You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
112 lines
2.6 KiB
JavaScript
112 lines
2.6 KiB
JavaScript
dojo.provide("dojox.image._base");
|
|
// dojo . require("dijit._Widget");
|
|
|
|
// summary: Core Image-related functionality
|
|
;(function(d){
|
|
|
|
var cacheNode;
|
|
dojox.image.preload = function(/* Array */urls){
|
|
// summary: Preload a list of images in the dom.
|
|
//
|
|
// urls: Array
|
|
// The list of urls to load. Can be any valid .src attribute.
|
|
//
|
|
// example:
|
|
// Load two images into cache:
|
|
// | dojox.image.preload(["foo.png", "bar.gif"]);
|
|
//
|
|
// example:
|
|
// Using djConfig:
|
|
// | var djConfig = {
|
|
// | preloadImages:["bar.png", "baz.png", "http://example.com/icon.gif"]
|
|
// | };
|
|
|
|
if(!cacheNode){
|
|
cacheNode = d.create("div", {
|
|
style:{ position:"absolute", top:"-9999px", display:"none" }
|
|
}, d.body());
|
|
}
|
|
|
|
// place them in the hidden cachenode
|
|
d.forEach(urls, function(url){
|
|
d.create("img", { src: url }, cacheNode);
|
|
});
|
|
|
|
};
|
|
|
|
/*=====
|
|
dojo.mixin(djConfig, {
|
|
// preloadImages: Array?
|
|
// An optional array of urls to preload immediately upon
|
|
// page load. Uses `dojox.image`, and is unused if not present.
|
|
preloadImages: []
|
|
})
|
|
=====*/
|
|
if(d.config.preloadImages){
|
|
d.addOnLoad(function(){
|
|
dojox.image.preload(d.config.preloadImages);
|
|
})
|
|
}
|
|
|
|
// dojo.declare("dojox.image.Image", dijit._Widget, {
|
|
// // summary: an Image widget
|
|
// //
|
|
// // example:
|
|
// // | new dojox.Image({ src:"foo.png", id:"bar" });
|
|
//
|
|
// alt: "",
|
|
// src: dojo._blankGif,
|
|
// title: "",
|
|
//
|
|
// onLoad: function(e){
|
|
// // summary: Stub fired when this image is really ready.
|
|
// },
|
|
//
|
|
// _onLoad: function(e){
|
|
// // summary: private function to normalize `onLoad` for this
|
|
// // instance.
|
|
// this.onLoad(e);
|
|
// },
|
|
//
|
|
// _setSrcAttr: function(newSrc){
|
|
// // summary: Function so widget.attr('src', someUrl) works
|
|
//
|
|
// var ts = this.domNode, os = td.src;
|
|
// if(os !== newSrc){
|
|
// td.src = newSrc;
|
|
// }
|
|
// },
|
|
//
|
|
// /* Sugar Functions: */
|
|
//
|
|
// crossFade: function(newSrc){
|
|
// // summary: Set this Image to a new src with crossfading
|
|
// //
|
|
// // example:
|
|
// // dijit.byId("bar").crossFade("/images/newImage.png");
|
|
// //
|
|
//
|
|
// d.fadeOut({
|
|
// node: this.domNode,
|
|
// onEnd: d.hitch(this, function(){
|
|
// this.attr('src', newSrc);
|
|
// d.fadeIn({
|
|
// node: this.domNode,
|
|
// delay: 75
|
|
// }).play();
|
|
// })
|
|
// }).play();
|
|
// },
|
|
//
|
|
// /* Overrides */
|
|
//
|
|
// buildRendering: function(){
|
|
// // override buildrendering to create a real "img" instead of a div
|
|
// // when no srcNodeRef is passed. also wire up single onload.
|
|
// this.domNode = this.srcNodeRef || d.create('img');
|
|
// this.connect(this.domNode, "onload", "_onload");
|
|
// }
|
|
//
|
|
// });
|
|
|
|
})(dojo); |