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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 0 : sal_Unicode ImpGetChar( const SbxValues* p )
25 : {
26 0 : SbxValues aTmp;
27 0 : sal_Unicode nRes = 0;
28 : start:
29 0 : switch( +p->eType )
30 : {
31 : case SbxNULL:
32 0 : SbxBase::SetError( SbxERR_CONVERSION );
33 : case SbxEMPTY:
34 0 : nRes = 0; break;
35 : case SbxCHAR:
36 0 : nRes = p->nChar; break;
37 : case SbxBYTE:
38 0 : nRes = (sal_Unicode) p->nByte;
39 0 : break;
40 : case SbxINTEGER:
41 : case SbxBOOL:
42 0 : if( p->nInteger < SbxMINCHAR )
43 : {
44 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMINCHAR;
45 : }
46 : else
47 0 : nRes = (sal_Unicode) p->nInteger;
48 0 : break;
49 : case SbxERROR:
50 : case SbxUSHORT:
51 0 : nRes = (sal_Unicode) p->nUShort;
52 0 : break;
53 : case SbxLONG:
54 0 : if( p->nLong > SbxMAXCHAR )
55 : {
56 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXCHAR;
57 : }
58 0 : else if( p->nLong < SbxMINCHAR )
59 : {
60 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMINCHAR;
61 : }
62 : else
63 0 : nRes = (sal_Unicode) p->nLong;
64 0 : break;
65 : case SbxULONG:
66 0 : if( p->nULong > SbxMAXCHAR )
67 : {
68 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXCHAR;
69 : }
70 : else
71 0 : nRes = (sal_Unicode) p->nULong;
72 0 : break;
73 : case SbxCURRENCY:
74 : case SbxSALINT64:
75 : {
76 0 : sal_Int64 val = p->nInt64;
77 :
78 0 : if ( p->eType == SbxCURRENCY )
79 0 : val = val / CURRENCY_FACTOR;
80 :
81 0 : if( val > SbxMAXCHAR )
82 : {
83 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXCHAR;
84 : }
85 0 : else if( p->nInt64 < SbxMINCHAR )
86 : {
87 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMINCHAR;
88 : }
89 : else
90 0 : nRes = (sal_Unicode) val;
91 0 : break;
92 : }
93 : case SbxSALUINT64:
94 0 : if( p->uInt64 > SbxMAXCHAR )
95 : {
96 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXCHAR;
97 : }
98 : else
99 0 : nRes = (sal_Unicode) p->uInt64;
100 0 : break;
101 : case SbxSINGLE:
102 0 : if( p->nSingle > SbxMAXCHAR )
103 : {
104 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXCHAR;
105 : }
106 0 : else if( p->nSingle < SbxMINCHAR )
107 : {
108 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMINCHAR;
109 : }
110 : else
111 0 : nRes = (sal_Unicode) ImpRound( p->nSingle );
112 0 : break;
113 : case SbxDATE:
114 : case SbxDOUBLE:
115 : case SbxDECIMAL:
116 : case SbxBYREF | SbxDECIMAL:
117 : {
118 : double dVal;
119 0 : if( p->eType == SbxDECIMAL )
120 : {
121 0 : dVal = 0.0;
122 0 : if( p->pDecimal )
123 0 : p->pDecimal->getDouble( dVal );
124 : }
125 : else
126 0 : dVal = p->nDouble;
127 :
128 0 : if( dVal > SbxMAXCHAR )
129 : {
130 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXCHAR;
131 : }
132 0 : else if( dVal < SbxMINCHAR )
133 : {
134 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMINCHAR;
135 : }
136 : else
137 0 : nRes = (sal_uInt8) ImpRound( dVal );
138 : break;
139 : }
140 : case SbxBYREF | SbxSTRING:
141 : case SbxSTRING:
142 : case SbxLPSTR:
143 0 : if ( p->pOUString )
144 : {
145 : double d;
146 : SbxDataType t;
147 0 : if( ImpScan( *p->pOUString, d, t, NULL ) != SbxERR_OK )
148 0 : nRes = 0;
149 0 : else if( d > SbxMAXCHAR )
150 : {
151 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXCHAR;
152 : }
153 0 : else if( d < SbxMINCHAR )
154 : {
155 0 : SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMINCHAR;
156 : }
157 : else
158 0 : nRes = (sal_Unicode) ImpRound( d );
159 : }
160 0 : break;
161 : case SbxOBJECT:
162 : {
163 0 : SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
164 0 : if( pVal )
165 0 : nRes = pVal->GetChar();
166 : else
167 : {
168 0 : SbxBase::SetError( SbxERR_NO_OBJECT ); nRes = 0;
169 : }
170 0 : break;
171 : }
172 :
173 : case SbxBYREF | SbxCHAR:
