jfreechart Questions
1
I recently started using JFreeChart and there is something i would like to do but i'm not sure if it's possible.
My program is supposed to draw a spectrogram (a sound graph) from a wav file. So i m...
Extraneous asked 19/4, 2013 at 13:3
1
Solved
I would like to plot the locus of a particle in two dimensional space.
My data is a sequence of X,Y coordinates and I would like to plot these.
Would appreciate any pointers to examples that show...
Rant asked 6/4, 2013 at 21:38
1
Solved
In JFreeChart is there a notion of a composite Chart.
I need to layout several charts in a grid like arrangement.
Each chart in the grid needs to have its own separate title.
I would like to be ...
Inoculation asked 4/4, 2013 at 7:56
1
Solved
The program will receive data every second and draw them on time Series chart. However, once I create two series, I cannot add new value to it. It displays a straight line only.
How do I append ...
Claycomb asked 20/3, 2013 at 7:16
1
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I need to draw hysteresis loops and then calculate the area closed within the loop. I am using jFreeChart.
consider the following data:
hyst[0]=0;
hyst[1]=0;
hyst[2]=0.0098;
hyst[3]=0.0196;
...
Wouldbe asked 19/2, 2013 at 8:10
2
Solved
Is it possible to get complex, beautiful colors for pie charts in JFreechart? I mean how can I achieve the colors like the image shown in the link?
Is it possible using the RGB format, or do you n...
Lobo asked 11/2, 2013 at 19:23
1
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I'm trying to create simple XYSplineRenderer, but code only work if I write XYDotRenderer a = new XYDotRenderer(); or XYLineAndShapeRenderer a = new XYLineAndShapeRenderer(); Can sameone tell what ...
Stupefacient asked 9/2, 2013 at 10:44
1
Solved
I have small project which makes a graph plot of a data in database. One record in DB is like this:
ID, Name, Xcoord, Ycoord
For example, I've added 10 points coordinates of which is more or les...
Commercialize asked 18/1, 2013 at 9:15
2
Solved
I have a JFree XY Line chart which always starts at x = 0. Then based on user defined settings from a properties file, the application increments based on that number (this represents the time in m...
Jabin asked 27/12, 2012 at 11:41
2
Solved
I need to hide every second/third/forth item from the legend. IS there a way to achieve this in jFreeChart?
thanks!
Carothers asked 27/7, 2010 at 9:52
2
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Client Side Charts or Server Side Charts ?
(I had seen some questions based on this topic but none gives a conclusion.)
I am currently evaluating Client Side charts(javascript charts).
I have ca...
Supinate asked 10/12, 2012 at 10:9
3
Solved
Is it possible to cast an image/BufferedImage to JFreeChart?
Corrigendum asked 11/3, 2011 at 12:38
2
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I'm trying to have two axes on the same data.
The data is a couple of DefaultTableXYDatasets. The plot is a XYPlot, and I have two XYLineAndShapeRenderers and one StackedXYAreaRenderer2.
All da...
Predestinate asked 13/11, 2012 at 10:5
3
Solved
The answer accepted here (JFreechart(Java) - How to draw lines that is partially dashed lines and partially solid lines?) helped me start down the path of changing my seriesstroke lines on my chart...
Plimsoll asked 5/11, 2012 at 21:9
2
I encounter some problems with JFreeChart, here I explained what I'm creating:Random errors when changing series using JFreeChart. But now I have another related question. I have to ChartPanel in C...
Faucal asked 3/11, 2012 at 11:15
1
Solved
I'm making a GUI that display result of background calculations. But before that, I wanted to test changing the dataset. Here is my code:
DefaultXYDataset dataset = new DefaultXYDataset();
@Overr...
Lent asked 3/11, 2012 at 1:56
2
Solved
After adding the Maven jFree dependency to my existing application, I'm not able to execute the created jar.
The only error message I get is the following:
java -jar target/com.company.product-1...
Chavez asked 22/10, 2012 at 23:25
1
Solved
I'm using jFreeChart 1.0.14. I have graph with a horizontal DateAxis. And I'm trying to center the tick labels so that they would be within two subsequent ticks.
JFreeChart aligns tick labels in c...
Vivian asked 16/10, 2012 at 13:8
2
Solved
I'm trying to plot real-time graph, with time axis, but I have found the LineChart constructor only has the signature.
LineChart(Axis<X> xAxis, Axis<Y> yAxis)
I think embedding jfre...
Pardew asked 25/10, 2012 at 8:17
1
I am trying to display a Line Graph with Time(HH:MM:SS) as X-axis and Number(as Y-Axis).
The read data from "Time" column is of the format HH:MM:SS.
The way i am populating dataset from which cha...
Deegan asked 11/10, 2012 at 10:57
3
Solved
In my current project, I try to add a BufferedImage to a PDFBox document. More specificly, I use an image from a JFreeChart. My code looks like this:
public void exportToPDF(JFreeChart chart, Stri...
Mesnalty asked 14/8, 2011 at 6:51
3
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my bar chart is always drawn with a gradient color by default. I just want a simple color without any styled effects.
Can anyone help ?
Code:
final JFreeChart chart = ChartFactory.createBarChar...
Hymenopterous asked 16/8, 2011 at 9:43
1
I realize this may be a silly question, and I know it could be done by determining what week or month each data point is in, etc. but, I'm looking for a way to avoid coding that. If it's been done ...
Chanda asked 18/9, 2012 at 14:13
1
I wanted to add to the chart a scroll bar in order to view big datasets which did not fit on the screen, because to keep all xtick. However, I got the following error message:
Exception in thread ...
Repeater asked 14/9, 2012 at 3:30
1
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I have implemented a Box and Whisker Chart with data from a csv file.
It has many categories and was displayed very squeezed on the screen.
So I decided to use a SlidingCategoryDataset with a JSlid...
Tedric asked 12/9, 2012 at 13:15
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