Module: Asposeslidesjava::ErrorBars

Defined in:
lib/asposeslidesjava/Charts/errorbars.rb

Instance Method Summary collapse

Instance Method Details

#add_custom_error_bar_value ⇒ Object 



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# File 'lib/asposeslidesjava/Charts/errorbars.rb', line 40

def add_custom_error_bar_value()
    data_dir = File.dirname(File.dirname(File.dirname(File.dirname(__FILE__)))) + '/data/'
            
    # Instantiate Presentation class that represents the presentation file
    pres = Rjb::import('com.aspose.slides.Presentation').new

    slide = pres.getSlides().get_Item(0)

    # Creating a bubble chart
    chart = pres.getSlides().get_Item(0).getShapes().addChart(Rjb::import('com.aspose.slides.ChartType').Bubble, 50, 50, 400, 300, true)

    # Adding custom Error bars and setting its format
    error_bar_value_type = Rjb::import('com.aspose.slides.ErrorBarValueType')
    series = chart.getChartData().getSeries().get_Item(0)
    error_bar_x = series.getErrorBarsXFormat()
    error_bar_y = series.getErrorBarsYFormat()
    #error_bar_x.isVisible(true)
    #error_bar_y.isVisible(true)
    error_bar_x.setValueType(error_bar_value_type.Custom)
    error_bar_y.setValueType(error_bar_value_type.Custom)
       
    #Accessing chart series data point and setting error bars values for individual point
    data_source_type = Rjb::import('com.aspose.slides.DataSourceType')
    points = series.getDataPoints()
    points.getDataSourceTypeForErrorBarsCustomValues().setDataSourceTypeForXPlusValues(data_source_type.DoubleLiterals)
    points.getDataSourceTypeForErrorBarsCustomValues().setDataSourceTypeForXMinusValues(data_source_type.DoubleLiterals)
    points.getDataSourceTypeForErrorBarsCustomValues().setDataSourceTypeForYPlusValues(data_source_type.DoubleLiterals)
    points.getDataSourceTypeForErrorBarsCustomValues().setDataSourceTypeForYMinusValues(data_source_type.DoubleLiterals)
        
    # Setting error bars for chart series points
    i = 0
    while i < points.size()
        points.get_Item(i).getErrorBarsCustomValues().getXMinus().setAsLiteralDouble(i + 1)
        points.get_Item(i).getErrorBarsCustomValues().getXPlus().setAsLiteralDouble(i + 1)
        points.get_Item(i).getErrorBarsCustomValues().getYMinus().setAsLiteralDouble(i + 1)
        points.get_Item(i).getErrorBarsCustomValues().getYPlus().setAsLiteralDouble(i + 1)
        i +=1
    end

    pres.save(data_dir + "ErrorBarsCustomValues.pptx", Rjb::import('com.aspose.slides.SaveFormat').Pptx)

    puts "Added custom error bars values for chart, please check the output file." 
end

#add_fixed_error_bar_value ⇒ Object 



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# File 'lib/asposeslidesjava/Charts/errorbars.rb', line 11

def add_fixed_error_bar_value()
    data_dir = File.dirname(File.dirname(File.dirname(File.dirname(__FILE__)))) + '/data/'
            
    # Instantiate Presentation class that represents the presentation file
    pres = Rjb::import('com.aspose.slides.Presentation').new

    # Creating a bubble chart
    chart = pres.getSlides().get_Item(0).getShapes().addChart(Rjb::import('com.aspose.slides.ChartType').Bubble, 50, 50, 400, 300, true)

    # Adding Error bars and setting its format
    error_bar_x = chart.getChartData().getSeries().get_Item(0).getErrorBarsXFormat()
    error_bar_y = chart.getChartData().getSeries().get_Item(0).getErrorBarsYFormat()

    #error_bar_x.isVisible(true)
    #error_bar_y.isVisible(true)
    error_bar_x.setValueType(Rjb::import('com.aspose.slides.ErrorBarValueType').Fixed)
    error_bar_x.setValue(0.1)
    error_bar_y.setValueType(Rjb::import('com.aspose.slides.ErrorBarValueType').Percentage)
    error_bar_y.setValue(5)
    error_bar_x.setType(Rjb::import('com.aspose.slides.ErrorBarType').Plus)
    error_bar_y.getFormat().getLine().setWidth(2.0)
    #error_bar_x.hasEndCap(true)

    # Save presentation with chart
    pres.save(data_dir + "ErrorBar.pptx", Rjb::import('com.aspose.slides.SaveFormat').Pptx)

    puts "Added fixed error bar value for chart, please check the output file."
end

#initialize ⇒ Object 



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# File 'lib/asposeslidesjava/Charts/errorbars.rb', line 3

def initialize()
    # Adding Fixed Error Bar Value for Chart
    add_fixed_error_bar_value()

    # Adding Custom Error Bar Value for Chart
    add_custom_error_bar_value()
end