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/* global OC, SlideShow */ |
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(function ($, SlideShow) { |
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"use strict"; |
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/** |
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* Button and key controls for the slideshow |
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* |
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* @param {Object} slideshow |
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* @param {*} container |
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* @param {Object} zoomablePreview |
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* @param {number} interval |
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* @param {Array} features |
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* @constructor |
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*/ |
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var Controls = function (slideshow, container, zoomablePreview, interval, features) { |
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this.slideshow = slideshow; |
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this.container = container; |
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this.zoomablePreview = zoomablePreview; |
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this.progressBar = container.find('.progress'); |
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this.interval = interval || 5000; |
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if (features.indexOf('background_colour_toggle') > -1) { |
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this.backgroundToggle = true; |
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} |
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}; |
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var value = 0; |
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Controls.prototype = { |
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current: 0, |
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errorLoadingImage: false, |
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playTimeout: 0, |
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playing: false, |
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active: false, |
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backgroundToggle: false, |
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/** |
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* Initialises the controls |
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*/ |
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init: function () { |
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var makeCallBack = function (handler) { |
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return function (evt) { |
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if (!this.active) { |
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return; |
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} |
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evt.stopPropagation(); |
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evt.preventDefault(); |
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handler.call(this); |
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}.bind(this); |
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}.bind(this); |
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this._buttonSetup(makeCallBack); |
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this._specialButtonSetup(makeCallBack); |
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this._keyCodeSetup(makeCallBack); |
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}, |
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/** |
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* Updates the controls |
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* |
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* @param {{name:string, url: string, path: string, fallBack: string}[]} images |
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* @param {boolean} autoPlay |
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*/ |
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update: function (images, autoPlay) { |
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this.images = images; |
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this.active = true; |
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this.showButton('.play'); |
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this.hideButton('.pause, .progress'); |
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this.playing = false; |
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// Hide prev/next and play buttons when we only have one pic |
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this.container.find('.next, .previous, .play').toggle(this.images.length > 1); |
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// Hide the action buttons until we have something to show |
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this.hideActionButtons(); |
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if (autoPlay) { |
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this._playPauseToggle(); |
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} |
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}, |
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/** |
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* Initialises local variables when the show starts |
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* |
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* @param {number} currentImageId |
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*/ |
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show: function (currentImageId) { |
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var currentImage = this.images[currentImageId]; |
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this.current = currentImageId; |
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this.errorLoadingImage = false; |
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if (this.playing) { |
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this._setTimeout(); |
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} |
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this._setName(currentImage.name); |
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}, |
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/** |
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* Stops and hides the slideshow |
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*/ |
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stop: function () { |
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this._setName(''); |
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this.playing = false; |
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this.slideshow.stop(); |
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this.zoomablePreview.stop(); |
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this._clearTimeout(); |
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this.container.hide(); |
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this.active = false; |
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}, |
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/** |
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* Updates the private variables in case of problems loading an image |
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* |
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* @param {Array} images |
