1580 lines
46 KiB
JavaScript
1580 lines
46 KiB
JavaScript
/* perfect-scrollbar v0.6.15 */
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(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){
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'use strict';
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var ps = require('../main');
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var psInstances = require('../plugin/instances');
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function mountJQuery(jQuery) {
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jQuery.fn.perfectScrollbar = function (settingOrCommand) {
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return this.each(function () {
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if (typeof settingOrCommand === 'object' ||
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typeof settingOrCommand === 'undefined') {
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// If it's an object or none, initialize.
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var settings = settingOrCommand;
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if (!psInstances.get(this)) {
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ps.initialize(this, settings);
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}
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} else {
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// Unless, it may be a command.
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var command = settingOrCommand;
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if (command === 'update') {
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ps.update(this);
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} else if (command === 'destroy') {
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ps.destroy(this);
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}
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}
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});
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};
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}
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if (typeof define === 'function' && define.amd) {
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// AMD. Register as an anonymous module.
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define(['jquery'], mountJQuery);
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} else {
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var jq = window.jQuery ? window.jQuery : window.$;
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if (typeof jq !== 'undefined') {
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mountJQuery(jq);
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}
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}
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module.exports = mountJQuery;
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},{"../main":7,"../plugin/instances":18}],2:[function(require,module,exports){
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'use strict';
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function oldAdd(element, className) {
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var classes = element.className.split(' ');
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if (classes.indexOf(className) < 0) {
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classes.push(className);
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}
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element.className = classes.join(' ');
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}
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function oldRemove(element, className) {
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var classes = element.className.split(' ');
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var idx = classes.indexOf(className);
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if (idx >= 0) {
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classes.splice(idx, 1);
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}
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element.className = classes.join(' ');
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}
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exports.add = function (element, className) {
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if (element.classList) {
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element.classList.add(className);
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} else {
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oldAdd(element, className);
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}
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};
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exports.remove = function (element, className) {
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if (element.classList) {
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element.classList.remove(className);
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} else {
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oldRemove(element, className);
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}
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};
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exports.list = function (element) {
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if (element.classList) {
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return Array.prototype.slice.apply(element.classList);
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} else {
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return element.className.split(' ');
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}
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};
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},{}],3:[function(require,module,exports){
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'use strict';
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var DOM = {};
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DOM.e = function (tagName, className) {
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var element = document.createElement(tagName);
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element.className = className;
