Merge branch 'dd_ordering' into zope-2.13

[Portfolio.git] / skins / photo_film_viewer.js

diff --git a/skins/photo_film_viewer.js b/skins/photo_film_viewer.js
index b86e94d..fa929b2 100644 (file)
--- a/skins/photo_film_viewer.js
+++ b/skins/photo_film_viewer.js
@@ -5,7 +5,6 @@ Licence Creative Commons http://creativecommons.org/licenses/by-nc/2.0/
 */
 
 var FilmSlider;
-
 (function(){
 
 var keyLeft = 37, keyRight = 39;
@@ -186,6 +185,7 @@ FilmSlider.prototype._fitToScreen = function(evt) {
                var src = this.image.src.replace(imgRequestedSize, 'size=' + bestFitSize);
                this.pendingImage.src = src;
        }
+       this.adjustImage(this.image);
 };
 
 FilmSlider.prototype.getBestFitSize = function(ratio) {
@@ -210,6 +210,27 @@ FilmSlider.prototype.getBestFitSize = function(ratio) {
        return DEFAULT_IMAGE_SIZES[i];
 };
 
+FilmSlider.prototype.adjustImage = function(img) {
+       var dispWidth = parseInt(this.stretchable.style.width, 10);
+       var imgWidth = img.naturalWidth;
+       var dispHeight = parseInt(this.stretchable.style.height, 10);
+       var imgHeight = img.naturalHeight;
+       var ratio;
+
+       if (imgHeight > dispHeight) {
+               ratio = dispHeight / imgHeight;
+               imgWidth = imgWidth * ratio;
+               imgHeight = dispHeight;
+       }
+       if (imgWidth > dispWidth) {
+               ratio = dispWidth / imgWidth;
+               imgHeight = imgHeight * ratio;
+               imgWidth = dispWidth;
+       }
+       img.width = imgWidth;
+       img.height = imgHeight;
+};
+
 if (!browser.isMobile) {
        FilmSlider.prototype.centerSlide = function(slideIndex) {
                if (this.sliderRatio > 1) { return; }
@@ -721,6 +742,7 @@ FilmSlider.prototype.populateViewer = function(req) {
 };
 
 FilmSlider.prototype.refreshImage = function() {
+       this.adjustImage(this.pendingImage);
        this.image.style.visibility = 'hidden';
        this.image.src = this.pendingImage.src;
        this.image.width = this.pendingImage.width;