--- /dev/null
+/* perfect-scrollbar v0.6.8 */
+(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var ps = require('../main')
+ , psInstances = require('../plugin/instances');
+
+function mountJQuery(jQuery) {
+ jQuery.fn.perfectScrollbar = function (settingOrCommand) {
+ return this.each(function () {
+ if (typeof settingOrCommand === 'object' ||
+ typeof settingOrCommand === 'undefined') {
+ // If it's an object or none, initialize.
+ var settings = settingOrCommand;
+
+ if (!psInstances.get(this)) {
+ ps.initialize(this, settings);
+ }
+ } else {
+ // Unless, it may be a command.
+ var command = settingOrCommand;
+
+ if (command === 'update') {
+ ps.update(this);
+ } else if (command === 'destroy') {
+ ps.destroy(this);
+ }
+ }
+
+ return jQuery(this);
+ });
+ };
+}
+
+if (typeof define === 'function' && define.amd) {
+ // AMD. Register as an anonymous module.
+ define(['jquery'], mountJQuery);
+} else {
+ var jq = window.jQuery ? window.jQuery : window.$;
+ if (typeof jq !== 'undefined') {
+ mountJQuery(jq);
+ }
+}
+
+module.exports = mountJQuery;
+
+},{"../main":7,"../plugin/instances":18}],2:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+function oldAdd(element, className) {
+ var classes = element.className.split(' ');
+ if (classes.indexOf(className) < 0) {
+ classes.push(className);
+ }
+ element.className = classes.join(' ');
+}
+
+function oldRemove(element, className) {
+ var classes = element.className.split(' ');
+ var idx = classes.indexOf(className);
+ if (idx >= 0) {
+ classes.splice(idx, 1);
+ }
+ element.className = classes.join(' ');
+}
+
+exports.add = function (element, className) {
+ if (element.classList) {
+ element.classList.add(className);
+ } else {
+ oldAdd(element, className);
+ }
+};
+
+exports.remove = function (element, className) {
+ if (element.classList) {
+ element.classList.remove(className);
+ } else {
+ oldRemove(element, className);
+ }
+};
+
+exports.list = function (element) {
+ if (element.classList) {
+ return Array.prototype.slice.apply(element.classList);
+ } else {
+ return element.className.split(' ');
+ }
+};
+
+},{}],3:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var DOM = {};
+
+DOM.e = function (tagName, className) {
+ var element = document.createElement(tagName);
+ element.className = className;
+ return element;
+};
+
+DOM.appendTo = function (child, parent) {
+ parent.appendChild(child);
+ return child;
+};
+
+function cssGet(element, styleName) {
+ return window.getComputedStyle(element)[styleName];
+}
+
+function cssSet(element, styleName, styleValue) {
+ if (typeof styleValue === 'number') {
+ styleValue = styleValue.toString() + 'px';
+ }
+ element.style[styleName] = styleValue;
+ return element;
+}
+
+function cssMultiSet(element, obj) {
+ for (var key in obj) {
+ var val = obj[key];
+ if (typeof val === 'number') {
+ val = val.toString() + 'px';
+ }
+ element.style[key] = val;
+ }
+ return element;
+}
+
+DOM.css = function (element, styleNameOrObject, styleValue) {
+ if (typeof styleNameOrObject === 'object') {
+ // multiple set with object
+ return cssMultiSet(element, styleNameOrObject);
+ } else {
+ if (typeof styleValue === 'undefined') {
+ return cssGet(element, styleNameOrObject);
+ } else {
+ return cssSet(element, styleNameOrObject, styleValue);
+ }
+ }
+};
+
+DOM.matches = function (element, query) {
+ if (typeof element.matches !== 'undefined') {
+ return element.matches(query);
+ } else {
+ if (typeof element.matchesSelector !== 'undefined') {
+ return element.matchesSelector(query);
+ } else if (typeof element.webkitMatchesSelector !== 'undefined') {
+ return element.webkitMatchesSelector(query);
+ } else if (typeof element.mozMatchesSelector !== 'undefined') {
+ return element.mozMatchesSelector(query);
+ } else if (typeof element.msMatchesSelector !== 'undefined') {
+ return element.msMatchesSelector(query);
+ }
+ }
+};
+
+DOM.remove = function (element) {
+ if (typeof element.remove !== 'undefined') {
+ element.remove();
+ } else {
+ if (element.parentNode) {
+ element.parentNode.removeChild(element);
+ }
+ }
+};
+
+DOM.queryChildren = function (element, selector) {
+ return Array.prototype.filter.call(element.childNodes, function (child) {
+ return DOM.matches(child, selector);
+ });
+};
+
+module.exports = DOM;
+
+},{}],4:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var EventElement = function (element) {
+ this.element = element;
+ this.events = {};
+};
+
+EventElement.prototype.bind = function (eventName, handler) {
+ if (typeof this.events[eventName] === 'undefined') {
+ this.events[eventName] = [];
+ }
+ this.events[eventName].push(handler);
+ this.element.addEventListener(eventName, handler, false);
+};
+
+EventElement.prototype.unbind = function (eventName, handler) {
+ var isHandlerProvided = (typeof handler !== 'undefined');
+ this.events[eventName] = this.events[eventName].filter(function (hdlr) {
+ if (isHandlerProvided && hdlr !== handler) {
+ return true;
+ }
+ this.element.removeEventListener(eventName, hdlr, false);
+ return false;
+ }, this);
+};
+
+EventElement.prototype.unbindAll = function () {
+ for (var name in this.events) {
+ this.unbind(name);
+ }
+};
+
+var EventManager = function () {
+ this.eventElements = [];
+};
+
+EventManager.prototype.eventElement = function (element) {
+ var ee = this.eventElements.filter(function (eventElement) {
+ return eventElement.element === element;
+ })[0];
+ if (typeof ee === 'undefined') {
+ ee = new EventElement(element);
+ this.eventElements.push(ee);
+ }
+ return ee;
+};
+
