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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 <switerator.hxx>
31 : #include <swtable.hxx>
32 :
33 : // -----------------
34 : // SwTblBoxNumFormat
35 : // -----------------
36 :
37 10 : SwTblBoxNumFormat::SwTblBoxNumFormat( sal_uInt32 nFormat, sal_Bool bFlag )
38 10 : : SfxUInt32Item( RES_BOXATR_FORMAT, nFormat ), bAuto( bFlag )
39 : {
40 10 : }
41 :
42 0 : int SwTblBoxNumFormat::operator==( const SfxPoolItem& rAttr ) const
43 : {
44 : OSL_ENSURE( SfxPoolItem::operator==( rAttr ), "no matching attributes" );
45 0 : return GetValue() == ( (SwTblBoxNumFormat&) rAttr ).GetValue() &&
46 0 : bAuto == ( (SwTblBoxNumFormat&) rAttr ).bAuto;
47 : }
48 :
49 0 : SfxPoolItem* SwTblBoxNumFormat::Clone( SfxItemPool* ) const
50 : {
51 0 : return new SwTblBoxNumFormat( GetValue(), bAuto );
52 : }
53 :
54 : // -----------------
55 : // SwTblBoxFormula
56 : // -----------------
57 :
58 10 : SwTblBoxFormula::SwTblBoxFormula( const String& rFormula )
59 : : SfxPoolItem( RES_BOXATR_FORMULA ),
60 : SwTableFormula( rFormula ),
61 10 : pDefinedIn( 0 )
62 : {
63 10 : }
64 :
65 0 : int SwTblBoxFormula::operator==( const SfxPoolItem& rAttr ) const
66 : {
67 : OSL_ENSURE( SfxPoolItem::operator==( rAttr ), "keine gleichen Attribute" );
68 0 : return GetFormula() == ( (SwTblBoxFormula&) rAttr ).GetFormula() &&
69 0 : pDefinedIn == ( (SwTblBoxFormula&) rAttr ).pDefinedIn;
70 : }
71 :
72 0 : SfxPoolItem* SwTblBoxFormula::Clone( SfxItemPool* ) const
73 : {
74 : // switch to external rendering
75 0 : SwTblBoxFormula* pNew = new SwTblBoxFormula( GetFormula() );
76 0 : pNew->SwTableFormula::operator=( *this );
77 0 : return pNew;
78 : }
79 :
80 : /** Get node type of the node containing this formula
81 :
82 : E.g. TextFeld -> TextNode, or
83 : BoxAttribute -> BoxStartNode
84 :
85 : Caution: Has to be overloaded when inheriting.
86 : */
87 0 : const SwNode* SwTblBoxFormula::GetNodeOfFormula() const
88 : {
89 0 : const SwNode* pRet = 0;
90 0 : if( pDefinedIn )
91 : {
92 0 : SwTableBox* pBox = SwIterator<SwTableBox,SwModify>::FirstElement( *pDefinedIn );
93 0 : if( pBox )
94 0 : pRet = pBox->GetSttNd();
95 : }
96 0 : return pRet;
97 : }
98 :
99 0 : SwTableBox* SwTblBoxFormula::GetTableBox()
100 : {
101 0 : SwTableBox* pBox = 0;
102 0 : if( pDefinedIn )
103 0 : pBox = SwIterator<SwTableBox,SwModify>::FirstElement( *pDefinedIn );
104 0 : return pBox;
105 : }
106 :
107 0 : void SwTblBoxFormula::ChangeState( const SfxPoolItem* pItem )
108 : {
109 0 : if( !pDefinedIn )
110 0 : return ;
111 :
112 : SwTableFmlUpdate* pUpdtFld;
113 0 : if( !pItem || RES_TABLEFML_UPDATE != pItem->Which() )
114 : {
115 : // reset value flag
116 0 : ChgValid( sal_False );
117 0 : return ;
118 : }
119 :
120 0 : pUpdtFld = (SwTableFmlUpdate*)pItem;
121 :
122 : // detect table that contains this attribute
123 : const SwTableNode* pTblNd;
124 0 : const SwNode* pNd = GetNodeOfFormula();
125 0 : if( pNd && &pNd->GetNodes() == &pNd->GetDoc()->GetNodes() &&
126 : 0 != ( pTblNd = pNd->FindTableNode() ))
127 : {
