sc/source/filter/inc/htmlexp.hxx

   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 #pragma once
  21
  22 #include <rtl/textenc.h>
  23 #include <tools/gen.hxx>
  24 #include <tools/color.hxx>
  25 #include <vcl/vclptr.hxx>
  26 #include <vector>
  27 #include <memory>
  28 #include <map>
  29 #include <svx/xoutbmp.hxx>
  30
  31 #include "expbase.hxx"
  32
  33 class ScDocument;
  34 class SfxItemSet;
  35 class SdrPage;
  36 class Graphic;
  37 class SdrObject;
  38 class OutputDevice;
  39 class ScDrawLayer;
  40 class EditTextObject;
  41 enum class SvtScriptType;
  42 namespace editeng { class SvxBorderLine; }
  43
  44 namespace sc {
  45 struct ColumnBlockPosition;
  46 }
  47
  48 struct ScHTMLStyle
  49 {   // Defaults from stylesheet
  50     Color               aBackgroundColor;
  51     OUString            aFontFamilyName;
  52     sal_uInt32          nFontHeight;        // Item-Value
  53     sal_uInt16          nFontSizeNumber;    // HTML value 1-7
  54     SvtScriptType       nDefaultScriptType; // Font values are valid for the default script type
  55     bool                bInitialized;
  56
  57     ScHTMLStyle() :
  58         nFontHeight(0),
  59         nFontSizeNumber(2),
  60         nDefaultScriptType(),
  61         bInitialized(false)
  62     {}
  63
  64     const ScHTMLStyle& operator=( const ScHTMLStyle& rScHTMLStyle )
  65     {
  66         aBackgroundColor   = rScHTMLStyle.aBackgroundColor;
  67         aFontFamilyName    = rScHTMLStyle.aFontFamilyName;
  68         nFontHeight        = rScHTMLStyle.nFontHeight;
  69         nFontSizeNumber    = rScHTMLStyle.nFontSizeNumber;
  70         nDefaultScriptType = rScHTMLStyle.nDefaultScriptType;
  71         bInitialized       = rScHTMLStyle.bInitialized;
  72         return *this;
  73     }
  74 };
  75
  76 struct ScHTMLGraphEntry
  77 {
  78     ScRange             aRange;         // mapped range
  79     Size                aSize;          // size in pixels
  80     Size                aSpace;         // spacing in pixels
  81     SdrObject*          pObject;
  82     bool                bInCell;        // if output is in cell
  83     bool                bWritten;
  84
  85     ScHTMLGraphEntry( SdrObject* pObj, const ScRange& rRange,
  86                       const Size& rSize,  bool bIn, const Size& rSpace ) :
  87         aRange( rRange ),
  88         aSize( rSize ),
  89         aSpace( rSpace ),
  90         pObject( pObj ),
  91         bInCell( bIn ),
  92         bWritten( false )
  93     {}
  94 };
  95
  96 #define SC_HTML_FONTSIZES 7
  97 const short nIndentMax = 23;
  98
  99 class ScHTMLExport : public ScExportBase
 100 {
 101     // default HtmlFontSz[1-7]
 102     static const sal_uInt16 nDefaultFontSize[SC_HTML_FONTSIZES];
 103     // HtmlFontSz[1-7] in s*3.ini [user]
 104     static sal_uInt16       nFontSize[SC_HTML_FONTSIZES];
 105     static const char*  pFontSizeCss[SC_HTML_FONTSIZES];
 106     static const sal_uInt16 nCellSpacing;
 107     static const char sIndentSource[];
 108
 109     typedef std::unique_ptr<std::map<OUString, OUString> > FileNameMapPtr;
 110     typedef std::vector<ScHTMLGraphEntry> GraphEntryList;
 111
 112     GraphEntryList   aGraphList;
 113     ScHTMLStyle      aHTMLStyle;
 114     OUString         aBaseURL;
 115     OUString         aStreamPath;
 116     VclPtr<OutputDevice> pAppWin;        // for Pixel-work
 117     FileNameMapPtr   pFileNameMap;        // for CopyLocalFileToINet
 118     OUString         aNonConvertibleChars;   // collect nonconvertible characters
 119     rtl_TextEncoding eDestEnc;
 120     SCTAB            nUsedTables;
 121     short            nIndent;
 122     char             sIndent[nIndentMax+1];
 123     bool             bAll;           // whole document
 124     bool             bTabHasGraphics;
 125     bool             bTabAlignedLeft;
 126     bool             bCalcAsShown;
 127     bool             bCopyLocalFileToINet;
 128     bool             bTableDataHeight;
 129     bool             mbSkipImages;
 130     /// If HTML header and footer should be written as well, or just the content itself.
 131     bool             mbSkipHeaderFooter;
 132
 133     const SfxItemSet& PageDefaults( SCTAB nTab );
 134
 135     void WriteBody();
 136     void WriteHeader();
 137     void WriteOverview();
 138     void WriteTables();
 139     void WriteCell( sc::ColumnBlockPosition& rBlockPos, SCCOL nCol, SCROW nRow, SCTAB nTab );
 140     void WriteGraphEntry( ScHTMLGraphEntry* );
 141     void WriteImage( OUString& rLinkName,
 142                      const Graphic&, std::string_view rImgOptions,
 143                      XOutFlags nXOutFlags = XOutFlags::NONE );
 144             // nXOutFlags for XOutBitmap::WriteGraphic
 145
 146     // write to stream if and only if URL fields in edit cell
 147     bool WriteFieldText( const EditTextObject* pData );
 148
 149     // copy a local file to internet if needed
 150     void CopyLocalFileToINet( OUString& rFileNm, const OUString& rTargetNm );
 151
 152     void PrepareGraphics( ScDrawLayer*, SCTAB nTab,
 153                           SCCOL nStartCol, SCROW nStartRow,
 154                           SCCOL nEndCol, SCROW nEndRow );
 155
 156     void FillGraphList( const SdrPage*, SCTAB nTab,
 157                         SCCOL nStartCol, SCROW nStartRow,
 158                         SCCOL nEndCol, SCROW nEndRow );
 159
 160     static OString BorderToStyle(const char* pBorderName,
 161                           const editeng::SvxBorderLine* pLine,
 162                           bool& bInsertSemicolon);
 163
 164     static sal_uInt16  GetFontSizeNumber( sal_uInt16 nHeight );
 165     static const char* GetFontSizeCss( sal_uInt16 nHeight );
 166     sal_uInt16  ToPixel( sal_uInt16 nTwips );
 167     Size        MMToPixel( const Size& r100thMMSize );
 168     void        IncIndent( short nVal );
 169
 170     const char* GetIndentStr() const
 171     {
 172         return sIndent;
 173     }
 174
 175 public:
 176                         ScHTMLExport( SvStream&, const OUString&, ScDocument*, const ScRange&,
 177                                       bool bAll, const OUString& aStreamPath, std::u16string_view rFilterOptions );
 178     virtual             ~ScHTMLExport() override;
 179     void                Write();
 180     const OUString&     GetNonConvertibleChars() const
 181     {
 182         return aNonConvertibleChars;
 183     }
 184 };
 185
 186 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */