SubstituteFontEventArgs Class
Inheritance
System.Object
System.EventArgs
SubstituteFontEventArgs
Inherited Members
System.EventArgs.Empty
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: Syncfusion.Presentation
Assembly: Syncfusion.Presentation.Base.dll
Syntax
public class SubstituteFontEventArgs : EventArgs
Properties
AlternateFontName
Gets or sets the alternate font name.
Declaration
public string AlternateFontName { get; set; }
Property Value
Type | Description |
---|---|
System.String | The string that specifies the alternate font name. |
Examples
//Load the PowerPoint presentation and convert to image
IPresentation pptxDoc = Presentation.Open("Sample.pptx");
// Initializes the 'SubstituteFont' event to set the replacement font
pptxDoc.FontSettings.SubstituteFont += FontSettings_SubstituteFont;
//Converts the first slide into image
Image image = pptxDoc.Slides[0].ConvertToImage(Syncfusion.Drawing.ImageType.Metafile);
//Disposes the image
image.Dispose();
//Close the presentation.
pptxDoc.Close();
///
/// Sets the alternate font when a specified font is unavailable in the production environment
///
/// FontSettings type of the Presentation in which the specified font is used but unavailable in production environment.
/// Retrieves the unavailable font name and receives the substitute font name for conversion.
private static void FontSettings_SubstituteFont(object sender, SubstituteFontEventArgs args)
{
if (args.OriginalFontName == "Arial Unicode MS")
args.AlternateFontName = "Arial";
else if (args.OriginalFontName == "Calibri Light")
args.AlternateFontName = "Calibri";
else
args.AlternateFontName = "TimesNewRoman";
}
'Load the PowerPoint presentation and convert to image
Dim pptxDoc As IPresentation = Presentation.Open("Sample.pptx")
'Initializes the 'SubstituteFont' event to set the replacement font
AddHandler pptxDoc.FontSettings.SubstituteFont, AddressOf SubstituteFont
'Convert the PowerPoint presentation to image.
Dim image As Image = pptxDoc.Slides(0).ConvertToImage(Syncfusion.Drawing.ImageType.Metafile)
'Dispose the image
image.Dispose()
'Close the Presentation.
pptxDoc.Close()
'''
''' Sets the alternate font when a specified font is unavailable in the production environment
'''
''' FontSettings type of the Presentation in which the specified font is used but unavailable in production environment.
''' Retrieves the unavailable font name and receives the substitute font name for conversion.
Private Sub SubstituteFont(ByVal sender As Object, ByVal args As SubstituteFontEventArgs)
' Sets the alternate font when a specified font is not installed in the production environment
If args.OriginalFontName = "Arial Unicode MS" Then
args.AlternateFontName = "Arial"
ElseIf args.OriginalFontName = "Calibri Light" Then
args.AlternateFontName = "Calibri"
Else
args.AlternateFontName = "Times New Roman"
End If
End Sub
AlternateFontStream
Declaration
public Stream AlternateFontStream { get; set; }
Property Value
Type |
---|
System.IO.Stream |
FontStyle
Declaration
public FontStyle FontStyle { get; }
Property Value
Type |
---|
System.Drawing.FontStyle |
OriginalFontName
Gets the original font name. Read Only.
Declaration
public string OriginalFontName { get; }
Property Value
Type | Description |
---|---|
System.String | The string that specifies the original font name. |
Examples
//Load the PowerPoint presentation and convert to image
IPresentation pptxDoc = Presentation.Open("Sample.pptx");
// Initializes the 'SubstituteFont' event to set the replacement font
pptxDoc.FontSettings.SubstituteFont += FontSettings_SubstituteFont;
//Converts the first slide into image
Image image = pptxDoc.Slides[0].ConvertToImage(Syncfusion.Drawing.ImageType.Metafile);
//Disposes the image
image.Dispose();
//Close the presentation.
pptxDoc.Close();
///
/// Sets the alternate font when a specified font is unavailable in the production environment
///
/// FontSettings type of the Presentation in which the specified font is used but unavailable in production environment.
/// Retrieves the unavailable font name and receives the substitute font name for conversion.
private static void FontSettings_SubstituteFont(object sender, SubstituteFontEventArgs args)
{
if (args.OriginalFontName == "Arial Unicode MS")
args.AlternateFontName = "Arial";
else if (args.OriginalFontName == "Calibri Light")
args.AlternateFontName = "Calibri";
else
args.AlternateFontName = "TimesNewRoman";
}
'Load the PowerPoint presentation and convert to image
Dim pptxDoc As IPresentation = Presentation.Open("Sample.pptx")
'Initializes the 'SubstituteFont' event to set the replacement font
AddHandler pptxDoc.FontSettings.SubstituteFont, AddressOf SubstituteFont
'Convert the PowerPoint presentation to image.
Dim image As Image = pptxDoc.Slides(0).ConvertToImage(Syncfusion.Drawing.ImageType.Metafile)
'Dispose the image
image.Dispose()
'Close the Presentation.
pptxDoc.Close()
'''
''' Sets the alternate font when a specified font is unavailable in the production environment
'''
''' FontSettings type of the Presentation in which the specified font is used but unavailable in production environment.
''' Retrieves the unavailable font name and receives the substitute font name for conversion.
Private Sub SubstituteFont(ByVal sender As Object, ByVal args As SubstituteFontEventArgs)
' Sets the alternate font when a specified font is not installed in the production environment
If args.OriginalFontName = "Arial Unicode MS" Then
args.AlternateFontName = "Arial"
ElseIf args.OriginalFontName = "Calibri Light" Then
args.AlternateFontName = "Calibri"
Else
args.AlternateFontName = "Times New Roman"
End If
End Sub