point « Plot « JFreeChart Q&A

1. Plot points instead of lines? JFreeChart PolarChart stackoverflow.com

Currently, the PolarChart joins all the coordinates with lines creating a polygon. I just want it to plot each point with a dot and NOT join them together. Is this possible? I ...

2. How to code a time delay between plotting points in JFreeCharts? stackoverflow.com

Is there a way to animate the plotting process of an xy-line chart using JFreeCharts? I want to be able to watch the program draw each line segment and connect them. For ...

3. Plotting Distances of Points in JfreeChart stackoverflow.com

I need help in Plotting the Distance of points on Scatter Plot and My Array consist of values whose distances are needed to be calculated.

 
A1-(0.3883,0.4197)      ...

4. Plotting Millions of Points jfree.org

Hi. Thank you everyone for such a vibrant open source community. I was writing an application in Python/Matplotlib and decided to try to give it a shot in converting it to java using jfreechart. The many problem for me now is that scatterplots of a million points completely handicap the application after the plot is drawn. (While the plot is being ...

5. Limit number of points per plot jfree.org

I remember seeing something in the JFreeChart developer's guide about capping the number of plot-points on a chart or timeseries in order to increase performance but I don't remember how to do it. It involved setting the maximum number of points as 10,000 or 5,000 or any specified amount. I checked the API in ChartPanel and JFreeChart as well and I ...

6. Selecting a point on a SpiderWebPlot jfree.org

7. connect the points of a scatter plot jfree.org

Hello! In my program I should implement the visualisation of data in a scatter plot and in a line chart. In the line chart I implemented as a test the user cant see the points or get information about the values...He should be able to click in a button and connect the points of the scatter plot with lines. Do you ...

8. A simple way to center plot on a point? jfree.org

9. xyplot: size of area allocated to each point? jfree.org

I may have missed it but I didn't find in the documentation a discussion of how to determine (or modifiy, for that matter) the area allocated to each point in xyplot. The issue arises, e.g., when writing a custom renderer. Should I assume that it is just the clipping area of the graphics object? A related issue is how this interacts ...

10. Plot lines in order I give (x,y) points? jfree.org

I'm trying to plot a simple ellipse on a ScatterPlot. I send the (x,y) values in correct order as a function of angle. XYSeries seriesOutline = new XYSeries("outline"); for (i = 0; i <= 360; i++) { seriesOutline.add(Math.cos(i*d2r),Math.sin(i*d2r)); } When I have the ScatterPlot render this with lines, the lines indicate that the points have been re-ordered according to the x ...

11. Can't access XYPlot data point behind XYBoxAnnotation jfree.org

Hi All, When I add an XYBoxAnnotation to an XYPlot I can no longer access any data points which happen to be drawn within the same area, the XYBoxAnnotation seems to be drawn ontop of the data points. As I still need the mouse to be able to highlight and select these points I would like a method to be able ...