daily update on 20230111 by nitload youmu

2023-01-12 00:33:20 +08:00
parent 6dfc2f8d70
commit e9116ca11b
47 changed files with 190 additions and 98 deletions
@@ -5,10 +5,31 @@ using System.Text;

 namespace StgSharp.Geometries
 {
-    public class Rectangle
-    { 
+    public class Rectangle:IGeometryComplex
+    {
+
+        internal Point _vertex;
+
+        internal float _vecX1;
+        internal float _vecX2;
+
+        internal float _vecY1;
+        internal float _vecY2;


+        public Rectangle( Line side1, Line side2 )
+        {
+            _vecX1 = side1.VecX;
+            _vecX2 = side2.VecX;
+
+            _vecY1 = side1.VecY;
+            _vecY2 = side2.VecY;
+
+            if (_vecX1 * _vecX2 + _vecY1 * _vecY2 !=0 )
+            {
+                throw new ArgumentException("Given lines cannot form a rectangle!");
+            }
+        }

    }
 }