+EventManager.prototype.bind = function (element, eventName, handler) {
+ this.eventElement(element).bind(eventName, handler);
+};
+
+EventManager.prototype.unbind = function (element, eventName, handler) {
+ this.eventElement(element).unbind(eventName, handler);
+};
+
+EventManager.prototype.unbindAll = function () {
+ for (var i = 0; i < this.eventElements.length; i++) {
+ this.eventElements[i].unbindAll();
+ }
+};
+
+EventManager.prototype.once = function (element, eventName, handler) {
+ var ee = this.eventElement(element);
+ var onceHandler = function (e) {
+ ee.unbind(eventName, onceHandler);
+ handler(e);
+ };
+ ee.bind(eventName, onceHandler);
+};
+
+module.exports = EventManager;
+
+},{}],5:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+module.exports = (function () {
+ function s4() {
+ return Math.floor((1 + Math.random()) * 0x10000)
+ .toString(16)
+ .substring(1);
+ }
+ return function () {
+ return s4() + s4() + '-' + s4() + '-' + s4() + '-' +
+ s4() + '-' + s4() + s4() + s4();
+ };
+})();
+
+},{}],6:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var cls = require('./class')
+ , d = require('./dom');
+
+exports.toInt = function (x) {
+ return parseInt(x, 10) || 0;
+};
+
+exports.clone = function (obj) {
+ if (obj === null) {
+ return null;
+ } else if (typeof obj === 'object') {
+ var result = {};
+ for (var key in obj) {
+ result[key] = this.clone(obj[key]);
+ }
+ return result;
+ } else {
+ return obj;
+ }
+};
+
+exports.extend = function (original, source) {
+ var result = this.clone(original);
+ for (var key in source) {
+ result[key] = this.clone(source[key]);
+ }
+ return result;
+};
+
+exports.isEditable = function (el) {
+ return d.matches(el, "input,[contenteditable]") ||
+ d.matches(el, "select,[contenteditable]") ||
+ d.matches(el, "textarea,[contenteditable]") ||
+ d.matches(el, "button,[contenteditable]");
+};
+
+exports.removePsClasses = function (element) {
+ var clsList = cls.list(element);
+ for (var i = 0; i < clsList.length; i++) {
+ var className = clsList[i];
+ if (className.indexOf('ps-') === 0) {
+ cls.remove(element, className);
+ }
+ }
+};
+
+exports.outerWidth = function (element) {
+ return this.toInt(d.css(element, 'width')) +
+ this.toInt(d.css(element, 'paddingLeft')) +
+ this.toInt(d.css(element, 'paddingRight')) +
+ this.toInt(d.css(element, 'borderLeftWidth')) +
+ this.toInt(d.css(element, 'borderRightWidth'));
+};
+
+exports.startScrolling = function (element, axis) {
+ cls.add(element, 'ps-in-scrolling');
+ if (typeof axis !== 'undefined') {
+ cls.add(element, 'ps-' + axis);
+ } else {
+ cls.add(element, 'ps-x');
+ cls.add(element, 'ps-y');
+ }
+};
+
+exports.stopScrolling = function (element, axis) {
+ cls.remove(element, 'ps-in-scrolling');
+ if (typeof axis !== 'undefined') {
+ cls.remove(element, 'ps-' + axis);
+ } else {
+ cls.remove(element, 'ps-x');
+ cls.remove(element, 'ps-y');
+ }
+};
+
+exports.env = {
+ isWebKit: 'WebkitAppearance' in document.documentElement.style,
+ supportsTouch: (('ontouchstart' in window) || window.DocumentTouch && document instanceof window.DocumentTouch),
+ supportsIePointer: window.navigator.msMaxTouchPoints !== null
+};
+
+},{"./class":2,"./dom":3}],7:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var destroy = require('./plugin/destroy')
+ , initialize = require('./plugin/initialize')
+ , update = require('./plugin/update');
+
+module.exports = {
+ initialize: initialize,
+ update: update,
+ destroy: destroy
+};
+
+},{"./plugin/destroy":9,"./plugin/initialize":17,"./plugin/update":21}],8:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+module.exports = {
+ maxScrollbarLength: null,
+ minScrollbarLength: null,
+ scrollXMarginOffset: 0,
+ scrollYMarginOffset: 0,
+ stopPropagationOnClick: true,
+ suppressScrollX: false,
+ suppressScrollY: false,
+ swipePropagation: true,
+ useBothWheelAxes: false,
+ useKeyboard: true,
+ useSelectionScroll: false,
+ wheelPropagation: false,
+ wheelSpeed: 1
+};
+
+},{}],9:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var d = require('../lib/dom')
+ , h = require('../lib/helper')
+ , instances = require('./instances');
+
+module.exports = function (element) {
+ var i = instances.get(element);
+
+ if (!i) {
+ return;
+ }
+
+ i.event.unbindAll();
+ d.remove(i.scrollbarX);
+ d.remove(i.scrollbarY);
+ d.remove(i.scrollbarXRail);
+ d.remove(i.scrollbarYRail);
+ h.removePsClasses(element);
+
+ instances.remove(element);
+};
+
+},{"../lib/dom":3,"../lib/helper":6,"./instances":18}],10:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var h = require('../../lib/helper')
+ , instances = require('../instances')
+ , updateGeometry = require('../update-geometry')
+ , updateScroll = require('../update-scroll');
+
+function bindClickRailHandler(element, i) {
+ function pageOffset(el) {
+ return el.getBoundingClientRect();
+ }
+ var stopPropagation = window.Event.prototype.stopPropagation.bind;
+
+ if (i.settings.stopPropagationOnClick) {
+ i.event.bind(i.scrollbarY, 'click', stopPropagation);
+ }
+ i.event.bind(i.scrollbarYRail, 'click', function (e) {
+ var halfOfScrollbarLength = h.toInt(i.scrollbarYHeight / 2);
+ var positionTop = i.railYRatio * (e.pageY - window.pageYOffset - pageOffset(i.scrollbarYRail).top - halfOfScrollbarLength);
+ var maxPositionTop = i.railYRatio * (i.railYHeight - i.scrollbarYHeight);
+ var positionRatio = positionTop / maxPositionTop;
+
+ if (positionRatio < 0) {
+ positionRatio = 0;
+ } else if (positionRatio > 1) {
+ positionRatio = 1;
+ }
+
+ updateScroll(element, 'top', (i.contentHeight - i.containerHeight) * positionRatio);
