/*
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@license
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dhtmlxGantt v.6.2.6 Standard
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This version of dhtmlxGantt is distributed under GPL 2.0 license and can be legally used in GPL projects.
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To use dhtmlxGantt in non-GPL projects (and get Pro version of the product), please obtain Commercial/Enterprise or Ultimate license on our site https://dhtmlx.com/docs/products/dhtmlxGantt/#licensing or contact us at sales@dhtmlx.com
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(c) XB Software Ltd.
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*/
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(function webpackUniversalModuleDefinition(root, factory) {
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if(typeof exports === 'object' && typeof module === 'object')
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module.exports = factory();
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else if(typeof define === 'function' && define.amd)
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define([], factory);
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else {
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var a = factory();
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for(var i in a) (typeof exports === 'object' ? exports : root)[i] = a[i];
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}
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})(window, function() {
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return /******/ (function(modules) { // webpackBootstrap
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/******/ // The module cache
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/******/ var installedModules = {};
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/******/
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/******/ // The require function
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/******/ function __webpack_require__(moduleId) {
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/******/
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/******/ // Check if module is in cache
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/******/ if(installedModules[moduleId]) {
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/******/ return installedModules[moduleId].exports;
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/******/ }
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/******/ // Create a new module (and put it into the cache)
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/******/ var module = installedModules[moduleId] = {
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/******/ i: moduleId,
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/******/ l: false,
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/******/ exports: {}
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/******/ };
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/******/
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/******/ // Execute the module function
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/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
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/******/
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/******/ // Flag the module as loaded
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/******/ module.l = true;
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/******/
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/******/ // Return the exports of the module
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/******/ return module.exports;
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/******/ }
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/******/
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/******/
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/******/ // expose the modules object (__webpack_modules__)
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/******/ __webpack_require__.m = modules;
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/******/
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/******/ // expose the module cache
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/******/ __webpack_require__.c = installedModules;
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/******/
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/******/ // define getter function for harmony exports
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/******/ __webpack_require__.d = function(exports, name, getter) {
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/******/ if(!__webpack_require__.o(exports, name)) {
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/******/ Object.defineProperty(exports, name, { enumerable: true, get: getter });
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/******/ }
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/******/ };
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/******/
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/******/ // define __esModule on exports
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/******/ __webpack_require__.r = function(exports) {
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/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
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/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
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/******/ }
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/******/ Object.defineProperty(exports, '__esModule', { value: true });
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/******/ };
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/******/
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/******/ // create a fake namespace object
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/******/ // mode & 1: value is a module id, require it
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/******/ // mode & 2: merge all properties of value into the ns
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/******/ // mode & 4: return value when already ns object
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/******/ // mode & 8|1: behave like require
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/******/ __webpack_require__.t = function(value, mode) {
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/******/ if(mode & 1) value = __webpack_require__(value);
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/******/ if(mode & 8) return value;
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/******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;
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/******/ var ns = Object.create(null);
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/******/ __webpack_require__.r(ns);
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/******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value });
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/******/ if(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key));
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/******/ return ns;
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/******/ };
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/******/
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/******/ // getDefaultExport function for compatibility with non-harmony modules
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/******/ __webpack_require__.n = function(module) {
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/******/ var getter = module && module.__esModule ?
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/******/ function getDefault() { return module['default']; } :
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/******/ function getModuleExports() { return module; };
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/******/ __webpack_require__.d(getter, 'a', getter);
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/******/ return getter;
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/******/ };
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/******/
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/******/ // Object.prototype.hasOwnProperty.call
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/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
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/******/
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/******/ // __webpack_public_path__
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/******/ __webpack_require__.p = "/codebase/sources/";
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/******/
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/******/
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/******/ // Load entry module and return exports
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/******/ return __webpack_require__(__webpack_require__.s = "./sources/ext/smart_rendering.js");
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/******/ })
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/************************************************************************/
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/******/ ({
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/***/ "./sources/ext/smart_rendering.js":
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/*!****************************************!*\
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!*** ./sources/ext/smart_rendering.js ***!
