Working on PPC performance...

1 files changed, 73 insertions, 0 deletions

diff --git a/Software/Visual_Studio/Tango.SharedUI/Controls/FastTextBlock.cs b/Software/Visual_Studio/Tango.SharedUI/Controls/FastTextBlock.cs
new file mode 100644
index 000000000..5b2808ab1
--- /dev/null
+++ b/Software/Visual_Studio/Tango.SharedUI/Controls/FastTextBlock.cs
@@ -0,0 +1,73 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+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 Tango.SharedUI.Controls
+{
+
+    public class FastTextBlock : Control
+    {
+        private FormattedText _formattedText;
+
+        static FastTextBlock()
+        {
+            
+        }
+
+        public static readonly DependencyProperty TextProperty =
+             DependencyProperty.Register(
+                 "Text",
+                 typeof(string),
+                 typeof(FastTextBlock),
+                 new FrameworkPropertyMetadata(string.Empty, FrameworkPropertyMetadataOptions.AffectsMeasure,
+                    (o, e) => ((FastTextBlock)o).TextPropertyChanged((string)e.NewValue)));
+
+        private void TextPropertyChanged(string text)
+        {
+            if (text != null)
+            {
+                var typeface = new Typeface(
+                    FontFamily,
+                    FontStyles.Normal, FontWeights.Normal, FontStretches.Normal);
+
+                _formattedText = new FormattedText(
+                    text, CultureInfo.CurrentCulture,
+                    FlowDirection.LeftToRight, typeface, FontSize, Foreground);
+            }
+        }
+
+
+        public string Text
+        {
+            get { return (string)GetValue(TextProperty); }
+            set { SetValue(TextProperty, value); }
+        }
+
+        protected override void OnRender(DrawingContext drawingContext)
+        {
+            if (_formattedText != null)
+            {
+                drawingContext.DrawText(_formattedText, new Point());
+            }
+        }
+
+        protected override Size MeasureOverride(Size constraint)
+        {
+            return _formattedText != null
+            ? new Size(_formattedText.Width, _formattedText.Height)
+            : new Size();
+        }
+    }
+}
\ No newline at end of file