Class WPicture

Represents the picture in the Word document.

Inheritance
System.Object
OwnerHolder
XDLSSerializableBase
Entity
WidgetBase
ParagraphItem
WPicture
Inherited Members
Namespace: Syncfusion.DocIO.DLS
Assembly: Syncfusion.DocIO.Portable.dll
Syntax
public class WPicture : ParagraphItem, IXDLSSerializable, IOfficeRun, ILeafWidget, IWidget, IWPicture, IParagraphItem, IEntity
Examples
private void Button1_Click(System.Object sender, System.EventArgs e)
{
    //Create a new Word document 
    WordDocument document = new WordDocument();
    //Add new section to the document
    IWSection section = document.AddSection();
    //Add new paragraph to the section
    IWParagraph paragraph = section.AddParagraph();
    paragraph.AppendText("This paragraph has picture. ");
    //Append new picture to the paragraph
    IWPicture picture = paragraph.AppendPicture(Image.FromFile("Image.png"));            
    //Set width and height for the paragraph
    picture.Width = 150;
    picture.Height = 100;
    //Set text wrapping style – When the wrapping style is inline the images will not be absolutely positioned. It will be added next to the textrange.
    picture.TextWrappingStyle = TextWrappingStyle.Square;
    picture.TextWrappingType = TextWrappingType.Largest;
    //Set horizontal and vertical origin
    picture.HorizontalOrigin = HorizontalOrigin.Page;
    picture.VerticalOrigin = VerticalOrigin.Paragraph;
    //Set horizontal and vertical position for the picture
    picture.HorizontalPosition = 200;
    picture.VerticalPosition = 150;
    //Set horizontal and vertical alignments
    picture.HorizontalAlignment = ShapeHorizontalAlignment.Center;
    picture.VerticalAlignment = ShapeVerticalAlignment.Bottom;
    //Set name, title, alternate text.
    picture.Title = "PictureTitle";
    picture.Name = "PictureName";
    picture.IsBelowText = true;            
    //Save the Word document
    document.Save("Sample.docx", FormatType.Docx);
    //Close the document
    document.Close();
}
Private Sub button_Click(sender As Object, e As EventArgs)
    'Create a new Word document 
    Dim document As New WordDocument()
    'Add new section to the document
    Dim section As IWSection = document.AddSection()
    'Add new paragraph to the section
    Dim paragraph As IWParagraph = section.AddParagraph()
    paragraph.AppendText("This paragraph has picture. ")
    'Append new picture to the paragraph
    Dim picture As IWPicture = paragraph.AppendPicture(Image.FromFile("Image.png"))
    'Set width and height for the paragraph
    picture.Width = 150
    picture.Height = 100
    'Set text wrapping style – When the wrapping style is inline the images will not be absolutely positioned. It will be added next to the textrange.
    picture.TextWrappingStyle = TextWrappingStyle.Square
    picture.TextWrappingType = TextWrappingType.Largest
    'Set horizontal and vertical origin
    picture.HorizontalOrigin = HorizontalOrigin.Page
    picture.VerticalOrigin = VerticalOrigin.Paragraph
    'Set horizontal and vertical position for the picture
    picture.HorizontalPosition = 200
    picture.VerticalPosition = 150
    'Set horizontal and vertical alignments
    picture.HorizontalAlignment = ShapeHorizontalAlignment.Center
    picture.VerticalAlignment = ShapeVerticalAlignment.Bottom
    'Set name, title, alternate text.
    picture.Title = "PictureTitle"
    picture.Name = "PictureName"
    picture.IsBelowText = True
    'Save the Word document
    document.Save("Sample.docx", FormatType.Docx)
    'Close the document
    document.Close()
End Sub

Constructors

WPicture(IWordDocument)

Initializes a new instance of the WPicture class with the specified IWordDocument instance.

Declaration
public WPicture(IWordDocument doc)
Parameters
Type Name Description
IWordDocument doc

The IWordDocument instance.

Properties

AlternativeText

Gets or sets the alternate text for the picture.

Declaration
public string AlternativeText { get; set; }
Property Value
Type Description
System.String

The string that represents the alternate text.

CharacterFormat

Gets the character format(font properties) of the picture. Read-only.

Declaration
public WCharacterFormat CharacterFormat { get; }
Property Value
Type
WCharacterFormat

EntityType

Gets the type of the entity. Read-only.

Declaration
public override EntityType EntityType { get; }
Property Value
Type Description
EntityType

The EntityType of the current item.
Overrides

FlipHorizontal

Gets or sets a Horizontal flipping of Picture.

Declaration
public bool FlipHorizontal { get; set; }
Property Value
Type Description
System.Boolean

true indicates that a picture has been flipped horizontally; otherwise, false.
Remarks

This property returns True if the specified picture is flipped around the horizontal axis, and False if not.

Examples

The following code example demonstrates how to gets or sets the horizontal flip to picture.

    //Creates a new Word document 
    WordDocument document = new WordDocument();
    //Adds new section to the document
    IWSection section = document.AddSection();
    //Adds new text to the paragraph 
    IWParagraph paragraph = section.AddParagraph();
    //Gets the image and convert to byte array  
    Image image = Image.FromFile("Image.png");
    MemoryStream imageStream = new MemoryStream();
    image.Save(imageStream, System.Drawing.Imaging.ImageFormat.Png);
    byte[] imageBytes = imageStream.ToArray();
    //Initializes new picture 
    WPicture picture = new WPicture(document);
    //Loads an image from the byte array  
    picture.LoadImage(imageBytes);
    //Sets height and width for the image 
    picture.Height = 100;
    picture.Width = 150;
    //Sets horizontal flip to the picture
    picture.FlipHorizontal = true;
    //Adds image to the paragraph 
    paragraph.Items.Add(picture);
    //Saves the Word document  
    document.Save("Sample.docx", FormatType.Docx);
    //Closes the document  
    document.Close();
    'Creates a New Word document 
    Dim document As WordDocument = New WordDocument
    'Adds new section to the document
    Dim section As IWSection = document.AddSection
    'Adds new text to the paragraph 
    Dim paragraph As IWParagraph = section.AddParagraph
    'Gets the image and convert to byte array   
    Dim image As Image = Image.FromFile("Image.png")
    Dim imageStream As MemoryStream = New MemoryStream
    image.Save(imageStream, System.Drawing.Imaging.ImageFormat.Png)
    Dim imageBytes() As Byte = imageStream.ToArray
    'Initializes new picture 
    Dim picture As WPicture = New WPicture(document)
    'Loads an image from the byte array  
    picture.LoadImage(imageBytes)
    'Sets height and width for the image 
    picture.Height = 100
    picture.Width = 150
    'Sets horizontal flip to the picture
    picture.FlipHorizontal = True
    'Adds image to the paragraph 
    paragraph.Items.Add(picture)
    'Saves the Word document  
    document.Save("Sample.docx", FormatType.Docx)
    'Closes the document  
    document.Close()

FlipVertical

Gets or sets a Vertical flipping of Picture.

Declaration
public bool FlipVertical { get; set; }
Property Value
Type Description
System.Boolean

true indicates that a picture has been flipped vertically; otherwise, false.
Remarks

This property returns True if the specified picture is flipped around the vertical axis, and False if not.

Examples

The following code example demonstrates how to gets or sets the vertical flip to picture.

    //Creates a new Word document 
    WordDocument document = new WordDocument();
    //Adds new section to the document
    IWSection section = document.AddSection();
    //Adds new text to the paragraph 
    IWParagraph paragraph = section.AddParagraph();
    //Gets the image and convert to byte array  
    Image image = Image.FromFile("Image.png");
    MemoryStream imageStream = new MemoryStream();
    image.Save(imageStream, System.Drawing.Imaging.ImageFormat.Png);
    byte[] imageBytes = imageStream.ToArray();
    //Initializes new picture 
    WPicture picture = new WPicture(document);
    //Loads an image from the byte array  
    picture.LoadImage(imageBytes);
    //Sets height and width for the image 
    picture.Height = 100;
    picture.Width = 150;
    //Sets vertical flip to the picture
    picture.FlipVertical = true;
    //Adds image to the paragraph 
    paragraph.Items.Add(picture);
    //Saves the Word document  
    document.Save("Sample.docx", FormatType.Docx);
    //Closes the document  
    document.Close();
    'Creates a New Word document 
    Dim document As WordDocument = New WordDocument
    'Adds new section to the document
    Dim section As IWSection = document.AddSection
    'Adds new text to the paragraph 
    Dim paragraph As IWParagraph = section.AddParagraph
    'Gets the image and convert to byte array   
    Dim image As Image = Image.FromFile("Image.png")
    Dim imageStream As MemoryStream = New MemoryStream
    image.Save(imageStream, System.Drawing.Imaging.ImageFormat.Png)
    Dim imageBytes() As Byte = imageStream.ToArray
    'Initializes new picture 
    Dim picture As WPicture = New WPicture(document)
    'Loads an image from the byte array  
    picture.LoadImage(imageBytes)
    'Sets height and width for the image 
    picture.Height = 100
    picture.Width = 150
    'Sets vertical flip to the picture
    picture.FlipVertical = True
    'Adds image to the paragraph 
    paragraph.Items.Add(picture)
    'Saves the Word document  
    document.Save("Sample.docx", FormatType.Docx)
    'Closes the document  
    document.Close()

Height

Gets or sets the picture height in points

Declaration
public float Height { get; set; }
Property Value
Type Description
System.Single

The float that specifies the height.

HeightScale

Gets or sets the picture height scale factor in percent.

Declaration
public float HeightScale { get; set; }
Property Value
Type Description
System.Single

The float that specifies the height scale factor.

HorizontalAlignment

Gets or sets the horizontal alignment of the picture.

Declaration
public ShapeHorizontalAlignment HorizontalAlignment { get; set; }
Property Value
Type Description
ShapeHorizontalAlignment

The ShapeHorizontalAlignment member that specifies the horizontal alignment.
Remarks

If the alignment is set as None, then the picture is explicitly positioned using position properties. Otherwise it is positioned according to the alignment specified. The position of the object is relative to HorizontalOrigin.

HorizontalOrigin

Gets or sets the horizontal origin of the picture.

Declaration
public HorizontalOrigin HorizontalOrigin { get; set; }
Property Value
Type Description
HorizontalOrigin

The HorizontalOrigin member that specifies the horizontal origin.

HorizontalPosition

Gets or sets absolute horizontal position of the picture in points.

Declaration
public float HorizontalPosition { get; set; }
Property Value
Type Description
System.Single

The float that specifies the horizontal position.
Remarks

The horizontal position is relative to the HorizontalOrigin.

ImageBytes

Gets the image as byte array. Read-only.

Declaration
public byte[] ImageBytes { get; }
Property Value
Type Description
System.Byte[]

The System.Byte array that represents image bytes.

IsBelowText

Gets or sets a value indicating whether the picture is below the text.

Declaration
public bool IsBelowText { get; set; }
Property Value
Type Description
System.Boolean

True if the picture is below text; otherwise, false.

LockAspectRatio

Gets or sets a value indicating whether the pictute has Lock aspect ratio. The default is false.

Declaration
public bool LockAspectRatio { get; set; }
Property Value
Type Description
System.Boolean

true if this instance has lock aspect ratio; otherwise, false.

Name

Gets or sets the name of the picture.

Declaration
public string Name { get; set; }
Property Value
Type Description
System.String

The string that represents the name.

Rotation

Gets or sets the picture rotation in degree.

Declaration
public float Rotation { get; set; }
Property Value
Type Description
System.Single

The float that specifies the rotation value of the picture.
Remarks

A positive value indicates clockwise rotation; a negative value indicates counterclockwise rotation.

Examples

The following code example demonstrates how to gets or sets the rotation value of picture in degree.

    //Creates a new Word document 
    WordDocument document = new WordDocument();
    //Adds new section to the document
    IWSection section = document.AddSection();
    //Adds new text to the paragraph 
    IWParagraph paragraph = section.AddParagraph();
    //Gets the image and convert to byte array  
    Image image = Image.FromFile("Image.png");
    MemoryStream imageStream = new MemoryStream();
    image.Save(imageStream, System.Drawing.Imaging.ImageFormat.Png);
    byte[] imageBytes = imageStream.ToArray();
    //Initializes new picture 
    WPicture picture = new WPicture(document);
    //Loads an image from the byte array  
    picture.LoadImage(imageBytes);
    //Sets height and width for the image 
    picture.Height = 100;
    picture.Width = 150;
    //Sets picture rotation in degree  
    picture.Rotation = 90;
    //Adds image to the paragraph 
    paragraph.Items.Add(picture);
    //Saves the Word document  
    document.Save("Sample.docx", FormatType.Docx);
    //Closes the document  
    document.Close();
    'Creates a New Word document 
    Dim document As WordDocument = New WordDocument
    'Adds new section to the document
    Dim section As IWSection = document.AddSection
    'Adds new text to the paragraph 
    Dim paragraph As IWParagraph = section.AddParagraph
    'Gets the image and convert to byte array   
    Dim image As Image = Image.FromFile("Image.png")
    Dim imageStream As MemoryStream = New MemoryStream
    image.Save(imageStream, System.Drawing.Imaging.ImageFormat.Png)
    Dim imageBytes() As Byte = imageStream.ToArray
    'Initializes new picture 
    Dim picture As WPicture = New WPicture(document)
    'Loads an image from the byte array  
    picture.LoadImage(imageBytes)
    'Sets height and width for the image 
    picture.Height = 100
    picture.Width = 150
    'Sets picture rotation in degree  
    picture.Rotation = 90
    'Adds image to the paragraph 
    paragraph.Items.Add(picture)
    'Saves the Word document  
    document.Save("Sample.docx", FormatType.Docx)
    'Closes the document  
    document.Close()

SvgData

Gets the SVG image as byte array. Read-only.

Declaration
public byte[] SvgData { get; }
Property Value
Type Description
System.Byte[]

The System.Byte array that represents SVG image bytes.

TextWrappingStyle

Gets or sets the text wrapping style of the picture.

Declaration
public TextWrappingStyle TextWrappingStyle { get; set; }
Property Value
Type Description
TextWrappingStyle

The TextWrappingStyle member that specifies the text wrapping style.

TextWrappingType

Gets or sets the text wrapping type of the picture.

Declaration
public TextWrappingType TextWrappingType { get; set; }
Property Value
Type Description
TextWrappingType

The TextWrappingType member that specifies the text wrapping type.

Title

Gets or sets the picture title.

Declaration
public string Title { get; set; }
Property Value
Type Description
System.String

The string that represents the title.

VerticalAlignment

Gets or sets the vertical alignment of the picture.

Declaration
public ShapeVerticalAlignment VerticalAlignment { get; set; }
Property Value
Type
ShapeVerticalAlignment
Remarks

If the alignment is set as None, then the picture is explicitly positioned using position properties. Otherwise it is positioned according to the alignment specified. The position of the object is relative to VerticalOrigin.

VerticalOrigin

Gets or sets the vertical origin of the picture.

Declaration
public VerticalOrigin VerticalOrigin { get; set; }
Property Value
Type Description
VerticalOrigin

The VerticalOrigin member that specifies the vertical origin.

VerticalPosition

Gets or sets absolute vertical position of the picture in points.

Declaration
public float VerticalPosition { get; set; }
Property Value
Type Description
System.Single

The float that specifies the vertical position.
Remarks

The vertical position is relative to the VerticalOrigin.

Visible

Gets or sets a value indicating whether the picture is visible.

Declaration
public bool Visible { get; set; }
Property Value
Type Description
System.Boolean

True if the picture is visible; otherwise, false.

Width

Gets or sets the picture width in points.

Declaration
public float Width { get; set; }
Property Value
Type Description
System.Single

The float that specifies the width.

WidthScale

Gets or sets the picture width scale factor in percent.

Declaration
public float WidthScale { get; set; }
Property Value
Type Description
System.Single

The float that specifies the width scale factor.

Methods

AddCaption(String, CaptionNumberingFormat, CaptionPosition)

Adds caption for the current picture with specified name, caption format and caption position.

