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Questions tagged [jchart2d]

JChart2D and Chart2D are open-source, two dimensional data visualization libraries.

JChart2D is an open-source, realtime charting library.

Chart2D is an open-source, two dimensional data visualization library.

14 questions
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Personalize legend in jchart2d

I want to personalize the legend in a graph created in JChart2D. At the moment I can get a legend like the one in the left graph in the image, I want something like the legend in the right graph. Is this possible with JChart2D or I have to use…
Ada
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How to make axes equal size in regards to pixels?

I'm using JChart2D for visualization. I would like to make the X and Y axis equal in terms of pixels. By doing so its much easier to see how far the points are from each other in euclidean distance (see image). As it is now, the x-axis is more…
Bjerrum
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Histogram using Chart2D

I want to draw coefficient histogram of JPEG. I'm searching on Google for hours to know how to use Chart2D library, but there is no tutorial with examples. The array which I want to draw is hist[]. I created an object of LBChart2D, but I don't know…
muhannad
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JChart2D performance

I am plotting up to 16 traces, each one with 300 datapoints, I am updating continuously 100 datapoints every 100 ms. So on average I am updating in total 1600 datapoints every 100 ms and that is reaching the limit of points I can plot real time. Is…
Camilo Guevara
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Inserting a chart to a internal jframe

I have a program were I want to have a plotter that updates in realtime. I am going to use jchart2d, but how do I integrate that into my swing gui? I have a internalframe but it does not seem to take my chart. That is the jInternalFrame has no…
DavyGravy
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ServiceNow Chart Filtering

Our company's using ServiceNow to track incidents reported by users. To keep an eye on call resolution our helpdesk look at a backlog chart to keep an eye on trends. The backlog chart is produced using the same code as is available…
JohnLBevan
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How to kill or stop other threads in java applet

In java applet I am plotting chart By JCChart. Now after plotting the chart when I watch the task scheduler then it show that cpu utilization is still greater then 50 by Java.exe. Now I use JConsole with plugin to watch which thread in java taking…
agarwal_achhnera
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Get coordinates of cursor in JChart2D

I'm using JChart2D for trace a values of a double array. I'm using ZoomableChart and I want get coordinates (x, y) of cursor when this stay over ZoomableChart in my code to show them in a JLabel and draw a vertical line. How can I get the…
Sofia
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PieChar inside for loop tag html django

I am facing this challenge of creating multiple pieChart plot in my html page. I have a for loop in the page and I want to plot the data. I just insert the script inside the loop but it doesn't work. the code is: {% for welTsts in WellTsTProDChart…
tibas
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How to change the Axis colour in JChart2D

How can the colour of the Axis in JChart2D be changed. So far the closest thing I have found is something like: chart.setForeground(Color.BLUE); unfortunately this changes everything, both Axis and Grid. What I am looking for is having multiple…
Camilo Guevara
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Create a discontinue trace in JChart2D

I am using Trace2DLtd, and I have 300 data points per trace, as it is real time, once it reaches x=300 I start writing back again at x=0, but when going back from 300 to 0 a line crosses the graph and I haven’t being able to create a discontinuity…
Camilo Guevara
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how to get cursor coordinates when it is on Chart2D (jchart2D library)

I'm using jchart2D library to plot functions. I need to get cursor coordinates. That question was asked already here. When I add MouseMotionListener to Chart2D, it gives location of cursor in pixels (but not coordinates). getNearestPoint function…
lnk
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How to make column chart with JChart2D?

Example: add (0, y1) point and (0,0) then (20, 0) and (20, y2) and (20, 0), then (30,0) and (30, y3) and (30,0) etc. so always return to the x axis and step one. Are there other/better way?
user2674423
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jchart2D Multiple Y-axis titles grouped together

I've been using the jchart2D class by Achim Westerman for some time now and just happened upon an instance where I'm trying to make 3 Y-axes on the right hand side of my graph. The code for making the 3 axes is as follows //Create Y Axis…
babcoccl
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