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Gets or sets the font's size, in twips, at the current input position. If text is selected, the property specifies the font size of the whole selected text.

Syntax

​public int? FontSize { get; set; }
​Public Property FontSize() As Nullable(Of Integer)

Examples

The following XAML example binds the FontSize property to a text box. The size is converted to Point.

​?
xmlns:tx="clr-namespace:TXTextControl.WPF;assembly=TXTextControl.WPF"
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<Window.Resources>
    <tx:MeasureConverter Unit="Point" Decimals="1" x:Key="twipsconv" />
</Window.Resources>
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<TextBox 
    Height="21" 
    Name="textBoxFontSize" 
    Text="{Binding ElementName=textControl1,
        Path=InputFormat.FontSize,
        Converter={StaticResource twipsconv},
        Mode=TwoWay}"/>
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Remarks

The property returns null when the text selection contains multiple characters with mixed font sizes.

The WPF.MeasureConverter can be used to convert the property value to another measuring unit.

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