Interface ISmartArtNodes

Represents a collection of nodes within a SmartArt diagram.

Inherited Members
System.Collections.Generic.IEnumerable<Syncfusion.Presentation.ISmartArtNode>.GetEnumerator()
Namespace: Syncfusion.Presentation
Assembly: Syncfusion.Presentation.Base.dll
Syntax
public interface ISmartArtNodes : IEnumerable<ISmartArtNode>, IEnumerable

Properties

Count

Gets the number of nodes contained in the SmartArt node collection. Read-only.

Declaration
int Count { get; }
Property Value
Type
System.Int32
Examples
 // Create an instance of PowerPoint Presentation
 IPresentation pptxDoc = Presentation.Create();
 //Add a blank slide to the Presentation
 ISlide slide = pptxDoc.Slides.Add(SlideLayoutType.Blank);
 //Add a BasicBlockList SmartArt to the slide at the specified size and position.
 ISmartArt smartArt = slide.Shapes.AddSmartArt(SmartArtType.BasicBlockList, 0, 0, 640, 426);
 //Gets the number of nodes
 int count = smartArt.Nodes.Count;
 //Save the Presentation
 pptxDoc.Save("Sample.pptx");
 //Close the Presentation
 pptxDoc.Close();
 'Create an instance of PowerPoint Presentation
 Dim pptxDoc As IPresentation = Presentation.Create()
 'Add a blank slide to the Presentation
 Dim slide As ISlide = pptxDoc.Slides.Add(SlideLayoutType.Blank)
 'Add a BasicBlockList SmartArt to the slide at the specified size and position.
 Dim smartArt As ISmartArt = slide.Shapes.AddSmartArt(SmartArtType.BasicBlockList, 0, 0, 640, 426)
 'Gets the number of nodes.
 Dim count As Integer = smartArt.Nodes.Count
 'Save the Presentation
 pptxDoc.Save("Sample.pptx")
 'Close the Presentation
 pptxDoc.Close()

Item[Int32]

Gets a node at the specified index of a SmartArt node collection. Read-only.

Declaration
ISmartArtNode this[int index] { get; }
Parameters
Type Name Description
System.Int32 index

Determines the index of the SmartArt node.
Property Value
Type Description
ISmartArtNode

Returns an ISmartArtNode instance.
Examples
 // Create an instance of PowerPoint Presentation
 IPresentation pptxDoc = Presentation.Create();
 //Add a blank slide to the Presentation
 ISlide slide = pptxDoc.Slides.Add(SlideLayoutType.Blank);
 //Add a BasicBlockList SmartArt to the slide at the specified size and position.
 ISmartArt smartArt = slide.Shapes.AddSmartArt(SmartArtType.BasicBlockList, 0, 0, 640, 426);
 //Gets the first smart art node
 ISmartArtNode node = smartArt.Nodes[0];
 //Sets the text to the node.
 node.TextBody.AddParagraph("First node text");
 //Save the Presentation
 pptxDoc.Save("Sample.pptx");
 //Close the Presentation
 pptxDoc.Close();
 'Create an instance of PowerPoint Presentation
 Dim pptxDoc As IPresentation = Presentation.Create()
 'Add a blank slide to the Presentation
 Dim slide As ISlide = pptxDoc.Slides.Add(SlideLayoutType.Blank)
 'Add a BasicBlockList SmartArt to the slide at the specified size and position.
 Dim smartArt As ISmartArt = slide.Shapes.AddSmartArt(SmartArtType.BasicBlockList, 0, 0, 640, 426)
 'Gets the first smart art node
 Dim node As ISmartArtNode = smartArt.Nodes(0)
 'Sets the text to the node.
 node.TextBody.AddParagraph("First node text")
 'Save the Presentation
 pptxDoc.Save("Sample.pptx")
 'Close the Presentation
 pptxDoc.Close()

Methods

Add()

Adds a new SmartArt node at the end of the SmartArt node collection.

Declaration
ISmartArtNode Add()
Returns
Type Description
ISmartArtNode

Returns an ISmartArtNode instance that represents the new SmartArt diagram.
Examples
 // Create an instance of PowerPoint Presentation
 IPresentation pptxDoc = Presentation.Create();
 //Add a blank slide to the Presentation
 ISlide slide = pptxDoc.Slides.Add(SlideLayoutType.Blank);
 //Add a SmartArt to the slide at the specified size and position.
 ISmartArt smartArt = slide.Shapes.AddSmartArt(SmartArtType.AlternatingHexagons, 0, 0, 640, 426);
 // Add a new node to the SmartArt.
 ISmartArtNode newNode = smartArt.Nodes.Add();
 // Set a text to newly added child node.
 newNode.TextBody.AddParagraph("Added new node to the smart art shape.");
 //Save the Presentation.
 pptxDoc.Save("Sample.pptx");
 //Close the Presentation.
 pptxDoc.Close();
 'Create an instance of PowerPoint Presentation
 Dim pptxDoc As IPresentation = Presentation.Create()
 'Add a blank slide to the Presentation
 Dim slide As ISlide = pptxDoc.Slides.Add(SlideLayoutType.Blank)
 'Add a SmartArt to the slide at the specified size and position.
 Dim smartArt As ISmartArt = slide.Shapes.AddSmartArt(SmartArtType.AlternatingHexagons, 10, 10, 640, 426)
 'Add a new node to the SmartArt.
 Dim newNode As ISmartArtNode = smartArt.Nodes.Add()
 'Set a text to newly added child node.
 newNode.TextBody.AddParagraph("Parent node for the child node.")
 'Save the Presentation.
 pptxDoc.Save("Sample.pptx")
 'Close the Presentation.
 pptxDoc.Close()

Clear()

Removes all the nodes from the SmartArt.

Declaration
void Clear()
Examples
 // Create an instance of PowerPoint Presentation
 IPresentation pptxDoc = Presentation.Create();
 //Add a blank slide to the Presentation
 ISlide slide = pptxDoc.Slides.Add(SlideLayoutType.Blank);
 //Add a BasicBlockList SmartArt to the slide at the specified size and position.
 ISmartArt smartArt = slide.Shapes.AddSmartArt(SmartArtType.BasicBlockList, 100, 50, 640, 426);
 //Sets the background color for the smart art shape
 smartArt.Background.SolidFill.Color = ColorObject.AliceBlue;
 //Clear the smart art nodes.
 smartArt.Nodes.Clear();
 //Save the Presentation
 pptxDoc.Save("Sample.pptx");
 //Close the Presentation
 pptxDoc.Close();
 'Create an instance of PowerPoint Presentation
 Dim pptxDoc As IPresentation = Presentation.Create()
 'Add a blank slide to the Presentation
 Dim slide As ISlide = pptxDoc.Slides.Add(SlideLayoutType.Blank)
 'Add a BasicBlockList SmartArt to the slide at the specified size and position.
 Dim smartArt As ISmartArt = slide.Shapes.AddSmartArt(SmartArtType.BasicBlockList, 100, 50, 640, 426)
 'Sets the background color for the smart art shape
 smartArt.Background.SolidFill.Color = ColorObject.AliceBlue
 'Clear the smart art nodes.
 smartArt.Nodes.Clear()
 'Save the Presentation
 pptxDoc.Save("Sample.pptx")
 'Close the Presentation
 pptxDoc.Close()

IndexOf(ISmartArtNode)

Returns the first occurrence of a specified node from the SmartArt node collection.

Declaration
int IndexOf(ISmartArtNode smartArtNode)
Parameters
Type Name Description
ISmartArtNode smartArtNode

The ISmartArtNode instance to locate in the collection.
Returns
Type Description
System.Int32

Returns the zero-based index of the first occurrence of SmartArt node within the collection, if found; otherwise, �1.
Examples
 // Create an instance of PowerPoint Presentation
 IPresentation pptxDoc = Presentation.Create();
 //Add a blank slide to the Presentation
 ISlide slide = pptxDoc.Slides.Add(SlideLayoutType.Blank);
 //Add a SmartArt to the slide at the specified size and position.
 ISmartArt smartArt = slide.Shapes.AddSmartArt(SmartArtType.AlternatingHexagons, 0, 0, 640, 426);
 // Add a new node to the SmartArt.
 ISmartArtNode newNode = smartArt.Nodes.Add();
 // Set a text to newly added child node.
 newNode.TextBody.AddParagraph("Added new node to the smart art shape.");
 //Gets the index of new node.
 int index = smartArt.Nodes.IndexOf(newNode);
 //Save the Presentation.
 pptxDoc.Save("Sample.pptx");
 //Close the Presentation.
 pptxDoc.Close();
 'Create an instance of PowerPoint Presentation
 Dim pptxDoc As IPresentation = Presentation.Create()
 'Add a blank slide to the Presentation
 Dim slide As ISlide = pptxDoc.Slides.Add(SlideLayoutType.Blank)
 'Add a SmartArt to the slide at the specified size and position.
 Dim smartArt As ISmartArt = slide.Shapes.AddSmartArt(SmartArtType.AlternatingHexagons, 10, 10, 640, 426)
 'Add a new node to the SmartArt.
 Dim newNode As ISmartArtNode = smartArt.Nodes.Add()
 'Set a text to newly added child node.
 newNode.TextBody.AddParagraph("Added new node to the smart art shape.")
 'Gets the index of new node.
 Dim index As Integer = smartArt.Nodes.IndexOf(newNode)
 'Save the Presentation.
 pptxDoc.Save("Sample.pptx")
 'Close the Presentation.
 pptxDoc.Close()

