Search found 5 matches

by gsingh
Wed Sep 12, 2018 9:27 am
Forum: JFreeChart
Topic: XYLineChart get mouse click anywhere on the chart
Replies: 0
Views: 6881

XYLineChart get mouse click anywhere on the chart

On my XYLineChart, I would like to implement the ability for it to be able to register the X- value wherever I click on the chart panel, whether there is a plot there or not, and then add an annotation on every plot at that X Value.

Does anyone know how I can go about this?
by gsingh
Tue Sep 11, 2018 2:14 pm
Forum: JFreeChart
Topic: Add individual shapes to a series using XYLineShapeRenderer
Replies: 5
Views: 8851

Re: Add individual shapes to a series using XYLineShapeRenderer

The problem I am having with this approach is that I have a line chart, which I want without shapes at all the data points, except for the one defined by the mouse click. Doing this adds series shapes to each data point as well as the point defined by the mouse click.
by gsingh
Mon Sep 10, 2018 8:53 am
Forum: JFreeChart
Topic: Get closest datapoint to a mouse click
Replies: 0
Views: 6791

Get closest datapoint to a mouse click

Hello, I have a linechart, where I am trying to add the functionality of getting the x and y values of the plot by clicking on it. At the moment, my program will only return the x and y value if I click directly on the line plot. However, I would like for it to be able to register the closest datapo...
by gsingh
Thu Aug 30, 2018 2:28 pm
Forum: JFreeChart
Topic: Add individual shapes to a series using XYLineShapeRenderer
Replies: 5
Views: 8851

Re: Add individual shapes to a series using XYLineShapeRenderer

Hi, thank you for the reply, but I dont think this is quite what I'm looking for. I want to be able to add a shape to a specific point that the user clicks on on the line chart.
by gsingh
Mon Aug 20, 2018 10:44 am
Forum: JFreeChart
Topic: Add individual shapes to a series using XYLineShapeRenderer
Replies: 5
Views: 8851

Add individual shapes to a series using XYLineShapeRenderer

Hi, I have designed a Line chart using JFreeChart which has multiple series. I am aware that you can add a shape to each data point on a plot using the XYLineAndShapeRenderer, but I was wondering if there is a way of adding shapes to individual data points on the plot. My chart loads a new series fr...