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\****************************************/
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/*! no static exports found */
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/***/ (function(module, exports) {
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gantt.config.smart_rendering = true;
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gantt._smart_render = {
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getViewPort: function(){
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var timeline = gantt.$ui.getView("timeline");
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var grid = gantt.$ui.getView("grid");
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var view = gantt.$layout;
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if (timeline && timeline.isVisible()) {
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view = timeline;
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} else if (grid && grid.isVisible()) {
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view = grid;
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}
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var viewSize = view.getSize();
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var scrollPos = gantt.getScrollState();
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return {
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y: scrollPos.y,
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y_end: scrollPos.y + viewSize.y,
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x: scrollPos.x,
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x_end: scrollPos.x + viewSize.x
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};
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},
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getScrollSizes: function(){
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var scroll = gantt.getScrollState();
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scroll.x = scroll.x || 0;
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scroll.y = scroll.y || gantt.getVisibleTaskCount()*gantt.config.row_height;
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return scroll;
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},
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isInViewPort: function(item, viewPort){
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return !!(item.y < viewPort.y_end && item.y_end > viewPort.y);
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},
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isTaskDisplayed: function(id, task){
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if(gantt.$keyboardNavigation && gantt.$keyboardNavigation.dispatcher.isTaskFocused(id)){
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return true;
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}
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return this.isInViewPort(this.getTaskPosition(id), this.getViewPort());
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},
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isLinkDisplayed: function(id, link){
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return this.isInViewPort(this.getLinkPosition(id, link), this.getViewPort());
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},
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getTaskPosition: function(id){
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var y = gantt.getTaskTop(id);
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return {
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y: y,
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y_end: y + gantt.config.row_height
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};
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},
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getLinkPosition: function(id, link){
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var from_pos = gantt.getTaskTop(link.source),
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to_pos = gantt.getTaskTop(link.target);
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return {
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y: Math.min(from_pos, to_pos),
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y_end: Math.max(from_pos, to_pos) + gantt.config.row_height
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};
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},
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getRange: function(buffer){
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buffer = buffer || 0;
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var port = this.getViewPort();
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var firstTask = Math.floor(Math.max(0, port.y) / gantt.config.row_height) - buffer;
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var lastTask = Math.ceil(Math.max(0, port.y_end) / gantt.config.row_height) + buffer;
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var visibleTasks = gantt.$data.tasksStore.getIndexRange(firstTask, lastTask);
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var visibleIds = [];
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for(var i = 0; i < visibleTasks.length; i++){
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visibleIds.push(visibleTasks[i].id);
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}
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return visibleIds;
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},
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_redrawItems: function(renderers, visibleItems){
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var shouldBeVisible = {};
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for(var t = 0; t < visibleItems.length; t++){
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shouldBeVisible[visibleItems[t].id] = true;
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}
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var alreadyVisible = {};
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for(var r = 0; r < renderers.length; r++){
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var render = renderers[r];
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for(var i in render.rendered){
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if(!shouldBeVisible[i]){
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render.hide(i);
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}else{
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var node = render.rendered[i];
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if(node && node.parentNode) {
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alreadyVisible[i] = true;
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}
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}
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}
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for(var t = 0; t < visibleItems.length; t++){
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if(!alreadyVisible[visibleItems[t].id])
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render.restore(visibleItems[t]);
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}
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}
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},
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_getVisibleTasks: function(){
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var ids = this.getRange();
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var rows = [];
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for(var i=0; i < ids.length; i++){
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var item = gantt.getTask(ids[i]);
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item.$index = i;
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//this._update_parents(item.id, true);
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gantt.resetProjectDates(item);
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rows.push(item);
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}
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return rows;
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},
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_getVisibleLinks: function(){
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var visible_links = [];
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var links = gantt.$data.linksStore.getIndexRange();
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for(var i = 0; i < links.length; i++){
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if(this.isLinkDisplayed(links[i].id, links[i])){
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visible_links.push(links[i]);
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}
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}
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return visible_links;
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},
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_recalculateLinkedProjects: function(visibleLinks){
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// projects have dynamic duration, make sure that durations are recalculated before links display,
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// so links are shown on correct dates
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var recalculateTasks = {};
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for(var i = 0; i < visibleLinks.length; i++){
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recalculateTasks[visibleLinks[i].source] = true;
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recalculateTasks[visibleLinks[i].target] = true;
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}
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for(var i in recalculateTasks){
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if(gantt.isTaskExists(i))
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gantt.resetProjectDates(gantt.getTask(i));
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}
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},
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updateRender: function(){
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gantt.callEvent("onBeforeSmartRender", []);
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var visibleTasks = this._getVisibleTasks();
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var visibleLinks = this._getVisibleLinks();
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// TODO: performance test
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this._recalculateLinkedProjects(visibleLinks);
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var layers = gantt.$services.getService("layers");
