shape-rendering', 'crispEdges');
d3.selectAll('polygon').attr('shape-rendering', 'crispEdges');
}
function chooseRandomPattern(patternSet, mirrorType) {
var available = [
createPatternCircleNormal,
createPatternCircleLarge,
createPatternCircleLargeRing,
//createPatternCircleQuad,
createPatternCircleOpposites,
createPatternSquareNormal,
createPatternSquareGrid,
createPatternSquareOpposites,
createPatternSquareRepeating,
createPatternRectangle,
createPatternCornerTriangle,
createPatternTriangleSideNormal,
createPatternTriangleSideDouble,
createPatternTriangleSideDoubleRotate,
createPatternTriangleQuad,
createPatternTriangleOpposites,
createPatternTriangleWindmill,
createPatternArrow,
createPatternDiamondNormal,
createPatternDiamondLarge,
createPatternDiamondRing,
createPatternArcSolid,
createPatternArcRing,
createPatternArcRingTwin,
//createPatternArcQuartersAll,
createPatternArcQuartersOpposites,
createPatternLinesStraight,
createPatternLinesDiagonal,
createPatternLinesDiagonalPair,
createPatternLinesArc,
];
switch (patternSet) {
case 'one':
if (shapesAvailable.length == 0) {
shapesAvailable = [available[~~(Math.random() * available.length)]];
}
available = shapesAvailable.slice(0);
break;
case 'some':
if (shapesAvailable.length == 0) {
shapesAvailable = available.slice(0);
for (let i = shapesAvailable.length - 1; i > 0; i--) {
const j = Math.floor(Math.random() * (i + 1));
[shapesAvailable[i], shapesAvailable[j]] = [shapesAvailable[j], shapesAvailable[i]];
}
shapesAvailable = shapesAvailable.slice(0, 3 + ~~(Math.random() * 2));
}
available = shapesAvailable.slice(0);
break;
case 'circles':
available = [
createPatternCircleNormal,
createPatternCircleLarge,
createPatternCircleLargeRing,
];
break;
case 'curves':
available = [
createPatternCircleNormal,
createPatternCircleLarge,
createPatternCircleLargeRing,
createPatternCircleOpposites,
//createPatternCircleQuad,
createPatternArcSolid,
createPatternArcRing,
createPatternArcRingTwin,
//createPatternArcQuartersAll,
createPatternArcQuartersOpposites,
createPatternLinesArc,
];
break;
case 'diagonals':
available = [
createPatternCornerTriangle,
createPatternTriangleSideNormal,
createPatternTriangleSideDouble,
createPatternTriangleSideDoubleRotate,
createPatternTriangleQuad,
createPatternTriangleOpposites,
createPatternTriangleWindmill,
createPatternArrow,
createPatternDiamondNormal,
createPatternDiamondLarge,
createPatternDiamondRing,
//createPatternLinesDiagonal,
createPatternLinesDiagonalPair,
];
break;
case 'lines':
available = [
createPatternSquareRepeating,
createPatternLinesStraight,
createPatternLinesDiagonal,
createPatternLinesArc,
];
break;
case 'straights':
available = [
createPatternSquareNormal,
createPatternSquareGrid,
createPatternSquareOpposites,
createPatternSquareRepeating,
createPatternRectangle,
createPatternLinesStraight,
];
break;
case 'triangles':
available = [
createPatternCornerTriangle,
createPatternTriangleSideNormal,
createPatternTriangleSideDouble,
createPatternTriangleSideDoubleRotate,
createPatternTriangleQuad,
createPatternTriangleOpposites,
createPatternTriangleWindmill,
];
break;
}
switch (mirrorType) {
case 'both':
available = available
.filter(x =>
x == createPatternCircleNormal ||
x == createPatternCircleLarge ||
x == createPatternCircleLargeRing ||
x == createPatternCircleOpposites ||
x == createPatternSquareNormal |
x == createPatternTriangleSideDouble ||
x == createPatternDiamondNormal ||
x == createPatternDiamondLarge ||
x == createPatternDiamondRing);
break;
case 'horizontal':
case 'vertical':
available = available
.filter(x =>
x == createPatternCircleNormal ||
x == createPatternCircleLarge ||
x == createPatternCircleLargeRing ||
x == createPatternCircleOpposites ||
x == createPatternSquareNormal ||
x == createPatternRectangle ||
x == createPatternTriangleSideNormal ||
x == createPatternTriangleSideDouble ||
x == createPatternArrow ||
x == createPatternDiamondNormal ||
x == createPatternDiamondLarge ||
x == createPatternDiamondRing ||
x == createPatternLinesStraight);
break;
}
if (available.length > 0) {
return available[~~(Math.random() * available.length)];
} else {
return null;
}
}
function createRandomPattern(colourSet, scale, patternSet, svg, container, x, y, s, extra, gap = 0, repetition, overwrite, mirrorType) {
setRandomColours(colourSet);
var chosen = chooseRandomPattern(patternSet, mirrorType);
if (chosen != null) {
var g = container;
if (!overwrite) {
var id = '_' + x + '_' + y;
var defs = svg.select('defs');
defs
.append('clipPath')
.attr('id', 'clip' + id)
.append('rect')
.attr('x', 0)
