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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef _DXFGRPRD_HXX
#define _DXFGRPRD_HXX
#include <sal/types.h>
#include <tools/stream.hxx>
#define DXF_MAX_STRING_LEN 256 // Max Stringlaenge (ohne die 0)
class DXFGroupReader
{
public:
// note:
// sizeof(DXFGroupReader) is big, so only create dynamically
DXFGroupReader( SvStream & rIStream, sal_uInt16 nMinPercent, sal_uInt16 nMaxPercent );
sal_Bool GetStatus() const;
void SetError();
sal_uInt16 Read();
// Reads next group and returns the group code.
// In case of an error GetStatus() returns sal_False, group code will be set
// to 0 and SetS(0,"EOF") will be executed.
sal_uInt16 GetG() const;
// Return the last group code (the one the last Read() did return).
long GetI() const;
// Returns the integer value of the group which was read earlier with Read().
// This read must have returned a group code for datatype Integer.
// If not 0 is returend
double GetF() const;
// Returns the floating point value of the group which was read earlier with Read().
// This read must have returned a group code for datatype Floatingpoint.
// If not 0 is returend
const char * GetS() const;
// Returns the string of the group which was read earlier with Read().
// This read must have returned a group code for datatype String.
// If not NULL is returend
// The following three methods work like the above execp that a different than the
// current group code can bet set. (DXFGroupReader stroes the parameters of all
// group codes. Therefore it is possible to first Read() some groups and then analyze
// them afterwards.)
long GetI(sal_uInt16 nG) const;
double GetF(sal_uInt16 nG) const;
const char * GetS(sal_uInt16 nG) const;
// The following methods can change the current values of group codes
// (e.g. to set default values, before 'blindly' reading lots of groups)
void SetF(sal_uInt16 nG, double fF);
void SetS(sal_uInt16 nG, const char * sS); // (will be copied)
private:
void ReadLine(char * ptgt);
long ReadI();
double ReadF();
void ReadS(char * ptgt);
SvStream & rIS;
sal_uInt16 nIBuffSize,nIBuffPos;
sal_Bool bStatus;
sal_uInt16 nLastG;
sal_uLong nGCount;
sal_uLong nMinPercent;
sal_uLong nMaxPercent;
sal_uLong nLastPercent;
sal_uLong nFileSize;
char S0_9 [10][DXF_MAX_STRING_LEN+1]; // Strings group codes 0..9
double F10_59 [50]; // Floats group codes 10..59
long I60_79 [20]; // Integers group codes 60..79
long I90_99 [10];
char S100 [DXF_MAX_STRING_LEN+1];
char S102 [DXF_MAX_STRING_LEN+1];
double F140_147 [ 8]; // Floats group codes 140..147
long I170_175 [ 6]; // Integers group codes 170..175
double F210_239 [30]; // Floats group codes 210..239
char S999_1009 [11][DXF_MAX_STRING_LEN+1]; // Strings group codes 999..1009
double F1010_1059[50]; // Floats group codes 1010..1059
long I1060_1079[20]; // Integers group codes 1060..1079
};
inline sal_Bool DXFGroupReader::GetStatus() const
{
return bStatus;
}
inline void DXFGroupReader::SetError()
{
bStatus=sal_False;
}
inline sal_uInt16 DXFGroupReader::GetG() const
{
return nLastG;
}
inline long DXFGroupReader::GetI() const
{
return GetI(nLastG);
}
inline double DXFGroupReader::GetF() const
{
return GetF(nLastG);
}
inline const char * DXFGroupReader::GetS() const
{
return GetS(nLastG);
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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