128 0 : switch( pUpdtFld->eFlags )
129 : {
130 : case TBL_CALC:
131 : // reset value flag
132 0 : ChgValid( sal_False );
133 0 : break;
134 : case TBL_BOXNAME:
135 0 : if( &pTblNd->GetTable() == pUpdtFld->pTbl )
136 : // use external rendering
137 0 : PtrToBoxNm( pUpdtFld->pTbl );
138 0 : break;
139 : case TBL_BOXPTR:
140 : // internal rendering
141 0 : BoxNmToPtr( &pTblNd->GetTable() );
142 0 : break;
143 : case TBL_RELBOXNAME:
144 0 : if( &pTblNd->GetTable() == pUpdtFld->pTbl )
145 : // relative rendering
146 0 : ToRelBoxNm( pUpdtFld->pTbl );
147 0 : break;
148 :
149 : case TBL_SPLITTBL:
150 0 : if( &pTblNd->GetTable() == pUpdtFld->pTbl )
151 : {
152 : sal_uInt16 nLnPos = SwTableFormula::GetLnPosInTbl(
153 0 : pTblNd->GetTable(), GetTableBox() );
154 : pUpdtFld->bBehindSplitLine = USHRT_MAX != nLnPos &&
155 0 : pUpdtFld->nSplitLine <= nLnPos;
156 : }
157 : else
158 0 : pUpdtFld->bBehindSplitLine = sal_False;
159 : // no break
160 : case TBL_MERGETBL:
161 0 : if( pUpdtFld->pHistory )
162 : {
163 : // for a history record the unchanged formula is needed
164 0 : SwTblBoxFormula aCopy( *this );
165 0 : pUpdtFld->bModified = sal_False;
166 0 : ToSplitMergeBoxNm( *pUpdtFld );
167 :
168 0 : if( pUpdtFld->bModified )
169 : {
170 : // external rendering
171 0 : aCopy.PtrToBoxNm( &pTblNd->GetTable() );
172 : pUpdtFld->pHistory->Add( &aCopy, &aCopy,
173 0 : pNd->FindTableBoxStartNode()->GetIndex() );
174 0 : }
175 : }
176 : else
177 0 : ToSplitMergeBoxNm( *pUpdtFld );
178 0 : break;
179 : }
180 : }
181 : }
182 :
183 0 : void SwTblBoxFormula::Calc( SwTblCalcPara& rCalcPara, double& rValue )
184 : {
185 0 : if( !rCalcPara.rCalc.IsCalcError() )
186 : {
187 : // create pointers from box names
188 0 : BoxNmToPtr( rCalcPara.pTbl );
189 0 : String sFml( MakeFormula( rCalcPara ));
190 0 : if( !rCalcPara.rCalc.IsCalcError() )
191 0 : rValue = rCalcPara.rCalc.Calculate( sFml ).GetDouble();
192 : else
193 0 : rValue = DBL_MAX;
194 0 : ChgValid( !rCalcPara.IsStackOverFlow() ); // value is now valid again
195 : }
196 0 : }
197 :
198 : // -------------
199 : // SwTblBoxValue
200 : // -------------
201 :
202 10 : SwTblBoxValue::SwTblBoxValue()
203 10 : : SfxPoolItem( RES_BOXATR_VALUE ), nValue( 0 )
204 : {
205 10 : }
206 :
207 0 : SwTblBoxValue::SwTblBoxValue( const double nVal )
208 0 : : SfxPoolItem( RES_BOXATR_VALUE ), nValue( nVal )
209 : {
210 0 : }
211 :
212 0 : int SwTblBoxValue::operator==( const SfxPoolItem& rAttr ) const
213 : {
214 : OSL_ENSURE( SfxPoolItem::operator==(rAttr), "SwTblBoxValue: item not equal" );
215 0 : SwTblBoxValue const& rOther( static_cast<SwTblBoxValue const&>(rAttr) );
216 : // items with NaN should be equal to enable pooling
217 0 : return ::rtl::math::isNan( nValue )
218 0 : ? ::rtl::math::isNan( rOther.nValue )
219 0 : : ( nValue == rOther.nValue );
220 : }
221 :
222 0 : SfxPoolItem* SwTblBoxValue::Clone( SfxItemPool* ) const
223 : {
224 0 : return new SwTblBoxValue( nValue );
225 : }
226 :
227 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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