basic/source/sbx/sbxuint.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_uInt16 ImpGetUShort( const SbxValues* p )
  25 {
  26     SbxValues aTmp;
  27     sal_uInt16 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 > SbxMAXUINT )
  55             {
  56                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXUINT;
  57             }
  58             else if( p->nLong < 0 )
  59             {
  60                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
  61             }
  62             else
  63                 nRes = (sal_uInt16) p->nLong;
  64             break;
  65         case SbxULONG:
  66             if( p->nULong > SbxMAXUINT )
  67             {
  68                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXUINT;
  69             }
  70             else
  71                 nRes = (sal_uInt16) p->nULong;
  72             break;
  73         case SbxCURRENCY:
  74             if( p->nInt64 / CURRENCY_FACTOR > SbxMAXUINT )
  75             {
  76                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXUINT;
  77             }
  78             else if( p->nInt64 < 0 )
  79             {
  80                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
  81             }
  82             else
  83                 nRes = (sal_uInt16) (p->nInt64 / CURRENCY_FACTOR);
  84             break;
  85         case SbxSALINT64:
  86             if( p->nInt64 > SbxMAXUINT )
  87             {
  88                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXUINT;
  89             }
  90             else if( p->nInt64 < 0 )
  91             {
  92                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
  93             }
  94             else
  95                 nRes = (sal_uInt16) p->nInt64;
  96             break;
  97         case SbxSALUINT64:
  98             if( p->uInt64 > SbxMAXUINT )
  99             {
 100                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXUINT;
 101             }
 102             else
 103                 nRes = (sal_uInt16) p->uInt64;
 104             break;
 105         case SbxSINGLE:
 106             if( p->nSingle > SbxMAXUINT )
 107             {
 108                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXUINT;
 109             }
 110             else if( p->nSingle < 0 )
 111             {
 112                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
 113             }
 114             else
 115                 nRes = (sal_uInt16) ( p->nSingle + 0.5 );
 116             break;
 117         case SbxDATE:
 118         case SbxDOUBLE:
 119         case SbxDECIMAL:
 120         case SbxBYREF | SbxDECIMAL:
 121             {
 122             double dVal;
 123             if( p->eType == SbxDECIMAL )
 124             {
 125                 dVal = 0.0;
 126                 if( p->pDecimal )
 127                     p->pDecimal->getDouble( dVal );
 128             }
 129             else
 130                 dVal = p->nDouble;
 131
 132             if( dVal > SbxMAXUINT )
 133             {
 134                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXUINT;
 135             }
 136             else if( dVal < 0 )
 137             {
 138                 SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
 139             }
 140             else
 141                 nRes = (sal_uInt16) ( dVal + 0.5 );
 142             break;
 143             }
 144         case SbxBYREF | SbxSTRING:
 145         case SbxSTRING:
 146         case SbxLPSTR:
 147             if( !p->pOUString )
 148                 nRes = 0;
 149             else
 150             {
 151                 double d;
 152                 SbxDataType t;
 153                 if( ImpScan( *p->pOUString, d, t, NULL ) != SbxERR_OK )
 154                     nRes = 0;
 155                 else if( d > SbxMAXUINT )
 156                 {
 157                     SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXUINT;
 158                 }
 159                 else if( d < 0 )
 160                 {
 161                     SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
 162                 }
 163                 else
 164                     nRes = (sal_uInt16) ( d + 0.5 );
 165             }
 166             break;
 167         case SbxOBJECT:
 168         {
 169             SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
 170             if( pVal )
 171                 nRes = pVal->GetUShort();
 172             else
 173             {
 174                 SbxBase::SetError( SbxERR_NO_OBJECT ); nRes = 0;
 175             }
 176             break;
 177         }
 178
 179         case SbxBYREF | SbxBYTE:
 180             nRes = *p->pByte; break;
