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-if(!dojo._hasResource["dojox.image.Gallery"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
-dojo._hasResource["dojox.image.Gallery"] = true;
-dojo.provide("dojox.image.Gallery");
-dojo.experimental("dojox.image.Gallery");
-//
-// dojox.image.Gallery courtesy Shane O Sullivan, licensed under a Dojo CLA
-// @author Copyright 2007 Shane O Sullivan (shaneosullivan1@gmail.com)
-//
-// For a sample usage, see http://www.skynet.ie/~sos/photos.php
-//
-// TODO: Make public, document params and privitize non-API conformant methods.
-// document topics.
-
-dojo.require("dojo.fx");
-dojo.require("dijit._Widget");
-dojo.require("dijit._Templated");
-dojo.require("dojox.image.ThumbnailPicker");
-dojo.require("dojox.image.SlideShow");
-
-dojo.declare("dojox.image.Gallery",
- [dijit._Widget, dijit._Templated],
- {
- // summary:
- // Gallery widget that wraps a dojox.image.ThumbnailPicker and dojox.image.SlideShow widget
- //
- // imageHeight: Number
- // Maximum height of an image in the SlideShow widget
- imageHeight: 375,
-
- // imageWidth: Number
- // Maximum width of an image in the SlideShow widget
- imageWidth: 500,
-
- // pageSize: Number
- // The number of records to retrieve from the data store per request.
- pageSize: dojox.image.SlideShow.prototype.pageSize,
-
- // autoLoad: Boolean
- // If true, images are loaded before the user views them. If false, an
- // image is loaded when the user displays it.
- autoLoad: true,
-
- // linkAttr: String
- // Defines the name of the attribute to request from the store to retrieve the
- // URL to link to from an image, if any.
- linkAttr: "link",
-
- // imageThumbAttr: String
- // Defines the name of the attribute to request from the store to retrieve the
- // URL to the thumbnail image.
- imageThumbAttr: "imageUrlThumb",
-
- // imageLargeAttr: String
- // Defines the name of the attribute to request from the store to retrieve the
- // URL to the image.
- imageLargeAttr: "imageUrl",
-
- // titleAttr: String
- // Defines the name of the attribute to request from the store to retrieve the
- // title of the picture, if any.
- titleAttr: "title",
-
- // slideshowInterval: Integer
- // time in seconds, between image changes in the slide show.
- slideshowInterval: 3,
-
- templateString:"<div dojoAttachPoint=\"outerNode\" class=\"imageGalleryWrapper\">\n\t<div dojoAttachPoint=\"thumbPickerNode\"></div>\n\t<div dojoAttachPoint=\"slideShowNode\"></div>\n</div>\n",
-
- postCreate: function(){
- // summary: Initializes the widget, creates the ThumbnailPicker and SlideShow widgets
- this.widgetid = this.id;
- this.inherited(arguments)
-
- this.thumbPicker = new dojox.image.ThumbnailPicker({
- linkAttr: this.linkAttr,
- imageLargeAttr: this.imageLargeAttr,
- titleAttr: this.titleAttr,
- useLoadNotifier: true,
- size: this.imageWidth
- }, this.thumbPickerNode);
-
-
- this.slideShow = new dojox.image.SlideShow({
- imageHeight: this.imageHeight,
- imageWidth: this.imageWidth,
- autoLoad: this.autoLoad,
- linkAttr: this.linkAttr,
- imageLargeAttr: this.imageLargeAttr,
- titleAttr: this.titleAttr,
- slideshowInterval: this.slideshowInterval,
- pageSize: this.pageSize
- }, this.slideShowNode);
-
- var _this = this;
- //When an image is shown in the Slideshow, make sure it is visible
- //in the ThumbnailPicker
- dojo.subscribe(this.slideShow.getShowTopicName(), function(packet){
- //if(packet.index < _this.thumbPicker._thumbIndex
- // || packet.index > _this.thumbPicker._thumbIndex + _this.thumbPicker.numberThumbs -1){
- //if(!_this.thumbPicker.isVisible(packet.index)){
- //var index = packet.index - (packet.index % _this.thumbPicker.numberThumbs);
- _this.thumbPicker._showThumbs(packet.index);
- //}
- });
- //When the user clicks a thumbnail, show that image
- dojo.subscribe(this.thumbPicker.getClickTopicName(), function(evt){
- _this.slideShow.showImage(evt.index);
- });
- //When the ThumbnailPicker moves to show a new set of pictures,
- //make the Slideshow start loading those pictures first.
- dojo.subscribe(this.thumbPicker.getShowTopicName(), function(evt){
- _this.slideShow.moveImageLoadingPointer(evt.index);
- });
- //When an image finished loading in the slideshow, update the loading
- //notification in the ThumbnailPicker
- dojo.subscribe(this.slideShow.getLoadTopicName(), function(index){
- _this.thumbPicker.markImageLoaded(index);
- });
- this._centerChildren();
- },
-
- setDataStore: function(dataStore, request, /*optional*/paramNames){
- // summary: Sets the data store and request objects to read data from.
- // dataStore:
- // An implementation of the dojo.data.api.Read API. This accesses the image
- // data.
- // request:
- // An implementation of the dojo.data.api.Request API. This specifies the
- // query and paging information to be used by the data store
- // paramNames:
- // An object defining the names of the item attributes to fetch from the
- // data store. The four attributes allowed are 'linkAttr', 'imageLargeAttr',
- // 'imageThumbAttr' and 'titleAttr'
- this.thumbPicker.setDataStore(dataStore, request, paramNames);
- this.slideShow.setDataStore(dataStore, request, paramNames);
- },
-
- reset: function(){
- // summary: Resets the widget to its initial state
- this.slideShow.reset();
- this.thumbPicker.reset();
- },
-
- showNextImage: function(inTimer){
- // summary: Changes the image being displayed in the SlideShow to the next
- // image in the data store
- // inTimer: Boolean
- // If true, a slideshow is active, otherwise the slideshow is inactive.
- this.slideShow.showNextImage();
- },
-
- toggleSlideshow: function(){
- // summary: Switches the slideshow mode on and off.
- this.slideShow.toggleSlideshow();
- },
-
- showImage: function(index, /*optional*/callback){
- // summary: Shows the image at index 'idx'.
- // idx: Number
- // The position of the image in the data store to display
- // callback: Function
- // Optional callback function to call when the image has finished displaying.
- this.slideShow.showImage(index, callback);
- },
-
- _centerChildren: function() {
- // summary: Ensures that the ThumbnailPicker and the SlideShow widgets
- // are centered.
- var thumbSize = dojo.marginBox(this.thumbPicker.outerNode);
- var slideSize = dojo.marginBox(this.slideShow.outerNode);
-
- var diff = (thumbSize.w - slideSize.w) / 2;
-
- if(diff > 0) {
- dojo.style(this.slideShow.outerNode, "marginLeft", diff + "px");
- } else if(diff < 0) {
- dojo.style(this.thumbPicker.outerNode, "marginLeft", (diff * -1) + "px");
- }
- }
-});
-
-}