Files
core/OdfFile/Reader/Format/math_elements.cpp
ElenaSubbotina 3db0662c14 fix bug #75069
2025-06-10 09:19:03 +03:00

205 lines
6.9 KiB
C++

/*
* (c) Copyright Ascensio System SIA 2010-2023
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
* street, Riga, Latvia, EU, LV-1050.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
#include "math_elements.h"
#include "../Converter/StarMath2OOXML/cconversionsmtoooxml.h"
namespace cpdoccore {
using namespace odf_types;
namespace odf_reader {
//---------------------------------------------------------------
const wchar_t * office_math_element::ns = L"math";
const wchar_t * office_math_element::name = L"math-element";
//---------------------------------------------------------------
const wchar_t * office_math::ns = L"math";
const wchar_t * office_math::name = L"math";
//----------------------------------------------------------------------------------------------------
void office_math::add_attributes( const xml::attributes_wc_ptr & Attributes )
{
}
void office_math::add_child_element( xml::sax * Reader, const std::wstring & Ns, const std::wstring & Name)
{
if CP_CHECK_NAME1(L"semantics")
{
CP_CREATE_ELEMENT(semantics_);
}
}
void office_math::oox_convert(oox::math_context & Context, int iTypeConversion)
{
if (semantics_)
{
office_math_element* math_element = dynamic_cast<office_math_element*>(semantics_.get());
math_element->oox_convert(Context,iTypeConversion);
}
}
//----------------------------------------------------------------------------------------------------
const wchar_t * math_semantics::ns = L"math";
const wchar_t * math_semantics::name = L"semantics";
//----------------------------------------------------------------------------------------------------
void math_semantics::add_attributes( const xml::attributes_wc_ptr & Attributes )
{
}
void math_semantics::add_child_element( xml::sax * Reader, const std::wstring & Ns, const std::wstring & Name)
{
if CP_CHECK_NAME1(L"annotation")
{
CP_CREATE_ELEMENT(annotation_);
}
else
CP_CREATE_ELEMENT(content_);
}
void math_semantics::oox_convert(oox::math_context & Context)
{
this->oox_convert(Context,0);
}
void math_semantics::oox_convert(oox::math_context &Context, int iTypeConversion)
{
math_annotation* annotation = dynamic_cast<math_annotation*>(annotation_.get());
math_annotation_xml* annotation_xml = dynamic_cast<math_annotation_xml*>(annotation_.get());
std::wstring annotation_text;
if ((annotation) && (annotation->text_)) annotation_text = *annotation->text_;
else if ((annotation_xml) && (annotation_xml->text_)) annotation_text = *annotation_xml->text_;
bool result = false;
if (!annotation_text.empty())
{
result = true;
StarMath::CParserStarMathString parser;
StarMath::CConversionSMtoOOXML converter;
parser.SetBaseFont(Context.base_font_name_);
parser.SetBaseSize(Context.base_font_size_);
parser.SetBaseAlignment(Context.base_alignment_);
parser.SetBaseItalic(Context.base_font_italic_);
parser.SetBaseBold(Context.base_font_bold_);
converter.StartConversion(parser.Parse(annotation_text,iTypeConversion),parser.GetAlignment());
auto sizes = parser.GetFormulaSize();
for (;!sizes.empty(); sizes.pop())
{
if (sizes.front().m_iWidth > Context.width)
Context.width = sizes.front().m_iWidth;
Context.height += sizes.front().m_iHeight;
}
Context.output_stream() << converter.GetOOXML();
}
if (!result)
{
Context.output_stream() << L"<m:oMathPara xmlns:m=\"http://schemas.openxmlformats.org/officeDocument/2006/math\">";
Context.output_stream() << L"<m:oMath xmlns:m=\"http://schemas.openxmlformats.org/officeDocument/2006/math\">";
for (size_t i = 0; i < content_.size(); i++)
{
office_math_element* math_element = dynamic_cast<office_math_element*>(content_[i].get());
math_element->oox_convert(Context);
}
Context.output_stream() << L"</m:oMath>";
Context.output_stream() << L"</m:oMathPara>";
}
}
//----------------------------------------------------------------------------------------------------
const wchar_t * math_annotation::ns = L"math";
const wchar_t * math_annotation::name = L"annotation";
//----------------------------------------------------------------------------------------------------
void math_annotation::add_attributes( const xml::attributes_wc_ptr & Attributes )
{
// ver 2
CP_APPLY_ATTR(L"math:encoding", encoding_);
// ver 3
if (!encoding_) CP_APPLY_ATTR(L"encoding", encoding_);
}
void math_annotation::add_child_element( xml::sax * Reader, const std::wstring & Ns, const std::wstring & Name)
{
CP_CREATE_ELEMENT(content_);
}
void math_annotation::add_text(const std::wstring & Text)
{
text_ = Text;
}
//----------------------------------------------------------------------------------------------------
const wchar_t * math_annotation_xml::ns = L"math";
const wchar_t * math_annotation_xml::name = L"annotation-xml";
//----------------------------------------------------------------------------------------------------
void math_annotation_xml::add_attributes( const xml::attributes_wc_ptr & Attributes )
{
// ver 2
CP_APPLY_ATTR(L"math:encoding", encoding_);
// ver 3
if (!encoding_) CP_APPLY_ATTR(L"encoding", encoding_);
}
void math_annotation_xml::add_child_element( xml::sax * Reader, const std::wstring & Ns, const std::wstring & Name)
{
CP_CREATE_ELEMENT(content_);
}
void math_annotation_xml::add_text(const std::wstring & Text)
{
text_ = Text;
}
//----------------------------------------------------------------------------------------------------
}
}