Declaration
public IWParagraph AddCaption(string name, CaptionNumberingFormat format, CaptionPosition captionPosition)
Parameters
Type Name Description
System.String name

The string that specifies the name.
CaptionNumberingFormat format

The CaptionNumberingFormat member that specifies the format for caption numbering.
CaptionPosition captionPosition

The CaptionPosition member that specifies the position of caption.
Returns
Type Description
IWParagraph

The paragraph instance with the specified caption.
Examples
private void Button1_Click(System.Object sender, System.EventArgs e)
{
    //Create a new Word document 
    WordDocument document = new WordDocument();
    //Add new section to the document
    IWSection section = document.AddSection();
    //Add new paragraph to the section
    IWParagraph paragraph = section.AddParagraph();
    paragraph.AppendText("This paragraph has picture. ");
    //Append new picture to the paragraph
    IWPicture picture = paragraph.AppendPicture(Image.FromFile("Image.png"));            
    //Set width and height for the paragraph
    picture.Width = 150;
    picture.Height = 100;            
    //Set caption for picture
    picture.AddCaption("Figure 1.1", CaptionNumberingFormat.Number, CaptionPosition.AboveImage);
    //Save the Word document
    document.Save("Sample.docx", FormatType.Docx);
    //Close the document
    document.Close();
}
Private Sub button_Click(sender As Object, e As EventArgs)
    'Create a new Word document 
    Dim document As New WordDocument()
    'Add new section to the document
    Dim section As IWSection = document.AddSection()
    'Add new paragraph to the section
    Dim paragraph As IWParagraph = section.AddParagraph()
    paragraph.AppendText("This paragraph has picture. ")
    'Append new picture to the paragraph
    Dim picture As IWPicture = paragraph.AppendPicture(Image.FromFile("Image.png"))
    'Set width and height for the paragraph
    picture.Width = 150
    picture.Height = 100
    'Set caption for picture
    picture.AddCaption("Figure 1.1", CaptionNumberingFormat.Number, CaptionPosition.AboveImage)
    'Save the Word document
    document.Save("Sample.docx", FormatType.Docx)
    'Close the document
    document.Close()
End Sub

CloneImpl()

Creates a duplicate copy of the entity.

Declaration
protected override object CloneImpl()
Returns
Type Description
System.Object

An System.Object reference to the newly created instance.
Overrides

CreateLayoutInfo()

Creates layout information.

Declaration
protected override void CreateLayoutInfo()
Overrides

InitXDLSHolder()

Registers child objects in XDSL holder.

Declaration
protected override void InitXDLSHolder()
Overrides

LoadImage(Byte[])

Loads the image from the specified byte array.

Declaration
public void LoadImage(byte[] imageBytes)
Parameters
Type Name Description
System.Byte[] imageBytes

The byte array that specifies the image as bytes.
Examples
private void Button1_Click(System.Object sender, System.EventArgs e)
{
    //Create a new Word document 
    WordDocument document = new WordDocument();
    //Add new section to the document
    IWSection section = document.AddSection();
    //Add new paragraph to the section
    IWParagraph paragraph = section.AddParagraph();
    //Get the image and convert to byte array
    Image image = Image.FromFile("Image.png");
    MemoryStream imageStream = new MemoryStream();
    image.Save(imageStream, System.Drawing.Imaging.ImageFormat.Png);
    byte[] imageBytes = imageStream.ToArray();
    //Initialize new picture
    WPicture picture = new WPicture(document);
    //Load image from the byte array
    picture.LoadImage(imageBytes);
    //Set width and height
    picture.Height = 100;
    picture.Width = 150;
    //Add picture to the paragraph
    paragraph.Items.Add(picture);
    //Save and close the document
    document.Save("Sample.docx", FormatType.Docx);
    document.Close();
}
Private Sub button_Click(sender As Object, e As EventArgs)
    'Create a new Word document 
    Dim document As New WordDocument()
    'Add new section to the document
    Dim section As IWSection = document.AddSection()
    'Add new paragraph to the section
    Dim paragraph As IWParagraph = section.AddParagraph()
    'Get the image and convert to byte array
    Dim image__1 As Image = Image.FromFile("Image.png")
    Dim imageStream As New MemoryStream()
    image__1.Save(imageStream, System.Drawing.Imaging.ImageFormat.Png)
    Dim imageBytes As Byte() = imageStream.ToArray()
    'Initialize new picture
    Dim picture As New WPicture(document)
    'Load image from the byte array
    picture.LoadImage(imageBytes)
    'Set width and height
    picture.Height = 100
    picture.Width = 150
    'Add picture to the paragraph
    paragraph.Items.Add(picture)
    'Save and close the document
    document.Save("Sample.docx", FormatType.Docx)
    document.Close()
End Sub

LoadImage(Byte[], Byte[])

Loads the SVG image from the specified byte array.

Declaration
public void LoadImage(byte[] svgData, byte[] imageBytes)
Parameters
Type Name Description
System.Byte[] svgData

The byte array that specifies the SVG image as bytes.
System.Byte[] imageBytes

The byte array that specifies the image as bytes.
Examples
    //Create a new Word document 
    WordDocument document = new WordDocument();
    //Add new section to the document
    IWSection section = document.AddSection();
    //Add new paragraph to the section
    IWParagraph paragraph = section.AddParagraph();
    //Get the SVG image as byte array.
    byte[] imageBytes = File.ReadAllBytes("Image.png");
    //Get the SVG image as byte array.
    byte[] svgData = File.ReadAllBytes("Image.svg");
    //Initialize new picture
    WPicture picture = new WPicture(document);
    //Load both fallback and SVG image from the byte array
    picture.LoadImage(svgData, imageBytes);
    //Set width and height
    picture.Height = 100;
    picture.Width = 150;
    //Add picture to the paragraph
    paragraph.Items.Add(picture);
    //Save and close the document
    document.Save("Sample.docx", FormatType.Docx);
    document.Close();
}
    'Create a new Word document 
    Dim document As New WordDocument()
    'Add new section to the document
    Dim section As IWSection = document.AddSection()
    'Add new paragraph to the section
    Dim paragraph As IWParagraph = section.AddParagraph()
    'Get the image byte array
    Dim imageBytes As Byte() = File.ReadAllBytes("Image.png")
    'Get the SVG image as byte array.
    Dim svgData As Byte() = File.ReadAllBytes("Image.svg")
    'Initialize new picture
    Dim picture As New WPicture(document)
    'Load both fallback and SVG image from the byte array
    picture.LoadImage(svgData, imageBytes)
    'Set width and height
    picture.Height = 100
    picture.Width = 150
    'Add picture to the paragraph
    paragraph.Items.Add(picture)
    'Save and close the document
    document.Save("Sample.docx", FormatType.Docx)
    document.Close()
Exceptions
Type Condition
System.ArgumentNullException

Thrown when svgData is null
System.ArgumentException

Thrown when svgData is not a *svg format

LoadImage(Stream)

Loads the image from the specified stream.

Declaration
public void LoadImage(Stream imageStream)
Parameters
Type Name Description
System.IO.Stream imageStream

The stream that represents the image.

ReadXmlAttributes(IXDLSAttributeReader)

Reads object data from xml attributes.

Declaration
protected override void ReadXmlAttributes(IXDLSAttributeReader reader)
Parameters
Type Name Description
IXDLSAttributeReader reader

The IXDLSAttributeReader object.
Overrides

ReadXmlContent(IXDLSContentReader)

Reads object data from xml attributes.

Declaration
protected override bool ReadXmlContent(IXDLSContentReader reader)
Parameters
Type Name Description
IXDLSContentReader reader

The IXDLSContentReader object.
Returns
Type Description
System.Boolean

The value indicating the presence of xml content.
Overrides

WriteXmlAttributes(IXDLSAttributeWriter)

Writes object data as xml attributes.

Declaration
protected override void WriteXmlAttributes(IXDLSAttributeWriter writer)
Parameters
Type Name Description
IXDLSAttributeWriter writer

The IXDLSAttributeWriter object.
Overrides

WriteXmlContent(IXDLSContentWriter)

Writes object data as inside xml element.

Declaration
protected override void WriteXmlContent(IXDLSContentWriter writer)
Parameters
Type Name Description
IXDLSContentWriter writer

The IXDLSContentWriter object.
Overrides

Implements