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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 <calc.hxx>
21 : #include <cellatr.hxx>
22 : #include <doc.hxx>
23 : #include <float.h>
24 : #include <format.hxx>
25 : #include <hintids.hxx>
26 : #include <hints.hxx>
27 : #include <node.hxx>
28 : #include <rolbck.hxx>
29 : #include <rtl/math.hxx>
30 : #include <rtl/ustring.hxx>
31 : #include <switerator.hxx>
32 : #include <swtable.hxx>
33 :
34 : // SwTblBoxNumFormat
35 :
36 0 : SwTblBoxNumFormat::SwTblBoxNumFormat( sal_uInt32 nFormat, sal_Bool bFlag )
37 0 : : SfxUInt32Item( RES_BOXATR_FORMAT, nFormat ), bAuto( bFlag )
38 : {
39 0 : }
40 :
41 0 : bool SwTblBoxNumFormat::operator==( const SfxPoolItem& rAttr ) const
42 : {
43 : OSL_ENSURE( SfxPoolItem::operator==( rAttr ), "no matching attributes" );
44 0 : return GetValue() == ( (SwTblBoxNumFormat&) rAttr ).GetValue() &&
45 0 : bAuto == ( (SwTblBoxNumFormat&) rAttr ).bAuto;
46 : }
47 :
48 0 : SfxPoolItem* SwTblBoxNumFormat::Clone( SfxItemPool* ) const
49 : {
50 0 : return new SwTblBoxNumFormat( GetValue(), bAuto );
51 : }
52 :
53 : // SwTblBoxFormula
54 :
55 0 : SwTblBoxFormula::SwTblBoxFormula( const OUString& rFormula )
56 : : SfxPoolItem( RES_BOXATR_FORMULA ),
57 : SwTableFormula( rFormula ),
58 0 : pDefinedIn( 0 )
59 : {
60 0 : }
61 :
62 0 : bool SwTblBoxFormula::operator==( const SfxPoolItem& rAttr ) const
63 : {
64 : OSL_ENSURE( SfxPoolItem::operator==( rAttr ), "keine gleichen Attribute" );
65 0 : return GetFormula() == ( (SwTblBoxFormula&) rAttr ).GetFormula() &&
66 0 : pDefinedIn == ( (SwTblBoxFormula&) rAttr ).pDefinedIn;
67 : }
68 :
69 0 : SfxPoolItem* SwTblBoxFormula::Clone( SfxItemPool* ) const
70 : {
71 : // switch to external rendering
72 0 : SwTblBoxFormula* pNew = new SwTblBoxFormula( GetFormula() );
73 0 : pNew->SwTableFormula::operator=( *this );
74 0 : return pNew;
75 : }
76 :
77 : /** Get node type of the node containing this formula
78 :
79 : E.g. TextFeld -> TextNode, or
80 : BoxAttribute -> BoxStartNode
81 :
82 : Caution: Has to be overloaded when inheriting.
83 : */
84 0 : const SwNode* SwTblBoxFormula::GetNodeOfFormula() const
85 : {
86 0 : const SwNode* pRet = 0;
87 0 : if( pDefinedIn )
88 : {
89 0 : SwTableBox* pBox = SwIterator<SwTableBox,SwModify>::FirstElement( *pDefinedIn );
90 0 : if( pBox )
91 0 : pRet = pBox->GetSttNd();
92 : }
93 0 : return pRet;
94 : }
95 :
96 0 : SwTableBox* SwTblBoxFormula::GetTableBox()
97 : {
98 0 : SwTableBox* pBox = 0;
99 0 : if( pDefinedIn )
100 0 : pBox = SwIterator<SwTableBox,SwModify>::FirstElement( *pDefinedIn );
101 0 : return pBox;
102 : }
103 :
104 0 : void SwTblBoxFormula::ChangeState( const SfxPoolItem* pItem )
105 : {
106 0 : if( !pDefinedIn )
107 0 : return ;
108 :
109 : SwTableFmlUpdate* pUpdtFld;
110 0 : if( !pItem || RES_TABLEFML_UPDATE != pItem->Which() )
111 : {
112 : // reset value flag
113 0 : ChgValid( false );
114 0 : return ;
115 : }
116 :
117 0 : pUpdtFld = (SwTableFmlUpdate*)pItem;
118 :
119 : // detect table that contains this attribute
120 : const SwTableNode* pTblNd;
121 0 : const SwNode* pNd = GetNodeOfFormula();
122 0 : if( pNd && &pNd->GetNodes() == &pNd->GetDoc()->GetNodes() &&
123 : 0 != ( pTblNd = pNd->FindTableNode() ))
124 : {
125 0 : switch( pUpdtFld->eFlags )
126 : {
127 : case TBL_CALC:
128 : // reset value flag
129 0 : ChgValid( false );
130 0 : break;
131 : case TBL_BOXNAME:
132 0 : if( &pTblNd->GetTable() == pUpdtFld->pTbl )
133 : // use external rendering
134 0 : PtrToBoxNm( pUpdtFld->pTbl );
135 0 : break;
136 : case TBL_BOXPTR:
137 : // internal rendering
138 0 : BoxNmToPtr( &pTblNd->GetTable() );
139 0 : break;
140 : case TBL_RELBOXNAME:
141 0 : if( &pTblNd->GetTable() == pUpdtFld->pTbl )
142 : // relative rendering
143 0 : ToRelBoxNm( pUpdtFld->pTbl );
144 0 : break;
145 :
146 : case TBL_SPLITTBL:
147 0 : if( &pTblNd->GetTable() == pUpdtFld->pTbl )
148 : {
149 : sal_uInt16 nLnPos = SwTableFormula::GetLnPosInTbl(
150 0 : pTblNd->GetTable(), GetTableBox() );
151 0 : pUpdtFld->bBehindSplitLine = USHRT_MAX != nLnPos &&
152 0 : pUpdtFld->nSplitLine <= nLnPos;
153 : }
154 : else
155 0 : pUpdtFld->bBehindSplitLine = sal_False;
156 : // no break
157 : case TBL_MERGETBL:
158 0 : if( pUpdtFld->pHistory )
159 : {
160 : // for a history record the unchanged formula is needed
161 0 : SwTblBoxFormula aCopy( *this );
162 0 : pUpdtFld->bModified = sal_False;
163 0 : ToSplitMergeBoxNm( *pUpdtFld );
164 :
165 0 : if( pUpdtFld->bModified )
166 : {
167 : // external rendering
168 0 : aCopy.PtrToBoxNm( &pTblNd->GetTable() );
169 : pUpdtFld->pHistory->Add( &aCopy, &aCopy,
170 0 : pNd->FindTableBoxStartNode()->GetIndex() );
171 0 : }
172 : }
173 : else
174 0 : ToSplitMergeBoxNm( *pUpdtFld );
175 0 : break;
176 : }
177 : }
178 : }
179 :
180 0 : void SwTblBoxFormula::Calc( SwTblCalcPara& rCalcPara, double& rValue )
181 : {
182 0 : if( !rCalcPara.rCalc.IsCalcError() )
183 : {
184 : // create pointers from box names
185 0 : BoxNmToPtr( rCalcPara.pTbl );
186 0 : const OUString sFml( MakeFormula( rCalcPara ));
187 0 : if( !rCalcPara.rCalc.IsCalcError() )
188 0 : rValue = rCalcPara.rCalc.Calculate( sFml ).GetDouble();
189 : else
190 0 : rValue = DBL_MAX;
191 0 : ChgValid( !rCalcPara.IsStackOverflow() ); // value is now valid again
192 : }
193 0 : }
194 :
195 : // SwTblBoxValue
196 :
197 0 : SwTblBoxValue::SwTblBoxValue()
198 0 : : SfxPoolItem( RES_BOXATR_VALUE ), nValue( 0 )
199 : {
200 0 : }
201 :
202 0 : SwTblBoxValue::SwTblBoxValue( const double nVal )
203 0 : : SfxPoolItem( RES_BOXATR_VALUE ), nValue( nVal )
204 : {
205 0 : }
206 :
207 0 : bool SwTblBoxValue::operator==( const SfxPoolItem& rAttr ) const
208 : {
209 : OSL_ENSURE( SfxPoolItem::operator==(rAttr), "SwTblBoxValue: item not equal" );
210 0 : SwTblBoxValue const& rOther( static_cast<SwTblBoxValue const&>(rAttr) );
211 : // items with NaN should be equal to enable pooling
212 0 : return ::rtl::math::isNan( nValue )
213 0 : ? ::rtl::math::isNan( rOther.nValue )
214 0 : : ( nValue == rOther.nValue );
215 : }
216 :
217 0 : SfxPoolItem* SwTblBoxValue::Clone( SfxItemPool* ) const
218 : {
219 0 : return new SwTblBoxValue( nValue );
220 : }
221 :
222 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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