From 61a4fe90b89cc127444405597a2590f8537474e5 Mon Sep 17 00:00:00 2001
From: Serghei Cebotari <serghei@cebotari.ru>
Date: Mon, 13 Nov 2023 22:40:23 +0300
Subject: Initial commit

---
 MindBox.Lib/Circle.cs | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 MindBox.Lib/Circle.cs

(limited to 'MindBox.Lib/Circle.cs')

diff --git a/MindBox.Lib/Circle.cs b/MindBox.Lib/Circle.cs
new file mode 100644
index 0000000..5793a26
--- /dev/null
+++ b/MindBox.Lib/Circle.cs
@@ -0,0 +1,37 @@
+namespace MindBox.Lib;
+
+public class Circle : FlatShape
+{
+	private readonly double _radius;
+	
+	public required double Radius 
+	{
+		get
+		{
+			return _radius;
+		}
+		init
+		{
+			if (value <= 0.0)
+			{
+				throw new ArgumentException($"Radius cannot be non-positive: {value}");
+			}
+			else
+			{
+				_radius = value;
+			}
+		}
+	}
+	public override double GetArea()
+	{
+		if (_area != null)
+		{
+			return _area.Value;
+		}
+		else
+		{
+			_area = Math.PI * _radius * _radius;
+			return _area.Value;
+		}
+	}
+}
\ No newline at end of file
-- 
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