添加项目文件。

MetroGauges/Controls/BlockShaps/BlockLine.cs

@@ -0,0 +1,106 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Shapes;
+using netDxf;
+using netDxf.Tables;
+
+namespace MetroGauges.Controls
+{
+    public class BlockLine : BaseShap
+    {
+        
+
+        public BlockLine(FrameworkElement shap) : base(shap)
+        {
+        }
+
+        public override void CopyBlock()
+        {
+            Line line = shapeitem as Line;
+            shapeitem.Tag = new Line() { X1 = line.X1, Y1 = line.Y1, X2 = line.X2, Y2 = line.Y2 }; //存储当前图形坐标
+
+            ShapDataContext shapDataContext = line.DataContext as ShapDataContext;
+            shapDataContext.OringLocation = new Line() { X1 = line.X1 / shapDataContext.ShapScaleRate, Y1 = line.Y1 / shapDataContext.ShapScaleRate, X2 = line.X2 / shapDataContext.ShapScaleRate, Y2 = line.Y2 / shapDataContext.ShapScaleRate } ;
+            
+        }
+
+        public override FrameworkElement DirectionShap(Point dirPoint)
+        {
+            throw new NotImplementedException();
+        }
+
+        public override void DrawDxfBlocks(DxfDocument dxf, Layer layer)
+        {
+            Line line = shapeitem as Line;
+            netDxf.Entities.Line dline = new netDxf.Entities.Line(new Vector2(line.X1 * m_ScaleRale, -line.Y1 * m_ScaleRale), new Vector2(line.X2 * m_ScaleRale, -line.Y2 * m_ScaleRale));
+            dline.Layer = layer;
+            dxf.AddEntity(dline);
+        }
+
+        public override List<Point> GetPoints()
+        {
+            List<Point> points = new List<Point>();
+
+            Line line = shapeitem as Line;
+
+            points.Add(new Point() { X = line.X1, Y = line.Y1 });
+            points.Add(new Point() { X = line.X2, Y = line.Y2 });
+
+            return points;
+        }
+
+        public override void MoveBlock( Point currentPoint, System.Windows.Point dragPoint)
+        {
+            double moveX = currentPoint.X - dragPoint.X;
+            double moveY = currentPoint.Y - dragPoint.Y;
+
+            Line line = shapeitem.Tag as Line;
+
+
+            if ((shapeitem.DataContext as ShapDataContext).IsDirection)
+            {
+                (shapeitem as Line).X1 = line.X1 - moveX;
+                (shapeitem as Line).X2 = line.X2 - moveX;
+            }
+            else
+            {
+                (shapeitem as Line).X1 = line.X1 + moveX;
+                (shapeitem as Line).X2 = line.X2 + moveX;
+            }
+            
+
+
+            (shapeitem as Line).Y1 = line.Y1 + moveY;
+            (shapeitem as Line).Y2 = line.Y2 + moveY;
+        }
+
+        public override void MoveByX(double x)
+        {
+            Line line = shapeitem.Tag as Line;
+            (shapeitem as Line).X1 = line.X1 + x/ m_ScaleRale;
+            (shapeitem as Line).X2 = line.X2 + x/ m_ScaleRale;
+        }
+
+        public override void MoveByY(double y)
+        {
+            Line line = shapeitem.Tag as Line;
+
+            (shapeitem as Line).Y1 = line.Y1 - y/ m_ScaleRale;
+            (shapeitem as Line).Y2 = line.Y2 - y/ m_ScaleRale;
+        }
+
+        public override void ScaleBlock(double rate)
+        {
+            (shapeitem.DataContext as ShapDataContext).ShapScaleRate = rate;
+            Line line = (shapeitem.DataContext as ShapDataContext).OringLocation as Line;  //shapeitem.Tag as Line;
+            (shapeitem as Line).X1 = line.X1 * rate;
+            (shapeitem as Line).X2 = line.X2 * rate;
+            (shapeitem as Line).Y1 = line.Y1 * rate;
+            (shapeitem as Line).Y2 = line.Y2 * rate;
+        }
+    }
+}