include/oox/mathml/imexport.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 #ifndef INCLUDED_OOX_MATHML_IMEXPORT_HXX
  10 #define INCLUDED_OOX_MATHML_IMEXPORT_HXX
  11
  12 #include <oox/core/filterbase.hxx>
  13 #include <oox/dllapi.h>
  14 #include <oox/export/utils.hxx>
  15 #include <rtl/ref.hxx>
  16 #include <rtl/strbuf.hxx>
  17 #include <rtl/textenc.h>
  18 #include <sax/fshelper.hxx>
  19 #include <tools/gen.hxx>
  20
  21 namespace oox
  22 {
  23
  24 namespace formulaimport
  25 {
  26 class XmlStream;
  27 }
  28
  29 /**
  30  Interface class, StarMath will implement readFormulaOoxml() to read OOXML
  31  representing the formula, getFormulaSize() to provide the size of the resulting
  32  formula, and writeFormula*() to write out markup representing the formula.
  33  */
  34 class OOX_DLLPUBLIC SAL_LOPLUGIN_ANNOTATE("crosscast") FormulaImExportBase
  35 {
  36 public:
  37     virtual void readFormulaOoxml( oox::formulaimport::XmlStream& stream ) = 0;
  38     virtual Size getFormulaSize() const = 0; // Unit is mm100
  39
  40     virtual void writeFormulaOoxml(::sax_fastparser::FSHelperPtr pSerializer,
  41             oox::core::OoxmlVersion version,
  42             oox::drawingml::DocumentType documentType, sal_Int8 nAlign) = 0;
  43     virtual void writeFormulaRtf( OStringBuffer& rBuffer, rtl_TextEncoding nEncoding ) = 0;
  44     enum eFormulaAlign { INLINE, CENTER, LEFT, RIGHT };
  45
  46 protected:
  47     FormulaImExportBase();
  48
  49     ~FormulaImExportBase() {}
  50 };
  51
  52 namespace core { class ContextHandler; }
  53 namespace drawingml { class TextParagraph; }
  54
  55 ::rtl::Reference<core::ContextHandler> CreateLazyMathBufferingContext(
  56         core::ContextHandler const& rParent, drawingml::TextParagraph & rPara);
  57
  58 } // namespace
  59
  60 #endif
  61
  62 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */