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42cf5bc1ca
Automatic upgrade of OCCT code by command "occt_upgrade . -nocdl": - WOK-generated header files from inc and sources from drv are moved to src - CDL files removed - All packages are converted to nocdlpack
148 lines
4.6 KiB
C++
148 lines
4.6 KiB
C++
// Created on: 1993-04-15
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// Created by: Christian CAILLET
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// Copyright (c) 1993-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _Interface_LineBuffer_HeaderFile
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#define _Interface_LineBuffer_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <Standard_Handle.hxx>
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#include <TCollection_AsciiString.hxx>
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#include <Standard_Integer.hxx>
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#include <Standard_Character.hxx>
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#include <Standard_Boolean.hxx>
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#include <Standard_CString.hxx>
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class Standard_OutOfRange;
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class TCollection_AsciiString;
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class TCollection_HAsciiString;
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//! Simple Management of a Line Buffer, to be used by Interface
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//! File Writers.
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//! While a String is suitable to do that, this class ensures an
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//! optimised Memory Management, because this is a hard point of
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//! File Writing.
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class Interface_LineBuffer
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! Creates a LineBuffer with an absolute maximum size
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//! (Default value is only to satisfy compiler requirement)
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Standard_EXPORT Interface_LineBuffer(const Standard_Integer size = 10);
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//! Changes Maximum allowed size of Buffer.
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//! If <max> is Zero, Maximum size is set to the initial size.
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Standard_EXPORT void SetMax (const Standard_Integer max);
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//! Sets an Initial reservation for Blank characters
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//! (this reservation is counted in the size of the current Line)
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Standard_EXPORT void SetInitial (const Standard_Integer initial);
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//! Sets a Keep Status at current Length. It means that at next
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//! Move, the new line will begin by characters between Keep + 1
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//! and current Length
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Standard_EXPORT void SetKeep();
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//! Returns True if there is room enough to add <more> characters
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//! Else, it is required to Dump the Buffer before refilling it
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//! <more> is recorded to manage SetKeep status
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Standard_EXPORT Standard_Boolean CanGet (const Standard_Integer more);
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//! Returns the Content of the LineBuffer
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//! was C++ : return const
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Standard_EXPORT Standard_CString Content() const;
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//! Returns the Length of the LineBuffer
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Standard_EXPORT Standard_Integer Length() const;
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//! Clears completely the LineBuffer
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Standard_EXPORT void Clear();
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//! Inhibits effect of SetInitial until the next Move (i.e. Keep)
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//! Then Prepare will not insert initial blanks, but further ones
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//! will. This allows to cancel initial blanks on an internal Split
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//! A call to SetInitial has no effect on this until Move
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Standard_EXPORT void FreezeInitial();
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//! Fills a AsciiString <str> with the Content of the Line Buffer,
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//! then Clears the LineBuffer
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Standard_EXPORT void Move (TCollection_AsciiString& str);
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//! Same as above, but <str> is known through a Handle
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Standard_EXPORT void Move (const Handle(TCollection_HAsciiString)& str);
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//! Same as above, but generates the HAsciiString
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Standard_EXPORT Handle(TCollection_HAsciiString) Moved();
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//! Adds a text as a CString. Its Length is evaluated from the
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//! text (by C function strlen)
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Standard_EXPORT void Add (const Standard_CString text);
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//! Adds a text as a CString. Its length is given as <lntext>
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Standard_EXPORT void Add (const Standard_CString text, const Standard_Integer lntext);
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//! Adds a text as a AsciiString from TCollection
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Standard_EXPORT void Add (const TCollection_AsciiString& text);
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//! Adds a text made of only ONE Character
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Standard_EXPORT void Add (const Standard_Character text);
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protected:
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private:
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//! Prepares Move : Inserts Initial Blanks if required, and
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//! determines if SetKeep can be supported (it cannot be if Length
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//! + Next String to get (see CanGet) overpass Max Size)
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Standard_EXPORT void Prepare();
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//! Keeps characters from SetKeep. If SetKeep is Zero, equivalent
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//! to Clear
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Standard_EXPORT void Keep();
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TCollection_AsciiString theline;
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Standard_Integer themax;
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Standard_Integer theinit;
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Standard_Integer thekeep;
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Standard_Integer theget;
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Standard_Integer thelen;
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Standard_Integer thefriz;
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Standard_Character thekept;
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};
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#endif // _Interface_LineBuffer_HeaderFile
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