+ updateGeometry(element);
+
+ e.stopPropagation();
+ });
+
+ if (i.settings.stopPropagationOnClick) {
+ i.event.bind(i.scrollbarX, 'click', stopPropagation);
+ }
+ i.event.bind(i.scrollbarXRail, 'click', function (e) {
+ var halfOfScrollbarLength = h.toInt(i.scrollbarXWidth / 2);
+ var positionLeft = i.railXRatio * (e.pageX - window.pageXOffset - pageOffset(i.scrollbarXRail).left - halfOfScrollbarLength);
+ var maxPositionLeft = i.railXRatio * (i.railXWidth - i.scrollbarXWidth);
+ var positionRatio = positionLeft / maxPositionLeft;
+
+ if (positionRatio < 0) {
+ positionRatio = 0;
+ } else if (positionRatio > 1) {
+ positionRatio = 1;
+ }
+
+ updateScroll(element, 'left', ((i.contentWidth - i.containerWidth) * positionRatio) - i.negativeScrollAdjustment);
+ updateGeometry(element);
+
+ e.stopPropagation();
+ });
+}
+
+module.exports = function (element) {
+ var i = instances.get(element);
+ bindClickRailHandler(element, i);
+};
+
+},{"../../lib/helper":6,"../instances":18,"../update-geometry":19,"../update-scroll":20}],11:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var d = require('../../lib/dom')
+ , h = require('../../lib/helper')
+ , instances = require('../instances')
+ , updateGeometry = require('../update-geometry')
+ , updateScroll = require('../update-scroll');
+
+function bindMouseScrollXHandler(element, i) {
+ var currentLeft = null;
+ var currentPageX = null;
+
+ function updateScrollLeft(deltaX) {
+ var newLeft = currentLeft + (deltaX * i.railXRatio);
+ var maxLeft = Math.max(0, i.scrollbarXRail.getBoundingClientRect().left) + (i.railXRatio * (i.railXWidth - i.scrollbarXWidth));
+
+ if (newLeft < 0) {
+ i.scrollbarXLeft = 0;
+ } else if (newLeft > maxLeft) {
+ i.scrollbarXLeft = maxLeft;
+ } else {
+ i.scrollbarXLeft = newLeft;
+ }
+
+ var scrollLeft = h.toInt(i.scrollbarXLeft * (i.contentWidth - i.containerWidth) / (i.containerWidth - (i.railXRatio * i.scrollbarXWidth))) - i.negativeScrollAdjustment;
+ updateScroll(element, 'left', scrollLeft);
+ }
+
+ var mouseMoveHandler = function (e) {
+ updateScrollLeft(e.pageX - currentPageX);
+ updateGeometry(element);
+ e.stopPropagation();
+ e.preventDefault();
+ };
+
+ var mouseUpHandler = function () {
+ h.stopScrolling(element, 'x');
+ i.event.unbind(i.ownerDocument, 'mousemove', mouseMoveHandler);
+ };
+
+ i.event.bind(i.scrollbarX, 'mousedown', function (e) {
+ currentPageX = e.pageX;
+ currentLeft = h.toInt(d.css(i.scrollbarX, 'left')) * i.railXRatio;
+ h.startScrolling(element, 'x');
+
+ i.event.bind(i.ownerDocument, 'mousemove', mouseMoveHandler);
+ i.event.once(i.ownerDocument, 'mouseup', mouseUpHandler);
+
+ e.stopPropagation();
+ e.preventDefault();
+ });
+}
+
+function bindMouseScrollYHandler(element, i) {
+ var currentTop = null;
+ var currentPageY = null;
+
+ function updateScrollTop(deltaY) {
+ var newTop = currentTop + (deltaY * i.railYRatio);
+ var maxTop = Math.max(0, i.scrollbarYRail.getBoundingClientRect().top) + (i.railYRatio * (i.railYHeight - i.scrollbarYHeight));
+
+ if (newTop < 0) {
+ i.scrollbarYTop = 0;
+ } else if (newTop > maxTop) {
+ i.scrollbarYTop = maxTop;
+ } else {
+ i.scrollbarYTop = newTop;
+ }
+
+ var scrollTop = h.toInt(i.scrollbarYTop * (i.contentHeight - i.containerHeight) / (i.containerHeight - (i.railYRatio * i.scrollbarYHeight)));
+ updateScroll(element, 'top', scrollTop);
+ }
+
+ var mouseMoveHandler = function (e) {
+ updateScrollTop(e.pageY - currentPageY);
+ updateGeometry(element);
+ e.stopPropagation();
+ e.preventDefault();
+ };
+
+ var mouseUpHandler = function () {
+ h.stopScrolling(element, 'y');
+ i.event.unbind(i.ownerDocument, 'mousemove', mouseMoveHandler);
+ };
+
+ i.event.bind(i.scrollbarY, 'mousedown', function (e) {
+ currentPageY = e.pageY;
+ currentTop = h.toInt(d.css(i.scrollbarY, 'top')) * i.railYRatio;
+ h.startScrolling(element, 'y');
+
+ i.event.bind(i.ownerDocument, 'mousemove', mouseMoveHandler);
+ i.event.once(i.ownerDocument, 'mouseup', mouseUpHandler);
+
+ e.stopPropagation();
+ e.preventDefault();
+ });
+}
+
+module.exports = function (element) {
+ var i = instances.get(element);
+ bindMouseScrollXHandler(element, i);
+ bindMouseScrollYHandler(element, i);
+};
+
+},{"../../lib/dom":3,"../../lib/helper":6,"../instances":18,"../update-geometry":19,"../update-scroll":20}],12:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var h = require('../../lib/helper')
+ , instances = require('../instances')
+ , updateGeometry = require('../update-geometry')
+ , updateScroll = require('../update-scroll');
+
+function bindKeyboardHandler(element, i) {
+ var hovered = false;
+ i.event.bind(element, 'mouseenter', function () {
+ hovered = true;
+ });
+ i.event.bind(element, 'mouseleave', function () {
+ hovered = false;
+ });
+
+ var shouldPrevent = false;
+ function shouldPreventDefault(deltaX, deltaY) {
+ var scrollTop = element.scrollTop;
+ if (deltaX === 0) {
+ if (!i.scrollbarYActive) {
+ return false;
+ }
+ if ((scrollTop === 0 && deltaY > 0) || (scrollTop >= i.contentHeight - i.containerHeight && deltaY < 0)) {
+ return !i.settings.wheelPropagation;
+ }
+ }
+
+ var scrollLeft = element.scrollLeft;
+ if (deltaY === 0) {
+ if (!i.scrollbarXActive) {
+ return false;
+ }
+ if ((scrollLeft === 0 && deltaX < 0) || (scrollLeft >= i.contentWidth - i.containerWidth && deltaX > 0)) {
+ return !i.settings.wheelPropagation;
+ }
+ }
+ return true;
+ }
+
+ i.event.bind(i.ownerDocument, 'keydown', function (e) {
+ if (e.isDefaultPrevented && e.isDefaultPrevented()) {
+ return;
+ }
+
+ if (!hovered) {
+ return;
+ }
+
