support for .NET framework 3.5

Still have bugs
2019-01-21 00:43:10 +08:00
1 parent 5878039e21
commit 7d6b491f25
@@ -0,0 +1,60 @@
+using System.Windows;
+using System.Windows.Media;
+using HandyControl.Expression.Media;
+
+namespace HandyControl.Expression.Shapes
+{
+    public sealed class Arc : PrimitiveShape, IArcGeometrySourceParameters
+    {
+        public static readonly DependencyProperty ArcThicknessProperty =
+            DependencyProperty.Register("ArcThickness", typeof(double), typeof(Arc),
+                new DrawingPropertyMetadata(0.0, DrawingPropertyMetadataOptions.AffectsRender));
+
+        public static readonly DependencyProperty ArcThicknessUnitProperty =
+            DependencyProperty.Register("ArcThicknessUnit", typeof(UnitType), typeof(Arc),
+                new DrawingPropertyMetadata(UnitType.Pixel, DrawingPropertyMetadataOptions.AffectsRender));
+
+        public static readonly DependencyProperty EndAngleProperty = DependencyProperty.Register("EndAngle",
+            typeof(double), typeof(Arc),
+            new DrawingPropertyMetadata(90.0, DrawingPropertyMetadataOptions.AffectsRender));
+
+        public static readonly DependencyProperty StartAngleProperty =
+            DependencyProperty.Register("StartAngle", typeof(double), typeof(Arc),
+                new DrawingPropertyMetadata(0.0, DrawingPropertyMetadataOptions.AffectsRender));
+
+        public double ArcThickness
+        {
+            get => (double) GetValue(ArcThicknessProperty);
+            set => SetValue(ArcThicknessProperty, value);
+        }
+
+        public UnitType ArcThicknessUnit
+        {
+            get => (UnitType) GetValue(ArcThicknessUnitProperty);
+            set => SetValue(ArcThicknessUnitProperty, value);
+        }
+
+        public double EndAngle
+        {
+            get => (double) GetValue(EndAngleProperty);
+            set => SetValue(EndAngleProperty, value);
+        }
+
+        Stretch IGeometrySourceParameters.Stretch => Stretch;
+
+        Brush IGeometrySourceParameters.Stroke => Stroke;
+
+        double IGeometrySourceParameters.StrokeThickness => StrokeThickness;
+
+        public double StartAngle
+        {
+            get => (double) GetValue(StartAngleProperty);
+            set => SetValue(StartAngleProperty, value);
+        }
+
+        protected override IGeometrySource CreateGeometrySource()
+        {
+            return new ArcGeometrySource();
+        }
+    }
+}