SmartArt in presentations is used to provide the information in visual form. Sometimes, it is opted to make the simple text more appealing. Whereas, in other cases, it is used to demonstrate flow diagrams, processes, relationships between different entities, etc. In this article, you will learn how to create SmartArt in PowerPoint presentations programmatically using C#.
- .NET API to Create SmartArt in PowerPoint
- Create a SmartArt Shape in PowerPoint
- Access a SmartArt Shape in PowerPoint
- Change SmartArt Shape’s Style
.NET API to Create SmartArt in PowerPoint
To work with SmartArt in PowerPoint presentations, we will use Aspose.Slides for .NET. It is a powerful class library to create and manipulate PowerPoint and OpenOffice presentations. You can either install the API via NuGet or download its DLL.
PM> Install-Package Aspose.Slides.NETCreate a SmartArt Shape in PowerPoint using C#
Aspose.Slides for .NET provides the easiest way to create the SmartArt shapes in the presentations. For demonstration, let’s create a SmartArt shape from scratch in a PowerPoint presentation using C#.
- Create a new presentation or load an existing one using Presentation class.
- Get reference of the desired slide into an ISlide object.
- Create a SmartArt using ISlide.Shapes.AddSmartArt() method.
- Save the updated presentation using Presentation.Save(String, SaveFormat) method.
The following code sample shows how to create a SmartArt shape in a PowerPoint presentation.
The following screenshot shows the output of the above code sample.
Access a SmartArt Shape in PowerPoint using C#
You can also access the SmartArt shapes in the existing PowerPoint presentations. Once accessed, you can modify them as required. The following are the steps to access the SmartArt shapes in PowerPoint presentations using C#.
- Create a new presentation or load an existing one using Presentation class.
- Get reference of the desired slide into an ISlide object.
- Loop through the shapes in the slide using ISlide.Shapes collection.
- If the shape is of type ISmartArt, then get its reference into an ISmartArt object.
- If required, filter the SmartArt shapes of a specific layout using ISmartArt.Layout property.
The following code sample shows how to access SmartArt shapes in PowerPoint presentations.
Change SmartArt Shape’s Style using C#
Once you have accessed a SmartArt shape, you can change its style as well. The following steps demonstrate how to change the style of the SmartArt shapes in a PowerPoint presentation using C#.
- Create a new presentation or load an existing one using Presentation class.
- Get reference of the desired slide into an ISlide object.
- Loop through the shapes in the slide using ISlide.Shapes collection.
- If the shape is of type ISmartArt, then get its reference into an ISmartArt object.
- Change the desired style, i.e. ISmartArt.ColorStyle, ISmartArt.QuickStyle, etc.
- Save the updated presentation using Presentation.Save(String, SaveFormat) method.
The following code sample shows how to change the style of the SmartArt shapes in PowerPoint presentations.
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Conclusion
In this article, you have learned how to create SmartArt in PowerPoint presentations using C#. Moreover, you have seen how to access the SmartArt shapes and change their styles programmatically. You can explore the documentation to learn more about Aspose.Slides for .NET. In addition, you can ask your questions via our forum.