+ var activeElement = document.activeElement ? document.activeElement : i.ownerDocument.activeElement;
+ if (activeElement) {
+ // go deeper if element is a webcomponent
+ while (activeElement.shadowRoot) {
+ activeElement = activeElement.shadowRoot.activeElement;
+ }
+ if (h.isEditable(activeElement)) {
+ return;
+ }
+ }
+
+ var deltaX = 0;
+ var deltaY = 0;
+
+ switch (e.which) {
+ case 37: // left
+ deltaX = -30;
+ break;
+ case 38: // up
+ deltaY = 30;
+ break;
+ case 39: // right
+ deltaX = 30;
+ break;
+ case 40: // down
+ deltaY = -30;
+ break;
+ case 33: // page up
+ deltaY = 90;
+ break;
+ case 32: // space bar
+ if (e.shiftKey) {
+ deltaY = 90;
+ } else {
+ deltaY = -90;
+ }
+ break;
+ case 34: // page down
+ deltaY = -90;
+ break;
+ case 35: // end
+ if (e.ctrlKey) {
+ deltaY = -i.contentHeight;
+ } else {
+ deltaY = -i.containerHeight;
+ }
+ break;
+ case 36: // home
+ if (e.ctrlKey) {
+ deltaY = element.scrollTop;
+ } else {
+ deltaY = i.containerHeight;
+ }
+ break;
+ default:
+ return;
+ }
+
+ updateScroll(element, 'top', element.scrollTop - deltaY);
+ updateScroll(element, 'left', element.scrollLeft + deltaX);
+ updateGeometry(element);
+
+ shouldPrevent = shouldPreventDefault(deltaX, deltaY);
+ if (shouldPrevent) {
+ e.preventDefault();
+ }
+ });
+}
+
+module.exports = function (element) {
+ var i = instances.get(element);
+ bindKeyboardHandler(element, i);
+};
+
+},{"../../lib/helper":6,"../instances":18,"../update-geometry":19,"../update-scroll":20}],13:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var instances = require('../instances')
+ , updateGeometry = require('../update-geometry')
+ , updateScroll = require('../update-scroll');
+
+function bindMouseWheelHandler(element, i) {
+ var shouldPrevent = false;
+
+ function shouldPreventDefault(deltaX, deltaY) {
+ var scrollTop = element.scrollTop;
+ if (deltaX === 0) {
+ if (!i.scrollbarYActive) {
+ return false;
+ }
+ if ((scrollTop === 0 && deltaY > 0) || (scrollTop >= i.contentHeight - i.containerHeight && deltaY < 0)) {
+ return !i.settings.wheelPropagation;
+ }
+ }
+
+ var scrollLeft = element.scrollLeft;
+ if (deltaY === 0) {
+ if (!i.scrollbarXActive) {
+ return false;
+ }
+ if ((scrollLeft === 0 && deltaX < 0) || (scrollLeft >= i.contentWidth - i.containerWidth && deltaX > 0)) {
+ return !i.settings.wheelPropagation;
+ }
+ }
+ return true;
+ }
+
+ function getDeltaFromEvent(e) {
+ var deltaX = e.deltaX;
+ var deltaY = -1 * e.deltaY;
+
+ if (typeof deltaX === "undefined" || typeof deltaY === "undefined") {
+ // OS X Safari
+ deltaX = -1 * e.wheelDeltaX / 6;
+ deltaY = e.wheelDeltaY / 6;
+ }
+
+ if (e.deltaMode && e.deltaMode === 1) {
+ // Firefox in deltaMode 1: Line scrolling
+ deltaX *= 10;
+ deltaY *= 10;
+ }
+
+ if (deltaX !== deltaX && deltaY !== deltaY/* NaN checks */) {
+ // IE in some mouse drivers
+ deltaX = 0;
+ deltaY = e.wheelDelta;
+ }
+
+ return [deltaX, deltaY];
+ }
+
+ function shouldBeConsumedByTextarea(deltaX, deltaY) {
+ var hoveredTextarea = element.querySelector('textarea:hover');
+ if (hoveredTextarea) {
+ var maxScrollTop = hoveredTextarea.scrollHeight - hoveredTextarea.clientHeight;
+ if (maxScrollTop > 0) {
+ if (!(hoveredTextarea.scrollTop === 0 && deltaY > 0) &&
+ !(hoveredTextarea.scrollTop === maxScrollTop && deltaY < 0)) {
+ return true;
+ }
+ }
+ var maxScrollLeft = hoveredTextarea.scrollLeft - hoveredTextarea.clientWidth;
+ if (maxScrollLeft > 0) {
+ if (!(hoveredTextarea.scrollLeft === 0 && deltaX < 0) &&
+ !(hoveredTextarea.scrollLeft === maxScrollLeft && deltaX > 0)) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ function mousewheelHandler(e) {
+ var delta = getDeltaFromEvent(e);
+
+ var deltaX = delta[0];
+ var deltaY = delta[1];
+
+ if (shouldBeConsumedByTextarea(deltaX, deltaY)) {
+ return;
+ }
+
+ shouldPrevent = false;
+ if (!i.settings.useBothWheelAxes) {
+ // deltaX will only be used for horizontal scrolling and deltaY will
+ // only be used for vertical scrolling - this is the default
+ updateScroll(element, 'top', element.scrollTop - (deltaY * i.settings.wheelSpeed));
+ updateScroll(element, 'left', element.scrollLeft + (deltaX * i.settings.wheelSpeed));
+ } else if (i.scrollbarYActive && !i.scrollbarXActive) {
+ // only vertical scrollbar is active and useBothWheelAxes option is
+ // active, so let's scroll vertical bar using both mouse wheel axes
+ if (deltaY) {
+ updateScroll(element, 'top', element.scrollTop - (deltaY * i.settings.wheelSpeed));
+ } else {
+ updateScroll(element, 'top', element.scrollTop + (deltaX * i.settings.wheelSpeed));
+ }
+ shouldPrevent = true;
+ } else if (i.scrollbarXActive && !i.scrollbarYActive) {
+ // useBothWheelAxes and only horizontal bar is active, so use both
+ // wheel axes for horizontal bar
+ if (deltaX) {
+ updateScroll(element, 'left', element.scrollLeft + (deltaX * i.settings.wheelSpeed));
+ } else {
+ updateScroll(element, 'left', element.scrollLeft - (deltaY * i.settings.wheelSpeed));
+ }
+ shouldPrevent = true;
+ }
+
+ updateGeometry(element);
+
+ shouldPrevent = (shouldPrevent || shouldPreventDefault(deltaX, deltaY));
+ if (shouldPrevent) {
+ e.stopPropagation();
+ e.preventDefault();
+ }
+ }
+
+ if (typeof window.onwheel !== "undefined") {
+ i.event.bind(element, 'wheel', mousewheelHandler);
+ } else if (typeof window.onmousewheel !== "undefined") {
+ i.event.bind(element, 'mousewheel', mousewheelHandler);
+ }
+}
+
+module.exports = function (element) {
+ var i = instances.get(element);
+ bindMouseWheelHandler(element, i);
+};
+
