Gantt Chart for JSP? - java

I've tried using JSGantt and it's really good. But I would like to know if there are other Gantt Chart that offers greater interactivity such as dragNdrop and resizing directly on the chart.
I saw Gxt Gantt but it is not free.
Chart should also be compatible with Java/JSP.

Have you checked JFreeChart
Here is the sample for JFreeChartGantt

The only free web based Gantt charts I know of are JsGantt and DHTMLxGantt http://dhtmlx.com/docs/products/dhtmlxGantt/index.shtml

Related

Put the same label in several intervals in JFreeChart

I want to make a bar chart in JFreeChart that has a structure similar to the following:
As you can see, it starts with "Clay", then "Sand", then "Clay" again, and so on.
I did not find in the whole internet a similar chart for JFreeChart. Is there any possibility to do something like this in this tool?

Draw scatter plot with crosshair on each data points in iReport

Is it possible to draw scatter chart with horizontal and vertical line on the specific data-point in iReport or any other reporting tool except Excel?
Sure, as iReport Charts are based on the JFreeChart Library and you can bind a ChartCustomizer to your chart in iReport, that should not be a big problem.
Search google for these catchwords and you'll get ahead.

How to display values within pie chart sector

I am using JFreeChart to create pie charts. Values are displayed outside pie chart sectors as labels. I want to display the values within the pie sectors. How can I achieve this. Please can any one help me?
Use setSimpleLabels(), as shown below; org.jfree.chart.demo.PieChartDemo1 is a good starting point.
PiePlot plot = (PiePlot) chart.getPlot();
plot.setSimpleLabels(true);
If you are using createPieChart3D to create Pie chart, following URL will be helpful to you.
http://www.java2s.com/Code/Java/Chart/JFreeChartPieChart3DDemo1.htm
What I know is, showing values inside is default feature of the chart. If you're unable to do so it seems that you have changed the default way.

JFreeChart - Problem in creating moving chart

I am using JFreeChart in my java application.
Problem
I want to plot a XYAreaChart whose domain axis (x-axis) should scroll horizontally automatically when we start plotting the data.
I saw the same thing in TimeSeriesCharts but I don't want any timeSeriesChart. I just want the scrolling x-axis.
You'll need to create your own SlidingXYDataset that implements XYDataset in a manner similar to how SlidingCategoryDataset implements CategoryDataset.
Addendum: As noted in a comment, a typical implementation can be found here.

BIRT Formatting Legend of a bar chart

I have a small problem, a BIRT report I designed uses a bar chart. Now I want to increase the space between colored box and the text in the legend. Is that possible? (I'm using BIRT 2.1.3)
http://www.fotos-hochladen.net/barchartproblemhng05e76.png
EDIT: I forgot to mention I am using BIRT 2.1.3 with the RCP Designer.
It doesn't look like that's possible. You can increase the space between the chart and the legend box, but there's no option to increase the space between the box and the text.
Perhaps you could try appending some spaces onto the series name when passing the data to BIRT (yes, that does sound like an awful workaround).

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