label « BarChart « JFreeChart Q&A





1. Bar Chart label issue    jfree.org

by padhu Thu Jun 09, 2005 8:39 pm I created only one category, added all the tasks, created a custom bar renderer ( which set a color based on the item label ) and set this renderer to the plot. Here is the sample code for the renderer ( this is for GanttRenderer but the same code should work for ...

2. Item labels overwritten by bar chart bars    jfree.org

On my 2d bar chart, I use the following code: Code: Select all cir.setItemLabelGenerator(new StandardCategoryItemLabelGenerator("{2}", new java.text.DecimalFormat( "#,##0.00;(#,##0.00)"))); cir.setItemLabelsVisible(true); cir.setPositiveItemLabelPosition(new ItemLabelPosition(ItemLabelAnchor.OUTSIDE12, TextAnchor.BOTTOM_CENTER)); cir.setItemLabelAnchorOffset((double)2); cir.setBaseItemLabelFont(new java.awt.Font("Serif", java.awt.Font.PLAIN, 10)); This works fine. However, the numbers sometimes overlap too much when the bars are about the same height, and if the next bar is much taller than the first, the first bar's item labels ...

5. Bar Labels in Bar chart is not exactly under the Bars    jfree.org

Hi, I am not able to configure the bar labels horizontally exactly middle center under the bars is there is this possible ? I am able to write the below code for the same ...but now required result ! CategoryLabelPositions positions = catAxis.getCategoryLabelPositions(); CategoryLabelPosition position = positions.getLabelPosition(RectangleEdge.BOTTOM); CategoryLabelPositions newPositions = CategoryLabelPositions.replaceBottomPosition( positions, new CategoryLabelPosition(RectangleAnchor.TOP, TextBlockAnchor.CENTER_RIGHT, TextAnchor.CENTER_LEFT, 0.0 , CategoryLabelWidthType.RANGE, 0.93f)); Regards, ...

6. BarChart labels are truncated vertically    jfree.org

BarChart labels are truncated vertically by jdevelop Fri Oct 14, 2005 2:10 pm I facing some problem with labels at my BarChart, the labels are partially cutted of (rightmost bar on image) Here is the code below: Code: Select all JFreeChart chart = ChartFactory.createBarChart(chartName, // chart ...

7. Center labels under bar    jfree.org

I am fairly new to jfreechart but have made quite a bit of progress thanks to this forum. One problem I can't seem to figure out is how to align the labels on the x-axis for each bar under each bar. Currently, the labels seem to be stuck to the gridlines. Any help would be greatly appreciated. Thanks, Jon

9. Show Weekdays as a label of a BarChart    jfree.org

Hi, everybody.. Let me explain my problem... I have some TimeSeries (Line) charts and I use the name of the month as a Label of each point, or the Weekday.. and so on.. Well, I need to do the same but using a BarChart, not a Line Chart.. is it possible to use TimeSeries with BarCharts or another solution? I think ...





11. Displaying item labels inside the bars in a Timetable chart    jfree.org

ItemLabelPosition p = new ItemLabelPosition( ItemLabelAnchor.CENTER, TextAnchor.CENTER ); renderer.setPositiveItemLabelPosition(p);

12. label above bars as percent    jfree.org

Hello everyone. I have the following code who work fine: CategoryItemRenderer categoryitemrenderer = categoryplot.getRenderer(); categoryitemrenderer.setItemLabelGenerator(new StandardCategoryItemLabelGenerator()); categoryitemrenderer.setSeriesItemLabelsVisible(0, Boolean.TRUE); categoryplot.setRenderer(categoryitemrenderer); but because the NumberAxis is set to be in percent format (the code is not shown), I am trying to get the same format (percent) in the labels over the bars. Does somebody know how? thanks!!

13. Offset for labels in bar charts?    jfree.org

So, I know how to position labels in a bar chart via the setItemLabelPosition() calls (I'm using ItemLabelAnchor.OUTSIDEx positions) but I don't know how to add an additional offset. My labels are very tight against the bar and I'd like to move it away a few more pixels. It looks like there used to be offset calls but they don't seem ...

14. Item label above bars?    jfree.org

15. Barchart with Labels on Left AND Right    jfree.org

Hi- I want to create a barchart like "Bar Chat Demo 2" that has labels on the left and labels on the right. What is the best way of doing this? Alternatively, is there a way of getting the numbers in "Bar Chart Demo 8" to appear as a column or a row? Basically I want the numbers to appear in ...