+},{"../instances":18,"../update-geometry":19,"../update-scroll":20}],14:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var instances = require('../instances')
+ , updateGeometry = require('../update-geometry');
+
+function bindNativeScrollHandler(element, i) {
+ i.event.bind(element, 'scroll', function () {
+ updateGeometry(element);
+ });
+}
+
+module.exports = function (element) {
+ var i = instances.get(element);
+ bindNativeScrollHandler(element, i);
+};
+
+},{"../instances":18,"../update-geometry":19}],15:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var h = require('../../lib/helper')
+ , instances = require('../instances')
+ , updateGeometry = require('../update-geometry')
+ , updateScroll = require('../update-scroll');
+
+function bindSelectionHandler(element, i) {
+ function getRangeNode() {
+ var selection = window.getSelection ? window.getSelection() :
+ document.getSelection ? document.getSelection() : '';
+ if (selection.toString().length === 0) {
+ return null;
+ } else {
+ return selection.getRangeAt(0).commonAncestorContainer;
+ }
+ }
+
+ var scrollingLoop = null;
+ var scrollDiff = {top: 0, left: 0};
+ function startScrolling() {
+ if (!scrollingLoop) {
+ scrollingLoop = setInterval(function () {
+ if (!instances.get(element)) {
+ clearInterval(scrollingLoop);
+ return;
+ }
+
+ updateScroll(element, 'top', element.scrollTop + scrollDiff.top);
+ updateScroll(element, 'left', element.scrollLeft + scrollDiff.left);
+ updateGeometry(element);
+ }, 50); // every .1 sec
+ }
+ }
+ function stopScrolling() {
+ if (scrollingLoop) {
+ clearInterval(scrollingLoop);
+ scrollingLoop = null;
+ }
+ h.stopScrolling(element);
+ }
+
+ var isSelected = false;
+ i.event.bind(i.ownerDocument, 'selectionchange', function () {
+ if (element.contains(getRangeNode())) {
+ isSelected = true;
+ } else {
+ isSelected = false;
+ stopScrolling();
+ }
+ });
+ i.event.bind(window, 'mouseup', function () {
+ if (isSelected) {
+ isSelected = false;
+ stopScrolling();
+ }
+ });
+
+ i.event.bind(window, 'mousemove', function (e) {
+ if (isSelected) {
+ var mousePosition = {x: e.pageX, y: e.pageY};
+ var containerGeometry = {
+ left: element.offsetLeft,
+ right: element.offsetLeft + element.offsetWidth,
+ top: element.offsetTop,
+ bottom: element.offsetTop + element.offsetHeight
+ };
+
+ if (mousePosition.x < containerGeometry.left + 3) {
+ scrollDiff.left = -5;
+ h.startScrolling(element, 'x');
+ } else if (mousePosition.x > containerGeometry.right - 3) {
+ scrollDiff.left = 5;
+ h.startScrolling(element, 'x');
+ } else {
+ scrollDiff.left = 0;
+ }
+
+ if (mousePosition.y < containerGeometry.top + 3) {
+ if (containerGeometry.top + 3 - mousePosition.y < 5) {
+ scrollDiff.top = -5;
+ } else {
+ scrollDiff.top = -20;
+ }
+ h.startScrolling(element, 'y');
+ } else if (mousePosition.y > containerGeometry.bottom - 3) {
+ if (mousePosition.y - containerGeometry.bottom + 3 < 5) {
+ scrollDiff.top = 5;
+ } else {
+ scrollDiff.top = 20;
+ }
+ h.startScrolling(element, 'y');
+ } else {
+ scrollDiff.top = 0;
+ }
+
+ if (scrollDiff.top === 0 && scrollDiff.left === 0) {
+ stopScrolling();
+ } else {
+ startScrolling();
+ }
+ }
+ });
+}
+
+module.exports = function (element) {
+ var i = instances.get(element);
+ bindSelectionHandler(element, i);
+};
+
+},{"../../lib/helper":6,"../instances":18,"../update-geometry":19,"../update-scroll":20}],16:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var instances = require('../instances')
+ , updateGeometry = require('../update-geometry')
+ , updateScroll = require('../update-scroll');
+
+function bindTouchHandler(element, i, supportsTouch, supportsIePointer) {
+ function shouldPreventDefault(deltaX, deltaY) {
+ var scrollTop = element.scrollTop;
+ var scrollLeft = element.scrollLeft;
+ var magnitudeX = Math.abs(deltaX);
+ var magnitudeY = Math.abs(deltaY);
+
+ if (magnitudeY > magnitudeX) {
+ // user is perhaps trying to swipe up/down the page
+
+ if (((deltaY < 0) && (scrollTop === i.contentHeight - i.containerHeight)) ||
+ ((deltaY > 0) && (scrollTop === 0))) {
+ return !i.settings.swipePropagation;
+ }
+ } else if (magnitudeX > magnitudeY) {
+ // user is perhaps trying to swipe left/right across the page
+
+ if (((deltaX < 0) && (scrollLeft === i.contentWidth - i.containerWidth)) ||
+ ((deltaX > 0) && (scrollLeft === 0))) {
+ return !i.settings.swipePropagation;
+ }
+ }
+
+ return true;
+ }
+
+ function applyTouchMove(differenceX, differenceY) {
+ updateScroll(element, 'top', element.scrollTop - differenceY);
+ updateScroll(element, 'left', element.scrollLeft - differenceX);
+
+ updateGeometry(element);
+ }
+
+ var startOffset = {};
+ var startTime = 0;
+ var speed = {};
+ var easingLoop = null;
+ var inGlobalTouch = false;
+ var inLocalTouch = false;
+
+ function globalTouchStart() {
+ inGlobalTouch = true;
+ }
+ function globalTouchEnd() {
+ inGlobalTouch = false;
+ }
+
+ function getTouch(e) {
+ if (e.targetTouches) {
+ return e.targetTouches[0];
+ } else {
+ // Maybe IE pointer
+ return e;
+ }
+ }
+ function shouldHandle(e) {
+ if (e.targetTouches && e.targetTouches.length === 1) {
+ return true;
+ }
+ if (e.pointerType && e.pointerType !== 'mouse' && e.pointerType !== e.MSPOINTER_TYPE_MOUSE) {
+ return true;
+ }
+ return false;
+ }
+ function touchStart(e) {
+ if (shouldHandle(e)) {
+ inLocalTouch = true;
+
+ var touch = getTouch(e);
+
+ startOffset.pageX = touch.pageX;
+ startOffset.pageY = touch.pageY;
+
+ startTime = (new Date()).getTime();
+
+ if (easingLoop !== null) {
+ clearInterval(easingLoop);
+ }
+
+ e.stopPropagation();
+ }
+ }
+ function touchMove(e) {
+ if (!inGlobalTouch && inLocalTouch && shouldHandle(e)) {
