*/
var FilmSlider;
-
(function(){
var keyLeft = 37, keyRight = 39;
};
if (!browser.isMobile) {
-FilmSlider.prototype.resizeSlider = function(evt) {
- var filmBarWidth = this.filmBarWidth;
- if (!filmBarWidth) { return; }
- var filmWidth = this.slideSize * this.filmLength;
- var sliderRatio = this.sliderRatio = filmBarWidth / filmWidth;
- var sliderWidth = filmBarWidth * sliderRatio;
- this.rail.style.width = filmBarWidth + 'px';
- this.rail.style.display = 'block';
- this.rail.style.visibility = 'visible';
- if (sliderRatio < 1) {
- this.slider.style.width = Math.round(sliderWidth) + 'px';
- this.slider.style.visibility = 'visible';
- }
- else {
- this.slider.style.visibility = 'hidden';
- }
+ FilmSlider.prototype.resizeSlider = function(evt) {
+ var filmBarWidth = this.filmBarWidth;
+ if (!filmBarWidth) { return; }
+ var filmWidth = this.slideSize * this.filmLength;
+ var sliderRatio = this.sliderRatio = filmBarWidth / filmWidth;
+ var sliderWidth = filmBarWidth * sliderRatio;
+ this.rail.style.width = filmBarWidth + 'px';
+ this.rail.style.display = 'block';
+ this.rail.style.visibility = 'visible';
+ if (sliderRatio < 1) {
+ this.slider.style.width = Math.round(sliderWidth) + 'px';
+ this.slider.style.visibility = 'visible';
+ }
+ else {
+ this.slider.style.visibility = 'hidden';
+ }
- this.winSize = {'width' : getWindowWidth(),
- 'height' : getWindowHeight()};
- this.maxRightPosition = filmBarWidth - sliderWidth;
- this.sliderSpeedRatio = - (filmBarWidth - sliderWidth) / (filmWidth - filmBarWidth);
- if (!this.initialized) {
- this.centerSlide(this.center);
- this.selectedSlide = this.filmBar.getElementsByTagName('img')[this.center].parentNode;
- this.initialized = true;
- }
-};
+ this.winSize = {'width' : getWindowWidth(),
+ 'height' : getWindowHeight()};
+ this.maxRightPosition = filmBarWidth - sliderWidth;
+ this.sliderSpeedRatio = - (filmBarWidth - sliderWidth) / (filmWidth - filmBarWidth);
+ if (!this.initialized) {
+ this.centerSlide(this.center);
+ this.selectedSlide = this.filmBar.getElementsByTagName('img')[this.center].parentNode;
+ this.initialized = true;
+ }
+ };
}
else {
// pas de barre de scroll horizontal pour les tablettes
- FilmSlider.prototype.resizeSlider = function(evt) {};
+ FilmSlider.prototype.resizeSlider = function(evt) {
+ this.filmMaxX = - (getObjectWidth(this.film) - this.filmBarWidth);
+ if (!this.initialized) {
+ this.centerSlide(this.center);
+ this.selectedSlide = this.filmBar.getElementsByTagName('img')[this.center].parentNode;
+ this.initialized = true;
+ }
+ };
}
FilmSlider.prototype._checkSizeAfterLoad = function(evt) {
FilmSlider.prototype._checkSizeStability = function(evt) {
var self = this;
var i;
+ var checkAgain = function(evt){self._checkSizeStability();};
for (i=0 ; i<this._barSizes.length - 1 ; i++) {
if (this._barSizes[i] !== this._barSizes[i+1]) {
this._barSizes = [];
- setTimeout(function(evt){self._checkSizeStability();}, 250);
+ setTimeout(checkAgain, 250);
return;
}
}
FilmSlider.prototype._fitToScreen = function(evt) {
var wh = getWindowHeight();
+ var rb;
if (!browser.isMobile) {
- var rb = getObjectTop(this.rail) + getObjectHeight(this.rail); // rail bottom
+ rb = getObjectTop(this.rail) + getObjectHeight(this.rail); // rail bottom
}
else {
- var rb = getObjectTop(this.filmBar) + getObjectHeight(this.filmBar); // film bottom
+ rb = getObjectTop(this.filmBar) + getObjectHeight(this.filmBar); // film bottom
}
var delta = wh - rb;
var sh = getObjectHeight(this.stretchable);
var src = this.image.src.replace(imgRequestedSize, 'size=' + bestFitSize);
this.pendingImage.src = src;
}
+ this.adjustImage(this.image);
};
FilmSlider.prototype.getBestFitSize = function(ratio) {
return DEFAULT_IMAGE_SIZES[i];
};
