core/OOXML/XlsxFormat/Worksheets/MergeCells.cpp

/*
 * Copyright (C) Ascensio System SIA, 2009-2026
 *
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 * source code, which remains licensed under the GNU Affero General
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 */

#include "MergeCells.h"

#include "../../Common/SimpleTypes_Shared.h"
#include "../../XlsbFormat/Biff12_records/MergeCell.h"
#include "../../XlsbFormat/Biff12_records/BeginMergeCells.h"
#include "../../XlsbFormat/Biff12_unions/MERGECELLS.h"
#include "../../../MsBinaryFile/XlsFile/Format/Binary/CFStreamCacheWriter.h"

#include "../../../MsBinaryFile/XlsFile/Format/Logic/Biff_records/MergeCells.h"
namespace OOX
{
	namespace Spreadsheet
	{
		CMergeCell::CMergeCell(OOX::Document *pMain) : WritingElement(pMain)
		{
		}
		CMergeCell::~CMergeCell()
		{
		}
		void CMergeCell::fromXML(XmlUtils::CXmlNode& node)
		{
		}
		std::wstring CMergeCell::toXML() const
		{
			return _T("");
		}
		void CMergeCell::toXML(NSStringUtils::CStringBuilder& writer) const
		{
			writer.WriteString(_T("<mergeCell"));
			WritingStringNullableAttrEncodeXmlString(L"ref", m_oRef, m_oRef.get());
			writer.WriteString(_T("/>"));
		}
		void CMergeCell::fromXML(XmlUtils::CXmlLiteReader& oReader)
		{
			ReadAttributes( oReader );

			if ( !oReader.IsEmptyNode() )
				oReader.ReadTillEnd();
		}
		void CMergeCell::fromBin(XLS::BaseObjectPtr& obj)
		{
			ReadAttributes(obj);
		}
		XLS::BaseObjectPtr CMergeCell::toBin()
		{
			auto castedPtr(new XLSB::MergeCell);
			XLS::BaseObjectPtr ptr(castedPtr);
			castedPtr->rfx = m_oRef.get();
			return ptr;
		}
		XLS::BiffStructurePtr CMergeCell::toXLS()
		{
			auto mergedCell = new XLS::Ref8;
			if(m_oRef.IsInit())
				mergedCell->fromString(m_oRef.get());
			return XLS::BiffStructurePtr(mergedCell);
		}
        void CMergeCell::toBin(XLS::StreamCacheWriterPtr& writer)
        {
            auto record = writer->getNextRecord(XLSB::rt_MergeCell);
            XLSB::UncheckedRfX rfx;
            if(m_oRef.IsInit())
                rfx.fromString(m_oRef.get());
            *record << rfx;
            writer->storeNextRecord(record);
        }
		EElementType CMergeCell::getType () const
		{
			return et_x_MergeCell;
		}
		void CMergeCell::ReadAttributes(XmlUtils::CXmlLiteReader& oReader)
		{
			WritingElement_ReadAttributes_Start( oReader )
				WritingElement_ReadAttributes_Read_if     ( oReader, _T("ref"), m_oRef )
			WritingElement_ReadAttributes_End( oReader )
		}
		void CMergeCell::ReadAttributes(XLS::BaseObjectPtr& obj)
		{
			auto ptr = static_cast<XLSB::MergeCell*>(obj.get());
			m_oRef  = ptr->rfx.toString(true, true);
		}

		CMergeCells::CMergeCells(OOX::Document *pMain) : WritingElementWithChilds<CMergeCell>(pMain)
		{
		}
		CMergeCells::~CMergeCells()
		{
		}
		void CMergeCells::fromXML(XmlUtils::CXmlNode& node)
		{
		}
		std::wstring CMergeCells::toXML() const
		{
			return _T("");
		}
		void CMergeCells::toXML(NSStringUtils::CStringBuilder& writer) const
		{
			if(m_arrItems.empty()) return;

			writer.WriteString(_T("<mergeCells"));
			WritingStringNullableAttrInt(L"count", m_oCount, m_oCount->GetValue());
			writer.WriteString(_T(">"));