174 0 : nRes = *p->pChar; break;
175 : // from here on will be tested
176 : case SbxBYREF | SbxBYTE:
177 0 : aTmp.nByte = *p->pByte; goto ref;
178 : case SbxBYREF | SbxINTEGER:
179 : case SbxBYREF | SbxBOOL:
180 0 : aTmp.nInteger = *p->pInteger; goto ref;
181 : case SbxBYREF | SbxLONG:
182 0 : aTmp.nLong = *p->pLong; goto ref;
183 : case SbxBYREF | SbxULONG:
184 0 : aTmp.nULong = *p->pULong; goto ref;
185 : case SbxBYREF | SbxERROR:
186 : case SbxBYREF | SbxUSHORT:
187 0 : aTmp.nUShort = *p->pUShort; goto ref;
188 : case SbxBYREF | SbxSINGLE:
189 0 : aTmp.nSingle = *p->pSingle; goto ref;
190 : case SbxBYREF | SbxDATE:
191 : case SbxBYREF | SbxDOUBLE:
192 0 : aTmp.nDouble = *p->pDouble; goto ref;
193 : case SbxBYREF | SbxCURRENCY:
194 : case SbxBYREF | SbxSALINT64:
195 0 : aTmp.nInt64 = *p->pnInt64; goto ref;
196 : case SbxBYREF | SbxSALUINT64:
197 0 : aTmp.uInt64 = *p->puInt64; goto ref;
198 : ref:
199 0 : aTmp.eType = SbxDataType( p->eType & 0x0FFF );
200 0 : p = &aTmp; goto start;
201 :
202 : default:
203 0 : SbxBase::SetError( SbxERR_CONVERSION ); nRes = 0;
204 : }
205 0 : return nRes;
206 : }
207 :
208 0 : void ImpPutChar( SbxValues* p, sal_Unicode n )
209 : {
210 0 : SbxValues aTmp;
211 : start:
212 0 : switch( +p->eType )
213 : {
214 : case SbxCHAR:
215 0 : p->nChar = n; break;
216 : case SbxINTEGER:
217 : case SbxBOOL:
218 0 : p->nInteger = n; break;
219 : case SbxLONG:
220 0 : p->nLong = n; break;
221 : case SbxSINGLE:
222 0 : p->nSingle = n; break;
223 : case SbxDATE:
224 : case SbxDOUBLE:
225 0 : p->nDouble = n; break;
226 : case SbxCURRENCY:
227 0 : p->nInt64 = n * CURRENCY_FACTOR; break;
228 : case SbxSALINT64:
229 0 : p->nInt64 = n; break;
230 : case SbxSALUINT64:
231 0 : p->uInt64 = n; break;
232 : case SbxBYREF | SbxDECIMAL:
233 0 : ImpCreateDecimal( p )->setChar( n );
234 0 : break;
235 :
236 : // from here on will be tested
237 : case SbxBYTE:
238 0 : aTmp.pByte = &p->nByte; goto direct;
239 : case SbxULONG:
240 0 : aTmp.pULong = &p->nULong; goto direct;
241 : case SbxERROR:
242 : case SbxUSHORT:
243 0 : aTmp.pUShort = &p->nUShort; goto direct;
244 : direct:
245 0 : aTmp.eType = SbxDataType( p->eType | SbxBYREF );
246 0 : p = &aTmp; goto start;
247 :
248 : case SbxBYREF | SbxSTRING:
249 : case SbxSTRING:
250 : case SbxLPSTR:
251 0 : if ( !p->pOUString )
252 0 : p->pOUString = new ::rtl::OUString( n );
253 : else
254 0 : *p->pOUString = ::rtl::OUString( n );
255 0 : break;
256 : case SbxOBJECT:
257 : {
258 0 : SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
259 0 : if( pVal )
260 0 : pVal->PutChar( n );
261 : else
262 0 : SbxBase::SetError( SbxERR_NO_OBJECT );
263 0 : break;
264 : }
265 : case SbxBYREF | SbxCHAR:
266 0 : *p->pChar = n; break;
267 : case SbxBYREF | SbxBYTE:
268 0 : *p->pByte = (sal_uInt8) n; break;
269 : case SbxBYREF | SbxINTEGER:
270 : case SbxBYREF | SbxBOOL:
271 0 : *p->pInteger = n; break;
272 : case SbxBYREF | SbxERROR:
273 : case SbxBYREF | SbxUSHORT:
274 0 : *p->pUShort = (sal_uInt16) n; break;
275 : case SbxBYREF | SbxLONG:
276 0 : *p->pLong = (sal_Int32) n; break;
277 : case SbxBYREF | SbxULONG:
278 0 : *p->pULong = (sal_uInt32) n; break;
279 : case SbxBYREF | SbxSINGLE:
280 0 : *p->pSingle = (float) n; break;
281 : case SbxBYREF | SbxDATE:
282 : case SbxBYREF | SbxDOUBLE:
283 0 : *p->pDouble = (double) n; break;
284 : case SbxBYREF | SbxCURRENCY:
285 0 : p->nInt64 = n * CURRENCY_FACTOR; break;
286 : case SbxBYREF | SbxSALINT64:
287 0 : *p->pnInt64 = n; break;
288 : case SbxBYREF | SbxSALUINT64:
289 0 : *p->puInt64 = n; break;
290 :
291 : default:
292 0 : SbxBase::SetError( SbxERR_CONVERSION );
293 : }
294 0 : }
295 :
296 :
297 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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