Line data Source code
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 "xiformula.hxx"
21 : #include "rangelst.hxx"
22 : #include "xistream.hxx"
23 :
24 : #include "excform.hxx"
25 :
26 : // Formula compiler ===========================================================
27 :
28 : /** Implementation class of the export formula compiler. */
29 40 : class XclImpFmlaCompImpl : protected XclImpRoot, protected XclTokenArrayHelper
30 : {
31 : public:
32 : explicit XclImpFmlaCompImpl( const XclImpRoot& rRoot );
33 :
34 : /** Creates a range list from the passed Excel token array. */
35 : void CreateRangeList(
36 : ScRangeList& rScRanges, XclFormulaType eType,
37 : const XclTokenArray& rXclTokArr, XclImpStream& rStrm );
38 :
39 : const ScTokenArray* CreateFormula( XclFormulaType eType, const XclTokenArray& rXclTokArr );
40 :
41 : // ------------------------------------------------------------------------
42 : private:
43 : XclFunctionProvider maFuncProv; /// Excel function data provider.
44 : const XclBiff meBiff; /// Cached BIFF version to save GetBiff() calls.
45 : };
46 :
47 : // ----------------------------------------------------------------------------
48 :
49 20 : XclImpFmlaCompImpl::XclImpFmlaCompImpl( const XclImpRoot& rRoot ) :
50 : XclImpRoot( rRoot ),
51 : maFuncProv( rRoot ),
52 20 : meBiff( rRoot.GetBiff() )
53 : {
54 20 : }
55 :
56 1 : void XclImpFmlaCompImpl::CreateRangeList(
57 : ScRangeList& rScRanges, XclFormulaType /*eType*/,
58 : const XclTokenArray& rXclTokArr, XclImpStream& /*rStrm*/ )
59 : {
60 1 : rScRanges.RemoveAll();
61 :
62 : //! evil hack, using old formula import :-)
63 1 : if( !rXclTokArr.Empty() )
64 : {
65 1 : SvMemoryStream aMemStrm;
66 1 : aMemStrm << EXC_ID_EOF << rXclTokArr.GetSize();
67 1 : aMemStrm.Write( rXclTokArr.GetData(), rXclTokArr.GetSize() );
68 1 : XclImpStream aFmlaStrm( aMemStrm, GetRoot() );
69 1 : aFmlaStrm.StartNextRecord();
70 1 : GetOldFmlaConverter().GetAbsRefs( rScRanges, aFmlaStrm, aFmlaStrm.GetRecSize() );
71 : }
72 1 : }
73 :
74 82 : const ScTokenArray* XclImpFmlaCompImpl::CreateFormula(
75 : XclFormulaType /*eType*/, const XclTokenArray& rXclTokArr )
76 : {
77 82 : if (rXclTokArr.Empty())
78 0 : return NULL;
79 :
80 : // evil hack! are we trying to phase out the old style formula converter ?
81 82 : SvMemoryStream aMemStrm;
82 82 : aMemStrm << EXC_ID_EOF << rXclTokArr.GetSize();
83 82 : aMemStrm.Write( rXclTokArr.GetData(), rXclTokArr.GetSize() );
84 82 : XclImpStream aFmlaStrm( aMemStrm, GetRoot() );
85 82 : aFmlaStrm.StartNextRecord();
86 82 : const ScTokenArray* pArray = NULL;
87 82 : GetOldFmlaConverter().Reset();
88 82 : GetOldFmlaConverter().Convert(pArray, aFmlaStrm, aFmlaStrm.GetRecSize(), true);
89 82 : return pArray;
90 : }
91 :
92 : // ----------------------------------------------------------------------------
93 :
94 20 : XclImpFormulaCompiler::XclImpFormulaCompiler( const XclImpRoot& rRoot ) :
95 : XclImpRoot( rRoot ),
96 20 : mxImpl( new XclImpFmlaCompImpl( rRoot ) )
97 : {
98 20 : }
99 :
100 40 : XclImpFormulaCompiler::~XclImpFormulaCompiler()
101 : {
102 40 : }
103 :
104 1 : void XclImpFormulaCompiler::CreateRangeList(
105 : ScRangeList& rScRanges, XclFormulaType eType,
106 : const XclTokenArray& rXclTokArr, XclImpStream& rStrm )
107 : {
108 1 : mxImpl->CreateRangeList( rScRanges, eType, rXclTokArr, rStrm );
109 1 : }
110 :
111 82 : const ScTokenArray* XclImpFormulaCompiler::CreateFormula(
112 : XclFormulaType eType, const XclTokenArray& rXclTokArr )
113 : {
114 82 : return mxImpl->CreateFormula(eType, rXclTokArr);
115 : }
116 :
117 : // ============================================================================
118 :
119 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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