			for ( size_t i = 0; i < m_arrItems.size(); ++i)
			{
				if (  m_arrItems[i] )
				{
					m_arrItems[i]->toXML(writer);
				}
			}

			writer.WriteString(_T("</mergeCells>"));
		}
		void CMergeCells::fromXML(XmlUtils::CXmlLiteReader& oReader)
		{
			ReadAttributes( oReader );

			if ( oReader.IsEmptyNode() )
				return;

			int nCurDepth = oReader.GetDepth();
			while( oReader.ReadNextSiblingNode( nCurDepth ) )
			{
				std::wstring sName = XmlUtils::GetNameNoNS(oReader.GetName());

				if ( _T("mergeCell") == sName )
				{
					CMergeCell *pMergeCell = new CMergeCell(m_pMainDocument);
					m_arrItems.push_back(pMergeCell);

					pMergeCell->fromXML(oReader);
				}
			}
		}
		void CMergeCells::fromBin(std::vector<XLS::BaseObjectPtr>& obj)
		{
			ReadAttributes(obj);

			if (obj.empty())
				return;

			for(auto &mergeCell : obj)
			{
				CMergeCell *pMergeCell = new CMergeCell(m_pMainDocument);
				m_arrItems.push_back(pMergeCell);

				pMergeCell->fromBin(mergeCell);
			}
		}
		XLS::BaseObjectPtr CMergeCells::toBin()
		{
			auto castedPtr(new XLSB::MERGECELLS);
            auto beginCells(new XLSB::BeginMergeCells);
            castedPtr->m_BrtBeginMergeCells = XLS::BaseObjectPtr{beginCells};
			XLS::BaseObjectPtr ptr(castedPtr);
			for(auto i:m_arrItems)
			{
				castedPtr->m_arBrtMergeCell.push_back(i->toBin());
			}
            beginCells->cmcs = castedPtr->m_arBrtMergeCell.size();
			return ptr;
		}
		std::vector<XLS::BaseObjectPtr> CMergeCells::toXLS()
		{
			std::vector<XLS::BaseObjectPtr> mergeCellsArray;
			auto cellsRecord = new XLS::MergeCells;
			auto i = 0;
			while(i < m_arrItems.size())
			{
				cellsRecord->rgref.push_back(m_arrItems.at(i)->toXLS());
				cellsRecord->cmcs++;
				if(cellsRecord->cmcs == 1026)
				{
					mergeCellsArray.push_back(XLS::BaseObjectPtr(cellsRecord));
					cellsRecord = new XLS::MergeCells;
				}
				i++;
			}
			if(cellsRecord->cmcs)
				mergeCellsArray.push_back(XLS::BaseObjectPtr(cellsRecord));
			else
				delete cellsRecord;
			return mergeCellsArray;
		}
        void CMergeCells::toBin(XLS::StreamCacheWriterPtr& writer)
        {
            {
                auto begin = writer->getNextRecord(XLSB::rt_BeginMergeCells);
                _UINT32 cmcs = m_arrItems.size();
                *begin << cmcs;
                writer->storeNextRecord(begin);
            }
            for(auto i:m_arrItems)
            {
                i->toBin(writer);
            }
            {
                auto end = writer->getNextRecord(XLSB::rt_EndMergeCells);
                writer->storeNextRecord(end);
            }
        }
		EElementType CMergeCells::getType () const
		{
			return et_x_MergeCells;
		}
		void CMergeCells::ReadAttributes(XmlUtils::CXmlLiteReader& oReader)
		{
			WritingElement_ReadAttributes_Start( oReader )
				WritingElement_ReadAttributes_Read_if     ( oReader, _T("count"), m_oCount )
			WritingElement_ReadAttributes_End( oReader )
		}
		void CMergeCells::ReadAttributes(std::vector<XLS::BaseObjectPtr>& obj)
			{
				m_oCount = (_UINT32)obj.size();
			}

	} //Spreadsheet
} // namespace OOX