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StgSharp.Common/Logic/Counter.cs

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+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     file="Counter.cs"
+//     Project: StgSharp
+//     AuthorGroup: Nitload Space
+//     Copyright (c) Nitload Space. All rights reserved.
+//     
+//     Permission is hereby granted, free of charge, to any person 
+//     obtaining a copy of this software and associated documentation 
+//     files (the “Software”), to deal in the Software without restriction, 
+//     including without limitation the rights to use, copy, modify, merge,
+//     publish, distribute, sublicense, and/or sell copies of the Software, 
+//     and to permit persons to whom the Software is furnished to do so, 
+//     subject to the following conditions:
+//     
+//     The above copyright notice and 
+//     this permission notice shall be included in all copies 
+//     or substantial portions of the Software.
+//     
+//     THE SOFTWARE IS PROVIDED “AS IS”, 
+//     WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
+//     INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+//     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
+//     IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
+//     DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 
+//     ARISING FROM, OUT OF OR IN CONNECTION WITH 
+//     THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//     
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+using System;
+
+namespace StgSharp
+{
+    public class Counter<T>
+        where T: struct, IConvertible, IFormattable, IComparable
+    #if NET8_OR_GREATER
+        ,INumber
+    #endif
+    {
+        internal dynamic _value;
+
+        internal readonly T _defualtIncreament;
+        internal readonly T _defualtDecreament;
+        internal readonly T _defaultValue;
+
+        public Counter( T defualtValue, T defualtIncreament, T defualtDecreament )
+        {
+            Type tType = typeof( T );
+            if (
+                tType != typeof(byte) &&
+                tType != typeof(short) &&
+                tType != typeof(int) &&
+                tType != typeof(long) &&
+                tType != typeof(sbyte) &&
+                tType != typeof(ushort) &&
+                tType != typeof(uint) &&
+                tType != typeof(ulong) &&
+                tType != typeof(float) &&
+                tType != typeof(double))
+            {
+                throw new ArgumentException(
+                    "Input is not number value type");
+            }
+
+            _value = defualtValue;
+            _defaultValue = defualtValue;
+            _defualtIncreament = defualtIncreament;
+            _defualtDecreament = defualtDecreament;
+        }
+
+        public T DecreamentSoan => _defualtDecreament;
+
+        public T IncreamentSpan => _defualtIncreament;
+
+        public T CurrentSpan => _value - _defaultValue;
+
+        public T Value
+        {
+            get => _value;
+            set => _value = value;
+        }
+
+        public void Add( T value )
+        {
+            _value += value;
+        }
+
+        public void QuickAdd()
+        {
+            _value += _defualtIncreament;
+        }
+
+        public void QuickSub()
+        {
+            _value -= _defualtDecreament;
+        }
+
+        public void Reset()
+        {
+            _value = _defaultValue;
+        }
+
+        public void Sub( T value )
+        {
+            _value -= value;
+        }
+
+        public override string ToString()
+        {
+            return Value.ToString();
+        }
+
+        public static Counter<T> operator --( Counter<T> counter )
+        {
+            counter.QuickSub();
+            return counter;
+        }
+
+        public static Counter<T> operator ++( Counter<T> counter )
+        {
+            counter.QuickAdd();
+            return counter;
+        }
+
+        public static implicit operator T( Counter<T> counter )
+        {
+            return counter.Value;
+        }
+    }
+}