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var taskRenderer = layers.getDataRender("task");
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var linkRenderer = layers.getDataRender("link");
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this._redrawTasks(taskRenderer.getLayers(), visibleTasks);
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this._redrawItems(linkRenderer.getLayers(), visibleLinks);
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gantt.callEvent("onSmartRender", []);
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},
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// hook to override from key nav
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_redrawTasks: function(layers, visibleTasks){
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this._redrawItems(layers, visibleTasks);
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},
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cached:{},
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_takeFromCache: function(id, payload, cacheName){
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if(!this.cached[cacheName])
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this.cached[cacheName] = null;
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var cached = this.cached[cacheName];
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if(id !== undefined){
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if(!cached){
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cached = this.cached[cacheName] = {};
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}
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if(cached[id] === undefined){
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cached[id] = payload(id);
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}
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return cached[id];
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}else{
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if(!cached){
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cached = payload();
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}
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return cached;
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}
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},
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initCache:function(){
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var caches = [
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"getLinkPosition",
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"getTaskPosition",
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"isTaskDisplayed",
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"isLinkDisplayed",
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"getViewPort",
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"getScrollSizes"
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];
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for(var i = 0; i < caches.length; i++){
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var method = caches[i];
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var payload = gantt.bind(this[method], this);
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this[method] = (function(calculate, cache){
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return function(id){
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return this._takeFromCache(id, calculate, cache);
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};
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})(payload, method);
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}
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this.invalidateCache();
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this.initCache = function(){};
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},
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invalidateCache: function(){
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var smartRender = this;
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function clearViewPortCache(){
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smartRender.cached.getViewPort = null;
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smartRender.cached.getScrollSizes = null;
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smartRender.cached.isTaskDisplayed = null;
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smartRender.cached.isLinkDisplayed = null;
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}
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function clearDataCache(){
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smartRender.cached.isTaskDisplayed = null;
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smartRender.cached.isLinkDisplayed = null;
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smartRender.cached.getLinkPosition = null;
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smartRender.cached.getTaskPosition = null;
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}
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function clearAllCache(){
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clearViewPortCache();
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clearDataCache();
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}
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function clearTaskCache(id){
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if(smartRender.cached.isTaskDisplayed){
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smartRender.cached.isTaskDisplayed[id] = undefined;
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}
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if(smartRender.cached.getTaskPosition){
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smartRender.cached.getTaskPosition[id] = undefined;
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}
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}
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function clearLinkCache(id){
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if(smartRender.cached.isLinkDisplayed){
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smartRender.cached.isLinkDisplayed[id] = undefined;
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}
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if(smartRender.cached.getLinkPosition){
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smartRender.cached.getLinkPosition[id] = undefined;
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}
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}
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gantt.attachEvent("onClear", function(){
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clearAllCache();
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});
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gantt.attachEvent("onParse", function(){
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clearAllCache();
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});
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gantt.attachEvent("onAfterLinkUpdate", clearLinkCache);
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gantt.attachEvent("onAfterTaskAdd", clearAllCache);
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gantt.attachEvent("onAfterTaskDelete", clearAllCache);
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gantt.attachEvent("onAfterTaskUpdate", clearTaskCache);
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gantt.attachEvent("onGanttScroll", clearViewPortCache);
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gantt.attachEvent("onDataRender", clearAllCache);
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this.invalidateCache = function(){};
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}
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};
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gantt.attachEvent("onGanttScroll", function(oldLeft, oldTop, left, top){
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if(gantt.config.smart_rendering){
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if((oldTop != top) || (oldLeft == left)){
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//var visibleTasks = gantt._smart_render.getRange();
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gantt._smart_render.updateRender();
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}
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}
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});
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gantt.attachEvent("onDataRender", function() {
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if(gantt.config.smart_rendering){
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gantt._smart_render.updateRender();
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}
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});
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(function(){
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var attachOnce = gantt.attachEvent("onGanttReady", function(){
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var layers = gantt.$services.getService("layers");
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var taskRenderer = layers.getDataRender("task");
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taskRenderer.filters.push(function(id, task){
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if(!gantt.config.smart_rendering)
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return true;
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else
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return !!gantt._smart_render.isTaskDisplayed(id, task);
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});
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var linkRenderer = layers.getDataRender("link");
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linkRenderer.filters.push(function(id, link){
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if(!gantt.config.smart_rendering)
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return true;
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else
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return !!gantt._smart_render.isLinkDisplayed(id, link);
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});
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gantt.detachEvent(attachOnce);
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});
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})();
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/***/ })
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/******/ });
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});
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