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Interface IOptimizedUpdate - UWP API Reference | Syncfusion

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    Interface IOptimizedUpdate

    This interface describes methods for optimized object update.

    Namespace: Syncfusion.OfficeChart
    Assembly: Syncfusion.OfficeChart.UWP.dll
    Syntax
    public interface IOptimizedUpdate

    Methods

    BeginUpdate()

    This method should be called before several updates to the object will take place.

    Declaration
    void BeginUpdate()
    Examples
    //Create a presentation instance
    IPresentation presentation = Presentation.Create();
    //Add a blank slide to the presentation
    ISlide slide = presentation.Slides.Add(SlideLayoutType.Blank);
    //Add chart to the slide with position and size
    IPresentationChart chart = slide.Charts.AddChart(100, 10, 500, 300);
    //Set chart data - Row1
    chart.ChartData.SetValue(1, 2, "Jan");
    chart.ChartData.SetValue(1, 3, "Feb");
    chart.ChartData.SetValue(1, 4, "March");
    //Set chart data - Row2
    chart.ChartData.SetValue(2, 1, "2010");
    chart.ChartData.SetValue(2, 2, "60");
    chart.ChartData.SetValue(2, 3, "70");
    chart.ChartData.SetValue(2, 4, "80");
    //Set chart data - Row3
    chart.ChartData.SetValue(3, 1, "2011");
    chart.ChartData.SetValue(3, 2, "80");
    chart.ChartData.SetValue(3, 3, "70");
    chart.ChartData.SetValue(3, 4, "60");
    //Set chart data - Row4
    chart.ChartData.SetValue(4, 1, "2012");
    chart.ChartData.SetValue(4, 2, "60");
    chart.ChartData.SetValue(4, 3, "70");
    chart.ChartData.SetValue(4, 4, "80");
    //Create a new chart series with the name
    IOfficeChartSerie serieJan = chart.Series.Add("Jan");
    //Set the data range of chart serie � start row, start column, end row, end column
    serieJan.Values = chart.ChartData[2, 2, 4, 2];
    //Set the chart title
    chart.ChartTitle = "This is a chart Title";
    //Invoke the begin update method
    chart.ChartTitleArea.BeginUpdate();
    //Set the bold font style
    chart.ChartTitleArea.Bold = true;
    //Set the color of the text area
    chart.ChartTitleArea.Color = OfficeKnownColors.Plum;
    //Invoke end update method
    chart.ChartTitleArea.EndUpdate();
    //Save the presentation
    presentation.Save("Output.pptx");
    //Close the presentation
    presentation.Close();
    'Create a presentation instance
    Dim presentation__1 As IPresentation = Presentation.Create()
    'Add a blank slide to the presentation
    Dim slide As ISlide = presentation__1.Slides.Add(SlideLayoutType.Blank)
    'Add chart to the slide with position and size
    Dim chart As IPresentationChart = slide.Charts.AddChart(100, 10, 500, 300)
    'Set chart data - Row1
    chart.ChartData.SetValue(1, 2, "Jan")
    chart.ChartData.SetValue(1, 3, "Feb")
    chart.ChartData.SetValue(1, 4, "March")
    'Set chart data - Row2
    chart.ChartData.SetValue(2, 1, "2010")
    chart.ChartData.SetValue(2, 2, "60")
    chart.ChartData.SetValue(2, 3, "70")
    chart.ChartData.SetValue(2, 4, "80")
    'Set chart data - Row3
    chart.ChartData.SetValue(3, 1, "2011")
    chart.ChartData.SetValue(3, 2, "80")
    chart.ChartData.SetValue(3, 3, "70")
    chart.ChartData.SetValue(3, 4, "60")
    'Set chart data - Row4
    chart.ChartData.SetValue(4, 1, "2012")
    chart.ChartData.SetValue(4, 2, "60")
    chart.ChartData.SetValue(4, 3, "70")
    chart.ChartData.SetValue(4, 4, "80")
    'Create a new chart series with the name
    Dim serieJan As IOfficeChartSerie = chart.Series.Add("Jan")
    'Set the data range of chart serie � start row, start column, end row, end column
    serieJan.Values = chart.ChartData(2, 2, 4, 2)
    'Set the chart title
    chart.ChartTitle = "This is a chart Title"
    'Invoke the begin update method
    chart.ChartTitleArea.BeginUpdate()
    'Set the bold font style
    chart.ChartTitleArea.Bold = True
    'Set the color of the text area
    chart.ChartTitleArea.Color = OfficeKnownColors.Plum
    'Invoke end update method
    chart.ChartTitleArea.EndUpdate()
    'Save the presentation
    presentation__1.Save("Output.pptx")
    'Close the presentation
    presentation__1.Close()

    EndUpdate()

    This method should be called after several updates to the object took place.