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* @param {boolean} errorLoadingImage |
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*/ |
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updateControls: function (images, errorLoadingImage) { |
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this.images = images; |
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this.errorLoadingImage = errorLoadingImage; |
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}, |
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/** |
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* Shows the action buttons |
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* |
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* @param {boolean} transparent |
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* @param {boolean} isPublic |
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* @param {number} permissions |
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*/ |
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showActionButtons: function (transparent, isPublic, permissions) { |
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if (transparent) { |
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this._showBackgroundToggle(); |
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} |
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this.showButton('.downloadImage'); |
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var canDelete = ((permissions & OC.PERMISSION_DELETE) !== 0); |
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if (!isPublic && canDelete) { |
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this.showButton('.deleteImage'); |
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this.showButton('.rotationCup'); |
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} |
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}, |
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/** |
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* Hides the action buttons |
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*/ |
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hideActionButtons: function () { |
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this.hideButton('.changeBackground'); |
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this.hideButton('.downloadImage'); |
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this.hideButton('.deleteImage'); |
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this.showButton('.rotationCup'); |
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}, |
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/** |
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* Shows a button which has been hidden |
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*/ |
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showButton: function (button) { |
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this.container.find(button).removeClass('hidden'); |
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}, |
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/** |
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* Hides a button |
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* |
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* @param button |
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*/ |
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hideButton: function (button) { |
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this.container.find(button).addClass('hidden'); |
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}, |
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/** |
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* Removes a button |
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* |
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* @param button |
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*/ |
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removeButton: function (button) { |
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this.container.find(button).remove(); |
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}, |
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/** |
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* Sets up the button based navigation |
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* |
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* @param {Function} makeCallBack |
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* @private |
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*/ |
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_buttonSetup: function (makeCallBack) { |
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this.container.children('.next').click(makeCallBack(this._next)); |
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this.container.children('.previous').click(makeCallBack(this._previous)); |
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this.container.children('.exit').click(makeCallBack(this._exit)); |
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this.container.children('.pause, .play').click(makeCallBack(this._playPauseToggle)); |
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this.progressBar.click(makeCallBack(this._playPauseToggle)); |
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this.container.children('.previous, .next, .menu, .name').on( |
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'mousewheel DOMMouseScroll mousemove', function (evn) { |
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this.container.children('.bigshotContainer')[0].dispatchEvent( |
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new WheelEvent(evn.originalEvent.type, evn.originalEvent)); |
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}.bind(this)); |
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}, |
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/** |
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* Sets up additional buttons |
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* |
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* @param {Function} makeCallBack |
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* @private |
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*/ |
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_specialButtonSetup: function (makeCallBack) { |
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this.container.find('.downloadImage').click(makeCallBack(this._getImageDownload)); |
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this.container.find('.deleteImage').click(makeCallBack(this._deleteImage)); |
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this.container.find('.rotationCup').click(makeCallBack(this._rotationCup)); |
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this.container.find('.menu').width = 52; |
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if (this.backgroundToggle) { |
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this.container.find('.changeBackground').click( |
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makeCallBack(this._toggleBackground)); |
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this.container.find('.menu').width += 52; |
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} else { |
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this.hideButton('.changeBackground'); |
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} |
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}, |
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/** |
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* Shows the background colour switcher, if activated in the configuration |
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*/ |
