Border
<pre><code class="language-csharp">&lt;Canvas&gt;
&lt;Border Height=&quot;60&quot; Width=&quot;160&quot; Canvas.Left=&quot;20&quot; Canvas.Top=&quot;60&quot; BorderThickness=&quot;1&quot; BorderBrush=&quot;BlueViolet&quot;&gt;
&lt;TextBlock Text=&quot;矩形&quot; VerticalAlignment=&quot;Center&quot; HorizontalAlignment=&quot;Center&quot;&gt;&lt;/TextBlock&gt;
&lt;/Border&gt;
&lt;Border CornerRadius=&quot;10&quot; Height=&quot;60&quot; Width=&quot;160&quot; Canvas.Left=&quot;60&quot; Canvas.Top=&quot;160&quot; BorderThickness=&quot;1&quot; BorderBrush=&quot;BlueViolet&quot;&gt;
&lt;TextBlock Text=&quot;椭圆&quot; VerticalAlignment=&quot;Center&quot; HorizontalAlignment=&quot;Center&quot;&gt;&lt;/TextBlock&gt;
&lt;/Border&gt;
&lt;!--宽或者高除以二就是CornerRadius的值，就会是圆形--&gt;
&lt;Border CornerRadius=&quot;100&quot; Height=&quot;60&quot; Width=&quot;60&quot; Canvas.Left=&quot;260&quot; Canvas.Top=&quot;260&quot; BorderThickness=&quot;1&quot; BorderBrush=&quot;BlueViolet&quot;&gt;
&lt;TextBlock Text=&quot;圆&quot; VerticalAlignment=&quot;Center&quot; HorizontalAlignment=&quot;Center&quot;&gt;&lt;/TextBlock&gt;
&lt;/Border&gt;
&lt;!--左 上 右 下 设置边框--&gt;
&lt;Border Height=&quot;60&quot; Width=&quot;160&quot; Canvas.Left=&quot;360&quot; Canvas.Top=&quot;60&quot; BorderThickness=&quot;0 0 0 1&quot; BorderBrush=&quot;BlueViolet&quot;&gt;
&lt;TextBlock Text=&quot;圆&quot; VerticalAlignment=&quot;Center&quot; HorizontalAlignment=&quot;Center&quot;&gt;&lt;/TextBlock&gt;
&lt;/Border&gt;
&lt;/Canvas&gt;</code></pre>