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return element;
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};
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DOM.appendTo = function (child, parent) {
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parent.appendChild(child);
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return child;
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};
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function cssGet(element, styleName) {
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return window.getComputedStyle(element)[styleName];
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}
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function cssSet(element, styleName, styleValue) {
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if (typeof styleValue === 'number') {
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styleValue = styleValue.toString() + 'px';
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}
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element.style[styleName] = styleValue;
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return element;
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}
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function cssMultiSet(element, obj) {
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for (var key in obj) {
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var val = obj[key];
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if (typeof val === 'number') {
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val = val.toString() + 'px';
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}
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element.style[key] = val;
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}
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return element;
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}
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DOM.css = function (element, styleNameOrObject, styleValue) {
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if (typeof styleNameOrObject === 'object') {
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// multiple set with object
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return cssMultiSet(element, styleNameOrObject);
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} else {
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if (typeof styleValue === 'undefined') {
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return cssGet(element, styleNameOrObject);
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} else {
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return cssSet(element, styleNameOrObject, styleValue);
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}
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}
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};
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DOM.matches = function (element, query) {
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if (typeof element.matches !== 'undefined') {
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return element.matches(query);
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} else {
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if (typeof element.matchesSelector !== 'undefined') {
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return element.matchesSelector(query);
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} else if (typeof element.webkitMatchesSelector !== 'undefined') {
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return element.webkitMatchesSelector(query);
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} else if (typeof element.mozMatchesSelector !== 'undefined') {
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return element.mozMatchesSelector(query);
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} else if (typeof element.msMatchesSelector !== 'undefined') {
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return element.msMatchesSelector(query);
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}
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}
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};
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DOM.remove = function (element) {
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if (typeof element.remove !== 'undefined') {
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element.remove();
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} else {
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if (element.parentNode) {
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element.parentNode.removeChild(element);
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}
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}
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};
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DOM.queryChildren = function (element, selector) {
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return Array.prototype.filter.call(element.childNodes, function (child) {
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return DOM.matches(child, selector);
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});
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};
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module.exports = DOM;
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},{}],4:[function(require,module,exports){
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'use strict';
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var EventElement = function (element) {
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this.element = element;
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this.events = {};
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};
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EventElement.prototype.bind = function (eventName, handler) {
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if (typeof this.events[eventName] === 'undefined') {
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this.events[eventName] = [];
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}
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this.events[eventName].push(handler);