-FilmSlider.prototype.centerSlide = function(slideIndex) {
- if (this.sliderRatio > 1) { return; }
- var filmBarWidth = getObjectWidth(this.filmBar);
- var x = slideIndex * this.slideSize;
- x = x - (filmBarWidth - this.slideSize) / 2.0;
- x = x * this.sliderSpeedRatio;
- var p = new Point( -x, 0 );
- this.setSliderPosition(p);
+FilmSlider.prototype.adjustImage = function(img) {
+ var dispWidth = parseInt(this.stretchable.style.width);
+ var imgWidth = img.naturalWidth;
+ var dispHeight = parseInt(this.stretchable.style.height);
+ 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; }
+ var filmBarWidth = getObjectWidth(this.filmBar);
+ var x = slideIndex * this.slideSize;
+ x = x - (filmBarWidth - this.slideSize) / 2.0;
+ x = x * this.sliderSpeedRatio;
+ var p = new Point( -x, 0 );
+ this.setSliderPosition(p);
+ };
+}
+else {
+ FilmSlider.prototype.centerSlide = function(slideIndex) {
+ var filmBarWidth = getObjectWidth(this.filmBar);
+ var x = slideIndex * this.slideSize;
+ x = x - (filmBarWidth - this.slideSize) / 2.0;
+ this.setFilmPosition(-x);
+ };
+}
+
FilmSlider.prototype.setSliderPosition = function(point) {
if(point.x < 0) { point.x = 0; }
if (point.x > this.maxRightPosition) { point.x = this.maxRightPosition; }
this.setFilmPosition(point);
};
-FilmSlider.prototype.setFilmPosition = function(point) {
- this.film.style.left = point.x / this.sliderSpeedRatio + 'px';
-};
+if (!browser.isMobile) {
+ FilmSlider.prototype.setFilmPosition = function(point) {
+ this.film.style.left = point.x / this.sliderSpeedRatio + 'px';
+ };
+}
+else {
+ FilmSlider.prototype.setFilmPosition = function(x) {
+ x = Math.min(0, x);
+ x = Math.max(this.filmMaxX, x);
+ this.film.style.left = String(x) + 'px';
+ };
+}
FilmSlider.prototype.getSliderPosition = function() {
var x = parseInt(this.slider.style.left, 10);
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);
}
};
+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; }
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;
FilmSlider.prototype.touchStartHandler = function(evt) {
this.filmStartX = parseInt(this.film.style.left, 10);
- this.touchStartX = evt.pageX;
+ this.touchStartX = evt.changedTouches[0].screenX;
+ this.touchStartTime = (new Date()).getTime();
};
FilmSlider.prototype.touchMoveHandler = function(evt) {
- var delta = this.touchStartX - evt.pageX;
- this.film.style.left = String(this.filmStartX - delta) + 'px';
+ disableDefault(evt);
+ var delta = this.touchStartX - evt.changedTouches[0].screenX;
+ var posX = this.filmStartX - delta;
+ this.setFilmPosition(posX);
+ this.lastMoveTime = (new Date()).getTime();
};
FilmSlider.prototype.touchEndHandler = function(evt) {
+ var x = evt.changedTouches[0].screenX;
+ var delta = x - this.touchStartX;
+ if (delta) {
+ disableDefault(evt);
+ var now = (new Date()).getTime();
+ if (now - this.lastMoveTime < 100) {
+ // au delà de 100 ms de maintient, on annule l'inertie
+ var speed = delta / (now - this.touchStartTime);
+ var x0 = parseInt(this.film.style.left, 10);
+ var t0 = (new Date()).getTime();
+ var d = 500; // milisecondes
+ delta = 0;
+ var dt = 25;
+ var self = this;
+
+ var animate = function() {
+ // inertie
+ var t = (new Date()).getTime() - t0;
+ if (t < d) {
+ setTimeout(animate, dt);
+ delta = delta + (1-t/d) * speed * dt; // décelleration linéaire
+ self.setFilmPosition(x0 + delta);
+ }
+ };
+ animate();
+ }
+ }
this.touchStartX = undefined;
};
};
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;
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--) {
+ this.thumbnailsLoadingOrder.push(thumbnails[i]);
+ }
+ }
+ else if (leftSize < rightSize) {
+ for (i = this.center + leftSize + 1 ; 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;
projects / Portfolio.git / blobdiff