Problem in generating combined charts.

Hi,
  I want to generate a combined chart. My chart should plot both bar and
line graph for same domain Axis and also it should have dual Axis.Iam
attaching the sample graph that i need to generate. Your help will be
appreciated greatly.
 <<chart.gif>> 

Thanks and Regards
Gandhi,Raketla
Software Engineer
Digital Enterprise Solutions
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> -----Original Message-----
> From:	Nathaniel G. Auvil [SMTP:[email protected]]
> Sent:	Tuesday, August 26, 2003 8:23 PM
> To:	[email protected]
> Subject:	RE: [jCharts-users] Problems in Barchart and Line Chart
> 
> 
> yes, I also added that code to the 'Patches' section of the jcharts
> sourceforge site.
> 
> 
> --- Vikram  Rajan <[email protected]> wrote:
> > Pal,
> >  
> >  
> > w.r.t. to the axis labels, there is a length allocated to each label and
> > jCharts calculates whether all labels can be fitted into the charts. If
> not,
> > the labels are displayed selectively - alternate labels may be
> displayed, or
> > every third label may be displayed, or every fourth ... depending on the
> > size of the label. The size of the label is a function of the font size,
> > font and the number of characters in the label string. 
> >  
> > There is a code submission in the developer's list which will help you
> get
> > around the label problem by truncating labels and appending a "..." to
> them.
> > It will also let you image map the label text so that when the user does
> a
> > mouse over on the label, the complete string will be displayed.
> >  
> > hope this helps,
> > Vikram
> > 
> > -----Original Message-----
> > From: Pal Perinbam [mailto:[email protected]]
> > Sent: Tuesday, August 26, 2003 7:07 PM
> > To: [email protected]
> > Subject: [jCharts-users] Problems in Barchart and Line Chart
> > 
> > 
> > 
> > Hi,
> > 
> > As I told you earlier, I herewith send the code sample.
> > 
> > Please run this by setting font size in the code.
> > 
> > 
> >  We are using Jcharts to generate charts for our project. We have a
> problem
> > while printing the charts. The charts are fine on the 
> > 
> > screen but when we print that it looks blurred. We suspect it may be due
> to
> > the Jpeg encoding. We encode the chart object into jpeg image 
> > 
> > using the Jpegencoder13 provided with jcharts. Is there a way to create
> BMP
> > or any other high quality image from jcharts, or can we improve 
> > 
> > image quality by some other means.
> > 
> >  We also face another problem. When we increase the X Axis label font
> size
> > of a line chart or bar chart, most of the Xaxis labels 
> > 
> > disappear. I've attached a sample to simulate this. In the below Sample.
> the
> > chart is fine when the font size is 10, but when it is changed to 11 
> > 
> > the labels disappear.
> > 
> > Expecting your earliest reply.
> > 
> > import org.jCharts.properties.LegendProperties;
> > import org.jCharts.properties.ChartProperties;
> > import org.jCharts.properties.util.ChartStroke;
> > import org.jCharts.properties.util.ChartFont;
> > import org.jCharts.properties.BarChartProperties;
> > import org.jCharts.properties.AxisProperties;
> > import org.jCharts.properties.DataAxisProperties;
> > import org.jCharts.chartData.AxisChartDataSet;
> > import org.jCharts.chartData.interfaces.IAxisDataSeries;
> > import org.jCharts.chartData.DataSeries;
> > import org.jCharts.axisChart.AxisChart;
> > import org.jCharts.types.ChartType;
> > import org.jCharts.encoders.JPEGEncoder13;
> > import  java.awt.Color;
> > import  java.awt.Paint;
> > import  java.awt.Font;
> > import  java.awt.BasicStroke;