 181         case SbxBYREF | SbxERROR:
 182         case SbxBYREF | SbxUSHORT:
 183             nRes = *p->pUShort; break;
 184
 185         // from here on will be tested
 186         case SbxBYREF | SbxCHAR:
 187             aTmp.nChar = *p->pChar; goto ref;
 188         case SbxBYREF | SbxINTEGER:
 189         case SbxBYREF | SbxBOOL:
 190             aTmp.nInteger = *p->pInteger; goto ref;
 191         case SbxBYREF | SbxLONG:
 192             aTmp.nLong = *p->pLong; goto ref;
 193         case SbxBYREF | SbxULONG:
 194             aTmp.nULong = *p->pULong; goto ref;
 195         case SbxBYREF | SbxSINGLE:
 196             aTmp.nSingle = *p->pSingle; goto ref;
 197         case SbxBYREF | SbxDATE:
 198         case SbxBYREF | SbxDOUBLE:
 199             aTmp.nDouble = *p->pDouble; goto ref;
 200         case SbxBYREF | SbxCURRENCY:
 201         case SbxBYREF | SbxSALINT64:
 202             aTmp.nInt64 = *p->pnInt64; goto ref;
 203         case SbxBYREF | SbxSALUINT64:
 204             aTmp.uInt64 = *p->puInt64; goto ref;
 205         ref:
 206             aTmp.eType = SbxDataType( p->eType & 0x0FFF );
 207             p = &aTmp; goto start;
 208
 209         default:
 210             SbxBase::SetError( SbxERR_CONVERSION ); nRes = 0;
 211     }
 212     return nRes;
 213 }
 214
 215 void ImpPutUShort( SbxValues* p, sal_uInt16 n )
 216 {
 217     SbxValues aTmp;
 218
 219 start:
 220     switch( +p->eType )
 221     {
 222         case SbxERROR:
 223         case SbxUSHORT:
 224             p->nUShort = n; break;
 225         case SbxLONG:
 226             p->nLong = n; break;
 227         case SbxULONG:
 228             p->nULong = n; break;
 229         case SbxSINGLE:
 230             p->nSingle = n; break;
 231         case SbxDATE:
 232         case SbxDOUBLE:
 233             p->nDouble = n; break;
 234         case SbxCURRENCY:
 235             p->nInt64 = n * CURRENCY_FACTOR; break;
 236         case SbxSALINT64:
 237             p->nInt64 = n; break;
 238         case SbxSALUINT64:
 239             p->uInt64 = n; break;
 240         case SbxDECIMAL:
 241         case SbxBYREF | SbxDECIMAL:
 242             ImpCreateDecimal( p )->setUInt( n );
 243             break;
 244
 245         // from here on tests
 246         case SbxCHAR:
 247             aTmp.pChar = &p->nChar; goto direct;
 248         case SbxBYTE:
 249             aTmp.pByte = &p->nByte; goto direct;
 250         case SbxINTEGER:
 251         case SbxBOOL:
 252             aTmp.pInteger = &p->nInteger;
 253         direct:
 254             aTmp.eType = SbxDataType( p->eType | SbxBYREF );
 255             p = &aTmp; goto start;
 256
 257         case SbxBYREF | SbxSTRING:
 258         case SbxSTRING:
 259         case SbxLPSTR:
 260             if( !p->pOUString )
 261                 p->pOUString = new OUString;
 262             ImpCvtNum( (double) n, 0, *p->pOUString );
 263             break;
 264         case SbxOBJECT:
 265         {
 266             SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
 267             if( pVal )
 268                 pVal->PutUShort( n );
 269             else
 270                 SbxBase::SetError( SbxERR_NO_OBJECT );
 271             break;
 272         }
 273
 274         case SbxBYREF | SbxCHAR:
 275             *p->pChar = (sal_Unicode) n; break;
 276         case SbxBYREF | SbxBYTE:
 277             if( n > SbxMAXBYTE )
 278             {
 279                 SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXBYTE;
 280             }
 281             *p->pByte = (sal_uInt8) n; break;
 282         case SbxBYREF | SbxINTEGER:
 283         case SbxBYREF | SbxBOOL:
 284             if( n > SbxMAXINT )
 285             {
 286                 SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXINT;
 287             }
 288             *p->pInteger = (sal_Int16) n; break;
 289         case SbxBYREF | SbxERROR:
 290         case SbxBYREF | SbxUSHORT:
 291             *p->pUShort = n; break;
 292         case SbxBYREF | SbxLONG:
 293             *p->pLong = n; break;
 294         case SbxBYREF | SbxULONG:
 295             *p->pULong = n; break;
 296         case SbxBYREF | SbxSINGLE:
 297             *p->pSingle = n; break;
 298         case SbxBYREF | SbxDATE:
 299         case SbxBYREF | SbxDOUBLE:
 300             *p->pDouble = n; break;
 301         case SbxBYREF | SbxCURRENCY:
 302             *p->pnInt64 = n * CURRENCY_FACTOR; break;
 303         case SbxBYREF | SbxSALINT64:
 304             *p->pnInt64 = n; break;
 305         case SbxBYREF | SbxSALUINT64:
 306             *p->puInt64 = n; break;
 307
 308         default:
 309             SbxBase::SetError( SbxERR_CONVERSION );
 310     }
 311 }
 312
 313 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */