用了一个UserControl实现（可以设置文字对齐方式外，单独提供一个bool量控制是否分散分散，分散对齐情况下HorizontalContentAlignment和VerticalContentAlignment失效）
内部代码：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
namespace Test
{
///
/// UserControl1.xaml 的交互逻辑
///
public partial class UTextBlock : UserControl
{
public UTextBlock()
{
InitializeComponent();
}
public TextDecorationCollectionTextDecorations
{
get { return (TextDecorationCollection)GetValue(TextDecorationsProperty); }
set { SetValue(TextDecorationsProperty, value); }
}
public static readonly DependencyProperty TextDecorationsProperty =
DependencyProperty.Register(nameof(TextDecorationCollection), typeof(TextDecoration), typeof(UTextBlock), new PropertyMetadata(new TextDecorationCollection()));
new public FontStyle FontStyle
{
get { return (FontStyle)GetValue(FontStyleProperty); }
set { SetValue(FontStyleProperty, value); }
}
new public static readonly DependencyProperty FontStyleProperty =
DependencyProperty.Register(nameof(FontStyle), typeof(FontStyle), typeof(UTextBlock), new PropertyMetadata(FontStyles.Normal));
new public FontWeight FontWeight
{
get { return (FontWeight)GetValue(FontWeightProperty); }
set { SetValue(FontWeightProperty, value); }
}
new public static readonly DependencyProperty FontWeightProperty =
DependencyProperty.Register(nameof(FontWeight), typeof(FontWeight), typeof(UTextBlock), new PropertyMetadata(FontWeights.Normal));
new public double FontSize
{
get { return (double)GetValue(FontSizeProperty); }
set { SetValue(FontSizeProperty, value); }
}
new public static readonly DependencyProperty FontSizeProperty =
DependencyProperty.Register(nameof(FontSize), typeof(double), typeof(UTextBlock), new PropertyMetadata(19d, (d, e) =>
{
(d as UTextBlock).getFontStringSize();
}));
new public Brush Foreground
{
get { return (Brush)GetValue(ForegroundProperty); }
set { SetValue(ForegroundProperty, value); }
}
new public static readonly DependencyProperty ForegroundProperty =
DependencyProperty.Register(nameof(Foreground), typeof(Brush), typeof(UTextBlock), new PropertyMetadata(Brushes.Black));
new public Brush Background
{
get { return (Brush)GetValue(BackgroundProperty); }
set { SetValue(BackgroundProperty, value); }
}
new public static readonly DependencyProperty BackgroundProperty =
DependencyProperty.Register(nameof(Background), typeof(Brush), typeof(UTextBlock), new PropertyMetadata(Brushes.Transparent));
new public FontFamily FontFamily
{
get { return (FontFamily)GetValue(FontFamilyProperty); }
set { SetValue(FontFamilyProperty, value); }
}
new public static readonly DependencyProperty FontFamilyProperty =
DependencyProperty.Register(nameof(FontFamily), typeof(FontFamily), typeof(UTextBlock), new PropertyMetadata(new FontFamily("Calibri")));
new public System.Windows.HorizontalAlignment HorizontalContentAlignment
{
get { return (System.Windows.HorizontalAlignment)GetValue(HorizontalContentAlignmentProperty); }
set { SetValue(HorizontalContentAlignmentProperty, value); }
}
new public static readonly DependencyProperty HorizontalContentAlignmentProperty =
DependencyProperty.Register(nameof(HorizontalContentAlignment), typeof(System.Windows.HorizontalAlignment), typeof(UTextBlock), new PropertyMetadata(System.Windows.HorizontalAlignment.Left));
new public System.Windows.VerticalAlignment VerticalContentAlignment
{
get { return (System.Windows.VerticalAlignment)GetValue(VerticalContentAlignmentProperty); }
set { SetValue(VerticalContentAlignmentProperty, value); }
}
