basic/source/sbx/sbxulng.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <tools/errcode.hxx>
  21 #include <basic/sbx.hxx>
  22 #include "sbxconv.hxx"
  23
  24 sal_uInt32 ImpGetULong( const SbxValues* p )
  25 {
  26     SbxValues aTmp;
  27     sal_uInt32 nRes;
  28 start:
  29     switch( +p->eType )
  30     {
  31         case SbxNULL:
  32             SbxBase::SetError( SbxERR_CONVERSION );
  33         case SbxEMPTY:
  34             nRes = 0; break;
  35         case SbxCHAR:
  36             nRes = p->nChar;
  37             break;
  38         case SbxBYTE:
  39             nRes = p->nByte; break;
  40         case SbxINTEGER:
  41         case SbxBOOL:
  42             if( p->nInteger < 0 )
  43             {
  44                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
  45             }
  46             else
  47                 nRes = p->nInteger;
  48             break;
  49         case SbxERROR:
  50         case SbxUSHORT:
  51             nRes = p->nUShort;
  52             break;
  53         case SbxLONG:
  54             if( p->nLong < 0 )
  55             {
  56                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
  57             }
  58             else
  59                 nRes = p->nLong;
  60             break;
  61         case SbxULONG:
  62             nRes = p->nULong; break;
  63         case SbxSINGLE:
  64             if( p->nSingle > SbxMAXULNG )
  65             {
  66                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXULNG;
  67             }
  68             else if( p->nSingle < 0 )
  69             {
  70                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
  71             }
  72             else
  73                 nRes = (sal_uInt32) ( p->nSingle + 0.5 );
  74             break;
  75         case SbxDATE:
  76         case SbxDOUBLE:
  77         case SbxSALINT64:
  78         case SbxSALUINT64:
  79         case SbxCURRENCY:
  80         case SbxDECIMAL:
  81         case SbxBYREF | SbxDECIMAL:
  82             {
  83             double dVal;
  84             if( p->eType == SbxCURRENCY )
  85                 dVal = ImpCurrencyToDouble( p->nInt64 );
  86             else if( p->eType == SbxSALINT64 )
  87                 dVal = static_cast< double >(p->nInt64);
  88             else if( p->eType == SbxSALUINT64 )
  89                 dVal = ImpSalUInt64ToDouble( p->uInt64 );
  90             else if( p->eType == SbxDECIMAL )
  91             {
  92                 dVal = 0.0;
  93                 if( p->pDecimal )
  94                     p->pDecimal->getDouble( dVal );
  95             }
  96             else
  97                 dVal = p->nDouble;
  98
  99             if( dVal > SbxMAXULNG )
 100             {
 101                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXULNG;
 102             }
 103             else if( dVal < 0 )
 104             {
 105                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
 106             }
 107             else
 108                 nRes = (sal_uInt32) ( dVal + 0.5 );
 109             break;
 110             }
 111         case SbxBYREF | SbxSTRING:
 112         case SbxSTRING:
 113         case SbxLPSTR:
 114             if( !p->pOUString )
 115                 nRes = 0;
 116             else
 117             {
 118                 double d;
 119                 SbxDataType t;
 120                 if( ImpScan( *p->pOUString, d, t, NULL ) != SbxERR_OK )
 121                     nRes = 0;
 122                 else if( d > SbxMAXULNG )
 123                 {
 124                     SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXULNG;
 125                 }
 126                 else if( d < 0 )
 127                 {
 128                     SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
 129                 }
 130                 else
 131                     nRes = (sal_uInt32) ( d + 0.5 );
 132             }
 133             break;
 134         case SbxOBJECT:
 135         {
 136             SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
 137             if( pVal )
 138                 nRes = pVal->GetULong();
 139             else
 140             {
 141                 SbxBase::SetError( SbxERR_NO_OBJECT ); nRes = 0;
 142             }
 143             break;
 144         }
 145
 146         case SbxBYREF | SbxBYTE:
 147             nRes = *p->pByte; break;
 148         case SbxBYREF | SbxERROR:
 149         case SbxBYREF | SbxUSHORT:
 150             nRes = *p->pUShort; break;
 151         case SbxBYREF | SbxULONG:
 152             nRes = *p->pULong; break;
 153
 154         // from here on tests
 155         case SbxBYREF | SbxCHAR:
 156             aTmp.nChar = *p->pChar; goto ref;
 157         case SbxBYREF | SbxINTEGER:
 158         case SbxBYREF | SbxBOOL:
 159             aTmp.nInteger = *p->pInteger; goto ref;
 160         case SbxBYREF | SbxLONG:
 161             aTmp.nLong = *p->pLong; goto ref;
 162         case SbxBYREF | SbxSINGLE:
 163             aTmp.nSingle = *p->pSingle; goto ref;
 164         case SbxBYREF | SbxDATE:
 165         case SbxBYREF | SbxDOUBLE:
 166             aTmp.nDouble = *p->pDouble; goto ref;
 167         case SbxBYREF | SbxCURRENCY:
 168         case SbxBYREF | SbxSALINT64:
 169             aTmp.nInt64 = *p->pnInt64; goto ref;
 170         case SbxBYREF | SbxSALUINT64:
 171             aTmp.uInt64 = *p->puInt64; goto ref;
 172         ref:
 173             aTmp.eType = SbxDataType( p->eType & 0x0FFF );
 174             p = &aTmp; goto start;
 175
 176         default:
 177             SbxBase::SetError( SbxERR_CONVERSION ); nRes = 0;
 178     }
 179     return nRes;
 180 }
 181
 182 void ImpPutULong( SbxValues* p, sal_uInt32 n )
 183 {
 184     SbxValues aTmp;
 185 start:
 186     switch( +p->eType )
 187     {
 188         case SbxULONG:
 189             p->nULong = n; break;
 190         case SbxSINGLE:
 191             p->nSingle = (float) n; break;
 192         case SbxDATE:
 193         case SbxDOUBLE:
 194             p->nDouble = n; break;
 195         case SbxCURRENCY:
 196         case SbxSALINT64:
 197             aTmp.pnInt64 = &p->nInt64; goto direct;
 198         case SbxSALUINT64:
 199             p->uInt64 = n; break;
 200         case SbxDECIMAL:
 201         case SbxBYREF | SbxDECIMAL:
 202             ImpCreateDecimal( p )->setULong( n );
 203             break;
 204
 205         // from here on tests
 206         case SbxCHAR:
 207             aTmp.pChar = &p->nChar; goto direct;
 208         case SbxUINT:
 209             aTmp.pByte = &p->nByte; goto direct;
 210         case SbxINTEGER:
 211         case SbxBOOL:
 212             aTmp.pInteger = &p->nInteger; goto direct;
 213         case SbxLONG:
 214             aTmp.pLong = &p->nLong; goto direct;
 215         case SbxERROR:
 216         case SbxUSHORT:
 217             aTmp.pUShort = &p->nUShort; goto direct;
 218         direct:
 219             aTmp.eType = SbxDataType( p->eType | SbxBYREF );
 220             p = &aTmp; goto start;
 221
 222         case SbxBYREF | SbxSTRING:
 223         case SbxSTRING:
 224         case SbxLPSTR:
 225             if( !p->pOUString )
 226                 p->pOUString = new OUString;
 227             ImpCvtNum( (double) n, 0, *p->pOUString );
 228             break;
 229         case SbxOBJECT:
 230         {
 231             SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
 232             if( pVal )
 233                 pVal->PutULong( n );
 234             else
 235                 SbxBase::SetError( SbxERR_NO_OBJECT );
 236             break;
 237         }
 238         case SbxBYREF | SbxCHAR:
 239             if( n > SbxMAXCHAR )
 240             {
 241                 SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXCHAR;
 242             }
 243             *p->pChar = (sal_Unicode) n; break;
 244         case SbxBYREF | SbxBYTE:
 245             if( n > SbxMAXBYTE )
 246             {
 247                 SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXBYTE;
 248             }
 249             *p->pByte = (sal_uInt8) n; break;
 250         case SbxBYREF | SbxINTEGER:
 251         case SbxBYREF | SbxBOOL:
 252             if( n > SbxMAXINT )
 253             {
 254                 SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXINT;
 255             }
 256             *p->pInteger = (sal_Int16) n; break;
 257         case SbxBYREF | SbxERROR:
 258         case SbxBYREF | SbxUSHORT:
 259             if( n > SbxMAXUINT )
 260             {
 261                 SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXUINT;
 262             }
 263             *p->pUShort = (sal_uInt16) n; break;
 264         case SbxBYREF | SbxLONG:
 265             if( n > SbxMAXLNG )
 266             {
 267                 SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXLNG;
 268             }
 269             *p->pLong = (sal_Int32) n; break;
 270         case SbxBYREF | SbxULONG:
 271             *p->pULong = n; break;
 272         case SbxBYREF | SbxSINGLE:
 273             *p->pSingle = (float) n; break;
 274         case SbxBYREF | SbxDATE:
 275         case SbxBYREF | SbxDOUBLE:
 276             *p->pDouble = n; break;
 277         case SbxBYREF | SbxCURRENCY:
 278             *p->pnInt64 = n * CURRENCY_FACTOR; break;
 279         case SbxBYREF | SbxSALINT64:
 280             *p->pnInt64 = n; break;
 281         case SbxBYREF | SbxSALUINT64:
 282             *p->puInt64 = n; break;
 283
 284         default:
 285             SbxBase::SetError( SbxERR_CONVERSION );
 286     }
 287 }
 288
 289 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */