www.jfree.org

These changes were made in a project subject to a Non-Disclosure Agreement (NDA). Sorry, but the following files are all the code I can share. The modified JFreeChart source code files: BarRenderer.java GanttRenderer.java GanttCategoryDataset.java Task.java TaskSeriesCollection.java LineAndShapeGant...

Here is an example:


Diff files:
BarRenderer.java
GanttRenderer.java
GanttCategoryDataset.java
Task.java
TaskSeriesCollection.java
LineAndShapeGanttRenderer.java

Hope it can help...

The JFreeChart source code is great. Recently I needed additional features on my Gantt Charts so I modified some JFreeChart’s files, which was extremely simple. With these modifications you can add Summary Tasks, Milestones/Deliverables, and dependencies between Tasks and Milestones/Deliverables. Yo...

I also wanted to show singe date 'milestones', as well as lines between tasks that were dependent on each other. Here's what I did: I modified GanttRenderer.java, Task.java, TaskSeriesCollection.java, and GanttCategoryDataset.java appropriately, and also created my own class called Milestone.java. ...