54 lines
1.4 KiB
JavaScript
54 lines
1.4 KiB
JavaScript
// Set random background image
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function setBgImg() {
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var bg = "";
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$.getJSON("hp_assets/lib/ajax_get_image.php").done(function(data) {
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if (data['success']) {
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bg = data['url'];
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if (bg != "" && bg != null) {
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preloadimages([bg]).done(function(images) {
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$("#homepage").css("background-image", "url(" + bg + ")").css("background-size", "cover");
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$("#pic-info-wrap").removeClass("hidden");
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$("#pic-info-url").attr("href", data['image_user_url']).text(data['image_user_name']);
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});
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}
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}
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});
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}
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// http://www.javascriptkit.com/javatutors/preloadimagesplus.shtml
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function preloadimages(arr){
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var newimages=[], loadedimages=0
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var postaction=function(){}
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var arr=(typeof arr!="object")? [arr] : arr
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function imageloadpost(){
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loadedimages++
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if (loadedimages==arr.length){
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postaction(newimages) //call postaction and pass in newimages array as parameter
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}
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}
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for (var i=0; i<arr.length; i++){
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newimages[i]=new Image()
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newimages[i].src=arr[i]
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newimages[i].onload=function(){
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imageloadpost()
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}
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newimages[i].onerror=function(){
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imageloadpost()
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}
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}
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return { //return blank object with done() method
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done:function(f){
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postaction=f || postaction //remember user defined callback functions to be called when images load
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}
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}
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}
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$(function() {
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$("#mobile-menu-wrap a").click(function(e) {
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e.preventDefault();
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});
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setBgImg();
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});
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