17. BarChart Fallback label truncated    jfree.org

BarRenderer3D renderer = (BarRenderer3D)plot.getRenderer(); renderer.setPaint(Constants.COLOUR_FOREGROUND); renderer.setItemLabelsVisible(true); // default label position ItemLabelPosition labelPos = new ItemLabelPosition(ItemLabelAnchor.OUTSIDE12, TextAnchor.BOTTOM_CENTER, TextAnchor.CENTER, 0); ...

18. Generating More number of labels in Bar charts    jfree.org

Hi, I am using the jfree charts in my application. I got a situtaion where in i have to display more than one label within the BarGraphs. i am using the BarRenderer object and displaying a label within the graph vertically. I have to now display another label on top of the graph. How can i do that using the BarRenderer. ...

19. Limit the labels of a bar chart    jfree.org

Hello everybody, I created a Bar Chart that in x axis contains the time (in a format i specified). The problem is that when the selected period is big, the '...' is displayed instead of the real label. One solution i found to this problem is to display the labels vertically. This partially solved the problem but if the selected period ...

20. Bar chart does not show all labels    jfree.org

Hi all, I've got a bar chart which is quite similar to BarChart3DDemo4: the dataset has one row and many columns. The problem is that the bar labels are a bit long, so I cannot see them. For instance, a "abcdefg" label is shown as "abcde..." How can I workaround this? Thanks

21. BarChart Title and Catagory Labels Changes Size    jfree.org

Depending on the size that I set my ChartPanel the size of the Font on the Title for my bar chart changes with it. I would like for this to stay the same when the chart size changes. I create my chart with: ChartFactory.createBarChart3D(...) I tried to use the chart.setTitle(new TextTitle("Title", FontThatIWant)); but that doesn't work. And I could find anything ...

22. Bar Chart Labels : Help needed    jfree.org

Bar Chart Labels : Help needed by karkaratz Thu Mar 29, 2007 4:16 pm Hi, I've a problem with the bar charts. I can correctly see the bars but i can't see the values related to the single bars. How may I show the values on the top of each bar? This is the code that creates the chart. Thanks. ...

23. Wrap Item Labels - Bar Chart    jfree.org

24. Bar Chart yAxis Label scaling    jfree.org

28. exception throws when addin Bar Chart Label inwebapplication    jfree.org

exception throws when addin Bar Chart Label inwebapplication by jaisha Fri Oct 26, 2007 7:30 am hi, From the code given below I am able to generate the Barchart as a simple Java application. I have uploaded the resulting Barchart image. I am using jFreeChart1.0.6 jar and jCommon 1.0.10 jar. When i use the same code,in a web application the ...

29. Label cut off in bar chart    jfree.org

I'm creating bar charts that sometimes have fairly lengthy labels and we don't want these labels to be truncated. The labels are displayed with an orientation of UP_45. We're running into a problem where when writing these to a file with a specific width using ChartUtilities the left most label is sometimes cutoff by the edge of the image. Is there ...

30. label in barchart    jfree.org

31. Labels are not exactly below the coressponding Bars    jfree.org

I have kind of a related problem, for some reason the bars don't start exactly on the 0 mark. img408.imageshack.us/my.php?image=histogramli5.png As you see, the bars start 1 or 2 pixels to the right of the y axis, and as a result all the ticks are slightly misaligned. Apologies, for the weird URL, but the system won't allow me to post it ...

32. Skipping Labels on BarChart    jfree.org

Since the bar chart doesn't have any mechanism for preventing labels from overlapping I am creating a custom solution that requires that some of the labels do not appear. How would I set the second parameter of addValue(number, string) to null or "" without having that bar not show up. Basically I want to display all the bars, but not all ...

33. Bar chart label formatting    jfree.org

Good Day, I am new to jfreechart, and am creating a 2D barchart. the chart contains 5 pieces of data. The first is dynamic, the rest are static. The data for the first bar is varies considerably. from a number less than -200000 to a number greater than 1,000,000. For each bar, the value of the bar is displayed above the ...

35. Labels in BarChart    jfree.org

Hi! I have created a barChart and I have got a problem with the presentation of the label of each item. p.ex i have got dataset.addValue(35.000,"s1","Italy&Germany&80125698&11/08/08"); As you can see the label i want to show contains many characters and its not visible by default in the BarChart (what it shows is ...) Is there any way to change its position ...