new public static readonly DependencyProperty VerticalContentAlignmentProperty =
DependencyProperty.Register(nameof(VerticalContentAlignment), typeof(System.Windows.VerticalAlignment), typeof(UTextBlock), new PropertyMetadata(System.Windows.VerticalAlignment.Top));
public string Text
{
get { return (string)GetValue(TextProperty); }
set { SetValue(TextProperty, value); }
}
public static readonly DependencyProperty TextProperty =
DependencyProperty.Register(nameof(Text), typeof(string), typeof(UTextBlock), new PropertyMetadata(string.Empty, (d, e) =>
{
(d as UTextBlock).setSplitAlignment();
}));
public static readonly DependencyProperty isFensanduiqiProperty =
DependencyProperty.Register(nameof(IsFenSanDuiQi), typeof(bool), typeof(UTextBlock), new PropertyMetadata(false, (d, e) =>
{
(d as UTextBlock).setSplitAlignment();
}));
public bool IsFenSanDuiQi
{
get { return (bool)GetValue(isFensanduiqiProperty); }
set { SetValue(isFensanduiqiProperty, value); }
}
//设置分散对齐
private void setSplitAlignment()
{
grid1.Children.Clear();
grid1.ColumnDefinitions.Clear();
if (IsFenSanDuiQi)
{
for (int i = 0; i < Text.Length; i++)
{
ColumnDefinition cd = new ColumnDefinition();
grid1.ColumnDefinitions.Add(cd);
}
char[] ch = Text.ToCharArray();
for (int i = 0; i < Text.Length; i++)
{
TextBlock tb = new TextBlock();
tb.Text = ch[i].ToString();
//if (i == 0)
//{
// tb.HorizontalAlignment = System.Windows.HorizontalAlignment.Left;
//}
//else if (i == Text.Length - 1)
//{
// tb.HorizontalAlignment = System.Windows.HorizontalAlignment.Right;
//}
//else
//{
tb.HorizontalAlignment = System.Windows.HorizontalAlignment.Center;
//}
setBinding(tb);
tb.SetValue(Grid.ColumnProperty, i);
grid1.Children.Add(tb);
}
}
else
{
TextBlock tb = new TextBlock();
tb.Text = Text;
Binding binding = new Binding(nameof(HorizontalContentAlignment)) { Source = this };
tb.SetBinding(TextBlock.HorizontalAlignmentProperty, binding);
Binding binding2 = new Binding(nameof(VerticalContentAlignment)) { Source = this };
tb.SetBinding(TextBlock.VerticalAlignmentProperty, binding2);
setBinding(tb);
grid1.Children.Add(tb);
}
getFontStringSize();
}
private void setBinding(TextBlock tb)
{
Binding binding = new Binding(nameof(FontSize)) { Source = this };
tb.SetBinding(TextBlock.FontSizeProperty, binding);
Binding binding2 = new Binding(nameof(Foreground)) { Source = this };
tb.SetBinding(TextBlock.ForegroundProperty, binding2);
Binding binding3 = new Binding(nameof(FontFamily)) { Source = this };
tb.SetBinding(TextBlock.FontFamilyProperty, binding3);
Binding binding4 = new Binding(nameof(FontWeight)) { Source = this };
tb.SetBinding(TextBlock.FontWeightProperty, binding4);
Binding binding5 = new Binding(nameof(FontStyle)) { Source = this };
tb.SetBinding(TextBlock.FontStyleProperty, binding5);
Binding binding6 = new Binding(nameof(TextDecorations)) { Source = this };
tb.SetBinding(TextBlock.TextDecorationsProperty, binding6);
}
private void getFontStringSize()
{
FormattedText MyFormattedText = new FormattedText(Text, //文本描述
System.Globalization.CultureInfo.GetCultureInfo(86),
FlowDirection.RightToLeft,
new Typeface(FontFamily, FontStyle, FontWeight, FontStretch),//字体类型
FontSize,//字体大小
Foreground);
this.Height = MyFormattedText.Height;
MaxHeight = Height;
if (!double.IsNaN(this.Width))
{
if (this.Width < MyFormattedText.Width)
this.MinWidth = MyFormattedText.Width;
}
else
{
if (this.ActualWidth < MyFormattedText.Width)
this.MinWidth = MyFormattedText.Width;
}
}
}
}
xaml界面代码：