> > import  java.io.FileOutputStream;
> > 
> > class  createBarChart
> > {
> >  public static void main(String[] args) 
> >  {
> >   try {
> >    int fontSize=10;  //Font Size
> >    int width = 300;
> >    int height = 200;
> > 
> > 
> >    LegendProperties legendProperties=null;
> >    ChartProperties chartProperties = new ChartProperties();
> >    AxisProperties axisProperties = new AxisProperties( false );
> >    FileOutputStream objFOS = new FileOutputStream("mychart.jpg");
> > 
> >    ChartFont axisScaleFont = new ChartFont( new Font( "Arial",
> > Font.PLAIN,fontSize), Color.black );
> >    ChartStroke CSAxis = new ChartStroke(new
> BasicStroke(1.0f),Color.black);
> > 
> >    axisProperties.getXAxisProperties().setScaleChartFont(axisScaleFont);
> >    axisProperties.getXAxisProperties().setShowEndBorder(false);
> >    axisProperties.getXAxisProperties().setPaddingBetweenXAxisLabels(0f);
> >    axisProperties.getXAxisProperties().setAxisStroke(CSAxis);
> >  
> >
> axisProperties.getXAxisProperties().setShowGridLines(DataAxisProperties.GR
> ID
> > _LINES_NONE);
> >    axisProperties.getYAxisProperties().setScaleChartFont(axisScaleFont);
> >    axisProperties.getYAxisProperties().setShowEndBorder(false);
> >    axisProperties.getYAxisProperties().setAxisStroke(CSAxis);
> >  
> >
> axisProperties.getYAxisProperties().setShowGridLines(DataAxisProperties.GR
> ID
> > _LINES_NONE);
> > 
> >    String title=null;
> >    String[] legendLabels = {" "};
> >    Paint[] paints = new Paint[]{Color.blue};
> >    double[][] data = new double[][]{{2.4305638 , 76.2283304 , 59.5653992
> 
> > 
> > , 12.9185693 , -94.4018601 , 41.8006188 , 45.009868 , 
> > 
> > -63.0464611 , 0.4272433 , 17.0886599 , 48.8614666 , 89.5960671 
> > 
> > , 44.107602 , 1.8919965 , -22.7345809 , 97.4517988 , 
> > 
> > 95.248644 , 58.0654687 , 82.1011746 , 36.7686102 , 25.6530842 
> > 
> > , 60.0724961 , -93.1170484 , 23.6652036 , 37.0968087 , 
> > 
> > 48.8910213 , 79.85264 , 53.9105076, 95.248644 , 58.0654687 , 
> > 
> > 82.1011746 , 36.7686102 , 59.5653992 , 12.9185693 , -94.4018601 , 
> > 
> > 41.8006188, 0.4272433 , 17.0886599 , 48.8614666 , 89.5960671}};
> >    String[] xAxisLabels = {"93"," "," "," ","94"," "," "," ","95"," ","
> ","
> > ","96"," "," "," ","97"," "," "," ","98"," "," "," ","99"," 
> > 
> > "," "," ","00"," "," "," ","01"," "," "," ","02"," "," "," "};
> > 
> >    DataAxisProperties dataAxisProperties = (DataAxisProperties)
> > axisProperties.getYAxisProperties();
> >    dataAxisProperties.setUserDefinedScale(-100,50);
> >    dataAxisProperties.setNumItems(5);
> >    dataAxisProperties.setShowZeroLine(true);
> >    
> >    BarChartProperties barChartProperties = new BarChartProperties();
> >    barChartProperties.setShowOutlinesFlag(false);
> >    String xAxisTitle = null;
> >    String yAxisTitle = null;
> >    IAxisDataSeries dataSeries = new DataSeries( xAxisLabels, xAxisTitle,
> > yAxisTitle, title );
> >    dataSeries.addIAxisPlotDataSet( new AxisChartDataSet( data,
> legendLabels,
> > paints, ChartType.BAR, 
> > 
> > barChartProperties ) );
> >    AxisChart axisChart = new AxisChart( dataSeries, chartProperties,
> > axisProperties, legendProperties, width, 
> > 
> > height );
> > 
> >    JPEGEncoder13.encode( axisChart, 1.0f, objFOS );
> >   }
> >   catch( Exception exp )
> >   {
> >    exp.printStackTrace();
> >   }
> >  }
> > }
> > 
> > 
> > Thanks,
> > Pal
> > 
> >  
> > 
> > 
> > 
> >   _____  
> > 
> > Do you Yahoo!?
> > SBC
> >
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> > 
> > 
> 
> 
> =====
> http://nathaniel-auvil.blog-city.com/
> 
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