36. How to display the labels in a Bar chart ?    jfree.org

I am using BarChart3D, I want to display the value above each bar in a series so that its more readable, how can I do it ? I understand that I have to write a class CustomLabelGenerator implementing CategoryItemLabelGenerator, but I dont know exactly how to use it to display the labels above each bar. Thanks in Advance for your solutions ...

37. Age Pyramid - Different Labels for Male and Female Bars?    jfree.org

Age Pyramid - Different Labels for Male and Female Bars? by semteX Wed Apr 08, 2009 3:12 pm Hello. I've implemented an age pyramid (mostly according to the source from the developer guide, but with a self written NumberFormatter and LabelGenerator (they return the absolute value, so no more -130 men...) and have the following problem: I want to apply ...

38. How to make Labels arrangement relative to bars?    jfree.org

Hello alll. I need to draw labels on domain axis of CategoryPlot with arrangement, that connects labels start position with a bar start position. By default there are 3 variants of horizontal alignment - left, center, right. But i can't find a simple way to connect labels drawing region with bars. By default labels start position situated between bars. In another ...

40. How can I set labels to each item in a layered bar chart?    jfree.org

BarRenderer renderer = null; if(type.equals("bhs") || type.equals("bvs")){ renderer = (StackedBarRenderer) plot.getRenderer(); } else if (type.equals("bhl") || type.equals("bvl")){ renderer = new LayeredBarRenderer(); plot.setRowRenderingOrder(SortOrder.DESCENDING); } ...

41. LayeredBarRenderer : adding the labels to bars in BarChart    jfree.org

LayeredBarRenderer : adding the labels to bars in BarChart by Pellegrino Wed Jul 22, 2009 2:51 pm Hello, I have a problem with showing the labels for one bar in BarChart. They are not just visible! Is it a bug? Code: Select all //StackedBarRenderer renderer = new StackedBarRenderer(); ...

42. Bar Labels 1.0.13    jfree.org

43. Bar Chart won't show labels on bars    jfree.org

Code: Select all ChartFactory.setChartTheme(StandardChartTheme.createLegacyTheme()); BarRenderer.setDefaultBarPainter(new StandardBarPainter()); int counter = 0; DefaultCategoryDataset data = new DefaultCategoryDataset(); for (Object obj:list) { data.addValue((Number)obj, "# of hits", counter++); } JFreeChart chart ...

44. Problem with bar not centered over label with CategoryPlot    jfree.org

I am trying to use CategoryPlot with the IntervalBarRenderer. I have one series for each category. I am trying to control the width of the bars in the plot. If I DO NOT use renderer.setMaximumBarWidth(0.05), the bars are centered over the category labels. If I use renderer.setMaximumBarWidth(0.05), the bar is shifted to the left of center over the category label. It ...

46. bar-chart labels    jfree.org

PieSectionLabelGenerator generator = new StandardPieSectionLabelGenerator( "{0} = {2}", new DecimalFormat("0"), new DecimalFormat("0.00%")); plot.setLabelGenerator(generator);

47. Left justify multi line label on Bar Chart    jfree.org

I've set the following values in my bar chart so the y axis label values will have two lines categoryAxis.setMaximumCategoryLabelWidthRatio(25.0f); categoryAxis.setMaximumCategoryLabelLines(2); Now the problem I have is the default behavior when you do this is for the two values to be centered. I would like the two values to be left justified. How would I go about doing this? I tried ...

48. Horiziontal Bar, largest Bar label lost    jfree.org

The y-axis takes up the entire width of the data area. By default, the range of the axis is selected in a way that the largest value is just visible (plus a little extra gap). Thus the bar fills most of the axis range. To change that, you can increase the data range of the axis to a user defined value ...

49. How to set the labels on x-axis vertically in bar chart?    jfree.org

I have one single bar chart in my project on which I have to display the dates dynamically, now currently while passing the dataset of dates to it, it will show the dates as (12/12/2010 13/12/2010 15/12/2010 -----------) but I want it to display vertically instead of horizontally on x-axis. my lines of code is as follows: DefaultCategoryDataset dataset = new ...

50. Rotating Labels and formatting Bar Render    jfree.org

Rotating Labels and formatting Bar Render by stevoo Tue Feb 08, 2011 4:14 pm Hi everyone, New user new post ... i am generating some jfree charts. My concern is on a Bar Chart. I am using half the page on a landscape to display a bar chart but i have to many names and they overlap each other. I ...