/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
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 *************************************************************/


#ifndef CHART2_DATABROWSERMODEL_HXX
#define CHART2_DATABROWSERMODEL_HXX

#include <com/sun/star/chart2/XChartDocument.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>

#include <memory>
#include <vector>

namespace com { namespace sun { namespace star { namespace chart2 {
    class XDataSeries;
    class XChartType;
    namespace data {
        class XLabeledDataSequence;
    }
}}}}

namespace chart
{

class DialogModel;

class DataBrowserModel
{
public:
	explicit DataBrowserModel(
        const ::com::sun::star::uno::Reference< ::com::sun::star::chart2::XChartDocument > & xChartDoc,
        const ::com::sun::star::uno::Reference<
            ::com::sun::star::uno::XComponentContext > & xContext );
	virtual ~DataBrowserModel();

    /** Inserts a new data series after the data series to which the data column
        with index nAfterColumnIndex belongs.
     */
    void insertDataSeries( sal_Int32 nAfterColumnIndex );

    /** Inserts a new text column for complex categories.
     */
    void insertComplexCategoryLevel( sal_Int32 nAfterColumnIndex );

    /** Removes a data series to which the data column with index nAtColumnIndex
        belongs.
     */
    void removeDataSeriesOrComplexCategoryLevel( sal_Int32 nAtColumnIndex );

    /** Swaps the series to which the data column with index nFirstIndex belongs
        with the next series (which starts at an index >= nFirstIndex + 1)
     */
    void swapDataSeries( sal_Int32 nFirstIndex );
    void swapDataPointForAllSeries( sal_Int32 nFirstIndex );

    void insertDataPointForAllSeries( sal_Int32 nAfterIndex );
    void removeDataPointForAllSeries( sal_Int32 nAtIndex );

    enum eCellType
    {
        NUMBER,
        TEXT,
        TEXTORDATE
    };

    eCellType getCellType( sal_Int32 nAtColumn, sal_Int32 nAtRow ) const;
    /// If getCellType( nAtColumn, nAtRow ) returns TEXT, the result will be Nan
    double getCellNumber( sal_Int32 nAtColumn, sal_Int32 nAtRow );
    ::rtl::OUString getCellText( sal_Int32 nAtColumn, sal_Int32 nAtRow );
    ::com::sun::star::uno::Any getCellAny( sal_Int32 nAtColumn, sal_Int32 nAtRow );
    sal_uInt32 getNumberFormatKey( sal_Int32 nAtColumn, sal_Int32 nAtRow );

    /// returns </sal_True> if the number could successfully be set at the given position
    bool setCellNumber( sal_Int32 nAtColumn, sal_Int32 nAtRow, double fValue );
    /// returns </sal_True> if the text could successfully be set at the given position
    bool setCellText( sal_Int32 nAtColumn, sal_Int32 nAtRow, const ::rtl::OUString & rText );
    bool setCellAny( sal_Int32 nAtColumn, sal_Int32 nAtRow, const ::com::sun::star::uno::Any & aValue );

    sal_Int32 getColumnCount() const;
    sal_Int32 getMaxRowCount() const;

    // returns the UI string of the corresponding role
    ::rtl::OUString getRoleOfColumn( sal_Int32 nColumnIndex ) const;
    bool isCategoriesColumn( sal_Int32 nColumnIndex ) const;

    struct tDataHeader
    {
        ::com::sun::star::uno::Reference<
            ::com::sun::star::chart2::XDataSeries >     m_xDataSeries;
        ::com::sun::star::uno::Reference<
            ::com::sun::star::chart2::XChartType >      m_xChartType;
        bool                                            m_bSwapXAndYAxis;
        sal_Int32                                       m_nStartColumn;
        sal_Int32                                       m_nEndColumn;

        // default CTOR
        tDataHeader() :
                m_bSwapXAndYAxis( false ),
                m_nStartColumn( -1 ),
                m_nEndColumn( -1 )
        {}
        // "full" CTOR
        tDataHeader(
            ::com::sun::star::uno::Reference<
                ::com::sun::star::chart2::XDataSeries > xDataSeries,
            ::com::sun::star::uno::Reference<
                ::com::sun::star::chart2::XChartType >  xChartType,
            bool                                        bSwapXAndYAxis,
            sal_Int32                                   nStartColumn,
            sal_Int32                                   nEndColumn ) :
                m_xDataSeries( xDataSeries ),
                m_xChartType( xChartType ),
                m_bSwapXAndYAxis( bSwapXAndYAxis ),
                m_nStartColumn( nStartColumn ),
                m_nEndColumn( nEndColumn )
        {}
    };

    typedef ::std::vector< tDataHeader > tDataHeaderVector;

    const tDataHeaderVector& getDataHeaders() const;

    tDataHeader getHeaderForSeries(
        const ::com::sun::star::uno::Reference<
            ::com::sun::star::chart2::XDataSeries > &xSeries ) const;

    ::com::sun::star::uno::Reference<
            ::com::sun::star::chart2::XDataSeries >
        getDataSeriesByColumn( sal_Int32 nColumn ) const;

private:
    void updateFromModel();

    void addErrorBarRanges(
        const ::com::sun::star::uno::Reference<
            ::com::sun::star::chart2::XDataSeries > & xDataSeries,
        sal_Int32 nNumberFormatKey,
        sal_Int32 & rInOutSequenceIndex,
        sal_Int32 & rInOutHeaderEnd );

    sal_Int32 getCategoryColumnCount();

    ::com::sun::star::uno::Reference<
            ::com::sun::star::chart2::XChartDocument > m_xChartDocument;
    ::com::sun::star::uno::Reference<
            ::com::sun::star::uno::XComponentContext > m_xContext;
    ::std::auto_ptr< DialogModel > m_apDialogModel;

    struct tDataColumn;
    struct implColumnLess;

    typedef ::std::vector< tDataColumn > tDataColumnVector;

    tDataColumnVector m_aColumns;
    tDataHeaderVector m_aHeaders;
};

} //  namespace chart

// CHART2_DATABROWSERMODEL_HXX
#endif