mirror of
https://github.com/nanoy42/coope
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Random colors and fixes
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3 changed files with 524 additions and 12 deletions
519
staticfiles/randomColor.js
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519
staticfiles/randomColor.js
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// randomColor by David Merfield under the CC0 license
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// https://github.com/davidmerfield/randomColor/
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;(function(root, factory) {
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// Support CommonJS
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if (typeof exports === 'object') {
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var randomColor = factory();
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// Support NodeJS & Component, which allow module.exports to be a function
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if (typeof module === 'object' && module && module.exports) {
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exports = module.exports = randomColor;
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}
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// Support CommonJS 1.1.1 spec
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exports.randomColor = randomColor;
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// Support AMD
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} else if (typeof define === 'function' && define.amd) {
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define([], factory);
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// Support vanilla script loading
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} else {
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root.randomColor = factory();
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}
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}(this, function() {
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// Seed to get repeatable colors
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var seed = null;
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// Shared color dictionary
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var colorDictionary = {};
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// Populate the color dictionary
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loadColorBounds();
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// check if a range is taken
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var colorRanges = [];
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var randomColor = function (options) {
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options = options || {};
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// Check if there is a seed and ensure it's an
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// integer. Otherwise, reset the seed value.
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if (options.seed !== undefined && options.seed !== null && options.seed === parseInt(options.seed, 10)) {
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seed = options.seed;
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// A string was passed as a seed
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} else if (typeof options.seed === 'string') {
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seed = stringToInteger(options.seed);
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// Something was passed as a seed but it wasn't an integer or string
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} else if (options.seed !== undefined && options.seed !== null) {
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throw new TypeError('The seed value must be an integer or string');
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// No seed, reset the value outside.
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} else {
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seed = null;
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}
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var H,S,B;
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// Check if we need to generate multiple colors
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if (options.count !== null && options.count !== undefined) {
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var totalColors = options.count,
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colors = [];
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// Value false at index i means the range i is not taken yet.
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for (var i = 0; i < options.count; i++) {
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colorRanges.push(false)
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}
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options.count = null;
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while (totalColors > colors.length) {
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// Since we're generating multiple colors,
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// incremement the seed. Otherwise we'd just
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// generate the same color each time...
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if (seed && options.seed) options.seed += 1;
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colors.push(randomColor(options));
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}
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options.count = totalColors;
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return colors;
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}
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// First we pick a hue (H)
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H = pickHue(options);
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// Then use H to determine saturation (S)
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S = pickSaturation(H, options);
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// Then use S and H to determine brightness (B).
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B = pickBrightness(H, S, options);
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// Then we return the HSB color in the desired format
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return setFormat([H,S,B], options);
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};
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function pickHue(options) {
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if (colorRanges.length > 0) {
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var hueRange = getRealHueRange(options.hue)
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var hue = randomWithin(hueRange)
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//Each of colorRanges.length ranges has a length equal approximatelly one step
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var step = (hueRange[1] - hueRange[0]) / colorRanges.length
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var j = parseInt((hue - hueRange[0]) / step)
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//Check if the range j is taken
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if (colorRanges[j] === true) {
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j = (j + 2) % colorRanges.length
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}
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else {
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colorRanges[j] = true
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}
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var min = (hueRange[0] + j * step) % 359,
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max = (hueRange[0] + (j + 1) * step) % 359;
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hueRange = [min, max]
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hue = randomWithin(hueRange)
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if (hue < 0) {hue = 360 + hue;}
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return hue
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}
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else {
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var hueRange = getHueRange(options.hue)
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hue = randomWithin(hueRange);
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// Instead of storing red as two seperate ranges,
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// we group them, using negative numbers
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if (hue < 0) {
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hue = 360 + hue;
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}
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return hue;
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}
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}
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function pickSaturation (hue, options) {
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if (options.hue === 'monochrome') {
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return 0;
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}
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if (options.luminosity === 'random') {
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return randomWithin([0,100]);
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}
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var saturationRange = getSaturationRange(hue);
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var sMin = saturationRange[0],
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sMax = saturationRange[1];
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switch (options.luminosity) {
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case 'bright':
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sMin = 55;
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break;
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case 'dark':
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sMin = sMax - 10;
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break;
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case 'light':
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sMax = 55;
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break;
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}
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return randomWithin([sMin, sMax]);
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}
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function pickBrightness (H, S, options) {
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var bMin = getMinimumBrightness(H, S),
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bMax = 100;
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switch (options.luminosity) {
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case 'dark':
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bMax = bMin + 20;
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break;
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case 'light':
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bMin = (bMax + bMin)/2;
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break;
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case 'random':
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bMin = 0;
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bMax = 100;
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break;
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}
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return randomWithin([bMin, bMax]);
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}
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function setFormat (hsv, options) {
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switch (options.format) {
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case 'hsvArray':
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return hsv;
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case 'hslArray':
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return HSVtoHSL(hsv);
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case 'hsl':
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var hsl = HSVtoHSL(hsv);
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return 'hsl('+hsl[0]+', '+hsl[1]+'%, '+hsl[2]+'%)';
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case 'hsla':
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var hslColor = HSVtoHSL(hsv);
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var alpha = options.alpha || Math.random();
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return 'hsla('+hslColor[0]+', '+hslColor[1]+'%, '+hslColor[2]+'%, ' + alpha + ')';
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case 'rgbArray':
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return HSVtoRGB(hsv);
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case 'rgb':
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var rgb = HSVtoRGB(hsv);
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return 'rgb(' + rgb.join(', ') + ')';
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case 'rgba':
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var rgbColor = HSVtoRGB(hsv);
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var alpha = options.alpha || Math.random();
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return 'rgba(' + rgbColor.join(', ') + ', ' + alpha + ')';
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default:
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return HSVtoHex(hsv);
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}
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}
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function getMinimumBrightness(H, S) {
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var lowerBounds = getColorInfo(H).lowerBounds;
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for (var i = 0; i < lowerBounds.length - 1; i++) {
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var s1 = lowerBounds[i][0],
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v1 = lowerBounds[i][1];
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var s2 = lowerBounds[i+1][0],
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v2 = lowerBounds[i+1][1];
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if (S >= s1 && S <= s2) {
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var m = (v2 - v1)/(s2 - s1),
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b = v1 - m*s1;
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return m*S + b;
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}
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}
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return 0;
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}
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function getHueRange (colorInput) {
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if (typeof parseInt(colorInput) === 'number') {
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var number = parseInt(colorInput);
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if (number < 360 && number > 0) {
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return [number, number];
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}
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}
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if (typeof colorInput === 'string') {
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if (colorDictionary[colorInput]) {
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var color = colorDictionary[colorInput];
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if (color.hueRange) {return color.hueRange;}
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} else if (colorInput.match(/^#?([0-9A-F]{3}|[0-9A-F]{6})$/i)) {
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var hue = HexToHSB(colorInput)[0];
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return [ hue, hue ];
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}
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}
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return [0,360];
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}
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function getSaturationRange (hue) {
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return getColorInfo(hue).saturationRange;
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}
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function getColorInfo (hue) {
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// Maps red colors to make picking hue easier
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if (hue >= 334 && hue <= 360) {
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hue-= 360;
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}
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for (var colorName in colorDictionary) {
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var color = colorDictionary[colorName];
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if (color.hueRange &&
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hue >= color.hueRange[0] &&
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hue <= color.hueRange[1]) {
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return colorDictionary[colorName];
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}
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} return 'Color not found';
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}
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function randomWithin (range) {
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if (seed === null) {
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//generate random evenly destinct number from : https://martin.ankerl.com/2009/12/09/how-to-create-random-colors-programmatically/
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var golden_ratio = 0.618033988749895
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var r=Math.random()
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r += golden_ratio
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r %= 1
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return Math.floor(range[0] + r*(range[1] + 1 - range[0]));
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} else {
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//Seeded random algorithm from http://indiegamr.com/generate-repeatable-random-numbers-in-js/
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var max = range[1] || 1;
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var min = range[0] || 0;
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seed = (seed * 9301 + 49297) % 233280;
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var rnd = seed / 233280.0;
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return Math.floor(min + rnd * (max - min));
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}
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}
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function HSVtoHex (hsv){
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var rgb = HSVtoRGB(hsv);
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function componentToHex(c) {
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var hex = c.toString(16);
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return hex.length == 1 ? '0' + hex : hex;
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}
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var hex = '#' + componentToHex(rgb[0]) + componentToHex(rgb[1]) + componentToHex(rgb[2]);
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return hex;
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}
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function defineColor (name, hueRange, lowerBounds) {
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var sMin = lowerBounds[0][0],
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sMax = lowerBounds[lowerBounds.length - 1][0],
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bMin = lowerBounds[lowerBounds.length - 1][1],
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bMax = lowerBounds[0][1];
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colorDictionary[name] = {
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hueRange: hueRange,
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lowerBounds: lowerBounds,
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saturationRange: [sMin, sMax],
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brightnessRange: [bMin, bMax]
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};
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}
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function loadColorBounds () {
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defineColor(
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'monochrome',
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null,
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[[0,0],[100,0]]
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);
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defineColor(
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'red',
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[-26,18],
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[[20,100],[30,92],[40,89],[50,85],[60,78],[70,70],[80,60],[90,55],[100,50]]
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);
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defineColor(
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'orange',
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[19,46],
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[[20,100],[30,93],[40,88],[50,86],[60,85],[70,70],[100,70]]
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);
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defineColor(
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'yellow',
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[47,62],
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[[25,100],[40,94],[50,89],[60,86],[70,84],[80,82],[90,80],[100,75]]
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);
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defineColor(
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'green',
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[63,178],
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[[30,100],[40,90],[50,85],[60,81],[70,74],[80,64],[90,50],[100,40]]
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);
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defineColor(
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'blue',
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[179, 257],
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[[20,100],[30,86],[40,80],[50,74],[60,60],[70,52],[80,44],[90,39],[100,35]]
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);
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defineColor(
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'purple',
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[258, 282],
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[[20,100],[30,87],[40,79],[50,70],[60,65],[70,59],[80,52],[90,45],[100,42]]
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);
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defineColor(
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'pink',
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[283, 334],
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[[20,100],[30,90],[40,86],[60,84],[80,80],[90,75],[100,73]]
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);
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}
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function HSVtoRGB (hsv) {
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// this doesn't work for the values of 0 and 360
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// here's the hacky fix
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var h = hsv[0];
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if (h === 0) {h = 1;}
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if (h === 360) {h = 359;}
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// Rebase the h,s,v values
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h = h/360;
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var s = hsv[1]/100,
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v = hsv[2]/100;
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var h_i = Math.floor(h*6),
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f = h * 6 - h_i,
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p = v * (1 - s),
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q = v * (1 - f*s),
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t = v * (1 - (1 - f)*s),
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r = 256,
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g = 256,
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b = 256;
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switch(h_i) {
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case 0: r = v; g = t; b = p; break;
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case 1: r = q; g = v; b = p; break;
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case 2: r = p; g = v; b = t; break;
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case 3: r = p; g = q; b = v; break;
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case 4: r = t; g = p; b = v; break;
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case 5: r = v; g = p; b = q; break;
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}
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var result = [Math.floor(r*255), Math.floor(g*255), Math.floor(b*255)];
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return result;
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}
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function HexToHSB (hex) {
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hex = hex.replace(/^#/, '');
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hex = hex.length === 3 ? hex.replace(/(.)/g, '$1$1') : hex;
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var red = parseInt(hex.substr(0, 2), 16) / 255,
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green = parseInt(hex.substr(2, 2), 16) / 255,
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blue = parseInt(hex.substr(4, 2), 16) / 255;
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var cMax = Math.max(red, green, blue),
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delta = cMax - Math.min(red, green, blue),
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saturation = cMax ? (delta / cMax) : 0;
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switch (cMax) {
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case red: return [ 60 * (((green - blue) / delta) % 6) || 0, saturation, cMax ];
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case green: return [ 60 * (((blue - red) / delta) + 2) || 0, saturation, cMax ];
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case blue: return [ 60 * (((red - green) / delta) + 4) || 0, saturation, cMax ];
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}
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}
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function HSVtoHSL (hsv) {
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var h = hsv[0],
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s = hsv[1]/100,
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v = hsv[2]/100,
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k = (2-s)*v;
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return [
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h,
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Math.round(s*v / (k<1 ? k : 2-k) * 10000) / 100,
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k/2 * 100
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];
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}
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function stringToInteger (string) {
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var total = 0
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for (var i = 0; i !== string.length; i++) {
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if (total >= Number.MAX_SAFE_INTEGER) break;
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total += string.charCodeAt(i)
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}
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return total
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}
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// get The range of given hue when options.count!=0
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function getRealHueRange(colorHue)
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{ if (!isNaN(colorHue)) {
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var number = parseInt(colorHue);
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if (number < 360 && number > 0) {
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return getColorInfo(colorHue).hueRange
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}
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}
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else if (typeof colorHue === 'string') {
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if (colorDictionary[colorHue]) {
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var color = colorDictionary[colorHue];
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if (color.hueRange) {
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return color.hueRange
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}
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} else if (colorHue.match(/^#?([0-9A-F]{3}|[0-9A-F]{6})$/i)) {
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var hue = HexToHSB(colorHue)[0]
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return getColorInfo(hue).hueRange
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}
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}
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return [0,360]
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}
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return randomColor;
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}));
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@ -76,17 +76,10 @@
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<section class="row uniform">
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<canvas id="myChart" width="2000px" height="2000px"></canvas>
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<script src="{% static 'chart.min.js' %}"></script>
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<script src="{% static 'randomColor.js' %}"></script>
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<script>
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var ctx = document.getElementById("myChart").getContext('2d');
|
||||
baseColor = Math.round(Math.random()*255) + "," + Math.round(Math.random()*255) + "," + Math.round(Math.random()*255);
|
||||
console.log(baseColor)
|
||||
$.get("http://www.thecolorapi.com/scheme?rgb=" + baseColor + "&mode=analogic&count={{products | length}}", function( data ) {
|
||||
colors = data.colors
|
||||
var bgColor = []
|
||||
for(var i = 0; i < colors.length; i++){
|
||||
color = colors[i]
|
||||
bgColor.push("rgb(" + color.rgb.r + "," + color.rgb.g + "," + color.rgb.b + ")")
|
||||
}
|
||||
var bgColor = randomColor({count: {{products|length}}});
|
||||
var myChart = new Chart(ctx, {
|
||||
type: 'pie',
|
||||
data: {
|
||||
|
|
@ -107,7 +100,6 @@
|
|||
}
|
||||
}
|
||||
});
|
||||
}, "json" );
|
||||
</script>
|
||||
</section>
|
||||
</section>
|
||||
|
|
@ -310,4 +302,4 @@
|
|||
</div>
|
||||
</section>
|
||||
</section>
|
||||
{%endblock%}
|
||||
{%endblock%}
|
||||
|
|
|
|||
|
|
@ -17,6 +17,7 @@ from django.utils import timezone
|
|||
from django.conf import settings
|
||||
from django.contrib.sites.shortcuts import get_current_site
|
||||
from django.utils.encoding import force_bytes
|
||||
from django.db.models import Sum
|
||||
|
||||
import simplejson as json
|
||||
from datetime import datetime, timedelta
|
||||
|
|
@ -163,7 +164,7 @@ def profile(request, pk):
|
|||
"quantities": quantities,
|
||||
"lastConsumptions": lastConsumptions,
|
||||
"lastMenus": lastMenus,
|
||||
"banishments": banishments
|
||||
"banishments": banishments,
|
||||
})
|
||||
|
||||
@active_required
|
||||
|
|
|
|||
Loading…
Reference in a new issue