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_showBackgroundToggle: function () { |
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if (this.backgroundToggle) { |
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this.showButton('.changeBackground'); |
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} |
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}, |
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/** |
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* Sets up the key based controls |
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* |
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* @param {Function} makeCallBack |
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* @private |
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*/ |
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_keyCodeSetup: function (makeCallBack) { |
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$(document).keyup(function (evt) { |
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var escKey = 27; |
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var leftKey = 37; |
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var rightKey = 39; |
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var spaceKey = 32; |
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var fKey = 70; |
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var zoomOutKeys = [48, 96, 79, 40]; // zero, o or down key |
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var zoomInKeys = [57, 105, 73, 38]; // 9, i or up key |
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if (evt.keyCode === escKey) { |
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makeCallBack(this._exit)(evt); |
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} else if (evt.keyCode === leftKey) { |
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makeCallBack(this._previous)(evt); |
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} else if (evt.keyCode === rightKey) { |
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makeCallBack(this._next)(evt); |
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} else if (evt.keyCode === spaceKey) { |
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makeCallBack(this._playPauseToggle)(evt); |
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} else if (evt.keyCode === fKey) { |
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makeCallBack(this._fullScreenToggle)(evt); |
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} else if (this._hasKeyBeenPressed(evt, zoomOutKeys)) { |
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makeCallBack(this._zoomToOriginal)(evt); |
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} else if (this._hasKeyBeenPressed(evt, zoomInKeys)) { |
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makeCallBack(this._zoomToFit)(evt); |
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} |
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}.bind(this)); |
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}, |
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/** |
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* Determines if a key has been pressed by comparing the event and the key |
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* |
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* @param evt |
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* @param {Array} keys |
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* |
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* @returns {boolean} |
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* @private |
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*/ |
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_hasKeyBeenPressed: function (evt, keys) { |
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var i, keysLength = keys.length; |
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for (i = 0; i < keysLength; i++) { |
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if (evt.keyCode === keys[i]) { |
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return true; |
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} |
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} |
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return false; |
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}, |
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273
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/** |
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274
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* Starts the slideshow timer |
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275
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* |
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* @private |
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*/ |
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_setTimeout: function () { |
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this._clearTimeout(); |
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this.playTimeout = setTimeout(this._next.bind(this), this.interval); |
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this.progressBar.stop(); |
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this.progressBar.css('height', '6px'); |
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this.progressBar.animate({'height': '26px'}, this.interval, 'linear'); |
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}, |
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285
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286
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/** |
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287
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* Stops the slideshow timer |
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288
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* |
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289
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* @private |
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*/ |
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_clearTimeout: function () { |
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if (this.playTimeout) { |
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clearTimeout(this.playTimeout); |
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} |
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this.progressBar.stop(); |
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this.progressBar.css('height', '6px'); |
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this.playTimeout = 0; |
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}, |
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300
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/** |
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301
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* Starts/stops autoplay and shows/hides the play/pause buttons |
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* |
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* @private |
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*/ |
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_playPauseToggle: function () { |
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if (this.playing === true) { |
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this.playing = false; |
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this._clearTimeout(); |
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} else { |
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this.playing = true; |
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this._setTimeout(); |
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} |
