savechartaspng « Development « JFreeChart Q&A

1. jfree chart savechartaspng utility not getting new chart    stackoverflow.com

i am using jfree chart to generate pie chart dynamically, but i have problem. When i need to show output on IE6, the chart is not getting refreshed. i need to ...

2. Path probleme with method saveChartAsPNG    jfree.org

Path probleme with method saveChartAsPNG by Funnyoda Thu Aug 04, 2005 8:43 am hello, When i want to use the methos saveChartAsPNG, my file is automaticly generate in the folder c:/WINNT/system32 when use it in a JSP? how do i do so as to change the folder? I'm using tomcat 4.1 Code: Select all JFreeChart chart = ChartFactory.createStackedBarChart( ...

3. saveChartAsPNG / saveChartAsJPEG give OutOfMemoryError    jfree.org

Hi, I am trying to create Gantt chart with rather high number of tasks (about 25 serieses, each with approx. 10 tasks). Creating chart works OK. Then I use ServletUtilities class to save it as PNG/JPEG. For saving it as an image, I give 4000x3000 dimensions or otherwise, I get overlapping lables and unreadable image. It stops with OutOfMemoryError. Increasing memory ...

4. SaveChartAsPng() problem    jfree.org

5. saveChartAsPNG & ChartDeleter    jfree.org

6. OSX Crashes when calling saveChartAsPNG on the Mac    jfree.org

I'm using GWT to display a chart to a client. The chart is rendered and saved on the server. The URL for the saved file is then returned to the GWT client for display in an image tag. The method is listed below. Code: Select all public String createChart(OlapData olapData) { CategoryDataset categoryDataset = OlapUtil.createCategoryDataset(olapData); ...

7. saveChartAsPNG taking long time    jfree.org

Hi All, I have an issue with saveChartAsPNG() method, its taking long time, i am using jfreechart 1.0.10 along with jcommon 1.0.1. I am generating price -volume charts and its frequency of generation is 10-30 charts/min.. In some cases its taking around 90 secs which in 90% of the total chart generation time.. Can any one help to solve this.. please ...

8. ServletUtilites.saveChartAsPNG question    jfree.org

Code: Select all /** * Save chart to file in PNG format. * * @param chart JFreeChart. * @param fileName Name of PNG file. * @param width Width of PNG image. ...