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this.element.addEventListener(eventName, handler, false);
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};
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EventElement.prototype.unbind = function (eventName, handler) {
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var isHandlerProvided = (typeof handler !== 'undefined');
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this.events[eventName] = this.events[eventName].filter(function (hdlr) {
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if (isHandlerProvided && hdlr !== handler) {
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return true;
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}
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this.element.removeEventListener(eventName, hdlr, false);
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return false;
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}, this);
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};
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EventElement.prototype.unbindAll = function () {
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for (var name in this.events) {
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this.unbind(name);
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}
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};
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var EventManager = function () {
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this.eventElements = [];
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};
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EventManager.prototype.eventElement = function (element) {
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var ee = this.eventElements.filter(function (eventElement) {
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return eventElement.element === element;
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})[0];
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if (typeof ee === 'undefined') {
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ee = new EventElement(element);
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this.eventElements.push(ee);
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}
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return ee;
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};
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EventManager.prototype.bind = function (element, eventName, handler) {
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this.eventElement(element).bind(eventName, handler);
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};
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EventManager.prototype.unbind = function (element, eventName, handler) {
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this.eventElement(element).unbind(eventName, handler);
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};
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EventManager.prototype.unbindAll = function () {
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for (var i = 0; i < this.eventElements.length; i++) {
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this.eventElements[i].unbindAll();
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}
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};
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EventManager.prototype.once = function (element, eventName, handler) {
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var ee = this.eventElement(element);
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var onceHandler = function (e) {
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ee.unbind(eventName, onceHandler);
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handler(e);
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};
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ee.bind(eventName, onceHandler);
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};
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module.exports = EventManager;
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},{}],5:[function(require,module,exports){
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'use strict';
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module.exports = (function () {
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function s4() {
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return Math.floor((1 + Math.random()) * 0x10000)
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.toString(16)
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.substring(1);
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}
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return function () {
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return s4() + s4() + '-' + s4() + '-' + s4() + '-' +
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s4() + '-' + s4() + s4() + s4();
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};
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})();
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},{}],6:[function(require,module,exports){
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'use strict';
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var cls = require('./class');
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var dom = require('./dom');
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var toInt = exports.toInt = function (x) {
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return parseInt(x, 10) || 0;
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};
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var clone = exports.clone = function (obj) {
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if (!obj) {
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return null;
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} else if (obj.constructor === Array) {
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return obj.map(clone);
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} else if (typeof obj === 'object') {
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var result = {};
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for (var key in obj) {
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result[key] = clone(obj[key]);
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}