.attr('y', 0)
.attr('width', s + extra)
.attr('height', s + extra);
var pattern = defs
.append('pattern')
.attr('id', 'pat' + id)
.attr('patternUnits', 'userSpaceOnUse');
g = pattern
.append('g')
.attr('id', 'box' + id)
.attr('clip-path', 'url(#clip' + id + ')');
if (repetition) {
pattern
.attr('width', s + gap)
.attr('height', s + gap);
} else {
pattern
.attr('x', x)
.attr('y', y)
.attr('width', (s + gap) * scale)
.attr('height', (s + gap) * scale);
g.attr('transform', 'scale(' + scale + ')');
}
container
.append('rect')
.attr('x', x)
.attr('y', y)
.attr('width', (s + gap) * scale)
.attr('height', (s + gap) * scale)
.attr('fill', 'url(#pat' + id + ')')
.on('click', function () {
var id = '_' + x + '_' + y;
d3.selectAll('#box' + id + ' *').remove();
var container = d3.select('#box' + id);
createRandomPattern(colourSet, null, patternSet, null, container, null, null, s, extra, null, null, true, mirrorType);
d3.event.stopPropagation();
});
}
chosen(g, s + extra, mirrorType);
}
}
function createPatternCircleNormal(g, s) {
createPatternCircle(g, s, large = false, ring = false);
}
function createPatternCircleLarge(g, s) {
createPatternCircle(g, s, large = true, ring = false);
}
function createPatternCircleLargeRing(g, s) {
createPatternCircle(g, s, large = true, ring = true);
}
function createPatternCircle(g, s, large = false, ring = false) {
var fill = colours[0];
g
.append('rect')
.attr('x', 0)
.attr('y', 0)
.attr('width', s)
.attr('height', s)
.attr('fill', colours[0]);
fill = colours[1];
g
.append('circle')
.attr('cx', s / 2)
.attr('cy', s / 2)
.attr('r', s * (ring || large ? 0.5 : 0.25))
.attr('fill', fill)
if (ring) {
fill = fill == colours[1] ? colours[0] : colours[1];
g
.append('circle')
.attr('cx', s / 2)
.attr('cy', s / 2)
.attr('r', s * 0.25)
.attr('fill', fill)
}
}
function createPatternCircleQuad(g, s) {
var fill = colours[0];
g
.append('rect')
.attr('x', 0)
.attr('y', 0)
.attr('width', s)
.attr('height', s)
.attr('fill', colours[0]);
fill = colours[1];
for (var a of [0, s / 2]) {
for (var b of [0, s / 2]) {
g
.append('circle')
.attr('cx', a + s / 4)
.attr('cy', b + s / 4)
.attr('r', s * 0.15)
.attr('fill', fill)
}
}
}
function createPatternCircleOpposites(g, s, mirrorType = 'none') {
var fill = colours[0];
g
.append('rect')
.attr('x', 0)
.attr('y', 0)
.attr('width', s)
.attr('height', s)
.attr('fill', fill);
fill = fill == colours[1] ? colours[0] : colours[1];
var x1 = 0, y1 = s / 2;
var x2 = s, y2 = s / 2;
if (Math.random() > 0.5) {
x1 = s / 2, y1 = 0;
x2 = s / 2, y2 = s;
}
g
.append('circle')
.attr('cx', x1)
.attr('cy', y1)
.attr('r', s / 2)
.attr('fill', fill)
/*
if (mirrorType == 'none' && Math.random() > 0.5) {
g
.append('rect')
.attr('x', x2 - s / 2)
.attr('y', y2 - s / 2)
.attr('width', s)
.attr('height', s)
.attr('fill', fill);
fill = fill == colours[1] ? colours[0] : colours[1];
}
*/
g
.append('circle')
.attr('cx', x2)
.attr('cy', y2)
.attr('r', s / 2)
.attr('fill', fill)
}
function createPatternSquareNormal(g, s) {
var fill = colours[0];
g
.append('rect')
.attr('x', 0)
.attr('y', 0)
.attr('width', s)
.attr('height', s)
.attr('fill', fill);
fill = fill == colours[1] ? colours[0] : colours[1];
g
.append('rect')
.attr('shape-rendering', 'crispEdges')
.attr('x', s * 0.25)
.attr('y', s * 0.25)
.attr('width', s * 0.5)
.attr('height', s * 0.5)
.attr('fill', fill);
}
function createPatternSquareGrid(g, s) {
var fill = colours[0];
g
.append('rect')
.attr('x', 0)
.attr('y', 0)
.attr('width', s)
.attr('height', s)
.attr('fill', fill);
fill = fill == colours[1] ? colours[0] : colours[1];
var offset = Math.random() > 0.5 ? 0 : 1;
for (var a = 0; a < lines; a++) {
for (var b = 0; b < lines; b++) {
if ((a + b) % 2 == offset) {
g
.append('rect')
.attr('x', s / lines * a)
.attr('y', s / lines * b)
.attr('width', s * 0.25)
.attr('height', s * 0.25)
.attr('fill', fill);
}
}
}
}
function createPatternSquareOpposites(g, s) {
var fill = colours[0];
g
.append('rect')
.attr('x', 0)
.attr('y', 0)
.attr('width', s)
.attr('height', s)
.attr('fill', fill);
fill = fill == colours[1] ? colours[0] : colours[1];
var offset = Math.random() > 0.5 ? 0 : 1;
for (var a = 0; a < 2; a++) {
for (var b = 0; b < 2; b++) {
if ((a + b) % 2 == offset) {
g
.append('rect')
.attr('x', s / 2 * a)
.attr('y', s / 2 * b)
.attr('width', s * 0.5)
.attr('height', s * 0.5)
.attr('fill', fill);
}
}
}
}
function createPatternSquareRepeating(g, s) {
var rotate = ~~(Math.random() * 4);
var g = g.append('g');
g
.attr('transform-origin', s / 2 + ' ' + s / 2)
.attr('transform', 'rotate(' + (90 * rotate) + ')');
var fill = colours[0];