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* UMath：更新一个函数

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Sunny 2020-08-28 21:45:43 +08:00
parent ccb719b862
commit 6f31600325
6 changed files with 113 additions and 6 deletions
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Bin/SunnyUI.dll
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2
SunnyUI/Static/UArray.cs
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@ -221,7 +221,7 @@ namespace Sunny.UI
bool[] bts = new bool[len];
for (int i = 0; i < b.Length; i++)
{
string str = ((long)b[i]).ToNumberString(MathEx.Characters.BINARY).PadLeft(8, '0');
string str = b[i].ToNumberString(MathEx.Characters.BINARY).PadLeft(8, '0');
for (int j = 0; j < 8; j++)
{
bts[i * 8 + j] = str[j] == '1';

117
SunnyUI/Static/UMath.cs
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@ -46,7 +46,7 @@ namespace Sunny.UI
return Math.Sqrt(xx * xx + yy * yy);
}
public static double CalcAngle(Point thisPoint,Point toPoint)
public static double CalcAngle(Point thisPoint, Point toPoint)
{
double az = Math.Atan2(thisPoint.Y - toPoint.Y, thisPoint.X - toPoint.X) * 180 / Math.PI;
az = (az - 270 + 720) % 360;
@ -60,6 +60,74 @@ namespace Sunny.UI
return az;
}
/// <summary>
/// 二分查找与最近值序号
/// </summary>
/// <param name="list">列表</param>
/// <param name="target">值</param>
/// <returns>最近值序号</returns>
public static int BinarySearchNearIndex<T>(this IList<T> list, T target) where T : IComparable
{
int i = 0, j = list.Count - 1;
if (target.CompareTo(list[0]) == -1) return 0;
if (target.CompareTo(list[j]) == 1) return list.Count - 1;
while (i <= j)
{
var mid = (i + j) / 2;
if (target.CompareTo(list[mid]) == 1) i = mid + 1;
if (target.CompareTo(list[mid]) == -1) j = mid - 1;
if (target.CompareTo(list[mid]) == 0) return mid;
}
if (i - 1 < 0) return i;
TypeCode typeCode = Type.GetTypeCode(target.GetType());
switch (typeCode)
{
case TypeCode.SByte:
case TypeCode.Int16:
case TypeCode.Int32:
case TypeCode.Int64:
return target.ToString().ToLong() - list[i - 1].ToString().ToLong() >
list[i].ToString().ToLong() - target.ToString().ToLong() ? i : i - 1;
case TypeCode.Byte:
case TypeCode.UInt16:
case TypeCode.UInt32:
case TypeCode.UInt64:
return target.ToString().ToULong() - list[i - 1].ToString().ToULong() >
list[i].ToString().ToULong() - target.ToString().ToULong() ? i : i - 1;
case TypeCode.Single:
case TypeCode.Double:
return target.ToString().ToDouble() - list[i - 1].ToString().ToDouble() >
list[i].ToString().ToDouble() - target.ToString().ToDouble() ? i : i - 1;
case TypeCode.Decimal:
return target.ToString().ToDecimal() - list[i - 1].ToString().ToDecimal() >
list[i].ToString().ToDecimal() - target.ToString().ToDecimal() ? i : i - 1;
case TypeCode.DateTime:
return target.ToString().ToDateTime() - list[i - 1].ToString().ToDateTime() >
list[i].ToString().ToDateTime() - target.ToString().ToDateTime() ? i : i - 1;
default: return i - 1;
}
}
/// <summary>
/// 二分查找与最近值序号
/// </summary>
/// <param name="list">列表</param>
/// <param name="target">值</param>
/// <returns>最近值序号</returns>
public static int BinarySearchNearIndex<T>(this T[] list, T target) where T : IComparable
{
return BinarySearchNearIndex(list.ToList(), target);
}
/*
/// <summary>
/// 二分查找与最近值序号
/// </summary>
@ -94,6 +162,27 @@ namespace Sunny.UI
{
return BinarySearch(list.ToList(), target);
}
*/
public static T CheckLowerLimit<T>(this T obj, T lowerLimit) where T : IComparable
{
return obj.CompareTo(lowerLimit) == -1 ? lowerLimit : obj;
}
public static T CheckUpperLimit<T>(this T obj, T upperLimit) where T : IComparable
{
return obj.CompareTo(upperLimit) == 1 ? upperLimit : obj;
}
public static T CheckRange<T>(this T obj, T lowerLimit, T upperLimit) where T : IComparable
{
if (lowerLimit.CompareTo(upperLimit) == -1)
return obj.CheckLowerLimit(lowerLimit).CheckUpperLimit(upperLimit);
else if (lowerLimit.CompareTo(upperLimit) == 1)
return obj.CheckLowerLimit(upperLimit).CheckUpperLimit(lowerLimit);
else
return lowerLimit;
}
/// <summary>
/// 点是否在区域内
@ -691,7 +780,7 @@ namespace Sunny.UI
/// <param name="characters">进制格式</param>
/// <param name="customCharacter">自定义进制字符串</param>
/// <returns>结果</returns>
public static string ToNumberString(this long number, Characters characters = Characters.DECIMAL, string customCharacter = CHARS_PUREUPPERCHAR)
public static string ToNumberString(this ulong number, Characters characters = Characters.DECIMAL, string customCharacter = CHARS_PUREUPPERCHAR)
{
string DisplayText = characters.DisplayText();
if (characters == Characters.Custom && !customCharacter.IsNullOrEmpty())
@ -700,7 +789,7 @@ namespace Sunny.UI
}
List<string> result = new List<string>();
long t = number;
ulong t = number;
if (t == 0)
{
return DisplayText[0].ToString();
@ -708,8 +797,8 @@ namespace Sunny.UI
while (t > 0)
{
long mod = t % DisplayText.Length;
t = Math.Abs(t / DisplayText.Length);
ulong mod = t % ((ulong)DisplayText.Length);
t /= ((ulong)DisplayText.Length);
string character = DisplayText[Convert.ToInt32(mod)].ToString();
result.Insert(0, character);
}
@ -717,6 +806,24 @@ namespace Sunny.UI
return string.Join("", result.ToArray());
}
public static string ToNumberString(this uint number, Characters characters = Characters.DECIMAL,
string customCharacter = CHARS_PUREUPPERCHAR)
{
return ((ulong)number).ToNumberString(characters, customCharacter);
}
public static string ToNumberString(this ushort number, Characters characters = Characters.DECIMAL,
string customCharacter = CHARS_PUREUPPERCHAR)
{
return ((ulong)number).ToNumberString(characters, customCharacter);
}
public static string ToNumberString(this byte number, Characters characters = Characters.DECIMAL,
string customCharacter = CHARS_PUREUPPERCHAR)
{
return ((ulong)number).ToNumberString(characters, customCharacter);
}
/// <summary>
/// 指定字符串转换为指定进制的数字形式
/// </summary>