    Declaration
    void EndUpdate()
    Examples
    //Create a presentation instance
    IPresentation presentation = Presentation.Create();
    //Add a blank slide to the presentation
    ISlide slide = presentation.Slides.Add(SlideLayoutType.Blank);
    //Add chart to the slide with position and size
    IPresentationChart chart = slide.Charts.AddChart(100, 10, 500, 300);
    //Set chart data - Row1
    chart.ChartData.SetValue(1, 2, "Jan");
    chart.ChartData.SetValue(1, 3, "Feb");
    chart.ChartData.SetValue(1, 4, "March");
    //Set chart data - Row2
    chart.ChartData.SetValue(2, 1, "2010");
    chart.ChartData.SetValue(2, 2, "60");
    chart.ChartData.SetValue(2, 3, "70");
    chart.ChartData.SetValue(2, 4, "80");
    //Set chart data - Row3
    chart.ChartData.SetValue(3, 1, "2011");
    chart.ChartData.SetValue(3, 2, "80");
    chart.ChartData.SetValue(3, 3, "70");
    chart.ChartData.SetValue(3, 4, "60");
    //Set chart data - Row4
    chart.ChartData.SetValue(4, 1, "2012");
    chart.ChartData.SetValue(4, 2, "60");
    chart.ChartData.SetValue(4, 3, "70");
    chart.ChartData.SetValue(4, 4, "80");
    //Create a new chart series with the name
    IOfficeChartSerie serieJan = chart.Series.Add("Jan");
    //Set the data range of chart serie � start row, start column, end row, end column
    serieJan.Values = chart.ChartData[2, 2, 4, 2];
    //Set the chart title
    chart.ChartTitle = "This is a chart Title";
    //Invoke the begin update method
    chart.ChartTitleArea.BeginUpdate();
    //Set the bold font style
    chart.ChartTitleArea.Bold = true;
    //Set the color of the text area
    chart.ChartTitleArea.Color = OfficeKnownColors.Plum;
    //Invoke end update method
    chart.ChartTitleArea.EndUpdate();
    //Save the presentation
    presentation.Save("Output.pptx");
    //Close the presentation
    presentation.Close();
    'Create a presentation instance
    Dim presentation__1 As IPresentation = Presentation.Create()
    'Add a blank slide to the presentation
    Dim slide As ISlide = presentation__1.Slides.Add(SlideLayoutType.Blank)
    'Add chart to the slide with position and size
    Dim chart As IPresentationChart = slide.Charts.AddChart(100, 10, 500, 300)
    'Set chart data - Row1
    chart.ChartData.SetValue(1, 2, "Jan")
    chart.ChartData.SetValue(1, 3, "Feb")
    chart.ChartData.SetValue(1, 4, "March")
    'Set chart data - Row2
    chart.ChartData.SetValue(2, 1, "2010")
    chart.ChartData.SetValue(2, 2, "60")
    chart.ChartData.SetValue(2, 3, "70")
    chart.ChartData.SetValue(2, 4, "80")
    'Set chart data - Row3
    chart.ChartData.SetValue(3, 1, "2011")
    chart.ChartData.SetValue(3, 2, "80")
    chart.ChartData.SetValue(3, 3, "70")
    chart.ChartData.SetValue(3, 4, "60")
    'Set chart data - Row4
    chart.ChartData.SetValue(4, 1, "2012")
    chart.ChartData.SetValue(4, 2, "60")
    chart.ChartData.SetValue(4, 3, "70")
    chart.ChartData.SetValue(4, 4, "80")
    'Create a new chart series with the name
    Dim serieJan As IOfficeChartSerie = chart.Series.Add("Jan")
    'Set the data range of chart serie � start row, start column, end row, end column
    serieJan.Values = chart.ChartData(2, 2, 4, 2)
    'Set the chart title
    chart.ChartTitle = "This is a chart Title"
    'Invoke the begin update method
    chart.ChartTitleArea.BeginUpdate()
    'Set the bold font style
    chart.ChartTitleArea.Bold = True
    'Set the color of the text area
    chart.ChartTitleArea.Color = OfficeKnownColors.Plum
    'Invoke end update method
    chart.ChartTitleArea.EndUpdate()
    'Save the presentation
    presentation__1.Save("Output.pptx")
    'Close the presentation
    presentation__1.Close()

    Extension Methods

    DateTimeExtension.ToDateTime(Object)
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