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314
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this.container.find('.play, .pause, .progress').toggleClass('hidden'); |
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}, |
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317
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/** |
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318
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* Shows the next slide |
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319
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* |
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320
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* @private |
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321
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*/ |
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322
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_next: function () { |
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323
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value = 0; |
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this._setName(''); |
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this.slideshow.hideErrorNotification(); |
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326
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this.zoomablePreview.reset(); |
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327
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328
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if (this.errorLoadingImage) { |
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this.current -= 1; |
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} |
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331
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this.current = (this.current + 1) % this.images.length; |
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332
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var next = (this.current + 1) % this.images.length; |
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333
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this._updateSlideshow(next); |
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334
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}, |
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335
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336
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/** |
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337
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* Shows the previous slide |
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338
|
|
|
* |
|
339
|
|
|
* @private |
|
340
|
|
|
*/ |
|
341
|
|
|
_previous: function () { |
|
342
|
|
|
value = 0; |
|
343
|
|
|
this._setName(''); |
|
344
|
|
|
this.slideshow.hideErrorNotification(); |
|
345
|
|
|
this.zoomablePreview.reset(); |
|
346
|
|
|
|
|
347
|
|
|
this.current = (this.current - 1 + this.images.length) % this.images.length; |
|
348
|
|
|
var previous = (this.current - 1 + this.images.length) % this.images.length; |
|
349
|
|
|
this._updateSlideshow(previous); |
|
350
|
|
|
}, |
|
351
|
|
|
|
|
352
|
|
|
/** |
|
353
|
|
|
* Asks the slideshow for the next image |
|
354
|
|
|
* |
|
355
|
|
|
* @param {number} imageId |
|
356
|
|
|
* @private |
|
357
|
|
|
*/ |
|
358
|
|
|
_updateSlideshow: function (imageId) { |
|
359
|
|
|
value = 0; |
|
360
|
|
|
this._rotationCupClean(); |
|
361
|
|
|
this.slideshow.next(this.current, this.images[imageId]); |
|
362
|
|
|
}, |
|
363
|
|
|
|
|
364
|
|
|
/** |
|
365
|
|
|
* Exits the slideshow by going back in history |
|
366
|
|
|
* |
|
367
|
|
|
* @private |
|
368
|
|
|
*/ |
|
369
|
|
|
_exit: function () { |
|
370
|
|
|
value = 0; |
|
371
|
|
|
this._rotationCupClean(); |
|
372
|
|
|
// Only modern browsers can manipulate history |
|
373
|
|
|
if (history && history.replaceState) { |
|
|
|
|
|
|
374
|
|
|
// We simulate a click on the back button in order to be consistent |
|
375
|
|
|
window.history.back(); |
|
376
|
|
|
} else { |
|
377
|
|
|
// For ancient browsers supported in core |
|
378
|
|
|
this.stop(); |
|
379
|
|
|
} |
|
380
|
|
|
}, |
|
381
|
|
|
|
|
382
|
|
|
/** |
|
383
|
|
|
* Launches fullscreen mode if the browser supports it |
|
384
|
|
|
* |
|
385
|
|
|
* @private |
|
386
|
|
|
*/ |
|
387
|
|
|
_fullScreenToggle: function () { |
|
388
|
|
|
this.zoomablePreview.fullScreenToggle(); |
|
389
|
|
|
}, |
|
390
|
|
|
|
|
391
|
|
|
/** |
|
392
|
|
|
* Resizes the image to its original size |
|
393
|
|
|
* |
|
394
|
|
|
* @private |
|
395
|
|
|
*/ |
|
396
|
|
|
_zoomToOriginal: function () { |
|
397
|
|
|
this.zoomablePreview.zoomToOriginal(); |
|
398
|
|
|
}, |
|
399
|
|
|
|
|
400
|
|
|
/** |
|
401
|
|
|
* Fits the image in the browser window |
|
402
|
|
|
* |
|
403
|
|
|
* @private |
|
404
|
|
|
*/ |
|
405
|
|
|
_zoomToFit: function () { |
|
406
|
|
|
this.zoomablePreview.zoomToFit(); |
|
407
|
|
|
}, |
|
408
|
|
|
|
|
409
|
|
|
/** |
|
410
|
|
|
* Sends the current image as a download |
|
411
|
|
|
* |
|
412
|
|
|
* @returns {boolean} |
|
413
|
|
|
* @private |
|
414
|
|
|
*/ |
|
415
|
|
|
_getImageDownload: function () { |
|
416
|
|
|
var downloadUrl = this.images[this.current].downloadUrl; |
|
417
|
|
|
|
|
418
|
|
|
return this.slideshow.getImageDownload(downloadUrl); |
|
419
|
|
|
}, |
|
420
|
|
|
|
|
421
|
|
|
/** |
|
422
|
|
|
* Changes the colour of the background of the image |
|
423
|
|
|
* |
|
424
|
|
|
* @private |
|
425
|
|
|
*/ |
|
426
|
|
|
_toggleBackground: function () { |
|
427
|
|
|
this.slideshow.toggleBackground(); |
|
428
|
|
|
}, |
|
429
|
|
|
|
|
430
|
|
|
/** |
|
431
|
|
|
* Shows the filename of the current image |
|
432
|
|
|
* @param {string} imageName |
|
433
|
|
|
* @private |
|
434
|
|
|
*/ |
|
435
|
|
|
_setName: function (imageName) { |
|
436
|
|
|
var nameElement = this.container.find('.title'); |
|
437
|
|
|
nameElement.text(imageName); |
|
438
|
|
|
}, |
|
439
|
|
|
//Rotation Cup |
|
440
|
|
|
/** |
|
441
|
|
|
* Rotate Picture |
|
442
|
|
|
* @private |
|
443
|
|
|
*/ |
|
444
|
|
|
_rotationCup: function () { |
|
445
|
|
|
value +=90; |
|
446
|
|
|
console.log(value); |
|
|
|
|
|
|
447
|
|
|
$('.bigshotContainer img:first').rotate({ |
|
448
|
|
|
|
|
449
|
|
|
animateTo: value |
|
450
|
|
|
}); |
|
451
|
|
|
}, |
|
452
|
|
|
//Rotation Cup Clean |
|
453
|
|
|
/** |
|
454
|
|
|
* Rotate Picture |
|
455
|
|
|
* @private |
|
456
|
|
|
*/ |
|
457
|
|
|
_rotationCupClean: function () { |
|
458
|
|
|
|
|
459
|
|
|
$('.bigshotContainer img:first').rotate({ |
|
460
|
|
|
|
|
461
|
|
|
animateTo: 0, |
|
462
|
|
|
}); |
|
463
|
|
|
}, |
|
464
|
|
|
/** |
|
465
|
|
|
* Delete the image from the slideshow |
|
466
|
|
|
* @private |
|
467
|
|
|
*/ |
|
468
|
|
|
_deleteImage: function () { |
|
469
|
|
|
var image = this.images[this.current]; |
|
470
|
|
|
var self = this; |
|
471
|
|
|
$.ajax({ |
|
472
|
|
|
type: 'DELETE', |
|
473
|
|
|
url: OC.getRootPath() + '/remote.php/webdav/' + image.path, |
|
474
|
|
|
success: function () { |
|
475
|
|
|
self.slideshow.deleteImage(image, self.current); |
|
476
|
|
|
self.images.splice(self.current, 1); |
|
477
|
|
|
if (self.images.length === 0) { |
|
478
|
|
|
self._exit(); |
|
479
|
|
|
} |
|
480
|
|
|
else { |
|
481
|
|
|
self.current = self.current % self.images.length; |
|
482
|
|
|
self._updateSlideshow(self.current); |
|
483
|
|
|
} |
|
484
|
|
|
} |
|
485
|
|
|
}); |
|
486
|
|
|
} |
|
487
|
|
|
}; |
|
488
|
|
|
|
|
489
|
|
|
SlideShow.Controls = Controls; |
|
490
|
|
|
})(jQuery, SlideShow); |
|
491
|
|
|
|
This checks looks for references to variables that have not been declared. This is most likey a typographical error or a variable has been renamed.
To learn more about declaring variables in Javascript, see the MDN.