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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
133 lines
4.9 KiB
C++
133 lines
4.9 KiB
C++
// Created on: 1994-04-15
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// Created by: Christian CAILLET
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// Copyright (c) 1994-1999 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_FloatWriter_HeaderFile
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#define _Interface_FloatWriter_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 <Standard_Character.hxx>
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#include <Standard_Real.hxx>
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#include <Standard_Boolean.hxx>
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#include <Standard_Integer.hxx>
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#include <Standard_CString.hxx>
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//! This class converts a floting number (Real) to a string
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//! It can be used if the standard C-C++ output functions
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//! (sprintf or cout<<) are not convenient. That is to say :
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//! - to suppress trailing '0' and 'E+00' (if desired)
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//! - to control exponant output and floating point output
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//!
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//! Formats are given in the form used by printf-sprintf
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class Interface_FloatWriter
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! Creates a FloatWriter ready to work, with default options -
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//! - zero suppress option is set
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//! - main format is set to "%E"
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//! - secondary format is set to "%f" for values between 0.1 and
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//! 1000. in absolute values
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//! If <chars> is given (and positive), it will produce options
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//! to produce this count of characters : "%<chars>f","%<chars>%E"
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Standard_EXPORT Interface_FloatWriter(const Standard_Integer chars = 0);
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//! Sets a specific Format for Sending Reals (main format)
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//! (Default from Creation is "%E")
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//! If <reset> is given True (default), this call clears effects
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//! of former calls to SetFormatForRange and SetZeroSuppress
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Standard_EXPORT void SetFormat (const Standard_CString form, const Standard_Boolean reset = Standard_True);
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//! Sets a secondary Format for Real, to be applied between R1 and
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//! R2 (in absolute values). A Call to SetRealForm cancels this
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//! secondary form if <reset> is True.
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//! (Default from Creation is "%f" between 0.1 and 1000.)
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//! Warning : if the condition (0. <= R1 < R2) is not fulfilled, this
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//! secondary form is canceled.
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Standard_EXPORT void SetFormatForRange (const Standard_CString form, const Standard_Real R1, const Standard_Real R2);
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//! Sets Sending Real Parameters to suppress trailing Zeros and
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//! Null Exponant ("E+00"), if <mode> is given True, Resets this
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//! mode if <mode> is False (in addition to Real Forms)
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//! A call to SetRealFrom resets this mode to False ig <reset> is
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//! given True (Default from Creation is True)
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Standard_EXPORT void SetZeroSuppress (const Standard_Boolean mode);
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//! Sets again options to the defaults given by Create
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Standard_EXPORT void SetDefaults (const Standard_Integer chars = 0);
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//! Returns active options : <zerosup> is the option ZeroSuppress,
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//! <range> is True if a range is set, False else
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//! R1,R2 give the range (if it is set)
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Standard_EXPORT void Options (Standard_Boolean& zerosup, Standard_Boolean& range, Standard_Real& R1, Standard_Real& R2) const;
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//! Returns the main format
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//! was C++ : return const
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Standard_EXPORT Standard_CString MainFormat() const;
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//! Returns the format for range, if set
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//! Meaningful only if <range> from Options is True
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//! was C++ : return const
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Standard_EXPORT Standard_CString FormatForRange() const;
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//! Writes a Real value <val> to a string <text> by using the
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//! options. Returns the useful Length of produced string.
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//! It calls the class method Convert.
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//! Warning : <text> is assumed to be wide enough (20-30 is correct)
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//! And, even if declared in, its content will be modified
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Standard_EXPORT Standard_Integer Write (const Standard_Real val, const Standard_CString text) const;
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//! This class method converts a Real Value to a string, given
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//! options given as arguments. It can be called independantly.
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//! Warning : even if declared in, content of <text> will be modified
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Standard_EXPORT static Standard_Integer Convert (const Standard_Real val, const Standard_CString text, const Standard_Boolean zerosup, const Standard_Real Range1, const Standard_Real Range2, const Standard_CString mainform, const Standard_CString rangeform);
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protected:
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private:
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Standard_Character themainform[12];
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Standard_Real therange1;
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Standard_Real therange2;
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Standard_Character therangeform[12];
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Standard_Boolean thezerosup;
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};
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#endif // _Interface_FloatWriter_HeaderFile
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