Create PowerPoint Presentations in C#

add-image.cs

// Create presentation
using (var p = new Presentation())
{
	// Read image
	var svgContent = File.ReadAllText("image.svg");
	
	// Add image to image collection
	var emfImage = p.Images.AddFromSvg(svgContent);
	
	// Add image to slide
	p.Slides[0].Shapes.AddPictureFrame(ShapeType.Rectangle, 0, 0, emfImage.Width, emfImage.Height, emfImage);
	
	// Save presentation
	p.Save("presentation.pptx", SaveFormat.Pptx);        
}

add-slide.cs

// Instantiate Presentation class that represents the presentation file
using (Presentation pres = new Presentation())
{
    // Instantiate SlideCollection class
    ISlideCollection slds = pres.Slides;

    for (int i = 0; i < pres.LayoutSlides.Count; i++)
    {
        // Add an empty slide to the Slides collection
        slds.AddEmptySlide(pres.LayoutSlides[i]);

    }

    // Save the PPTX file to the Disk
    pres.Save("EmptySlide_out.pptx", SaveFormat.Pptx);

}

add-text.cs

// Instantiate PresentationEx// Instantiate PresentationEx
using (Presentation pres = new Presentation())
{
    // Get the first slide
    ISlide sld = pres.Slides[0];

    // Add an AutoShape of Rectangle type
    IAutoShape ashp = sld.Shapes.AddAutoShape(ShapeType.Rectangle, 150, 75, 150, 50);

    // Add TextFrame to the Rectangle
    ashp.AddTextFrame(" ");

    // Accessing the text frame
    ITextFrame txtFrame = ashp.TextFrame;

    // Create the Paragraph object for text frame
    IParagraph para = txtFrame.Paragraphs[0];

    // Create Portion object for paragraph
    IPortion portion = para.Portions[0];

    // Set Text
    portion.Text = "Aspose TextBox";

    // Save the presentation to disk
    pres.Save("presentation.pptx", Aspose.Slides.Export.SaveFormat.Pptx);
}

create-chart.cs

// Instantiate Presentation class that represents PPTX file
Presentation pres = new Presentation();

// Access first slide
ISlide sld = pres.Slides[0];

// Add chart with default data
IChart chart = sld.Shapes.AddChart(ChartType.ClusteredColumn, 0, 0, 500, 500);

// Setting chart Title
// Chart.ChartTitle.TextFrameForOverriding.Text = "Sample Title";
chart.ChartTitle.AddTextFrameForOverriding("Sample Title");
chart.ChartTitle.TextFrameForOverriding.TextFrameFormat.CenterText = NullableBool.True;
chart.ChartTitle.Height = 20;
chart.HasTitle = true;

// Set first series to Show Values
chart.ChartData.Series[0].Labels.DefaultDataLabelFormat.ShowValue = true;

// Setting the index of chart data sheet
int defaultWorksheetIndex = 0;

// Getting the chart data worksheet
IChartDataWorkbook fact = chart.ChartData.ChartDataWorkbook;

// Delete default generated series and categories
chart.ChartData.Series.Clear();
chart.ChartData.Categories.Clear();
int s = chart.ChartData.Series.Count;
s = chart.ChartData.Categories.Count;

// Adding new series
chart.ChartData.Series.Add(fact.GetCell(defaultWorksheetIndex, 0, 1, "Series 1"), chart.Type);
chart.ChartData.Series.Add(fact.GetCell(defaultWorksheetIndex, 0, 2, "Series 2"), chart.Type);

// Adding new categories
chart.ChartData.Categories.Add(fact.GetCell(defaultWorksheetIndex, 1, 0, "Caetegoty 1"));
chart.ChartData.Categories.Add(fact.GetCell(defaultWorksheetIndex, 2, 0, "Caetegoty 2"));
chart.ChartData.Categories.Add(fact.GetCell(defaultWorksheetIndex, 3, 0, "Caetegoty 3"));

// Take first chart series
IChartSeries series = chart.ChartData.Series[0];

// Now populating series data

series.DataPoints.AddDataPointForBarSeries(fact.GetCell(defaultWorksheetIndex, 1, 1, 20));
series.DataPoints.AddDataPointForBarSeries(fact.GetCell(defaultWorksheetIndex, 2, 1, 50));
series.DataPoints.AddDataPointForBarSeries(fact.GetCell(defaultWorksheetIndex, 3, 1, 30));

