X-Git-Url: https://scm.cri.ensmp.fr/git/Portfolio.git/blobdiff_plain/4d5ba04bc322584f7837abf736eb9e414bfc0e44..803504e79c7201ae6f4004c6ee9aa5275b3218c3:/skins/photo_film_viewer.js

diff --git a/skins/photo_film_viewer.js b/skins/photo_film_viewer.js
index 0b1fde3..884dac0 100644
--- a/skins/photo_film_viewer.js
+++ b/skins/photo_film_viewer.js
@@ -289,6 +289,7 @@ FilmSlider.prototype.addEventListeners = function() {
 	addListener(this.toolbar, 'click', function(evt){thisSlider.toolbarClickHandler(evt);});
 	addListener(window, 'load', function(evt){thisSlider.fitToScreen(evt);});
 	addListener(window, 'load', function(evt){thisSlider._checkSizeAfterLoad(evt);});
+	addListener(window, 'load', function(evt){thisSlider.startThumbnailsLoadQueue(evt);});
 	
 	// dd listeners
 	addListener(this.slider, 'mousedown', this.ddHandlers.down);
@@ -354,6 +355,18 @@ FilmSlider.prototype.mouseOutHandler = function(evt) {
 	}
 };
 
+FilmSlider.prototype.translateImgUrl = function(url) {
+	var canonicalImgUrl;
+	if (this.ctxUrlTranslation[0]) {
+		canonicalImgUrl = url.replace(this.ctxUrlTranslation[0],
+									  this.ctxUrlTranslation[1]);
+	}
+	else {
+		canonicalImgUrl = url;
+	}
+	return canonicalImgUrl;
+};
+
 FilmSlider.prototype.thumbnailClickHandler = function(evt) {
 	var target = getTargetedObject(evt);
 	while (target.tagName !== 'A' && target !== this.filmBar) { target = target.parentNode; }
@@ -370,12 +383,7 @@ FilmSlider.prototype.thumbnailClickHandler = function(evt) {
 		history.pushState(target.href, '', target.href);
 		
 		var imgBaseUrl = target.href;
-		var canonicalImgUrl;
-		if (this.ctxUrlTranslation[0]) {
-			canonicalImgUrl = imgBaseUrl.replace(this.ctxUrlTranslation[0],
-												 this.ctxUrlTranslation[1]);
-		}
-		else { canonicalImgUrl = imgBaseUrl; }
+		var canonicalImgUrl = this.translateImgUrl(imgBaseUrl);
 		
 		var ajaxUrl = imgBaseUrl + '/photo_view_ajax';
 		var thisFS = this;
@@ -722,11 +730,48 @@ FilmSlider.prototype.refreshImage = function() {
 
 FilmSlider.prototype.updateBreadcrumbs = function(url, title) {
 	if (this.hasBreadcrumbs) {
-		this.lastBCElement.href = element.getAttribute('lastBcUrl');
-		this.lastBCElement.innerHTML = element.getAttribute('img_id');
+		this.lastBCElement.href = url;
+		this.lastBCElement.innerHTML = title;
+	}
+};
+
+FilmSlider.prototype.startThumbnailsLoadQueue = function(evt) {
+	var thumbnails = this.film.getElementsByTagName('img');
+	if (thumbnails.length === 1) { return; }
+	this.thumbnailsLoadingOrder = [];
+	var leftSize = this.center;
+	var rightSize = thumbnails.length - this.center - 1;
+	var i;
+	for (i=1 ; i<=Math.min(leftSize, rightSize) ; i++) {
+		this.thumbnailsLoadingOrder.push(thumbnails[this.center + i]);
+		this.thumbnailsLoadingOrder.push(thumbnails[this.center - i]);
+	}
+	if (leftSize > rightSize) {
+		for (i = this.center - rightSize - 1 ; i >= 0 ; i--) {
+			console.log(i);
+			this.thumbnailsLoadingOrder.push(thumbnails[i]);
+		}
 	}
+	else if (leftSize < rightSize) {
+		for (i = this.center + leftSize ; i < thumbnails.length ; i++) {
+			this.thumbnailsLoadingOrder.push(thumbnails[i]);
+		}
+	}
+	var next = this.thumbnailsLoadingOrder.shift();
+	var self = this;
+	addListener(next, 'load', function(evt){self._loadNextThumb(evt);});
+	next.src = this.translateImgUrl(next.parentNode.href) + '/getThumbnail';
 };
 
+FilmSlider.prototype._loadNextThumb = function(evt) {
+	var next = this.thumbnailsLoadingOrder.shift();
+	if (!next) {return;}
+	var self = this;
+	addListener(next, 'load', function(evt){self._loadNextThumb(evt);});
+	next.src = this.translateImgUrl(next.parentNode.href) + '/getThumbnail';
+};
+
+
 FilmSlider.prototype.startSlideShow = function() {
 	this.slideShowSlide = this.pendingSlideShowSlide = this.selectedSlide;
 	return this.slideShowSlide.href;