+ var touch = getTouch(e);
+
+ var currentOffset = {pageX: touch.pageX, pageY: touch.pageY};
+
+ var differenceX = currentOffset.pageX - startOffset.pageX;
+ var differenceY = currentOffset.pageY - startOffset.pageY;
+
+ applyTouchMove(differenceX, differenceY);
+ startOffset = currentOffset;
+
+ var currentTime = (new Date()).getTime();
+
+ var timeGap = currentTime - startTime;
+ if (timeGap > 0) {
+ speed.x = differenceX / timeGap;
+ speed.y = differenceY / timeGap;
+ startTime = currentTime;
+ }
+
+ if (shouldPreventDefault(differenceX, differenceY)) {
+ e.stopPropagation();
+ e.preventDefault();
+ }
+ }
+ }
+ function touchEnd() {
+ if (!inGlobalTouch && inLocalTouch) {
+ inLocalTouch = false;
+
+ clearInterval(easingLoop);
+ easingLoop = setInterval(function () {
+ if (!instances.get(element)) {
+ clearInterval(easingLoop);
+ return;
+ }
+
+ if (Math.abs(speed.x) < 0.01 && Math.abs(speed.y) < 0.01) {
+ clearInterval(easingLoop);
+ return;
+ }
+
+ applyTouchMove(speed.x * 30, speed.y * 30);
+
+ speed.x *= 0.8;
+ speed.y *= 0.8;
+ }, 10);
+ }
+ }
+
+ if (supportsTouch) {
+ i.event.bind(window, 'touchstart', globalTouchStart);
+ i.event.bind(window, 'touchend', globalTouchEnd);
+ i.event.bind(element, 'touchstart', touchStart);
+ i.event.bind(element, 'touchmove', touchMove);
+ i.event.bind(element, 'touchend', touchEnd);
+ }
+
+ if (supportsIePointer) {
+ if (window.PointerEvent) {
+ i.event.bind(window, 'pointerdown', globalTouchStart);
+ i.event.bind(window, 'pointerup', globalTouchEnd);
+ i.event.bind(element, 'pointerdown', touchStart);
+ i.event.bind(element, 'pointermove', touchMove);
+ i.event.bind(element, 'pointerup', touchEnd);
+ } else if (window.MSPointerEvent) {
+ i.event.bind(window, 'MSPointerDown', globalTouchStart);
+ i.event.bind(window, 'MSPointerUp', globalTouchEnd);
+ i.event.bind(element, 'MSPointerDown', touchStart);
+ i.event.bind(element, 'MSPointerMove', touchMove);
+ i.event.bind(element, 'MSPointerUp', touchEnd);
+ }
+ }
+}
+
+module.exports = function (element, supportsTouch, supportsIePointer) {
+ var i = instances.get(element);
+ bindTouchHandler(element, i, supportsTouch, supportsIePointer);
+};
+
+},{"../instances":18,"../update-geometry":19,"../update-scroll":20}],17:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var cls = require('../lib/class')
+ , h = require('../lib/helper')
+ , instances = require('./instances')
+ , updateGeometry = require('./update-geometry');
+
+// Handlers
+var clickRailHandler = require('./handler/click-rail')
+ , dragScrollbarHandler = require('./handler/drag-scrollbar')
+ , keyboardHandler = require('./handler/keyboard')
+ , mouseWheelHandler = require('./handler/mouse-wheel')
+ , nativeScrollHandler = require('./handler/native-scroll')
+ , selectionHandler = require('./handler/selection')
+ , touchHandler = require('./handler/touch');
+
+module.exports = function (element, userSettings) {
+ userSettings = typeof userSettings === 'object' ? userSettings : {};
+
+ cls.add(element, 'ps-container');
+
+ // Create a plugin instance.
+ var i = instances.add(element);
+
+ i.settings = h.extend(i.settings, userSettings);
+
+ clickRailHandler(element);
+ dragScrollbarHandler(element);
+ mouseWheelHandler(element);
+ nativeScrollHandler(element);
+
+ if (i.settings.useSelectionScroll) {
+ selectionHandler(element);
+ }
+
+ if (h.env.supportsTouch || h.env.supportsIePointer) {
+ touchHandler(element, h.env.supportsTouch, h.env.supportsIePointer);
+ }
+ if (i.settings.useKeyboard) {
+ keyboardHandler(element);
+ }
+
+ updateGeometry(element);
+};
+
+},{"../lib/class":2,"../lib/helper":6,"./handler/click-rail":10,"./handler/drag-scrollbar":11,"./handler/keyboard":12,"./handler/mouse-wheel":13,"./handler/native-scroll":14,"./handler/selection":15,"./handler/touch":16,"./instances":18,"./update-geometry":19}],18:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var d = require('../lib/dom')
+ , defaultSettings = require('./default-setting')
+ , EventManager = require('../lib/event-manager')
+ , guid = require('../lib/guid')
+ , h = require('../lib/helper');
+
+var instances = {};
+
+function Instance(element) {
+ var i = this;
+
+ i.settings = h.clone(defaultSettings);
+ i.containerWidth = null;
+ i.containerHeight = null;
+ i.contentWidth = null;
+ i.contentHeight = null;
+
+ i.isRtl = d.css(element, 'direction') === "rtl";
+ i.isNegativeScroll = (function () {
+ var originalScrollLeft = element.scrollLeft;
+ var result = null;
+ element.scrollLeft = -1;
+ result = element.scrollLeft < 0;
+ element.scrollLeft = originalScrollLeft;
+ return result;
+ })();
+ i.negativeScrollAdjustment = i.isNegativeScroll ? element.scrollWidth - element.clientWidth : 0;
+ i.event = new EventManager();
+ i.ownerDocument = element.ownerDocument || document;
+
+ i.scrollbarXRail = d.appendTo(d.e('div', 'ps-scrollbar-x-rail'), element);
+ i.scrollbarX = d.appendTo(d.e('div', 'ps-scrollbar-x'), i.scrollbarXRail);
+ i.scrollbarX.setAttribute('tabindex', 0);
+ i.scrollbarXActive = null;
+ i.scrollbarXWidth = null;
+ i.scrollbarXLeft = null;
+ i.scrollbarXBottom = h.toInt(d.css(i.scrollbarXRail, 'bottom'));
+ i.isScrollbarXUsingBottom = i.scrollbarXBottom === i.scrollbarXBottom; // !isNaN
+ i.scrollbarXTop = i.isScrollbarXUsingBottom ? null : h.toInt(d.css(i.scrollbarXRail, 'top'));
+ i.railBorderXWidth = h.toInt(d.css(i.scrollbarXRail, 'borderLeftWidth')) + h.toInt(d.css(i.scrollbarXRail, 'borderRightWidth'));
+ // Set rail to display:block to calculate margins
+ d.css(i.scrollbarXRail, 'display', 'block');
+ i.railXMarginWidth = h.toInt(d.css(i.scrollbarXRail, 'marginLeft')) + h.toInt(d.css(i.scrollbarXRail, 'marginRight'));
+ d.css(i.scrollbarXRail, 'display', '');
+ i.railXWidth = null;
+ i.railXRatio = null;
+
+ i.scrollbarYRail = d.appendTo(d.e('div', 'ps-scrollbar-y-rail'), element);
+ i.scrollbarY = d.appendTo(d.e('div', 'ps-scrollbar-y'), i.scrollbarYRail);
+ i.scrollbarY.setAttribute('tabindex', 0);
+ i.scrollbarYActive = null;
+ i.scrollbarYHeight = null;
+ i.scrollbarYTop = null;
+ i.scrollbarYRight = h.toInt(d.css(i.scrollbarYRail, 'right'));
+ i.isScrollbarYUsingRight = i.scrollbarYRight === i.scrollbarYRight; // !isNaN
+ i.scrollbarYLeft = i.isScrollbarYUsingRight ? null : h.toInt(d.css(i.scrollbarYRail, 'left'));
+ i.scrollbarYOuterWidth = i.isRtl ? h.outerWidth(i.scrollbarY) : null;
+ i.railBorderYWidth = h.toInt(d.css(i.scrollbarYRail, 'borderTopWidth')) + h.toInt(d.css(i.scrollbarYRail, 'borderBottomWidth'));
+ d.css(i.scrollbarYRail, 'display', 'block');
+ i.railYMarginHeight = h.toInt(d.css(i.scrollbarYRail, 'marginTop')) + h.toInt(d.css(i.scrollbarYRail, 'marginBottom'));
+ d.css(i.scrollbarYRail, 'display', '');
+ i.railYHeight = null;
+ i.railYRatio = null;
+}
+
+function getId(element) {
+ if (typeof element.dataset === 'undefined') {
+ return element.getAttribute('data-ps-id');
+ } else {
+ return element.dataset.psId;
+ }
+}
+
+function setId(element, id) {
+ if (typeof element.dataset === 'undefined') {
+ element.setAttribute('data-ps-id', id);
+ } else {
+ element.dataset.psId = id;
+ }
+}
+
+function removeId(element) {
+ if (typeof element.dataset === 'undefined') {
+ element.removeAttribute('data-ps-id');
+ } else {
+ delete element.dataset.psId;
+ }
+}
+
+exports.add = function (element) {
+ var newId = guid();
+ setId(element, newId);
+ instances[newId] = new Instance(element);
+ return instances[newId];
+};
+
+exports.remove = function (element) {
+ delete instances[getId(element)];
+ removeId(element);
+};
+
+exports.get = function (element) {
+ return instances[getId(element)];
+};
+
+},{"../lib/dom":3,"../lib/event-manager":4,"../lib/guid":5,"../lib/helper":6,"./default-setting":8}],19:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var cls = require('../lib/class')
+ , d = require('../lib/dom')
+ , h = require('../lib/helper')
+ , instances = require('./instances')
+ , updateScroll = require('./update-scroll');
+
+function getThumbSize(i, thumbSize) {
+ if (i.settings.minScrollbarLength) {
+ thumbSize = Math.max(thumbSize, i.settings.minScrollbarLength);
+ }
+ if (i.settings.maxScrollbarLength) {
+ thumbSize = Math.min(thumbSize, i.settings.maxScrollbarLength);
+ }
+ return thumbSize;
+}
+
+function updateCss(element, i) {
+ var xRailOffset = {width: i.railXWidth};
+ if (i.isRtl) {
+ xRailOffset.left = i.negativeScrollAdjustment + element.scrollLeft + i.containerWidth - i.contentWidth;
+ } else {
+ xRailOffset.left = element.scrollLeft;
+ }
+ if (i.isScrollbarXUsingBottom) {
+ xRailOffset.bottom = i.scrollbarXBottom - element.scrollTop;
+ } else {
+ xRailOffset.top = i.scrollbarXTop + element.scrollTop;
+ }
+ d.css(i.scrollbarXRail, xRailOffset);
+
+ var yRailOffset = {top: element.scrollTop, height: i.railYHeight};
+ if (i.isScrollbarYUsingRight) {
+ if (i.isRtl) {
+ yRailOffset.right = i.contentWidth - (i.negativeScrollAdjustment + element.scrollLeft) - i.scrollbarYRight - i.scrollbarYOuterWidth;
+ } else {
+ yRailOffset.right = i.scrollbarYRight - element.scrollLeft;
+ }
+ } else {
+ if (i.isRtl) {
+ yRailOffset.left = i.negativeScrollAdjustment + element.scrollLeft + i.containerWidth * 2 - i.contentWidth - i.scrollbarYLeft - i.scrollbarYOuterWidth;
+ } else {
+ yRailOffset.left = i.scrollbarYLeft + element.scrollLeft;
+ }
+ }
+ d.css(i.scrollbarYRail, yRailOffset);
+
+ d.css(i.scrollbarX, {left: i.scrollbarXLeft, width: i.scrollbarXWidth - i.railBorderXWidth});
+ d.css(i.scrollbarY, {top: i.scrollbarYTop, height: i.scrollbarYHeight - i.railBorderYWidth});
+}
+
+module.exports = function (element) {
+ var i = instances.get(element);
+
+ i.containerWidth = element.clientWidth;
+ i.containerHeight = element.clientHeight;
+ i.contentWidth = element.scrollWidth;
+ i.contentHeight = element.scrollHeight;
+
+ var existingRails;
+ if (!element.contains(i.scrollbarXRail)) {
+ existingRails = d.queryChildren(element, '.ps-scrollbar-x-rail');
+ if (existingRails.length > 0) {
+ existingRails.forEach(function (rail) {
+ d.remove(rail);
+ });
+ }
+ d.appendTo(i.scrollbarXRail, element);
+ }
+ if (!element.contains(i.scrollbarYRail)) {
+ existingRails = d.queryChildren(element, '.ps-scrollbar-y-rail');
+ if (existingRails.length > 0) {
+ existingRails.forEach(function (rail) {
+ d.remove(rail);
+ });
+ }
+ d.appendTo(i.scrollbarYRail, element);
+ }
+
+ if (!i.settings.suppressScrollX && i.containerWidth + i.settings.scrollXMarginOffset < i.contentWidth) {
+ i.scrollbarXActive = true;
+ i.railXWidth = i.containerWidth - i.railXMarginWidth;
+ i.railXRatio = i.containerWidth / i.railXWidth;
+ i.scrollbarXWidth = getThumbSize(i, h.toInt(i.railXWidth * i.containerWidth / i.contentWidth));
+ i.scrollbarXLeft = h.toInt((i.negativeScrollAdjustment + element.scrollLeft) * (i.railXWidth - i.scrollbarXWidth) / (i.contentWidth - i.containerWidth));
+ } else {
+ i.scrollbarXActive = false;
+ }
+
+ if (!i.settings.suppressScrollY && i.containerHeight + i.settings.scrollYMarginOffset < i.contentHeight) {
+ i.scrollbarYActive = true;
+ i.railYHeight = i.containerHeight - i.railYMarginHeight;
+ i.railYRatio = i.containerHeight / i.railYHeight;
+ i.scrollbarYHeight = getThumbSize(i, h.toInt(i.railYHeight * i.containerHeight / i.contentHeight));
+ i.scrollbarYTop = h.toInt(element.scrollTop * (i.railYHeight - i.scrollbarYHeight) / (i.contentHeight - i.containerHeight));
+ } else {
+ i.scrollbarYActive = false;
+ }
+
+ if (i.scrollbarXLeft >= i.railXWidth - i.scrollbarXWidth) {
+ i.scrollbarXLeft = i.railXWidth - i.scrollbarXWidth;
+ }
+ if (i.scrollbarYTop >= i.railYHeight - i.scrollbarYHeight) {
+ i.scrollbarYTop = i.railYHeight - i.scrollbarYHeight;
+ }
+
+ updateCss(element, i);
+
+ if (i.scrollbarXActive) {
+ cls.add(element, 'ps-active-x');
+ } else {
+ cls.remove(element, 'ps-active-x');
+ i.scrollbarXWidth = 0;
+ i.scrollbarXLeft = 0;
+ updateScroll(element, 'left', 0);
+ }
+ if (i.scrollbarYActive) {
+ cls.add(element, 'ps-active-y');
+ } else {
+ cls.remove(element, 'ps-active-y');
+ i.scrollbarYHeight = 0;
+ i.scrollbarYTop = 0;
+ updateScroll(element, 'top', 0);
+ }
+};
+
+},{"../lib/class":2,"../lib/dom":3,"../lib/helper":6,"./instances":18,"./update-scroll":20}],20:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var instances = require('./instances');
+
+var upEvent = document.createEvent('Event')
+ , downEvent = document.createEvent('Event')
+ , leftEvent = document.createEvent('Event')
+ , rightEvent = document.createEvent('Event')
+ , yEvent = document.createEvent('Event')
+ , xEvent = document.createEvent('Event')
+ , xStartEvent = document.createEvent('Event')
+ , xEndEvent = document.createEvent('Event')
+ , yStartEvent = document.createEvent('Event')
+ , yEndEvent = document.createEvent('Event')
+ , lastTop
+ , lastLeft;
+
+upEvent.initEvent('ps-scroll-up', true, true);
+downEvent.initEvent('ps-scroll-down', true, true);
+leftEvent.initEvent('ps-scroll-left', true, true);
+rightEvent.initEvent('ps-scroll-right', true, true);
+yEvent.initEvent('ps-scroll-y', true, true);
+xEvent.initEvent('ps-scroll-x', true, true);
+xStartEvent.initEvent('ps-x-reach-start', true, true);
+xEndEvent.initEvent('ps-x-reach-end', true, true);
+yStartEvent.initEvent('ps-y-reach-start', true, true);
+yEndEvent.initEvent('ps-y-reach-end', true, true);
+
+module.exports = function (element, axis, value) {
+ if (typeof element === 'undefined') {
+ throw 'You must provide an element to the update-scroll function';
+ }
+
+ if (typeof axis === 'undefined') {
+ throw 'You must provide an axis to the update-scroll function';
+ }
+
+ if (typeof value === 'undefined') {
+ throw 'You must provide a value to the update-scroll function';
+ }
+
+ if (axis === 'top' && value <= 0) {
+ element.scrollTop = 0;
+ element.dispatchEvent(yStartEvent);
+ return; // don't allow negative scroll
+ }
+
+ if (axis === 'left' && value <= 0) {
+ element.scrollLeft = 0;
+ element.dispatchEvent(xStartEvent);
+ return; // don't allow negative scroll
+ }
+
+ var i = instances.get(element);
+
+ if (axis === 'top' && value >= i.contentHeight - i.containerHeight) {
+ element.scrollTop = i.contentHeight - i.containerHeight;
+ element.dispatchEvent(yEndEvent);
+ return; // don't allow scroll past container
+ }
+
+ if (axis === 'left' && value >= i.contentWidth - i.containerWidth) {
+ element.scrollLeft = i.contentWidth - i.containerWidth;
+ element.dispatchEvent(xEndEvent);
+ return; // don't allow scroll past container
+ }
+
+ if (!lastTop) {
+ lastTop = element.scrollTop;
+ }
+
+ if (!lastLeft) {
+ lastLeft = element.scrollLeft;
+ }
+
+ if (axis === 'top' && value < lastTop) {
+ element.dispatchEvent(upEvent);
+ }
+
+ if (axis === 'top' && value > lastTop) {
+ element.dispatchEvent(downEvent);
+ }
+
+ if (axis === 'left' && value < lastLeft) {
+ element.dispatchEvent(leftEvent);
+ }
+
+ if (axis === 'left' && value > lastLeft) {
+ element.dispatchEvent(rightEvent);
+ }
+
+ if (axis === 'top') {
+ element.scrollTop = lastTop = value;
+ element.dispatchEvent(yEvent);
+ }
+
+ if (axis === 'left') {
+ element.scrollLeft = lastLeft = value;
+ element.dispatchEvent(xEvent);
+ }
+
+};
+
+},{"./instances":18}],21:[function(require,module,exports){
+/* Copyright (c) 2015 Hyunje Alex Jun and other contributors
+ * Licensed under the MIT License
+ */
+'use strict';
+
+var d = require('../lib/dom')
+ , h = require('../lib/helper')
+ , instances = require('./instances')
+ , updateGeometry = require('./update-geometry')
+ , updateScroll = require('./update-scroll');
+
+module.exports = function (element) {
+ var i = instances.get(element);
+
+ if (!i) {
+ return;
+ }
+
+ // Recalcuate negative scrollLeft adjustment
+ i.negativeScrollAdjustment = i.isNegativeScroll ? element.scrollWidth - element.clientWidth : 0;
+
+ // Recalculate rail margins
+ d.css(i.scrollbarXRail, 'display', 'block');
+ d.css(i.scrollbarYRail, 'display', 'block');
+ i.railXMarginWidth = h.toInt(d.css(i.scrollbarXRail, 'marginLeft')) + h.toInt(d.css(i.scrollbarXRail, 'marginRight'));
+ i.railYMarginHeight = h.toInt(d.css(i.scrollbarYRail, 'marginTop')) + h.toInt(d.css(i.scrollbarYRail, 'marginBottom'));
+
+ // Hide scrollbars not to affect scrollWidth and scrollHeight
+ d.css(i.scrollbarXRail, 'display', 'none');
+ d.css(i.scrollbarYRail, 'display', 'none');
+
+ updateGeometry(element);
+
+ // Update top/left scroll to trigger events
+ updateScroll(element, 'top', element.scrollTop);
+ updateScroll(element, 'left', element.scrollLeft);
+
+ d.css(i.scrollbarXRail, 'display', '');
+ d.css(i.scrollbarYRail, 'display', '');
+};
+
+},{"../lib/dom":3,"../lib/helper":6,"./instances":18,"./update-geometry":19,"./update-scroll":20}]},{},[1]);
projects / friendica.git / commitdiff