// Setting fill color for series
series.Format.Fill.FillType = FillType.Solid;
series.Format.Fill.SolidFillColor.Color = Color.Red;


// Take second chart series
series = chart.ChartData.Series[1];

// Now populating series data
series.DataPoints.AddDataPointForBarSeries(fact.GetCell(defaultWorksheetIndex, 1, 2, 30));
series.DataPoints.AddDataPointForBarSeries(fact.GetCell(defaultWorksheetIndex, 2, 2, 10));
series.DataPoints.AddDataPointForBarSeries(fact.GetCell(defaultWorksheetIndex, 3, 2, 60));

// Setting fill color for series
series.Format.Fill.FillType = FillType.Solid;
series.Format.Fill.SolidFillColor.Color = Color.Green;

// First label will be show Category name
IDataLabel lbl = series.DataPoints[0].Label;
lbl.DataLabelFormat.ShowCategoryName = true;

lbl = series.DataPoints[1].Label;
lbl.DataLabelFormat.ShowSeriesName = true;

// Show value for third label
lbl = series.DataPoints[2].Label;
lbl.DataLabelFormat.ShowValue = true;
lbl.DataLabelFormat.ShowSeriesName = true;
lbl.DataLabelFormat.Separator = "/";
            
// Save presentation with chart
pres.Save("AsposeChart_out.pptx", SaveFormat.Pptx);

create-presentation.cs

// Instantiate a Presentation object that represents a presentation file
using (Presentation presentation = new Presentation())
{
    // Get the first slide
    ISlide slide = presentation.Slides[0];

    // Add content to slide...
    
    // Save presentation
    presentation.Save("NewPresentation.pptx", SaveFormat.Pptx);
}

create-table.cs

// Instantiate Presentation class that represents PPTX file
Presentation pres = new Presentation();

// Access first slide
ISlide sld = pres.Slides[0];

// Define columns with widths and rows with heights
double[] dblCols = { 50, 50, 50 };
double[] dblRows = { 50, 30, 30, 30, 30 };

// Add table shape to slide
ITable tbl = sld.Shapes.AddTable(100, 50, dblCols, dblRows);

// Set border format for each cell
for (int row = 0; row < tbl.Rows.Count; row++)
{
	for (int cell = 0; cell < tbl.Rows[row].Count; cell++)
	{
		tbl.Rows[row][cell].CellFormat.BorderTop.FillFormat.FillType = FillType.Solid;
		tbl.Rows[row][cell].CellFormat.BorderTop.FillFormat.SolidFillColor.Color = Color.Red;
		tbl.Rows[row][cell].CellFormat.BorderTop.Width = 5;

		tbl.Rows[row][cell].CellFormat.BorderBottom.FillFormat.FillType = (FillType.Solid);
		tbl.Rows[row][cell].CellFormat.BorderBottom.FillFormat.SolidFillColor.Color= Color.Red;
		tbl.Rows[row][cell].CellFormat.BorderBottom.Width =5;

		tbl.Rows[row][cell].CellFormat.BorderLeft.FillFormat.FillType = FillType.Solid;
		tbl.Rows[row][cell].CellFormat.BorderLeft.FillFormat.SolidFillColor.Color =Color.Red;
		tbl.Rows[row][cell].CellFormat.BorderLeft.Width = 5;

		tbl.Rows[row][cell].CellFormat.BorderRight.FillFormat.FillType = FillType.Solid;
		tbl.Rows[row][cell].CellFormat.BorderRight.FillFormat.SolidFillColor.Color = Color.Red;
		tbl.Rows[row][cell].CellFormat.BorderRight.Width = 5;
	}
}

// Merge cells 1 & 2 of row 1
tbl.MergeCells(tbl.Rows[0][0], tbl.Rows[1][1], false);

// Add text to the merged cell
tbl.Rows[0][0].TextFrame.Text = "Merged Cells";

// Save PPTX to Disk
pres.Save("table.pptx", SaveFormat.Pptx);

open-presentation.cs

// Opening the presentation file by passing the file path to the constructor of Presentation class
Presentation pres = new Presentation("OpenPresentation.pptx");

// Printing the total number of slides in the presentation
System.Console.WriteLine(pres.Slides.Count.ToString());