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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/
#ifndef _VISCRS_HXX
#define _VISCRS_HXX

#include <vcl/cursor.hxx>
#include "swcrsr.hxx"
#include "swrect.hxx"
#include "swregion.hxx"

class SwCrsrShell;
class SwShellCrsr;

// --------  Ab hier Klassen / Methoden fuer den nicht Text-Cursor ------

class SwVisCrsr
#ifdef SW_CRSR_TIMER
                : private Timer
#endif
{
    friend void _InitCore();
    friend void _FinitCore();

    BOOL bIsVisible : 1;
    BOOL bIsDragCrsr : 1;

#ifdef SW_CRSR_TIMER
    BOOL bTimerOn : 1;
#endif

    Cursor aTxtCrsr;
    const SwCrsrShell* pCrsrShell;

#ifdef SW_CRSR_TIMER
    virtual void Timeout();
#endif
    void _SetPosAndShow();

public:
    SwVisCrsr( const SwCrsrShell * pCShell );
    ~SwVisCrsr();

    void Show();
    void Hide();

    BOOL IsVisible() const { return bIsVisible; }
    void SetDragCrsr( BOOL bFlag = TRUE ) { bIsDragCrsr = bFlag; }

#ifdef SW_CRSR_TIMER
    BOOL ChgTimerFlag( BOOL bTimerOn = TRUE );
#endif
};


// ------ Ab hier Klassen / Methoden fuer die Selectionen -------

// #i75172# predefines
namespace sdr { namespace overlay { class OverlayObject; }}

class SwSelPaintRects : public SwRects
{
    friend void _InitCore();
    friend void _FinitCore();

    static long nPixPtX, nPixPtY;
    static MapMode *pMapMode;

    // die Shell
    const SwCrsrShell* pCShell;

    virtual void Paint( const Rectangle& rRect );
    virtual void FillRects() = 0;

    // #i75172#
    sdr::overlay::OverlayObject*    mpCursorOverlay;

    // #i75172# access to mpCursorOverlay for swapContent
    sdr::overlay::OverlayObject* getCursorOverlay() const { return mpCursorOverlay; }
    void setCursorOverlay(sdr::overlay::OverlayObject* pNew) { mpCursorOverlay = pNew; }

public:
    SwSelPaintRects( const SwCrsrShell& rCSh );
    virtual ~SwSelPaintRects();

    // #i75172# in SwCrsrShell::CreateCrsr() the content of SwSelPaintRects is exchanged. To
    // make a complete swap access to mpCursorOverlay is needed there
    void swapContent(SwSelPaintRects& rSwap);

    void Show();
    void Hide();
    void Invalidate( const SwRect& rRect );

    const SwCrsrShell* GetShell() const { return pCShell; }
    // check current MapMode of the shell and set possibly the static members.
    // Optional set the parameters pX, pY
    static void Get1PixelInLogic( const ViewShell& rSh,
                                    long* pX = 0, long* pY = 0 );
};


class SwShellCrsr : public virtual SwCursor, public SwSelPaintRects
{
    // Dokument-Positionen der Start/End-Charakter einer SSelection
    Point aMkPt, aPtPt;
    const SwPosition* pPt;      // fuer Zuordung vom GetPoint() zum aPtPt

    virtual void FillRects();   // fuer Table- und normalen Crsr

    using SwCursor::UpDown;

public:
    SwShellCrsr( const SwCrsrShell& rCrsrSh, const SwPosition &rPos );
    SwShellCrsr( const SwCrsrShell& rCrsrSh, const SwPosition &rPos,
                    const Point& rPtPos, SwPaM* pRing = 0 );
    SwShellCrsr( SwShellCrsr& );
    virtual ~SwShellCrsr();

    void Show();            // Update und zeige alle Selektionen an
    void Hide();            // verstecke alle Selektionen
    void Invalidate( const SwRect& rRect );

    const Point& GetPtPos() const   { return( SwPaM::GetPoint() == pPt ? aPtPt : aMkPt ); }
          Point& GetPtPos()         { return( SwPaM::GetPoint() == pPt ? aPtPt : aMkPt ); }
    const Point& GetMkPos() const   { return( SwPaM::GetMark() == pPt ? aPtPt : aMkPt ); }
          Point& GetMkPos()         { return( SwPaM::GetMark() == pPt ? aPtPt : aMkPt ); }
    const Point& GetSttPos() const  { return( SwPaM::Start() == pPt ? aPtPt : aMkPt ); }
          Point& GetSttPos()        { return( SwPaM::Start() == pPt ? aPtPt : aMkPt ); }
    const Point& GetEndPos() const  { return( SwPaM::End() == pPt ? aPtPt : aMkPt ); }
          Point& GetEndPos()        { return( SwPaM::End() == pPt ? aPtPt : aMkPt ); }

    virtual void SetMark();

    virtual SwCursor* Create( SwPaM* pRing = 0 ) const;

    virtual short MaxReplaceArived(); //returns RET_YES/RET_CANCEL/RET_NO
    virtual void SaveTblBoxCntnt( const SwPosition* pPos = 0 );

    BOOL UpDown( BOOL bUp, USHORT nCnt = 1 );

    // TRUE: an die Position kann der Cursor gesetzt werden
    virtual BOOL IsAtValidPos( BOOL bPoint = TRUE ) const;

#ifdef DBG_UTIL
// JP 05.03.98: zum Testen des UNO-Crsr Verhaltens hier die Implementierung
//              am sichtbaren Cursor
    virtual BOOL IsSelOvr( int eFlags =
                                ( nsSwCursorSelOverFlags::SELOVER_CHECKNODESSECTION |
                                  nsSwCursorSelOverFlags::SELOVER_TOGGLE |
                                  nsSwCursorSelOverFlags::SELOVER_CHANGEPOS ));
#endif

    virtual bool IsReadOnlyAvailable() const;

    DECL_FIXEDMEMPOOL_NEWDEL( SwShellCrsr )
};



class SwShellTableCrsr : public virtual SwShellCrsr, public virtual SwTableCursor
{
    // die Selection hat die gleiche Reihenfolge wie die
    // TabellenBoxen. D.h., wird aus dem einen Array an einer Position
    // etwas geloescht, dann muss es auch im anderen erfolgen!!


public:
    SwShellTableCrsr( const SwCrsrShell& rCrsrSh, const SwPosition& rPos );
    SwShellTableCrsr( const SwCrsrShell& rCrsrSh,
                    const SwPosition &rMkPos, const Point& rMkPt,
                    const SwPosition &rPtPos, const Point& rPtPt );
    virtual ~SwShellTableCrsr();

    virtual void FillRects();   // fuer Table- und normalen Crsr

    // Pruefe, ob sich der SPoint innerhalb der Tabellen-SSelection befindet
    BOOL IsInside( const Point& rPt ) const;

    virtual void SetMark();
    virtual SwCursor* Create( SwPaM* pRing = 0 ) const;

    virtual short MaxReplaceArived(); //returns RET_YES/RET_CANCEL/RET_NO
    virtual void SaveTblBoxCntnt( const SwPosition* pPos = 0 );

    // TRUE: an die Position kann der Cursor gesetzt werden
    virtual BOOL IsAtValidPos( BOOL bPoint = TRUE ) const;

#ifdef DBG_UTIL
// JP 05.03.98: zum Testen des UNO-Crsr Verhaltens hier die Implementierung
//              am sichtbaren Cursor
    virtual BOOL IsSelOvr( int eFlags =
                                ( nsSwCursorSelOverFlags::SELOVER_CHECKNODESSECTION |
                                  nsSwCursorSelOverFlags::SELOVER_TOGGLE |
                                  nsSwCursorSelOverFlags::SELOVER_CHANGEPOS ));
#endif
};



#endif  // _VISCRS_HXX