Sha256: 1b29a31ffd233a556f520b237a8eaed39cede5b75aadee2a00e961b7c37b0782
Contents?: true
Size: 1.49 KB
Versions: 4
Compression:
Stored size: 1.49 KB
Contents
"use strict";
/**
* добавляем фичу "изменение background-position-y при скролле"
*
* @param p_$wimages
* @param p_$wrapper
* @constructor
*/
var Paralaxer = function (p_$wimages, p_$wrapper) {
var _scrollIntervalID;
var _used_window_scroll;
var _fCheckAndDoScroll = function() {
var curr_window_scroll = window.scrollY;
if (_used_window_scroll != curr_window_scroll) {
_used_window_scroll = curr_window_scroll;
var document_scrolltop = $(document).scrollTop();
var wrapper_scrolltop = p_$wrapper.offset().top;//[0].scrollTop;
var wrapper_height = p_$wrapper.height();
//console.log("document_scrolltop: " + document_scrolltop);
//console.log("wrapper scroll top: " + wrapper_scrolltop);
//console.log("wrapper height: " + wrapper_height);
if (document_scrolltop < wrapper_scrolltop + wrapper_height) {
//console.log('<EXE>');
//p_$wimages.css('background-position-y', "-"+parseInt(document_scrolltop/2)+'px');
var style_transform = 'translate3d(0px,' + (-curr_window_scroll/3) + 'px, 0px)';
p_$wimages.css('transform', style_transform);
}
}
};
var _fInit = function (p_$wimages, p_$wrapper) {
//$(document).on('scroll', _fCheckAndDoScroll);
_scrollIntervalID = setInterval(_fCheckAndDoScroll, 10);
};
_fInit(p_$wimages, p_$wrapper);
};
Version data entries
4 entries across 4 versions & 1 rubygems