将十字线以及点点距ROI实现迁移到XP.ImageProcessing.RoiControl中

2026-04-24 09:25:36 +08:00
parent 7a0731386e
commit eefbd1d1c8
6 changed files with 383 additions and 375 deletions
@@ -0,0 +1,43 @@
+using System;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Media;
+using System.Windows.Shapes;
+
+namespace XP.ImageProcessing.RoiControl.Models
+{
+    /// <summary>一次点点距测量的所有视觉元素</summary>
+    public class MeasureGroup
+    {
+        public Ellipse Dot1 { get; set; }
+        public Ellipse Dot2 { get; set; }
+        public Line Line { get; set; }
+        public TextBlock Label { get; set; }
+        public Point P1 { get; set; }
+        public Point P2 { get; set; }
+
+        public double Distance
+        {
+            get
+            {
+                double dx = P2.X - P1.X, dy = P2.Y - P1.Y;
+                return Math.Sqrt(dx * dx + dy * dy);
+            }
+        }
+
+        public void UpdateLine()
+        {
+            Line.X1 = P1.X; Line.Y1 = P1.Y;
+            Line.X2 = P2.X; Line.Y2 = P2.Y;
+            Line.Visibility = Visibility.Visible;
+        }
+
+        public void UpdateLabel(string unit = "px")
+        {
+            Label.Text = $"{Distance:F2} {unit}";
+            Canvas.SetLeft(Label, (P1.X + P2.X) / 2 + 8);
+            Canvas.SetTop(Label, (P1.Y + P2.Y) / 2 - 18);
+            Label.Visibility = Visibility.Visible;
+        }
+    }
+}