MAINHACK

Viewing / Editing File: utils.js

/*
 * Allow user to pass their own params
 */
var extend = function(a, b) {
  for (var key in b) {
    if (b.hasOwnProperty(key)) {
      a[key] = b[key];
    }
  }
  return a;
};

/*
 * Convert HEX codes to RGB values (#000000 -> rgb(0,0,0))
 */
var hexToRgb = function(hex) {
  var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
  return result ? parseInt(result[1], 16) + ', ' + parseInt(result[2], 16) + ', ' + parseInt(result[3], 16) : null;
};

/*
 * Check if the user is using Internet Explorer 8 (for fallbacks)
 */
var isIE8 = function() {
  return (window.attachEvent && !window.addEventListener);
};

/*
 * IE compatible logging for developers
 */
var logStr = function(string) {
  if (window.console) {
    // IE...
    window.console.log('SweetAlert: ' + string);
  }
};

/*
 * Set hover, active and focus-states for buttons 
 * (source: http://www.sitepoint.com/javascript-generate-lighter-darker-color)
 */
var colorLuminance = function(hex, lum) {
  // Validate hex string
  hex = String(hex).replace(/[^0-9a-f]/gi, '');
  if (hex.length < 6) {
    hex = hex[0] + hex[0] + hex[1] + hex[1] + hex[2] + hex[2];
  }
  lum = lum || 0;

// Convert to decimal and change luminosity
  var rgb = '#';
  var c;
  var i;

for (i = 0; i < 3; i++) {
    c = parseInt(hex.substr(i * 2, 2), 16);
    c = Math.round(Math.min(Math.max(0, c + c * lum), 255)).toString(16);
    rgb += ('00' + c).substr(c.length);
  }

return rgb;
};

export {
  extend,
  hexToRgb,
  isIE8,
  logStr,
  colorLuminance
};

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Viewing / Editing File: utils.js

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