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 // Created on: 1992-12-15
 // Created by: Mireille MERCIEN
 // Copyright (c) 1992-1999 Matra Datavision
 // Copyright (c) 1999-2014 OPEN CASCADE SAS
 //
 // This file is part of Open CASCADE Technology software library.
 //
 // This library is free software; you can redistribute it and/or modify it under
 // the terms of the GNU Lesser General Public License version 2.1 as published
 // by the Free Software Foundation, with special exception defined in the file
 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
 // distribution for complete text of the license and disclaimer of any warranty.
 //
 // Alternatively, this file may be used under the terms of Open CASCADE
 // commercial license or contractual agreement.
 
 #ifndef _TCollection_HAsciiString_HeaderFile
 #define _TCollection_HAsciiString_HeaderFile
 
 #include <Standard.hxx>
 #include <Standard_Type.hxx>
 
 #include <TCollection_AsciiString.hxx>
 #include <Standard_Transient.hxx>
 #include <Standard_CString.hxx>
 #include <Standard_Integer.hxx>
 #include <Standard_OStream.hxx>
 class TCollection_HExtendedString;
 
 
 class TCollection_HAsciiString;
 DEFINE_STANDARD_HANDLE(TCollection_HAsciiString, Standard_Transient)
 
 //! A variable-length sequence of ASCII characters
 //! (normal 8-bit character type). It provides editing
 //! operations with built-in memory management to
 //! make HAsciiString objects easier to use than ordinary character arrays.
 //! HAsciiString objects are handles to strings.
 //! -   HAsciiString strings may be shared by several objects.
 //! -   You may use an AsciiString object to get the actual string.
 //! Note: HAsciiString objects use an AsciiString string as a field.
 class TCollection_HAsciiString : public Standard_Transient
 {
 
 public:
 
   
   //! Initializes a HAsciiString to an empty AsciiString.
   Standard_EXPORT TCollection_HAsciiString();
   
   //! Initializes a HAsciiString with a CString.
   Standard_EXPORT TCollection_HAsciiString(const Standard_CString message);
   
   //! Initializes a HAsciiString with a single character.
   Standard_EXPORT TCollection_HAsciiString(const Standard_Character aChar);
   
   //! Initializes a HAsciiString with <length> space allocated.
   //! and filled with <filler>.This is useful for buffers.
   Standard_EXPORT TCollection_HAsciiString(const Standard_Integer length, const Standard_Character filler);
   
   //! Initializes a HAsciiString with an integer value
   Standard_EXPORT TCollection_HAsciiString(const Standard_Integer value);
   
   //! Initializes a HAsciiString with a real value
   Standard_EXPORT TCollection_HAsciiString(const Standard_Real value);
   
   //! Initializes a HAsciiString with a AsciiString.
   Standard_EXPORT TCollection_HAsciiString(const TCollection_AsciiString& aString);
 
   //! Initializes a HAsciiString with a AsciiString.
   TCollection_HAsciiString(TCollection_AsciiString&& theString) noexcept :
     myString(std::move(theString))
   {}
   
   //! Initializes a HAsciiString with a HAsciiString.
   Standard_EXPORT TCollection_HAsciiString(const Handle(TCollection_HAsciiString)& aString);
   
   //! Initializes a HAsciiString with a HExtendedString.
   //! If replaceNonAscii is non-null character, it will be used
   //! in place of any non-ascii character found in the source string.
   //! Otherwise, creates UTF-8 unicode string.
   Standard_EXPORT TCollection_HAsciiString(const Handle(TCollection_HExtendedString)& aString, const Standard_Character replaceNonAscii);
   
   //! Appends <other>  to me.
     void AssignCat (const Standard_CString other);
   
   //! Appends <other>  to me.
   //! Example:  aString = aString + anotherString
     void AssignCat (const Handle(TCollection_HAsciiString)& other);
   
   //! Converts the first character into its corresponding
   //! upper-case character and the other characters into lowercase.
   //! Example:
   //! before
   //! me = "hellO "
   //! after
   //! me = "Hello "
   Standard_EXPORT void Capitalize();
   
   //! Creates a new string by concatenation of this
   //! ASCII string and the other ASCII string.
   //! Example:
   //! aString = aString + anotherString
   //! aString = aString + "Dummy"
   //! aString contains "I say "
   //! aString = aString + "Hello " + "Dolly"
   //! gives "I say Hello Dolly"
   //! Warning: To catenate more than one CString, you must put a String before.
   //! So the following example is WRONG !
   //! aString = "Hello " + "Dolly"  THIS IS NOT ALLOWED
   //! This rule is applicable to AssignCat (operator +=) too.
   Standard_EXPORT Handle(TCollection_HAsciiString) Cat (const Standard_CString other) const;
   
   //! Creates a new string by concatenation of this
   //! ASCII string and the other ASCII string.
   //! Example:  aString = aString + anotherString
   Standard_EXPORT Handle(TCollection_HAsciiString) Cat (const Handle(TCollection_HAsciiString)& other) const;
   
   //! Modifies this ASCII string so that its length
   //! becomes equal to Width and the new characters
   //! are equal to Filler. New characters are added
   //! both at the beginning and at the end of this string.
   //! If Width is less than the length of this ASCII string, nothing happens.
   //! Example
   //! Handle(TCollection_HAsciiString)
   //! myAlphabet
   //! = new
   //! TCollection_HAsciiString
   //! ("abcdef");
   //! myAlphabet->Center(9,' ');
   //! assert ( !strcmp(
   //! myAlphabet->ToCString(),
   //! " abcdef ") );
   Standard_EXPORT void Center (const Standard_Integer Width, const Standard_Character Filler);
   
   //! Replaces all characters equal to aChar by
   //! NewChar in this ASCII string. The substitution is
   //! case sensitive if CaseSensitive is true (default value).
   //! If you do not use the default case sensitive
   //! option, it does not matter whether aChar is upper-case or not.
   //! Example
   //! Handle(TCollection_HAsciiString)
   //! myMistake = new
   //! TCollection_HAsciiString
   //! ("Hather");
   //! myMistake->ChangeAll('H','F');
   //! assert ( !strcmp(
   //! myMistake->ToCString(),
   //! "Father") );
   Standard_EXPORT void ChangeAll (const Standard_Character aChar, const Standard_Character NewChar, const Standard_Boolean CaseSensitive = Standard_True);
   
   //! Removes all characters contained in <me>.
   //! This produces an empty HAsciiString.
   Standard_EXPORT void Clear();
   
   //! Returns the index of the first character of <me> that is
   //! present in <Set>.
   //! The search begins to the index FromIndex and ends to the
   //! the index ToIndex.
   //! Returns zero if failure.
   //! Raises an exception if FromIndex or ToIndex is out of range
   //! Example:
   //! before
   //! me = "aabAcAa", S = "Aa", FromIndex = 1, Toindex = 7
   //! after
   //! me = "aabAcAa"
   //! returns
   //! 1
   Standard_EXPORT Standard_Integer FirstLocationInSet (const Handle(TCollection_HAsciiString)& Set, const Standard_Integer FromIndex, const Standard_Integer ToIndex) const;
   
   //! Returns the index of the first character of <me>
   //! that is not present in the set <Set>.
   //! The search begins to the index FromIndex and ends to the
   //! the index ToIndex in <me>.
   //! Returns zero if failure.
   //! Raises an exception if FromIndex or ToIndex is out of range.
   //! Example:
   //! before
   //! me = "aabAcAa", S = "Aa", FromIndex = 1, Toindex = 7
   //! after
   //! me = "aabAcAa"
   //! returns
   //! 3
   Standard_EXPORT Standard_Integer FirstLocationNotInSet (const Handle(TCollection_HAsciiString)& Set, const Standard_Integer FromIndex, const Standard_Integer ToIndex) const;
   
   //! Insert a Character at position <where>.
   //! Example:
   //! aString contains "hy not ?"
   //! aString.Insert(1,'W'); gives "Why not ?"
   //! aString contains "Wh"
   //! aString.Insert(3,'y'); gives "Why"
   //! aString contains "Way"
   //! aString.Insert(2,'h'); gives "Why"
   Standard_EXPORT void Insert (const Standard_Integer where, const Standard_Character what);
   
   //! Insert a HAsciiString at position <where>.
   Standard_EXPORT void Insert (const Standard_Integer where, const Standard_CString what);
   
   //! Insert a HAsciiString at position <where>.
   Standard_EXPORT void Insert (const Standard_Integer where, const Handle(TCollection_HAsciiString)& what);
   
   //! Inserts the other ASCII string a after a specific index in the string <me>
   //! Example:
   //! before
   //! me = "cde" , Index = 0 , other = "ab"
   //! after
   //! me = "abcde" , other = "ab"
   Standard_EXPORT void InsertAfter (const Standard_Integer Index, const Handle(TCollection_HAsciiString)& other);
   
   //! Inserts the other ASCII string a before a specific index in the string <me>
   //! Raises an exception if Index is out of bounds
   //! Example:
   //! before
   //! me = "cde" , Index = 1 , other = "ab"
   //! after
   //! me = "abcde" , other = "ab"
   Standard_EXPORT void InsertBefore (const Standard_Integer Index, const Handle(TCollection_HAsciiString)& other);
   
   //! Returns True if the string <me> contains zero character
   Standard_EXPORT Standard_Boolean IsEmpty() const;
   
   //! Returns TRUE if <me> is 'ASCII' less than <other>.
   Standard_EXPORT Standard_Boolean IsLess (const Handle(TCollection_HAsciiString)& other) const;
   
   //! Returns TRUE if <me> is 'ASCII' greater than <other>.
   Standard_EXPORT Standard_Boolean IsGreater (const Handle(TCollection_HAsciiString)& other) const;
   
   //! Converts a HAsciiString containing a numeric expression to
   //! an Integer.
   //! Example: "215" returns 215.
   Standard_EXPORT Standard_Integer IntegerValue() const;
   
   //! Returns True if the string contains an integer value.
   Standard_EXPORT Standard_Boolean IsIntegerValue() const;
   
   //! Returns True if the string contains a real value.
   Standard_EXPORT Standard_Boolean IsRealValue() const;
   
   //! Returns True if the string contains only ASCII characters
   //! between ' ' and '~'.
   //! This means no control character and no extended ASCII code.
   Standard_EXPORT Standard_Boolean IsAscii() const;
   
   //! Returns True if the string S not contains same characters than
   //! the string <me>.
   Standard_EXPORT Standard_Boolean IsDifferent (const Handle(TCollection_HAsciiString)& S) const;
   
   //! Returns True if the string S contains same characters than the
   //! string <me>.
   Standard_EXPORT Standard_Boolean IsSameString (const Handle(TCollection_HAsciiString)& S) const;
   
   //! Returns True if the string S contains same characters than the
   //! string <me>.
   Standard_EXPORT Standard_Boolean IsSameString (const Handle(TCollection_HAsciiString)& S, const Standard_Boolean CaseSensitive) const;
   
   //! Removes all space characters in the beginning of the string
   Standard_EXPORT void LeftAdjust();
   
   //! Left justify.
   //! Length becomes equal to Width and the new characters are
   //! equal to Filler
   //! if Width < Length nothing happens
   //! Raises an exception if Width is less than zero
   //! Example:
   //! before
   //! me = "abcdef" , Width = 9 , Filler = ' '
   //! after
   //! me = "abcdef   "
   Standard_EXPORT void LeftJustify (const Standard_Integer Width, const Standard_Character Filler);
   
   //! Returns number of characters in <me>.
   //! This is the same functionality as 'strlen' in C.
     Standard_Integer Length() const;
   
   //! returns an index in the string <me> of the first occurrence
   //! of the string S in the string <me> from the starting index
   //! FromIndex to the ending index ToIndex
   //! returns zero if failure
   //! Raises an exception if FromIndex or ToIndex is out of range.
   //! Example:
   //! before
   //! me = "aabAaAa", S = "Aa", FromIndex = 1, ToIndex = 7
   //! after
   //! me = "aabAaAa"
   //! returns
   //! 4
   Standard_EXPORT Standard_Integer Location (const Handle(TCollection_HAsciiString)& other, const Standard_Integer FromIndex, const Standard_Integer ToIndex) const;
   
   //! Returns the index of the nth occurrence of the character C
   //! in the string <me> from the starting index FromIndex to the
   //! ending index ToIndex.
   //! Returns zero if failure.
   //! Raises an exception if FromIndex or ToIndex is out of range
   //! Example:
   //! before
   //! me = "aabAa", N = 3, C = 'a', FromIndex = 1, ToIndex = 5
   //! after
   //! me = "aabAa"
   //! returns 5
   Standard_EXPORT Standard_Integer Location (const Standard_Integer N, const Standard_Character C, const Standard_Integer FromIndex, const Standard_Integer ToIndex) const;
   
   //! Converts <me> to its lower-case equivalent.
   Standard_EXPORT void LowerCase();
   
   //! Inserts the other string at the beginning of the string <me>
   //! Example:
   //! before
   //! me = "cde" , S = "ab"
   //! after
   //! me = "abcde" , S = "ab"
   Standard_EXPORT void Prepend (const Handle(TCollection_HAsciiString)& other);
   
   //! Prints this string on the stream <astream>.
   Standard_EXPORT void Print (Standard_OStream& astream) const;
   
   //! Converts a string containing a numeric expression to a Real.
   //! Example:
   //! "215" returns 215.0.
   //! "3.14159267" returns 3.14159267.
   Standard_EXPORT Standard_Real RealValue() const;
   
   //! Remove all the occurrences of the character C in the string
   //! Example:
   //! before
   //! me = "HellLLo", C = 'L' , CaseSensitive = True
   //! after
   //! me = "Hello"
   Standard_EXPORT void RemoveAll (const Standard_Character C, const Standard_Boolean CaseSensitive);
   
   //! Removes every <what> characters from <me>
   Standard_EXPORT void RemoveAll (const Standard_Character what);
   
   //! Erases <ahowmany> characters from position <where>,
   //! <where> included.
   //! Example:
   //! aString contains "Hello"
   //! aString.Erase(2,2) erases 2 characters from position 1
   //! This gives "Hlo".
   Standard_EXPORT void Remove (const Standard_Integer where, const Standard_Integer ahowmany = 1);
   
   //! Removes all space characters at the end of the string.
   Standard_EXPORT void RightAdjust();
   
   //! Right justify.
   //! Length becomes equal to Width and the new characters are
   //! equal to Filler
   //! if Width < Length nothing happens
   //! Raises an exception if Width is less than zero
   //! Example:
   //! before
   //! me = "abcdef" , Width = 9 , Filler = ' '
   //! after
   //! me = "   abcdef"
   Standard_EXPORT void RightJustify (const Standard_Integer Width, const Standard_Character Filler);
   
   //! Searches a CString in <me> from the beginning
   //! and returns position of first item <what> matching.
   //! It returns -1 if not found.
   //! Example:
   //! aString contains "Sample single test"
   //! aString.Search("le") returns 5
   Standard_EXPORT Standard_Integer Search (const Standard_CString what) const;
   
   //! Searches a String in <me> from the beginning
   //! and returns position of first item <what> matching.
   //! it returns -1 if not found.
   Standard_EXPORT Standard_Integer Search (const Handle(TCollection_HAsciiString)& what) const;
   
   //! Searches a CString in a String from the end
   //! and returns position of first item <what> matching.
   //! It returns -1 if not found.
   //! Example:
   //! aString contains "Sample single test"
   //! aString.SearchFromEnd("le") returns 12
   Standard_EXPORT Standard_Integer SearchFromEnd (const Standard_CString what) const;
   
   //! Searches a HAsciiString in another HAsciiString from the end
   //! and returns position of first item <what> matching.
   //! It returns -1 if not found.
   Standard_EXPORT Standard_Integer SearchFromEnd (const Handle(TCollection_HAsciiString)& what) const;
   
   //! Replaces one character in the string at position <where>.
   //! If <where> is less than zero or greater than the length of <me>
   //! an exception is raised.
   //! Example:
   //! aString contains "Garbake"
   //! astring.Replace(6,'g')  gives <me> = "Garbage"
   Standard_EXPORT void SetValue (const Standard_Integer where, const Standard_Character what);
   
   //! Replaces a part of <me> in the string at position <where>.
   //! If <where> is less than zero or greater than the length of <me>
   //! an exception is raised.
   //! Example:
   //! aString contains "Garbake"
   //! astring.Replace(6,'g')  gives <me> = "Garbage"
   Standard_EXPORT void SetValue (const Standard_Integer where, const Standard_CString what);
   
   //! Replaces a part of <me> by another string.
   Standard_EXPORT void SetValue (const Standard_Integer where, const Handle(TCollection_HAsciiString)& what);
   
   //! Splits a HAsciiString into two sub-strings.
   //! Example:
   //! aString contains "abcdefg"
   //! aString.Split(3) gives <me> = "abc" and returns "defg"
   Standard_EXPORT Handle(TCollection_HAsciiString) Split (const Standard_Integer where);
   
   //! Creation of a sub-string of the string <me>.
   //! The sub-string starts to the index Fromindex and ends
   //! to the index ToIndex.
   //! Raises an exception if ToIndex or FromIndex is out of
   //! bounds
   //! Example:
   //! before
   //! me = "abcdefg", ToIndex=3, FromIndex=6
   //! after
   //! me = "abcdefg"
   //! returns
   //! "cdef"
   Standard_EXPORT Handle(TCollection_HAsciiString) SubString (const Standard_Integer FromIndex, const Standard_Integer ToIndex) const;
   
   //! Returns pointer to string (char *)
   //! This is useful for some casual manipulations
   //! Because this "char *" is 'const', you can't modify its contents.
     Standard_CString ToCString() const;
   
   //! Extracts <whichone> token from <me>.
   //! By default, the <separators> is set to space and tabulation.
   //! By default, the token extracted is the first one (whichone = 1).
   //! <separators> contains all separators you need.
   //! If no token indexed by <whichone> is found, it returns an empty String.
   //! Example:
   //! aString contains "This is a     message"
   //! aString.Token()  returns "This"
   //! aString.Token(" ",4) returns "message"
   //! aString.Token(" ",2) returns "is"
   //! aString.Token(" ",9) returns ""
   //! Other separators than space character and tabulation are allowed
   //! aString contains "1234; test:message   , value"
   //! aString.Token("; :,",4) returns "value"
   //! aString.Token("; :,",2) returns "test"
   Standard_EXPORT Handle(TCollection_HAsciiString) Token (const Standard_CString separators = " \t", const Standard_Integer whichone = 1) const;
   
   //! Truncates <me> to <ahowmany> characters.
   //! Example:  me = "Hello Dolly" -> Trunc(3) -> me = "Hel"
   Standard_EXPORT void Trunc (const Standard_Integer ahowmany);
   
   //! Converts <me> to its upper-case equivalent.
   Standard_EXPORT void UpperCase();
   
   //! Length of the string ignoring all spaces (' ') and the
   //! control character at the end.
   Standard_EXPORT Standard_Integer UsefullLength() const;
   
   //! Returns character at position <where> in <me>.
   //! If <where> is less than zero or greater than the length of
   //! <me>, an exception is raised.
   //! Example:
   //! aString contains "Hello"
   //! aString.Value(2) returns 'e'
   Standard_EXPORT Standard_Character Value (const Standard_Integer where) const;
   
   //! Returns the field myString.
     const TCollection_AsciiString& String() const;
   
   Standard_EXPORT Standard_Boolean IsSameState (const Handle(TCollection_HAsciiString)& other) const;
 
 
 
 
   DEFINE_STANDARD_RTTIEXT(TCollection_HAsciiString,Standard_Transient)
 
 protected:
 
 
 
 
 private:
 
 
   TCollection_AsciiString myString;
 
 
 };
 
 
 #include <TCollection_HAsciiString.lxx>
 
 
 
 
 
 #endif // _TCollection_HAsciiString_HeaderFile

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