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return result;
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} else {
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return obj;
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}
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};
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exports.extend = function (original, source) {
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var result = clone(original);
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for (var key in source) {
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result[key] = clone(source[key]);
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}
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return result;
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};
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exports.isEditable = function (el) {
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return dom.matches(el, "input,[contenteditable]") ||
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dom.matches(el, "select,[contenteditable]") ||
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dom.matches(el, "textarea,[contenteditable]") ||
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dom.matches(el, "button,[contenteditable]");
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};
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exports.removePsClasses = function (element) {
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var clsList = cls.list(element);
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for (var i = 0; i < clsList.length; i++) {
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var className = clsList[i];
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if (className.indexOf('ps-') === 0) {
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cls.remove(element, className);
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}
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}
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};
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exports.outerWidth = function (element) {
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return toInt(dom.css(element, 'width')) +
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toInt(dom.css(element, 'paddingLeft')) +
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toInt(dom.css(element, 'paddingRight')) +
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toInt(dom.css(element, 'borderLeftWidth')) +
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toInt(dom.css(element, 'borderRightWidth'));
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};
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exports.startScrolling = function (element, axis) {
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cls.add(element, 'ps-in-scrolling');
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if (typeof axis !== 'undefined') {
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cls.add(element, 'ps-' + axis);
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} else {
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cls.add(element, 'ps-x');
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cls.add(element, 'ps-y');
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}
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};
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exports.stopScrolling = function (element, axis) {
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cls.remove(element, 'ps-in-scrolling');
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if (typeof axis !== 'undefined') {
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cls.remove(element, 'ps-' + axis);
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} else {
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cls.remove(element, 'ps-x');
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cls.remove(element, 'ps-y');
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}
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};
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exports.env = {
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isWebKit: 'WebkitAppearance' in document.documentElement.style,
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supportsTouch: (('ontouchstart' in window) || window.DocumentTouch && document instanceof window.DocumentTouch),
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supportsIePointer: window.navigator.msMaxTouchPoints !== null
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};
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},{"./class":2,"./dom":3}],7:[function(require,module,exports){
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'use strict';
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var destroy = require('./plugin/destroy');
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var initialize = require('./plugin/initialize');
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var update = require('./plugin/update');
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module.exports = {
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initialize: initialize,
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update: update,
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destroy: destroy
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};
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},{"./plugin/destroy":9,"./plugin/initialize":17,"./plugin/update":21}],8:[function(require,module,exports){
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'use strict';
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module.exports = {
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handlers: ['click-rail', 'drag-scrollbar', 'keyboard', 'wheel', 'touch'],
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maxScrollbarLength: null,
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minScrollbarLength: null,
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scrollXMarginOffset: 0,
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scrollYMarginOffset: 0,
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suppressScrollX: false,
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suppressScrollY: false,
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swipePropagation: true,
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useBothWheelAxes: false,
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wheelPropagation: false,
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wheelSpeed: 1,
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theme: 'default'
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};
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},{}],9:[function(require,module,exports){
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'use strict';
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var _ = require('../lib/helper');
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var dom = require('../lib/dom');
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var instances = require('./instances');
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module.exports = function (element) {
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var i = instances.get(element);
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if (!i) {
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return;
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}
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i.event.unbindAll();
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dom.remove(i.scrollbarX);
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dom.remove(i.scrollbarY);
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dom.remove(i.scrollbarXRail);
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dom.remove(i.scrollbarYRail);
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_.removePsClasses(element);
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instances.remove(element);
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};
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},{"../lib/dom":3,"../lib/helper":6,"./instances":18}],10:[function(require,module,exports){
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'use strict';
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var instances = require('../instances');
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var updateGeometry = require('../update-geometry');
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var updateScroll = require('../update-scroll');
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function bindClickRailHandler(element, i) {
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function pageOffset(el) {
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return el.getBoundingClientRect();
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}
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var stopPropagation = function (e) { e.stopPropagation(); };
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i.event.bind(i.scrollbarY, 'click', stopPropagation);
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i.event.bind(i.scrollbarYRail, 'click', function (e) {
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var positionTop = e.pageY - window.pageYOffset - pageOffset(i.scrollbarYRail).top;
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var direction = positionTop > i.scrollbarYTop ? 1 : -1;
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updateScroll(element, 'top', element.scrollTop + direction * i.containerHeight);
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updateGeometry(element);
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e.stopPropagation();
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});
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i.event.bind(i.scrollbarX, 'click', stopPropagation);
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i.event.bind(i.scrollbarXRail, 'click', function (e) {
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var positionLeft = e.pageX - window.pageXOffset - pageOffset(i.scrollbarXRail).left;
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var direction = positionLeft > i.scrollbarXLeft ? 1 : -1;
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updateScroll(element, 'left', element.scrollLeft + direction * i.containerWidth);
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updateGeometry(element);
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e.stopPropagation();
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});
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}
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module.exports = function (element) {
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var i = instances.get(element);
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bindClickRailHandler(element, i);
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};
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},{"../instances":18,"../update-geometry":19,"../update-scroll":20}],11:[function(require,module,exports){
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'use strict';
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var _ = require('../../lib/helper');
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var dom = require('../../lib/dom');
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var instances = require('../instances');
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var updateGeometry = require('../update-geometry');
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var updateScroll = require('../update-scroll');
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function bindMouseScrollXHandler(element, i) {
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var currentLeft = null;
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var currentPageX = null;
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function updateScrollLeft(deltaX) {
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var newLeft = currentLeft + (deltaX * i.railXRatio);
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var maxLeft = Math.max(0, i.scrollbarXRail.getBoundingClientRect().left) + (i.railXRatio * (i.railXWidth - i.scrollbarXWidth));
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if (newLeft < 0) {
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i.scrollbarXLeft = 0;
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} else if (newLeft > maxLeft) {
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i.scrollbarXLeft = maxLeft;
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} else {
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i.scrollbarXLeft = newLeft;
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}
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var scrollLeft = _.toInt(i.scrollbarXLeft * (i.contentWidth - i.containerWidth) / (i.containerWidth - (i.railXRatio * i.scrollbarXWidth))) - i.negativeScrollAdjustment;
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updateScroll(element, 'left', scrollLeft);
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}
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var mouseMoveHandler = function (e) {
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updateScrollLeft(e.pageX - currentPageX);
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updateGeometry(element);
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e.stopPropagation();
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e.preventDefault();
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};
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var mouseUpHandler = function () {
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_.stopScrolling(element, 'x');
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i.event.unbind(i.ownerDocument, 'mousemove', mouseMoveHandler);
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};
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i.event.bind(i.scrollbarX, 'mousedown', function (e) {
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currentPageX = e.pageX;
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currentLeft = _.toInt(dom.css(i.scrollbarX, 'left')) * i.railXRatio;
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_.startScrolling(element, 'x');
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i.event.bind(i.ownerDocument, 'mousemove', mouseMoveHandler);
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i.event.once(i.ownerDocument, 'mouseup', mouseUpHandler);
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e.stopPropagation();
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e.preventDefault();
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});
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}
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function bindMouseScrollYHandler(element, i) {
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var currentTop = null;
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var currentPageY = null;
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function updateScrollTop(deltaY) {
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var newTop = currentTop + (deltaY * i.railYRatio);
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var maxTop = Math.max(0, i.scrollbarYRail.getBoundingClientRect().top) + (i.railYRatio * (i.railYHeight - i.scrollbarYHeight));
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if (newTop < 0) {
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i.scrollbarYTop = 0;
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} else if (newTop > maxTop) {
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i.scrollbarYTop = maxTop;
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} else {
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i.scrollbarYTop = newTop;
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}
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var scrollTop = _.toInt(i.scrollbarYTop * (i.contentHeight - i.containerHeight) / (i.containerHeight - (i.railYRatio * i.scrollbarYHeight)));
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updateScroll(element, 'top', scrollTop);
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}
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var mouseMoveHandler = function (e) {
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updateScrollTop(e.pageY - currentPageY);
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updateGeometry(element);
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e.stopPropagation();
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e.preventDefault();
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};
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var mouseUpHandler = function () {
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_.stopScrolling(element, 'y');
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i.event.unbind(i.ownerDocument, 'mousemove', mouseMoveHandler);
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};
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i.event.bind(i.scrollbarY, 'mousedown', function (e) {
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currentPageY = e.pageY;
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currentTop = _.toInt(dom.css(i.scrollbarY, 'top')) * i.railYRatio;
|
|
_.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){
|
|
'use strict';
|
|
|
|
var _ = require('../../lib/helper');
|
|
var dom = require('../../lib/dom');
|
|
var instances = require('../instances');
|
|
var updateGeometry = require('../update-geometry');
|
|
var 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()) || e.defaultPrevented) {
|
|
return;
|
|
}
|
|
|
|
var focused = dom.matches(i.scrollbarX, ':focus') ||
|
|
dom.matches(i.scrollbarY, ':focus');
|
|
|
|
if (!hovered && !focused) {
|
|
return;
|
|
}
|
|
|
|
var activeElement = document.activeElement ? document.activeElement : i.ownerDocument.activeElement;
|
|
if (activeElement) {
|
|
if (activeElement.tagName === 'IFRAME') {
|
|
activeElement = activeElement.contentDocument.activeElement;
|
|
} else {
|
|
// go deeper if element is a webcomponent
|
|
while (activeElement.shadowRoot) {
|
|
activeElement = activeElement.shadowRoot.activeElement;
|
|
}
|
|
}
|
|
if (_.isEditable(activeElement)) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
var deltaX = 0;
|
|
var deltaY = 0;
|
|
|
|
switch (e.which) {
|
|
case 37: // left
|
|
if (e.metaKey) {
|
|
deltaX = -i.contentWidth;
|
|
} else if (e.altKey) {
|
|
deltaX = -i.containerWidth;
|
|
} else {
|
|
deltaX = -30;
|
|
}
|
|
break;
|
|
case 38: // up
|
|
if (e.metaKey) {
|
|
deltaY = i.contentHeight;
|
|
} else if (e.altKey) {
|
|
deltaY = i.containerHeight;
|
|
} else {
|
|
deltaY = 30;
|
|
}
|
|
break;
|
|
case 39: // right
|
|
if (e.metaKey) {
|
|
deltaX = i.contentWidth;
|
|
} else if (e.altKey) {
|
|
deltaX = i.containerWidth;
|
|
} else {
|
|
deltaX = 30;
