Delhi泛型库DGL中的算法部分声明

DGL库的算法的声明文件Algorithms.inc_h：//////////////////////////////////////////////////////////////////////////////////////////////////////////

//------------------------------------------------------------------------------

// Copyright (c) 2004

// Delhi泛型库--DGL(The Delphi Generic Library)

// Author: HouSisong

//------------------------------------------------------------------------------

// DGL库的算法的声明

// Create by HouSisong, 2004.09.01

// LastUpdate by HouSisong, 2005.03.27

//------------------------------------------------------------------------------

//Algorithms.inc_h ; Algorithms.inc_pas

{$ifndef __Algorithms_inc_h_}

{$define __Algorithms_inc_h_}

{$I DGLIntf.inc_h}

{$ifndef _DGL_Compare}

function _IsEqual(const Value0,Value1:_ValueType):boolean;

function _IsLess(const Value0,Value1:_ValueType):boolean;

{$endif}

{$ifndef _DGL_Compare_Value}

function _IsEqual_Value(const Value0,Value1:_ValueType):boolean;

function _IsLess_Value(const Value0,Value1:_ValueType):boolean;

{$endif}

type

TGenerateFunction = function (): _ValueType;

TGenerateFunctionOfObject = function (): _ValueType of object;

TTansfromFunction = function (const Value: _ValueType): _ValueType;

TTansfromFunctionOfObject = function (const Value: _ValueType): _ValueType of object;

TTansfromBinaryFunction = function (const Value0,Value1: _ValueType): _ValueType;

TTansfromBinaryFunctionOfObject = function (const Value0,Value1: _ValueType): _ValueType of object;

TVisitProc = procedure (const Value: _ValueType);

TVisitProcOfObject = procedure (const Value: _ValueType) of object;

TTestFunction = function (const Value:_ValueType):Boolean;

TTestFunctionOfObject = function (const Value:_ValueType):Boolean Of Object;

TTestBinaryFunction = function (const Value0,Value1:_ValueType):Boolean;

TTestBinaryFunctionOfObject = function (const Value0,Value1:_ValueType):Boolean Of Object;

TRandomGenerateFunction = function (const Range: Integer):integer; //0<=result<Range

TRandomGenerateFunctionOfObject = function (const Range: Integer):integer Of Object;

type

_TAlgorithms = class(TObject)

public

//返回两个迭代器之间的元素个数

class function Distance(const ItBegin,ItEnd:_IIterator):integer; overload;

//返回两个元素列是否相等

class function IsEquals(const ItBegin0,ItEnd0,ItBegin1,ItEnd1:_IIterator):boolean; overload;

//遍历

class procedure ForEach(const ItBegin,ItEnd:_IIterator;const VisitProc:TVisitProc); overload;

class procedure ForEach(const ItBegin,ItEnd:_IIterator;const VisitProc:TVisitProcOfObject); overload;

//查找 //失败返回位置等于ItEnd

class function Find(const ItBegin,ItEnd:_IIterator;const Value:_ValueType):_IIterator; overload;

class function FindIf(const ItBegin,ItEnd:_IIterator;const TestFunction:TTestFunction):_IIterator; overload;

class function FindIf(const ItBegin,ItEnd:_IIterator;const TestFunction:TTestFunctionOfObject):_IIterator; overload;

class function FindIf(const ItBegin,ItEnd:_IIterator;const Value:_ValueType;const TestBinaryFunction:TTestBinaryFunction):_IIterator; overload;

class function FindIf(const ItBegin,ItEnd:_IIterator;const Value:_ValueType;const TestBinaryFunction:TTestBinaryFunctionOfObject):_IIterator; overload;

//统计元素个数

class function Count(const ItBegin,ItEnd:_IIterator;const Value:_ValueType):integer; overload;

class function CountIf(const ItBegin,ItEnd:_IIterator;const TestFunction:TTestFunction):integer;overload;

class function CountIf(const ItBegin,ItEnd:_IIterator;const TestFunction:TTestFunctionOfObject):integer;overload;

//寻找子串

class function Search(const ItBegin,ItEnd,ItBeginSub,ItEndSub:_IIterator):_IIterator; overload;

class function Search(const ItBegin,ItEnd,ItBeginSub,ItEndSub:_IIterator;const TestBinaryFunction:TTestBinaryFunction):_IIterator; overload;

class function Search(const ItBegin,ItEnd,ItBeginSub,ItEndSub:_IIterator;const TestBinaryFunction:TTestBinaryFunctionOfObject):_IIterator; overload;

//最值

class function MinElement(const ItBegin,ItEnd:_IIterator):_IIterator; overload;

class function MinElement(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunction):_IIterator; overload;

class function MinElement(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunctionOfObject):_IIterator; overload;

class function MaxElement(const ItBegin,ItEnd:_IIterator):_IIterator; overload;

class function MaxElement(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunction):_IIterator; overload;

class function MaxElement(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunctionOfObject):_IIterator; overload;

//////////////////////////////////////////////

//交换值

class procedure SwapValue(const It0,It1:_IIterator);overload;

class procedure SwapValue(const It0:_IIterator;const Index0: integer;const It1:_IIterator;const Index1: integer);overload;

//将ItBeginSrc,ItEndSrc区间内的数据拷贝到ItBeginDest开始的区域中

class procedure Copy(const ItBeginSrc,ItEndSrc,ItBeginDest:_IIterator); overload;

//利用TansfromFunction函数进行转换

class procedure Tansfrom(const ItBegin,ItEnd:_IIterator;const TansfromFunction:TTansfromFunction); overload;

class procedure Tansfrom(const ItBegin,ItEnd:_IIterator;const TansfromFunction:TTansfromFunctionOfObject);overload;

class procedure Tansfrom(const ItBeginSrc,ItEndSrc,ItBeginDest:_IIterator;const TansfromFunction:TTansfromFunction); overload;

class procedure Tansfrom(const ItBeginSrc,ItEndSrc,ItBeginDest:_IIterator;const TansfromFunction:TTansfromFunctionOfObject);overload;

class procedure Tansfrom(const ItBeginSrc0,ItEndSrc0,ItBeginSrc1,ItBeginDest:_IIterator;const TansfromFunction:TTansfromBinaryFunction); overload;

class procedure Tansfrom(const ItBeginSrc0,ItEndSrc0,ItBeginSrc1,ItBeginDest:_IIterator;const TansfromFunction:TTansfromBinaryFunctionOfObject);overload;

//交换区间

class procedure SwapRanges(const ItBegin0,ItEnd0,ItBegin1:_IIterator);

//替换元素

class function Replace(const ItBegin,ItEnd:_IIterator;const OldValue,NewValue:_ValueType):integer; overload;

class function ReplaceIf(const ItBegin,ItEnd:_IIterator;const TestFunction:TTestFunction;const NewValue:_ValueType):integer;overload;

class function ReplaceIf(const ItBegin,ItEnd:_IIterator;const TestFunction:TTestFunctionOfObject;const NewValue:_ValueType):integer;overload;

//write ReplaceCopy() ?

//填充区间

class procedure Fill(const ItBegin,ItEnd:_IIterator;const Value:_ValueType);overload;

class procedure Fill(const ItBegin:_IIterator;const N:integer;const Value:_ValueType);overload;

class procedure Generate(const ItBegin,ItEnd:_IIterator;const GenerateFunction:TGenerateFunction);overload;

class procedure Generate(const ItBegin:_IIterator;const N:integer;const GenerateFunction:TGenerateFunction);overload;

class procedure Generate(const ItBegin,ItEnd:_IIterator;const GenerateFunction:TGenerateFunctionOfObject);overload;

class procedure Generate(const ItBegin:_IIterator;const N:integer;const GenerateFunction:TGenerateFunctionOfObject);overload;

//移除元素 //返回值(result)表示Value在[ItBegin,result)区间内被移除了

class function Remove(const ItBegin,ItEnd:_IIterator;const Value:_ValueType):_IIterator;overload;

class function RemoveIf(const ItBegin,ItEnd:_IIterator;const TestFunction:TTestFunction):_IIterator;overload;

class function RemoveIf(const ItBegin,ItEnd:_IIterator;const TestFunction:TTestFunctionOfObject):_IIterator;overload;

/////////////////////////////////////////////////////

//反转

class procedure Reverse(const ItBegin,ItEnd:_IIterator); overload;

//随机重排

class procedure RandomShuffle(const ItBegin,ItEnd:_IIterator); overload;

class procedure RandomShuffle(const ItBegin,ItEnd:_IIterator;const RandomGenerateFunction:TRandomGenerateFunction); overload;

class procedure RandomShuffle(const ItBegin,ItEnd:_IIterator;const RandomGenerateFunction:TRandomGenerateFunctionOfObject); overload;

//排序

class procedure Sort(const ItBegin,ItEnd:_IIterator); overload;

class procedure Sort(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunction); overload;

class procedure Sort(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunctionOfObject); overload;

class function IsSorted(const ItBegin,ItEnd:_IIterator):boolean; overload;

class function IsSorted(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunction):boolean; overload;

class function IsSorted(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunctionOfObject):boolean; overload;

class function BinarySearch(const ItBegin,ItEnd:_IIterator;const Value:_ValueType):_IIterator; overload;

class function BinarySearch(const ItBegin,ItEnd:_IIterator;const Value:_ValueType;const TestBinaryFunction:TTestBinaryFunction):_IIterator; overload;

class function BinarySearch(const ItBegin,ItEnd:_IIterator;const Value:_ValueType;const TestBinaryFunction:TTestBinaryFunctionOfObject):_IIterator; overload;

class function LowerBound(const ItBegin,ItEnd:_IIterator;const Value:_ValueType):_IIterator; overload;

class function LowerBound(const ItBegin,ItEnd:_IIterator;const Value:_ValueType;const TestBinaryFunction:TTestBinaryFunction):_IIterator; overload;

class function LowerBound(const ItBegin,ItEnd:_IIterator;const Value:_ValueType;const TestBinaryFunction:TTestBinaryFunctionOfObject):_IIterator; overload;

//堆操作

class procedure MakeHeap(const ItBegin,ItEnd:_IIterator);overload;

class procedure MakeHeap(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunction);overload;

class procedure MakeHeap(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunctionOfObject);overload;

class procedure PushHeap(const ItBegin,ItEnd:_IIterator);overload; //push value in [ItBegin,ItEnd-1) ,the Value at (ItEnd-1);

class procedure PushHeap(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunction);overload;

class procedure PushHeap(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunctionOfObject);overload;

class procedure PopHeap(const ItBegin,ItEnd:_IIterator);overload;//pop max Value to (ItEnd-1);

class procedure PopHeap(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunction);overload;

class procedure PopHeap(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunctionOfObject);overload;

class procedure SortHeap(const ItBegin,ItEnd:_IIterator);overload;

class procedure SortHeap(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunction);overload;

class procedure SortHeap(const ItBegin,ItEnd:_IIterator;const TestBinaryFunction:TTestBinaryFunctionOfObject);overload;

end;

{$endif } // __Algorithms_inc_h_

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