69 lines
2.7 KiB
C#
69 lines
2.7 KiB
C#
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using System;
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//AUS AvalonControlsLibrary
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namespace BeWo.Controls
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{
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/// <summary>
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/// Helper class that contains methods that execute mathematical operations
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/// </summary>
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public static class MathUtil
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{
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/// <summary>
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/// Validates the string passed by parsing it as int and checking if it is inside the bounds specified
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/// then the resulting int will be incremented/decremented
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/// </summary>
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/// <param name="num">The string to parse as int and increment/decrement</param>
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/// <param name="minValue">The min value for the bound checking</param>
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/// <param name="maxVal">The max value for the bounds checking</param>
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/// <param name="increment">Pass true to increment and false to decrement</param>
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/// <returns>Returns the new number incremented or decremeneted</returns>
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public static int IncrementDecrementNumber(string num, int minValue, int maxVal, bool increment)
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{
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int newNum = ValidateNumber(num, minValue, maxVal);
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if (increment)
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{
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newNum = Math.Min(newNum + 1, maxVal);
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}
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else
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{
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newNum = Math.Max(newNum - 1, 0);
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}
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return newNum;
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}
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/// <summary>
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/// Parses the number and makes sure that it is within the bounds specified
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/// </summary>
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/// <param name="newNum">The string to parse and validate</param>
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/// <param name="minValue">The min value for the bound checking</param>
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/// <param name="maxValue">The max value for the bound checking</param>
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/// <returns>Returns the int that was constructed from the string + bound checking</returns>
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public static int ValidateNumber(string newNum, int minValue, int maxValue)
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{
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int num;
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if (!int.TryParse(newNum, out num))
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{
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return 0;
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}
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return ValidateNumber(num, minValue, maxValue);
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}
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/// <summary>
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/// makes sure that the number is within the bounds specified
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/// </summary>
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/// <param name="newNum">The number to validate</param>
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/// <param name="minValue">The min value for the bound checking</param>
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/// <param name="maxValue">The max value for the bound checking</param>
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/// <returns>Returns the int that was constructed from the string + bound checking</returns>
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public static int ValidateNumber(int newNum, int minValue, int maxValue)
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{
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newNum = Math.Max(newNum, minValue);
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newNum = Math.Min(newNum, maxValue);
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return newNum;
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}
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}
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}
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