jsgantt-improved-extended


An enhanced version of jsgantt-improved with additional features for better project management.

🆕 New Features

$3

- Automatic calculation of leap years
- February correctly shows 29 days in leap years
- Accurate date calculations for all years

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- Configure working days (e.g., Monday-Friday only)
- Add custom holidays and non-working periods
- Support for recurring holidays (yearly repetition)
- Italian holidays presets included
- Automatic task duration adjustment based on working days

Original Description

A fully featured gantt chart component built entirely in Javascript, CSS and AJAX. It is lightweight and there is no need of external libraries or additional images.

!Demo Image

Start using with including the files jsgantt.js and jsgantt.css that are inside dist/ folder.

Installation

Install via npm:
``bash
npm install jsgantt-improved-extended
`

Or install the original version:
`bash
npm install jsgantt-improved
`

Import in your JS:
`javascript
import {JSGantt} from 'jsgantt-improved-extended';
`

🔥 New Features Usage

$3


`javascript
const gantt = new JSGantt.GanttChart('container', 'day');

// Enable holiday system
gantt.setUseHolidaySystem(true);

// Set Monday-Friday as working days
gantt.setWorkingDaysToWeekdays();

// Add Italian holidays for 2024
gantt.addItalianHolidays(2024);

// Add custom holiday
gantt.addHoliday({
name: 'Company Holiday',
startDate: new Date(2024, 7, 10), // August 10
endDate: new Date(2024, 7, 20), // August 20
recurring: false
});

// Tasks will automatically adjust for non-working days
gantt.AddTaskItem(new JSGantt.TaskItem({
pID: 1,
pName: 'Summer Project',
pStart: '2024-08-05',
pEnd: '2024-08-25',
pClass: 'gtaskblue'
}));

gantt.Draw();
`

$3


`javascript
import { isLeapYear, getDaysInMonth } from 'jsgantt-improved-extended';

console.log(isLeapYear(2024)); // true
console.log(getDaysInMonth(1, 2024)); // 29 (February in leap year)
console.log(getDaysInMonth(1, 2023)); // 28 (February in non-leap year)
`

Original Documentation

See the FULL DOCUMENTATION for more details in all features.

For Angular use the component ng-gantt

For React use the component react-jsgantt

For Vue , see this example: https://stackblitz.com/edit/vue-jsgantt-3

For .NET , see this example: .NET Documentation




Example


You can view a Solo live example at:

* https://jsganttimproved.github.io/jsgantt-improved/docs/demo.html

Or use a live coding example at Codenpen:

* https://codepen.io/mariomol/pen/mQzBPV




Easy to Use

`html




`

Features

* Tasks & Collapsible Task Groups
* Dependencies and Highlight when hover a task
* Edit data in gantt table with list of responsible
* Task Completion
* Table with Additional Columns
* Task Styling or as HTML tags
* Milestones
* Resources
* Costs
* Plan Start and End Dates
* Gantt with Planned vs Executed
* Dynamic Loading of Tasks
* Dynamic change of format: Hour, Day, Week, Month, Quarter
* Load Gantt from JSON and XML
* From external files (including experimental support for MS Project XML files)
* From JavaScript Strings

### Internationalization

Support for languages below:

* Arabic (ar)
* Chinese (cn)
* Czech (cs)
* Dutch (Standard)
* English (en)
* French (fr)
* Finnish (fi)
* German (de)
* Hebrew (he)
* Hungarian (hu)
* Korean (ko)
* Indonesian (id)
* Italian (it)
* Japanese (ja)
* Portuguese (pt)
* Polish (pl)
* Russian (ru)
* Spanish (es)
* Swedish (sv)
* Turkish (tr)
* Ukraininan (ua)

Documentation

See the Documentation wiki page or the included docs/index.html file for instructions on use.

Project based on https://code.google.com/p/jsgantt/.




Want to Collaborate?

Its easy to get it set:

* Clone this repo
* Install lib dependencies: npm i
* Install global dependencies: npm i -g browserify nodemon onchange tsc
* Compile final js to be used on demo: npm run dist
* Run the demo with a live example: npm start.
* You can check the demo gantt that we use for testing features at: http://127.0.0.1:8080/docs/demo.html
* Use npm run watch or do your change in src and restart this command refresh the changes.

For testing:
* Install global dependencies: npm i -g webdriver-manager
* Install selenium webdriver: npm run webdriver, it will install something like node_modules/webdriver-manager/selenium/chromedriver_88.0.4324.96.zip

node node_modules/protractor/bin/webdriver-manager update
apt install chromium

apt install chromium-bsu

* Use npm run test with e2e tests.
* Or use npm run watch:test to keep watching the tests

For new release:
* Increment the version number on package.json
* Run npm run publishnpm`

🙏 Credits & Extended Features

This package extends the original jsgantt-improved with:

1. Leap Year Support: Automatic February day calculation
2. Holiday System: Comprehensive working days and holiday management
3. Better Date Calculations: More accurate task duration calculations
4. Italian Localization: Pre-configured Italian holidays

$3

Based on the excellent work by:
- Mario Mol
- Eduardo Rodrigues
- Ricardo Cardoso

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- Brokins00 - Added leap year and holiday management features

$3

Fully backward compatible with existing jsgantt-improved implementations. New features are opt-in.

Or help the original authors donating...