sheetdatacontext.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef INCLUDED_SC_SOURCE_FILTER_INC_SHEETDATACONTEXT_HXX
#define INCLUDED_SC_SOURCE_FILTER_INC_SHEETDATACONTEXT_HXX

#include <memory>
#include "addressconverter.hxx"
#include "excelhandlers.hxx"
#include "richstring.hxx"
#include "sheetdatabuffer.hxx"
#include <vcl/svapp.hxx>

#define MULTI_THREAD_SHEET_PARSING 1

namespace oox::xls {

class SheetDataContext : public WorksheetContextBase
{
    AddressConverter&   mrAddressConv;      
    std::unique_ptr<FormulaParser> mxFormulaParser;    
    SheetDataBuffer&    mrSheetData;        
    CellModel           maCellData;         
    CellFormulaModel    maFmlaData;         
    sal_Int16           mnSheet;            
    // If we are doing threaded parsing, this SheetDataContext
    // forms the inner loop for bulk data parsing, and for the
    // duration of this we can drop the solar mutex.
#if MULTI_THREAD_SHEET_PARSING
    SolarMutexReleaser  aReleaser;
#endif

public:
    explicit            SheetDataContext( WorksheetFragmentBase& rFragment );
    virtual            ~SheetDataContext() override;

protected:
    virtual ::oox::core::ContextHandlerRef onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs ) override;
    virtual void        onCharacters( const OUString& rChars ) override;
    virtual void        onEndElement() override;

    virtual ::oox::core::ContextHandlerRef onCreateRecordContext( sal_Int32 nRecId, SequenceInputStream& rStrm ) override;

private:
    enum CellType { CELLTYPE_VALUE, CELLTYPE_MULTI, CELLTYPE_FORMULA };

    void                importRow( const AttributeList& rAttribs );
    bool                importCell( const AttributeList& rAttribs );
    void                importFormula( const AttributeList& rAttribs );

    void                importRow( SequenceInputStream& rStrm );

    bool                readCellHeader( SequenceInputStream& rStrm, CellType eCellType );
    ApiTokenSequence    readCellFormula( SequenceInputStream& rStrm );
    bool                readFormulaRef( SequenceInputStream& rStrm );

    void                importCellBlank( SequenceInputStream& rStrm, CellType eCellType );
    void                importCellBool( SequenceInputStream& rStrm, CellType eCellType );
    void                importCellDouble( SequenceInputStream& rStrm, CellType eCellType );
    void                importCellError( SequenceInputStream& rStrm, CellType eCellType );
    void                importCellRk( SequenceInputStream& rStrm, CellType eCellType );
    void                importCellRString( SequenceInputStream& rStrm, CellType eCellType );
    void                importCellSi( SequenceInputStream& rStrm, CellType eCellType );
    void                importCellString( SequenceInputStream& rStrm, CellType eCellType );

    void                importArray( SequenceInputStream& rStrm );
    void                importDataTable( SequenceInputStream& rStrm );
    void                importSharedFmla( SequenceInputStream& rStrm );

private:
    OUString     maCellValue;        
    RichStringRef       mxInlineStr;        
    OUString     maFormulaStr;
    DataTableModel      maTableData;        
    BinAddress          maCurrPos;          
    bool                mbHasFormula;       
    bool                mbValidRange;       

    sal_Int32 mnRow; 
    sal_Int32 mnCol; 
};

} // namespace oox::xls

#endif

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