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 <svx/svditer.hxx>
21 #include <svx/svdograf.hxx>
22 #include <svx/svdoole2.hxx>
23 #include <svx/svdpage.hxx>
24 #include <svx/xoutbmp.hxx>
25 #include <svx/svdxcgv.hxx>
26 #include <svtools/htmlkywd.hxx>
27 #include <svtools/htmlout.hxx>
28 #include <svl/urihelper.hxx>
29 #include <tools/stream.hxx>
30 #include <tools/urlobj.hxx>
31
32 #include <htmlexp.hxx>
33 #include <global.hxx>
34 #include <document.hxx>
35 #include <drwlayer.hxx>
36 #include <rtl/strbuf.hxx>
37
38 using namespace com::sun::star;
39
PrepareGraphics(ScDrawLayer * pDrawLayer,SCTAB nTab,SCCOL nStartCol,SCROW nStartRow,SCCOL nEndCol,SCROW nEndRow)40 void ScHTMLExport::PrepareGraphics( ScDrawLayer* pDrawLayer, SCTAB nTab,
41 SCCOL nStartCol, SCROW nStartRow, SCCOL nEndCol, SCROW nEndRow )
42 {
43 if ( !pDrawLayer->HasObjectsInRows( nTab, nStartRow, nEndRow ) )
44 return;
45
46 SdrPage* pDrawPage = pDrawLayer->GetPage( static_cast<sal_uInt16>(nTab) );
47 if ( !pDrawPage )
48 return;
49
50 bTabHasGraphics = true;
51 FillGraphList( pDrawPage, nTab, nStartCol, nStartRow, nEndCol, nEndRow );
52 size_t ListSize = aGraphList.size();
53 for ( size_t i = 0; i < ListSize; ++i )
54 {
55 ScHTMLGraphEntry* pE = &aGraphList[ i ];
56 if ( !pE->bInCell )
57 { // not all cells: table next to some
58 bTabAlignedLeft = true;
59 break;
60 }
61 }
62 }
63
FillGraphList(const SdrPage * pPage,SCTAB nTab,SCCOL nStartCol,SCROW nStartRow,SCCOL nEndCol,SCROW nEndRow)64 void ScHTMLExport::FillGraphList( const SdrPage* pPage, SCTAB nTab,
65 SCCOL nStartCol, SCROW nStartRow, SCCOL nEndCol, SCROW nEndRow )
66 {
67 if ( !pPage->GetObjCount() )
68 return;
69
70 tools::Rectangle aRect;
71 if ( !bAll )
72 aRect = pDoc->GetMMRect( nStartCol, nStartRow, nEndCol, nEndRow, nTab );
73 SdrObjListIter aIter( pPage, SdrIterMode::Flat );
74 SdrObject* pObject = aIter.Next();
75 while ( pObject )
76 {
77 tools::Rectangle aObjRect = pObject->GetCurrentBoundRect();
78 if ( (bAll || aRect.IsInside( aObjRect )) && !ScDrawLayer::IsNoteCaption(pObject) )
79 {
80 Size aSpace;
81 ScRange aR = pDoc->GetRange( nTab, aObjRect );
82 // Rectangle in mm/100
83 Size aSize( MMToPixel( aObjRect.GetSize() ) );
84 // If the image is somewhere in a merged range we must
85 // move the anchor to the upper left (THE span cell).
86 pDoc->ExtendOverlapped( aR );
87 SCCOL nCol1 = aR.aStart.Col();
88 SCROW nRow1 = aR.aStart.Row();
89 SCCOL nCol2 = aR.aEnd.Col();
90 SCROW nRow2 = aR.aEnd.Row();
91 // All cells empty under object?
92 bool bInCell = (pDoc->GetEmptyLinesInBlock(
93 nCol1, nRow1, nTab, nCol2, nRow2, nTab, DIR_TOP )
94 == static_cast< SCSIZE >( nRow2 - nRow1 )); // rows-1 !
95 if ( bInCell )
96 { // Spacing in spanning cell
97 tools::Rectangle aCellRect = pDoc->GetMMRect(
98 nCol1, nRow1, nCol2, nRow2, nTab );
99 aSpace = MMToPixel( Size(
100 aCellRect.GetWidth() - aObjRect.GetWidth(),
101 aCellRect.GetHeight() - aObjRect.GetHeight() ));
102 aSpace.AdjustWidth((nCol2-nCol1) * (nCellSpacing+1) );
103 aSpace.AdjustHeight((nRow2-nRow1) * (nCellSpacing+1) );
104 aSpace.setWidth( aSpace.Width() / 2 );
105 aSpace.setHeight( aSpace.Height() / 2 );
106 }
107 aGraphList.emplace_back( pObject,
108 aR, aSize, bInCell, aSpace );
109 }
110 pObject = aIter.Next();
111 }
112 }
113
WriteGraphEntry(ScHTMLGraphEntry * pE)114 void ScHTMLExport::WriteGraphEntry( ScHTMLGraphEntry* pE )
115 {
116 SdrObject* pObject = pE->pObject;
117 OStringBuffer aBuf;
118 aBuf.append(' ').append(OOO_STRING_SVTOOLS_HTML_O_width).append('=').
119 append(static_cast<sal_Int32>(pE->aSize.Width()));
120 aBuf.append(' ').append(OOO_STRING_SVTOOLS_HTML_O_height).append('=').
121 append(static_cast<sal_Int32>(pE->aSize.Height()));
122 if ( pE->bInCell )
123 {
124 aBuf.append(' ').append(OOO_STRING_SVTOOLS_HTML_O_hspace).append('=').
125 append(static_cast<sal_Int32>(pE->aSpace.Width()));
126 aBuf.append(' ').append(OOO_STRING_SVTOOLS_HTML_O_vspace).append('=').
127 append(static_cast<sal_Int32>(pE->aSpace.Height()));
128 }
129 OString aOpt = aBuf.makeStringAndClear();
130 switch ( pObject->GetObjIdentifier() )
131 {
132 case OBJ_GRAF:
133 {
134 const SdrGrafObj* pSGO = static_cast<SdrGrafObj*>(pObject);
135 std::unique_ptr<SdrGrafObjGeoData> pGeo(static_cast<SdrGrafObjGeoData*>(pSGO->GetGeoData().release()));
136 sal_uInt16 nMirrorCase = (pGeo->aGeo.nRotationAngle == 18000_deg100 ?
137 ( pGeo->bMirrored ? 3 : 4 ) : ( pGeo->bMirrored ? 2 : 1 ));
138 bool bHMirr = ( ( nMirrorCase == 2 ) || ( nMirrorCase == 4 ) );
139 bool bVMirr = ( ( nMirrorCase == 3 ) || ( nMirrorCase == 4 ) );
140 XOutFlags nXOutFlags = XOutFlags::NONE;
141 if ( bHMirr )
142 nXOutFlags |= XOutFlags::MirrorHorz;
143 if ( bVMirr )
144 nXOutFlags |= XOutFlags::MirrorVert;
145 OUString aLinkName;
146 if ( pSGO->IsLinkedGraphic() )
147 aLinkName = pSGO->GetFileName();
148 WriteImage( aLinkName, pSGO->GetGraphic(), aOpt, nXOutFlags );
149 pE->bWritten = true;
150 }
151 break;
152 case OBJ_OLE2:
153 {
154 const Graphic* pGraphic = static_cast<SdrOle2Obj*>(pObject)->GetGraphic();
155 if ( pGraphic )
156 {
157 OUString aLinkName;
158 WriteImage( aLinkName, *pGraphic, aOpt );
159 pE->bWritten = true;
160 }
161 }
162 break;
163 default:
164 {
165 Graphic aGraph(SdrExchangeView::GetObjGraphic(*pObject));
166 OUString aLinkName;
167 WriteImage( aLinkName, aGraph, aOpt );
168 pE->bWritten = true;
169 }
170 }
171 }
172
WriteImage(OUString & rLinkName,const Graphic & rGrf,std::string_view rImgOptions,XOutFlags nXOutFlags)173 void ScHTMLExport::WriteImage( OUString& rLinkName, const Graphic& rGrf,
174 std::string_view rImgOptions, XOutFlags nXOutFlags )
175 {
176 // Embedded graphic -> create an image file
177 if( rLinkName.isEmpty() )
178 {
179 if( !aStreamPath.isEmpty() )
180 {
181 // Save as a PNG
182 OUString aGrfNm( aStreamPath );
183 nXOutFlags |= XOutFlags::UseNativeIfPossible;
184 ErrCode nErr = XOutBitmap::WriteGraphic( rGrf, aGrfNm,
185 "PNG", nXOutFlags );
186
187 // If it worked, create a URL for the IMG tag
188 if( !nErr )
189 {
190 rLinkName = URIHelper::SmartRel2Abs(
191 INetURLObject(aBaseURL),
192 aGrfNm,
193 URIHelper::GetMaybeFileHdl());
194 }
195 }
196 }
197 else
198 {
199 // Linked graphic - figure out the URL for the IMG tag
200 if( bCopyLocalFileToINet )
201 {
202 CopyLocalFileToINet( rLinkName, aStreamPath );
203 }
204 else
205 rLinkName = URIHelper::SmartRel2Abs(
206 INetURLObject(aBaseURL),
207 rLinkName,
208 URIHelper::GetMaybeFileHdl());
209 }
210
211 // If a URL was set, output the IMG tag.
212 // <IMG SRC="..."[ rImgOptions]>
213 if( !rLinkName.isEmpty() )
214 {
215 rStrm.WriteChar( '<' ).WriteCharPtr( OOO_STRING_SVTOOLS_HTML_image ).WriteChar( ' ' ).WriteCharPtr( OOO_STRING_SVTOOLS_HTML_O_src ).WriteCharPtr( "=\"" );
216 HTMLOutFuncs::Out_String( rStrm, URIHelper::simpleNormalizedMakeRelative(
217 aBaseURL,
218 rLinkName ), eDestEnc ).WriteChar( '\"' );
219 if ( !rImgOptions.empty() )
220 rStrm.WriteOString( rImgOptions );
221 rStrm.WriteChar( '>' ).WriteCharPtr( SAL_NEWLINE_STRING ).WriteCharPtr( GetIndentStr() );
222 }
223 }
224
225 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
226