/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

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 * 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

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 *   ownership. The ASF licenses this file to you under the Apache

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#ifndef INCLUDED_SVX_SDR_TABLE_TABLECONTROLLER_HXX

#define INCLUDED_SVX_SDR_TABLE_TABLECONTROLLER_HXX

#include <com/sun/star/util/XModifyListener.hpp>

#include <rtl/ref.hxx>

#include <svx/sdr/overlay/overlayobjectlist.hxx>

#include <svx/selectioncontroller.hxx>

#include <svx/svdotable.hxx>

#include <svx/svdview.hxx>

#include <optional>

#include <unotools/weakref.hxx>

struct ImplSVEvent;

class SfxItemSet;

class SvxBoxInfoItem;

class SvxBoxItem;

namespace sdr::table {

class SvxTableControllerModifyListener;

class TableModel;

class SVXCORE_DLLPUBLIC SvxTableController final : public sdr::SelectionController

{

public:

    SVX_DLLPRIVATE SvxTableController(

        SdrView& rView,

        const SdrTableObj& rObj);

    SVX_DLLPRIVATE virtual ~SvxTableController() override;

    // from sdr::SelectionController

    SVX_DLLPRIVATE virtual bool onKeyInput(const KeyEvent& rKEvt, vcl::Window* pWin) override;

    SVX_DLLPRIVATE virtual bool onMouseButtonDown(const MouseEvent& rMEvt, vcl::Window* pWin) override;

    SVX_DLLPRIVATE virtual bool onMouseButtonUp(const MouseEvent& rMEvt, vcl::Window* pWin) override;

    SVX_DLLPRIVATE virtual bool onMouseMove(const MouseEvent& rMEvt, vcl::Window* pWin) override;

    SVX_DLLPRIVATE bool HasMarked() const;

    SVX_DLLPRIVATE virtual bool DeleteMarked() override;

    SVX_DLLPRIVATE virtual void onSelectionHasChanged() override;

    SVX_DLLPRIVATE virtual void onSelectAll() override;

    SVX_DLLPRIVATE virtual void GetState( SfxItemSet& rSet ) override;

    virtual void Execute( SfxRequest& rReq ) override;

    SVX_DLLPRIVATE virtual bool GetStyleSheet( SfxStyleSheet* &rpStyleSheet ) const override;

    SVX_DLLPRIVATE virtual bool SetStyleSheet( SfxStyleSheet* pStyleSheet, bool bDontRemoveHardAttr ) override;

    SVX_DLLPRIVATE virtual bool ApplyFormatPaintBrush( SfxItemSet& rFormatSet, sal_Int16 nDepth, bool bNoCharacterFormats, bool bNoParagraphFormats ) override;

    // slots

    SVX_DLLPRIVATE void onInsert( sal_uInt16 nSId, const SfxItemSet* pArgs = nullptr );

    SVX_DLLPRIVATE void onDelete( sal_uInt16 nSId );

    SVX_DLLPRIVATE void onSelect( sal_uInt16 nSId );

    SVX_DLLPRIVATE void onFormatTable(const SfxRequest& rReq);

    SVX_DLLPRIVATE void MergeMarkedCells();

    SVX_DLLPRIVATE void SplitMarkedCells(const SfxRequest& rReq);

    SVX_DLLPRIVATE void DistributeColumns( const bool bOptimize, const bool bMinimize );

    SVX_DLLPRIVATE void DistributeRows( const bool bOptimize, const bool bMinimize );

    SVX_DLLPRIVATE void SetVertical( sal_uInt16 nSId );

    SVX_DLLPRIVATE void changeTableEdge(const SfxRequest& rReq);

    SVX_DLLPRIVATE static rtl::Reference< sdr::SelectionController > create(

        SdrView& rView,

        const SdrTableObj& rObj,

        const rtl::Reference< sdr::SelectionController >& xRefController);

    static SvxBoxItem TextDistancesToSvxBoxItem(const SfxItemSet& rAttrSet);

    static void SvxBoxItemToTextDistances(const SvxBoxItem& pOriginalItem, SfxItemSet& rAttrSet);

    SVX_DLLPRIVATE void MergeAttrFromSelectedCells(SfxItemSet& rAttr, bool bOnlyHardAttr) const;

    SVX_DLLPRIVATE void SetAttrToSelectedCells(const SfxItemSet& rAttr, bool bReplaceAll);

    void SetAttrToSelectedShape(const SfxItemSet& rAttr);

    /** Fill the values that are common for all selected cells.

      *

      * This lets the Borders dialog to display the line arrangement

      * properly.

      */

    SVX_DLLPRIVATE void FillCommonBorderAttrFromSelectedCells(SvxBoxItem& rBox, SvxBoxInfoItem& rBoxInfo) const;

    SVX_DLLPRIVATE virtual bool GetAttributes(SfxItemSet& rTargetSet, bool bOnlyHardAttr) const override;

    SVX_DLLPRIVATE virtual bool SetAttributes(const SfxItemSet& rSet, bool bReplaceAll) override;

    SVX_DLLPRIVATE virtual rtl::Reference<SdrObject> GetMarkedSdrObjClone( SdrModel& rTargetModel ) override;

    SVX_DLLPRIVATE virtual bool PasteObjModel( const SdrModel& rModel ) override;

    SVX_DLLPRIVATE virtual bool hasSelectedCells() const override { return mbCellSelectionMode || mrView.IsTextEdit(); }

    /// @see sdr::SelectionController::setCursorLogicPosition().

    SVX_DLLPRIVATE virtual bool setCursorLogicPosition(const Point& rPosition, bool bPoint) override;

    /// @see sdr::SelectionController::getSelectedCells().

    void getSelectedCells( CellPos& rFirstPos, CellPos& rLastPos ) override;

    void setSelectedCells( const CellPos& rFirstPos, const CellPos& rLastPos );

    virtual bool ChangeFontSize(bool bGrow, const FontList* pFontList) override;

    void clearSelection();

    void selectAll();

    SVX_DLLPRIVATE void onTableModified();

    bool selectRow( sal_Int32 row );

    bool selectColumn( sal_Int32 column );

    bool deselectRow( sal_Int32 row );

    bool deselectColumn( sal_Int32 column );

    bool isRowSelected( sal_Int32 nRow );

    bool isColumnSelected( sal_Int32 nColumn );

    bool isRowHeader();

    bool isColumnHeader();

    sdr::table::SdrTableObj* GetTableObj() { return mxTableObj.get().get(); }

private:

    SvxTableController(SvxTableController const &) = delete;

    SvxTableController& operator =(SvxTableController const &) = delete;

    // internals

    enum class TblAction

    {

        NONE,

        GotoFirstCell, GotoFirstColumn, GotoFirstRow,

        GotoLeftCell, GotoUpCell, GotoRightCell, GotoDownCell,

        GotoLastCell, GotoLastColumn, GotoLastRow,

        EditCell, StopTextEdit,

        RemoveSelection,

        HandledByView, Tab

    };

    SVX_DLLPRIVATE void ApplyBorderAttr( const SfxItemSet& rAttr );

    SVX_DLLPRIVATE void UpdateTableShape();

    SVX_DLLPRIVATE void SetTableStyle( const SfxItemSet* pArgs );

    SVX_DLLPRIVATE void SetTableStyleSettings( const SfxItemSet* pArgs );

    SVX_DLLPRIVATE bool PasteObject( SdrTableObj const * pPasteTableObj );

    SVX_DLLPRIVATE bool checkTableObject();

    SVX_DLLPRIVATE const CellPos& getSelectionStart();

    SVX_DLLPRIVATE void setSelectionStart( const CellPos& rPos );

    SVX_DLLPRIVATE const CellPos& getSelectionEnd();

    SVX_DLLPRIVATE void checkCell( CellPos& rPos ) const;

    SVX_DLLPRIVATE void MergeRange( sal_Int32 nFirstCol, sal_Int32 nFirstRow, sal_Int32 nLastCol, sal_Int32 nLastRow );

    SVX_DLLPRIVATE void EditCell(const CellPos& rPos, vcl::Window* pWindow, TblAction nAction);

    SVX_DLLPRIVATE void StopTextEdit();

    SVX_DLLPRIVATE TblAction getKeyboardAction(const KeyEvent& rKEvt);

    SVX_DLLPRIVATE bool executeAction(TblAction nAction, bool bSelect, vcl::Window* pWindow);

    SVX_DLLPRIVATE void gotoCell(const CellPos& rCell, bool bSelect, vcl::Window* pWindow, TblAction nAction = TblAction::NONE);

    SVX_DLLPRIVATE void StartSelection( const CellPos& rPos );

    SVX_DLLPRIVATE void UpdateSelection( const CellPos& rPos );

    SVX_DLLPRIVATE void RemoveSelection();

    SVX_DLLPRIVATE void updateSelectionOverlay();

    SVX_DLLPRIVATE void destroySelectionOverlay();

    SVX_DLLPRIVATE void findMergeOrigin( CellPos& rPos );

    DECL_DLLPRIVATE_LINK( UpdateHdl, void *, void );

    //TableModelRef mxTable;

    rtl::Reference< TableModel > mxTable;

    CellPos maCursorFirstPos;

    CellPos maCursorLastPos;

    bool mbCellSelectionMode;

    bool mbHasJustMerged;

    CellPos maMouseDownPos;

    bool mbLeftButtonDown;

    std::optional<sdr::overlay::OverlayObjectList>  mpSelectionOverlay;

    SdrView& mrView;

    unotools::WeakReference<SdrTableObj> mxTableObj;

    rtl::Reference< SvxTableControllerModifyListener > mxModifyListener;

    ImplSVEvent * mnUpdateEvent;

};

rtl::Reference< sdr::SelectionController > CreateTableController(

     SdrView& rView,

     const SdrTableObj& rObj,

     const rtl::Reference< sdr::SelectionController >& xRefController );

}

#endif // INCLUDED_SVX_SDR_TABLE_TABLECONTROLLER_HXX

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