|
|
}
|
|
break;
|
|
case 40: // down
|
|
if (e.metaKey) {
|
|
deltaY = -i.contentHeight;
|
|
} else if (e.altKey) {
|
|
deltaY = -i.containerHeight;
|
|
} else {
|
|
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/dom":3,"../../lib/helper":6,"../instances":18,"../update-geometry":19,"../update-scroll":20}],13:[function(require,module,exports){
|
|
'use strict';
|
|
|
|
var instances = require('../instances');
|
|
var updateGeometry = require('../update-geometry');
|
|
var 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;
|
|
}
|
|
|
|
if (e.shiftKey) {
|
|
// reverse axis with shift key
|
|
return [-deltaY, -deltaX];
|
|
}
|
|
return [deltaX, deltaY];
|
|
}
|
|
|
|
function shouldBeConsumedByChild(deltaX, deltaY) {
|
|
var child = element.querySelector('textarea:hover, select[multiple]:hover, .ps-child:hover');
|
|
if (child) {
|
|
if (!window.getComputedStyle(child).overflow.match(/(scroll|auto)/)) {
|
|
// if not scrollable
|
|
return false;
|
|
}
|
|
|
|
var maxScrollTop = child.scrollHeight - child.clientHeight;
|
|
if (maxScrollTop > 0) {
|
|
if (!(child.scrollTop === 0 && deltaY > 0) && !(child.scrollTop === maxScrollTop && deltaY < 0)) {
|
|
return true;
|
|
}
|
|
}
|
|
var maxScrollLeft = child.scrollLeft - child.clientWidth;
|
|
if (maxScrollLeft > 0) {
|
|
if (!(child.scrollLeft === 0 && deltaX < 0) && !(child.scrollLeft === maxScrollLeft && deltaX > 0)) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function mousewheelHandler(e) {
|
|
var delta = getDeltaFromEvent(e);
|
|
|
|
var deltaX = delta[0];
|
|
var deltaY = delta[1];
|
|
|
|
if (shouldBeConsumedByChild(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){
|
|
'use strict';
|
|
|
|
var instances = require('../instances');
|
|
var 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){
|
|
'use strict';
|
|
|
|
var _ = require('../../lib/helper');
|
|
var instances = require('../instances');
|
|
var updateGeometry = require('../update-geometry');
|
|
var 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;
|
|
}
|
|
_.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, 'keyup', 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;
|
|
_.startScrolling(element, 'x');
|
|
} else if (mousePosition.x > containerGeometry.right - 3) {
|
|
scrollDiff.left = 5;
|
|
_.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;
|
|
}
|
|
_.startScrolling(element, 'y');
|
|
} else if (mousePosition.y > containerGeometry.bottom - 3) {
|
|
if (mousePosition.y - containerGeometry.bottom + 3 < 5) {
|
|
scrollDiff.top = 5;
|
|
} else {
|
|
scrollDiff.top = 20;
|
|
}
|
|
_.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){
|
|
'use strict';
|
|
|
|
var _ = require('../../lib/helper');
|
|
var instances = require('../instances');
|
|
var updateGeometry = require('../update-geometry');
|
|
var 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 (!inLocalTouch && i.settings.swipePropagation) {
|
|
touchStart(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 (!speed.x && !speed.y) {
|
|
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) {
|
|
if (!_.env.supportsTouch && !_.env.supportsIePointer) {
|
|
return;
|
|
}
|
|
|
|
var i = instances.get(element);
|
|
bindTouchHandler(element, i, _.env.supportsTouch, _.env.supportsIePointer);
|
|
};
|
|
|
|
},{"../../lib/helper":6,"../instances":18,"../update-geometry":19,"../update-scroll":20}],17:[function(require,module,exports){
|
|
'use strict';
|
|
|
|
var _ = require('../lib/helper');
|
|
var cls = require('../lib/class');
|
|
var instances = require('./instances');
|
|
var updateGeometry = require('./update-geometry');
|
|
|
|
// Handlers
|
|
var handlers = {
|
|
'click-rail': require('./handler/click-rail'),
|
|
'drag-scrollbar': require('./handler/drag-scrollbar'),
|
|
'keyboard': require('./handler/keyboard'),
|
|
'wheel': require('./handler/mouse-wheel'),
|
|
'touch': require('./handler/touch'),
|
|
'selection': require('./handler/selection')
|
|
};
|
|
var nativeScrollHandler = require('./handler/native-scroll');
|
|
|
|
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 = _.extend(i.settings, userSettings);
|
|
cls.add(element, 'ps-theme-' + i.settings.theme);
|
|
|
|
i.settings.handlers.forEach(function (handlerName) {
|
|
handlers[handlerName](element);
|
|
});
|
|
|
|
nativeScrollHandler(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){
|
|
'use strict';
|
|
|
|
var _ = require('../lib/helper');
|
|
var cls = require('../lib/class');
|
|
var defaultSettings = require('./default-setting');
|
|
var dom = require('../lib/dom');
|
|
var EventManager = require('../lib/event-manager');
|
|
var guid = require('../lib/guid');
|
|
|
|
var instances = {};
|
|
|
|
function Instance(element) {
|
|
var i = this;
|
|
|
|
i.settings = _.clone(defaultSettings);
|
|
i.containerWidth = null;
|
|
i.containerHeight = null;
|
|
i.contentWidth = null;
|
|
i.contentHeight = null;
|
|
|
|
i.isRtl = dom.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;
|
|
|
|
function focus() {
|
|
cls.add(element, 'ps-focus');
|
|
}
|
|
|
|
function blur() {
|
|
cls.remove(element, 'ps-focus');
|
|
}
|
|
|
|
i.scrollbarXRail = dom.appendTo(dom.e('div', 'ps-scrollbar-x-rail'), element);
|
|
i.scrollbarX = dom.appendTo(dom.e('div', 'ps-scrollbar-x'), i.scrollbarXRail);
|
|
i.scrollbarX.setAttribute('tabindex', 0);
|
|
i.event.bind(i.scrollbarX, 'focus', focus);
|
|
i.event.bind(i.scrollbarX, 'blur', blur);
|
|
i.scrollbarXActive = null;
|
|
i.scrollbarXWidth = null;
|
|
i.scrollbarXLeft = null;
|
|
i.scrollbarXBottom = _.toInt(dom.css(i.scrollbarXRail, 'bottom'));
|
|
i.isScrollbarXUsingBottom = i.scrollbarXBottom === i.scrollbarXBottom; // !isNaN
|
|
i.scrollbarXTop = i.isScrollbarXUsingBottom ? null : _.toInt(dom.css(i.scrollbarXRail, 'top'));
|
|
i.railBorderXWidth = _.toInt(dom.css(i.scrollbarXRail, 'borderLeftWidth')) + _.toInt(dom.css(i.scrollbarXRail, 'borderRightWidth'));
|
|
// Set rail to display:block to calculate margins
|
|
dom.css(i.scrollbarXRail, 'display', 'block');
|
|
i.railXMarginWidth = _.toInt(dom.css(i.scrollbarXRail, 'marginLeft')) + _.toInt(dom.css(i.scrollbarXRail, 'marginRight'));
|
|
dom.css(i.scrollbarXRail, 'display', '');
|
|
i.railXWidth = null;
|
|
i.railXRatio = null;
|
|
|
|
i.scrollbarYRail = dom.appendTo(dom.e('div', 'ps-scrollbar-y-rail'), element);
|
|
i.scrollbarY = dom.appendTo(dom.e('div', 'ps-scrollbar-y'), i.scrollbarYRail);
|
|
