zkat

#!/usr/bin/env node

console.log('yay gist')

w3core

/**
 * Calculate brightness value by RGB or HEX color.
 * @param color (String) The color value in RGB or HEX (for example: #000000 || #000 || rgb(0,0,0) || rgba(0,0,0,0))
 * @returns (Number) The brightness value (dark) 0 ... 255 (light)
 */
function brightnessByColor (color) {
  var color = "" + color, isHEX = color.indexOf("#") == 0, isRGB = color.indexOf("rgb") == 0;
  if (isHEX) {
    var m = color.substr(1).match(color.length == 7 ? /(\S{2})/g : /(\S{1})/g);
    if (m) var r = parseInt(m[0], 16), g = parseInt(m[1], 16), b = parseInt(m[2], 16);

TorsteinHonsi

// This gist is deprecated, doesn't work with newer versions of JSDom. 
// Instead, use https://www.npmjs.com/package/highcharts-jsdom

philfreo

// Method 1: simply use Highcharts built-in functionality (SVG -> Highcharts server -> PNG)
// Downside: won't work in webview native apps that don't handle the form response
highcharts.exportChart({
    filename: filename
});