Hello Everybody,
//The alternative text of the source is set as oleobject
//to get its reference quickly
ShapeExCollection sc = fstSlide.Shapes;
ShapeEx srcShape = fstSlide.FindShapeByAltText( “myShape” );<span style="color:green;">//Setting the index of chart data sheet</span> <span style="color:blue;">int</span> defaultWorksheetIndex = 0; <span style="color:blue;">if</span>( srcShape <span style="color:blue;">is</span> <span style="color:#2b91af;">ChartEx</span> ) { <span style="color:#2b91af;">ChartEx</span> chart = (<span style="color:#2b91af;">ChartEx</span>)srcShape; <span style="color:blue;">if</span>( chart != <span style="color:blue;">null</span> ) { <span style="color:green;">//Getting the chart data worksheet</span> <span style="color:#2b91af;">ChartDataCellFactory</span> chartFact = chart.ChartData.ChartDataCellFactory; <span style="color:green;">//Take first chart series. Disable data labels (not working).</span> <span style="color:#2b91af;">ChartSeriesEx</span> series = chart.ChartData.Series[ 0 ]; series.Labels.ShowLegendKey = <span style="color:blue;">false</span>; series.Labels.ShowSeriesName = <span style="color:blue;">false</span>; series.Labels.ShowValue = <span style="color:blue;">false</span>; series.Labels.ShowCategoryName = <span style="color:blue;">false</span>; chartFact.GetCell( defaultWorksheetIndex, 1, 0 ).Value = <span style="color:#a31515;">"Sep'10"</span>; chartFact.GetCell( defaultWorksheetIndex, 1, 1 ).Value = 5810; chartFact.GetCell( defaultWorksheetIndex, 2, 0 ).Value = <span style="color:#a31515;">"Oct'10"</span>; chartFact.GetCell( defaultWorksheetIndex, 2, 1 ).Value = 6376; chartFact.GetCell( defaultWorksheetIndex, 3, 0 ).Value = <span style="color:#a31515;">"Nov'10"</span>; chartFact.GetCell( defaultWorksheetIndex, 3, 1 ).Value = 6061; chartFact.GetCell( defaultWorksheetIndex, 4, 0 ).Value = <span style="color:#a31515;">"Dec'10"</span>; chartFact.GetCell( defaultWorksheetIndex, 4, 1 ).Value = 7385; chartFact.GetCell( defaultWorksheetIndex, 5, 0 ).Value = <span style="color:#a31515;">"Jan'10"</span>; chartFact.GetCell( defaultWorksheetIndex, 5, 1 ).Value = 5608; chartFact.GetCell( defaultWorksheetIndex, 6, 0 ).Value = <span style="color:#a31515;">"Feb'10"</span>; chartFact.GetCell( defaultWorksheetIndex, 6, 1 ).Value = 5028; chartFact.GetCell( defaultWorksheetIndex, 7, 0 ).Value = <span style="color:#a31515;">"Mar'10"</span>; chartFact.GetCell( defaultWorksheetIndex, 7, 1 ).Value = 6631; chartFact.GetCell( defaultWorksheetIndex, 8, 0 ).Value = <span style="color:#a31515;">"Apr'10"</span>; chartFact.GetCell( defaultWorksheetIndex, 8, 1 ).Value = 5756; } <span style="color:green;">//Write the presentation on disk</span> srcPres.Write( <span style="color:#a31515;">"out.pptx"</span> );</pre></div>