StatisticalBarRenderer « Renderer « JFreeChart Q&A





1. New StatisticalBarRenderer    jfree.org

www.jfree.org Free Java software for data analysis and presentation Skip to content Advanced search Board index JFreeChart JFreeChart - General Change font size FAQ Register Login New StatisticalBarRenderer A free public discussion forum for the JFreeChart class library. Post a reply 1 post Page 1 of 1 New StatisticalBarRenderer by bgobbi Fri Jun 24, 2005 8:01 pm ...

4. StatisticalBarRenderer with GradientPaint    jfree.org

Hi, I'm working with JFreeChart and I would like to put a gradient paint in a StatisticalBarRenderer. This is my code: StatisticalBarRenderer renderer1 = new StatisticalBarRenderer(); renderer1.setGradientPaintTransformer( new StandardGradientPaintTransformer( GradientPaintTransformType.CENTER_HORIZONTAL)); GradientPaint gp = new GradientPaint(0f, 0f, Color.white, 0f, 0f, new Color(255,72,0)); renderer1.setSeriesPaint(0, gp); If I use a BarRenderer this code works ok, but in a StatisticalBarRenderer doesn't work. Could anyone help ...

5. StatisticalBarRenderer fails on null deviation    jfree.org

StatisticalBarRenderer fails with run-time exception when dataset StatisticalCategoryDataset provides null mean and/or standard deviation. Extract from method drawVerticalItem() of class StatisticalBarRenderer : ../.. Number meanValue = dataset.getMeanValue(row, column); ../.. double valueDelta = dataset.getStdDevValue(row, column).doubleValue(); ../.. Nothing should be drawn if either meanValue or valueDelta is null. But no test is performed by the code of the renderer (1.0.6). This is relevant ...