37 lines
497 B
C#
37 lines
497 B
C#
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namespace MindBox.Lib;
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public class Circle : FlatShape
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{
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private readonly double _radius;
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public required double Radius
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{
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get
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{
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return _radius;
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}
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init
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{
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if (value <= 0.0)
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{
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throw new ArgumentException($"Radius cannot be non-positive: {value}");
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}
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else
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{
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_radius = value;
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}
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}
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}
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public override double GetArea()
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{
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if (_area != null)
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{
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return _area.Value;
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}
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else
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{
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_area = Math.PI * _radius * _radius;
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return _area.Value;
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}
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}
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}
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