VitalyKondratiev

function get_image_pixel_hex_color(){
    var img = event.path[0];
    var canvas = document.createElement('canvas');
    canvas.width = img.width;
    canvas.height = img.height;
    canvas.getContext('2d').drawImage(img, 0, 0, img.width, img.height);
    var pixelData = canvas.getContext('2d').getImageData(event.offsetX, event.offsetY, 1, 1).data;
    var hexColor = ('#' +
        (pixelData[0].toString(16).length == 2 ? pixelData[0].toString(16) : '0' + pixelData[0].toString(16))+
        (pixelData[1].toString(16).length == 2 ? pixelData[1].toString(16) : '0' + pixelData[1].toString(16))+

VitalyKondratiev

function images_in_row(selector) {
  var galleries = document.querySelectorAll(selector);
  var galleryMarginWidth = 5;
  Array.prototype.forEach.call(galleries, function(gallery, index) {
    var images = gallery.getElementsByTagName("img");
    if (images.length == 0) {
      return;
    }
    var galleryWidth = parseFloat(getComputedStyle(gallery).width).toFixed(2);
    var galleryUsableWidth = galleryWidth - (galleryMarginWidth * images.length * 2);