Remove(ISmartArtNode)

Removes the first occurrence of a specified node from the SmartArt node collection.

Declaration
bool Remove(ISmartArtNode smartArtNode)
Parameters
Type Name Description
ISmartArtNode smartArtNode

The SmartArt node to be removed from the collection.
Returns
Type Description
System.Boolean

Returns true if the specified SmartArt node is removed from the node collection otherwise returns false.
Examples
 // Create an instance of PowerPoint Presentation
 IPresentation pptxDoc = Presentation.Create();
 //Add a blank slide to the Presentation
 ISlide slide = pptxDoc.Slides.Add(SlideLayoutType.Blank);
 //Add a BasicBlockList SmartArt to the slide at the specified size and position.
 ISmartArt smartArt = slide.Shapes.AddSmartArt(SmartArtType.BasicBlockList, 100, 50, 640, 426);
 //Gets the first smart art node.
 ISmartArtNode node = smartArt.Nodes[0];
 //Remove the smart art node from the node collection.
 smartArt.Nodes.Remove(node);
 //Save the Presentation
 pptxDoc.Save("Sample.pptx");
 //Close the Presentation
 pptxDoc.Close();
 'Create an instance of PowerPoint Presentation
 Dim pptxDoc As IPresentation = Presentation.Create()
 'Add a blank slide to the Presentation
 Dim slide As ISlide = pptxDoc.Slides.Add(SlideLayoutType.Blank)
 'Add a BasicBlockList SmartArt to the slide at the specified size and position.
 Dim smartArt As ISmartArt = slide.Shapes.AddSmartArt(SmartArtType.BasicBlockList, 100, 50, 640, 426)
 'Gets the first smart art node
 Dim node As ISmartArtNode = smartArt.Nodes(0)
 'Remove the smart art node from the node collection.
 smartArt.Nodes.Remove(node)
 'Save the Presentation
 pptxDoc.Save("Sample.pptx")
 'Close the Presentation
 pptxDoc.Close()

RemoveAt(Int32)

Removes the node at the specified index of SmartArt node collection.

Declaration
void RemoveAt(int index)
Parameters
Type Name Description
System.Int32 index

The zero-based index of the element to be removed.
Examples
 // Create an instance of PowerPoint Presentation
 IPresentation pptxDoc = Presentation.Create();
 //Add a blank slide to the Presentation
 ISlide slide = pptxDoc.Slides.Add(SlideLayoutType.Blank);
 //Add a BasicBlockList SmartArt to the slide at the specified size and position.
 ISmartArt smartArt = slide.Shapes.AddSmartArt(SmartArtType.BasicBlockList, 100, 50, 640, 426);
 //Gets the first smart art node.
 ISmartArtNode node = smartArt.Nodes[0];
 //Remove the smart art node from the node collection.
 smartArt.Nodes.RemoveAt(1);
 //Save the Presentation
 pptxDoc.Save("Sample.pptx");
 //Close the Presentation
 pptxDoc.Close();
 'Create an instance of PowerPoint Presentation
 Dim pptxDoc As IPresentation = Presentation.Create()
 'Add a blank slide to the Presentation
 Dim slide As ISlide = pptxDoc.Slides.Add(SlideLayoutType.Blank)
 'Add a BasicBlockList SmartArt to the slide at the specified size and position.
 Dim smartArt As ISmartArt = slide.Shapes.AddSmartArt(SmartArtType.BasicBlockList, 100, 50, 640, 426)
 'Gets the first smart art node
 Dim node As ISmartArtNode = smartArt.Nodes(0)
 'Remove the smart art node from the node collection.
 smartArt.Nodes.RemoveAt(1)
 'Save the Presentation
 pptxDoc.Save("Sample.pptx")
 'Close the Presentation
 pptxDoc.Close()

Extension Methods