i.scrollbarY.setAttribute('tabindex', 0);
|
|
i.event.bind(i.scrollbarY, 'focus', focus);
|
|
i.event.bind(i.scrollbarY, 'blur', blur);
|
|
i.scrollbarYActive = null;
|
|
i.scrollbarYHeight = null;
|
|
i.scrollbarYTop = null;
|
|
i.scrollbarYRight = _.toInt(dom.css(i.scrollbarYRail, 'right'));
|
|
i.isScrollbarYUsingRight = i.scrollbarYRight === i.scrollbarYRight; // !isNaN
|
|
i.scrollbarYLeft = i.isScrollbarYUsingRight ? null : _.toInt(dom.css(i.scrollbarYRail, 'left'));
|
|
i.scrollbarYOuterWidth = i.isRtl ? _.outerWidth(i.scrollbarY) : null;
|
|
i.railBorderYWidth = _.toInt(dom.css(i.scrollbarYRail, 'borderTopWidth')) + _.toInt(dom.css(i.scrollbarYRail, 'borderBottomWidth'));
|
|
dom.css(i.scrollbarYRail, 'display', 'block');
|
|
i.railYMarginHeight = _.toInt(dom.css(i.scrollbarYRail, 'marginTop')) + _.toInt(dom.css(i.scrollbarYRail, 'marginBottom'));
|
|
dom.css(i.scrollbarYRail, 'display', '');
|
|
i.railYHeight = null;
|
|
i.railYRatio = null;
|
|
}
|
|
|
|
function getId(element) {
|
|
return element.getAttribute('data-ps-id');
|
|
}
|
|
|
|
function setId(element, id) {
|
|
element.setAttribute('data-ps-id', id);
|
|
}
|
|
|
|
function removeId(element) {
|
|
element.removeAttribute('data-ps-id');
|
|
}
|
|
|
|
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/class":2,"../lib/dom":3,"../lib/event-manager":4,"../lib/guid":5,"../lib/helper":6,"./default-setting":8}],19:[function(require,module,exports){
|
|
'use strict';
|
|
|
|
var _ = require('../lib/helper');
|
|
var cls = require('../lib/class');
|
|
var dom = require('../lib/dom');
|
|
var instances = require('./instances');
|
|
var 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;
|
|
}
|
|
dom.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;
|
|
}
|
|
}
|
|
dom.css(i.scrollbarYRail, yRailOffset);
|
|
|
|
dom.css(i.scrollbarX, {left: i.scrollbarXLeft, width: i.scrollbarXWidth - i.railBorderXWidth});
|
|
dom.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 = dom.queryChildren(element, '.ps-scrollbar-x-rail');
|
|
if (existingRails.length > 0) {
|
|
existingRails.forEach(function (rail) {
|
|
dom.remove(rail);
|
|
});
|
|
}
|
|
dom.appendTo(i.scrollbarXRail, element);
|
|
}
|
|
if (!element.contains(i.scrollbarYRail)) {
|
|
existingRails = dom.queryChildren(element, '.ps-scrollbar-y-rail');
|
|
if (existingRails.length > 0) {
|
|
existingRails.forEach(function (rail) {
|
|
dom.remove(rail);
|
|
});
|
|
}
|
|
dom.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, _.toInt(i.railXWidth * i.containerWidth / i.contentWidth));
|
|
i.scrollbarXLeft = _.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, _.toInt(i.railYHeight * i.containerHeight / i.contentHeight));
|
|
i.scrollbarYTop = _.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){
|
|
'use strict';
|
|
|
|
var instances = require('./instances');
|
|
|
|
var lastTop;
|
|
var lastLeft;
|
|
|
|
var createDOMEvent = function (name) {
|
|
var event = document.createEvent("Event");
|
|
event.initEvent(name, true, true);
|
|
return event;
|
|
};
|
|
|
|
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 = value = 0; // don't allow negative scroll
|
|
element.dispatchEvent(createDOMEvent('ps-y-reach-start'));
|
|
}
|
|
|
|
if (axis === 'left' && value <= 0) {
|
|
element.scrollLeft = value = 0; // don't allow negative scroll
|
|
element.dispatchEvent(createDOMEvent('ps-x-reach-start'));
|
|
}
|
|
|
|
var i = instances.get(element);
|
|
|
|
if (axis === 'top' && value >= i.contentHeight - i.containerHeight) {
|
|
// don't allow scroll past container
|
|
value = i.contentHeight - i.containerHeight;
|
|
if (value - element.scrollTop <= 1) {
|
|
// mitigates rounding errors on non-subpixel scroll values
|
|
value = element.scrollTop;
|
|
} else {
|
|
element.scrollTop = value;
|
|
}
|
|
element.dispatchEvent(createDOMEvent('ps-y-reach-end'));
|
|
}
|
|
|
|
if (axis === 'left' && value >= i.contentWidth - i.containerWidth) {
|
|
// don't allow scroll past container
|
|
value = i.contentWidth - i.containerWidth;
|
|
if (value - element.scrollLeft <= 1) {
|
|
// mitigates rounding errors on non-subpixel scroll values
|
|
value = element.scrollLeft;
|
|
} else {
|
|
element.scrollLeft = value;
|
|
}
|
|
element.dispatchEvent(createDOMEvent('ps-x-reach-end'));
|
|
}
|
|
|
|
if (!lastTop) {
|
|
lastTop = element.scrollTop;
|
|
}
|
|
|
|
if (!lastLeft) {
|
|
lastLeft = element.scrollLeft;
|
|
}
|
|
|
|
if (axis === 'top' && value < lastTop) {
|
|
element.dispatchEvent(createDOMEvent('ps-scroll-up'));
|
|
}
|
|
|
|
if (axis === 'top' && value > lastTop) {
|
|
element.dispatchEvent(createDOMEvent('ps-scroll-down'));
|
|
}
|
|
|
|
if (axis === 'left' && value < lastLeft) {
|
|
element.dispatchEvent(createDOMEvent('ps-scroll-left'));
|
|
}
|
|
|
|
if (axis === 'left' && value > lastLeft) {
|
|
element.dispatchEvent(createDOMEvent('ps-scroll-right'));
|
|
}
|
|
|
|
if (axis === 'top') {
|
|
element.scrollTop = lastTop = value;
|
|
element.dispatchEvent(createDOMEvent('ps-scroll-y'));
|
|
}
|
|
|
|
if (axis === 'left') {
|
|
element.scrollLeft = lastLeft = value;
|
|
element.dispatchEvent(createDOMEvent('ps-scroll-x'));
|
|
}
|
|
|
|
};
|
|
|
|
},{"./instances":18}],21:[function(require,module,exports){
|
|
'use strict';
|
|
|
|
var _ = require('../lib/helper');
|
|
var dom = require('../lib/dom');
|
|
var instances = require('./instances');
|
|
var updateGeometry = require('./update-geometry');
|
|
var 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
|
|
dom.css(i.scrollbarXRail, 'display', 'block');
|
|
dom.css(i.scrollbarYRail, 'display', 'block');
|
|
i.railXMarginWidth = _.toInt(dom.css(i.scrollbarXRail, 'marginLeft')) + _.toInt(dom.css(i.scrollbarXRail, 'marginRight'));
|
|
i.railYMarginHeight = _.toInt(dom.css(i.scrollbarYRail, 'marginTop')) + _.toInt(dom.css(i.scrollbarYRail, 'marginBottom'));
|
|
|
|
// Hide scrollbars not to affect scrollWidth and scrollHeight
|
|
dom.css(i.scrollbarXRail, 'display', 'none');
|
|
dom.css(i.scrollbarYRail, 'display', 'none');
|
|
|
|
updateGeometry(element);
|
|
|
|
// Update top/left scroll to trigger events
|
|
updateScroll(element, 'top', element.scrollTop);
|
|
updateScroll(element, 'left', element.scrollLeft);
|
|
|
|
dom.css(i.scrollbarXRail, 'display', '');
|
|
dom.css(i.scrollbarYRail, 'display', '');
|
|
};
|
|
|
|
},{"../lib/dom":3,"../lib/helper":6,"./instances":18,"./update-geometry":19,"./update-scroll":20}]},{},[1]);
|