/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: editeng.hxx,v $
 *
 *  $Revision: 1.8 $
 *
 *  last change: $Author: hr $ $Date: 2007/01/02 18:31:43 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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 for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/


// MyEDITENG, wegen exportiertem EditEng
#ifndef _MyEDITENG_HXX
#define _MyEDITENG_HXX
class OutputDevice;
class SfxUndoManager;
class SfxItemPool;
class SfxStyleSheet;
class String;
class SfxStyleSheetPool;
class SfxUndoAction;
class MapMode;
class Color;
class Font;
class KeyEvent;
class PolyPolygon;
class Size;
class Point;
class Rectangle;
class SvStream;
class Link;
class OutputDevice;
class SvUShorts;
class SfxPoolItem;
class SvKeyValueIterator;
namespace binfilter {
class ImpEditEngine;
class EditView;
class EditUndo;
class SvxFont;
class SvxSearchItem;
class SvxFieldItem;
class SvxCharSetColorItem; 
class XPolyPolygon;
class SvxNumBulletItem;
class SvxBulletItem;
class SvxLRSpaceItem;
class SvxForbiddenCharactersTable;
}//end of namespace binfilter
#include <vos/ref.hxx>

#ifndef _COM_SUN_STAR_UNO_REFERENCE_H_
#include <com/sun/star/uno/Reference.h>
#endif

namespace com { namespace sun { namespace star { 
  namespace linguistic2 {
	class XSpellChecker1;
	class XHyphenator;
}
  namespace datatransfer {
	class XTransferable;
}
}}}

#ifndef _RSCSFX_HXX //autogen
#include <rsc/rscsfx.hxx>
#endif
#ifndef _EDITDATA_HXX
#include <bf_svx/editdata.hxx>
#endif
#ifndef INCLUDED_I18NPOOL_LANG_H
#include <i18npool/lang.h>
#endif

#include <tools/rtti.hxx>	// wegen typedef TypeId
namespace binfilter {
/** values for GetAttribs
*/
const sal_uInt8 EditEngineAttribs_All	= 0;		/// returns all attributes even when theire not set
const sal_uInt8 EditEngineAttribs_HardAndPara = 1;	/// returns all attributes set on paragraph and on portions
const sal_uInt8 EditEngineAttribs_OnlyHard = 2;		/// returns only attributes hard set on portions

#define GETATTRIBS_STYLESHEET   (sal_uInt8)0x01
#define GETATTRIBS_PARAATTRIBS  (sal_uInt8)0x02
#define GETATTRIBS_CHARATTRIBS  (sal_uInt8)0x04
#define GETATTRIBS_ALL          (sal_uInt8)0xFF

class EditEngine
{
	friend class EditView;
	friend class ImpEditView;
	friend class EditDbg;
	friend class Outliner;

private:
	ImpEditEngine* 	pImpEditEngine;

					EditEngine( const EditEngine& );
	EditEngine&		operator=( const EditEngine& );

#if _SOLAR__PRIVATE
	BOOL				PostKeyEvent( const KeyEvent& rKeyEvent, EditView* pView );
#endif

public:
					EditEngine( SfxItemPool* pItemPool );
	virtual			~EditEngine();

	const SfxItemSet& 	GetEmptyItemSet();

	void			SetDefTab( USHORT nDefTab );

	void			SetRefDevice( OutputDevice* pRefDef );
	OutputDevice*	GetRefDevice() const;

	void			SetRefMapMode( const MapMode& rMapMode );
	MapMode			GetRefMapMode();

	void			SetUpdateMode( BOOL bUpdate );
	BOOL			GetUpdateMode() const;

	void			SetBackgroundColor( const Color& rColor );
	Color			GetAutoColor() const;
    void            EnableAutoColor( BOOL b );
    BOOL            IsForceAutoColor() const;

	EditView*		RemoveView( EditView* pEditView );
	BOOL			HasView( EditView* pView ) const;

	void			SetPaperSize( const Size& rSize );
	const Size&		GetPaperSize() const;

	void			SetVertical( BOOL bVertical );
	BOOL			IsVertical() const;


	USHORT			GetScriptType( const ESelection& rSelection ) const;
    LanguageType    GetLanguage( USHORT nPara, USHORT nPos ) const;


	void            SetAsianCompressionMode( USHORT nCompression );

    void            SetKernAsianPunctuation( BOOL bEnabled );

	void				ClearPolygon();

	void			SetMinAutoPaperSize( const Size& rSz );

	void			SetMaxAutoPaperSize( const Size& rSz );

	String			GetText( LineEnd eEnd = LINEEND_LF ) const;
	String			GetText( const ESelection& rSelection, const LineEnd eEnd = LINEEND_LF ) const;
	sal_uInt32		GetTextLen() const;
	sal_uInt32		GetTextHeight() const;
	sal_uInt32		CalcTextWidth();

	String 			GetText( USHORT nParagraph ) const;
	xub_StrLen			GetTextLen( USHORT nParagraph ) const;
	sal_uInt32		GetTextHeight( USHORT nParagraph ) const;

	USHORT 			GetParagraphCount() const;

	USHORT			GetLineCount( USHORT nParagraph ) const;
	xub_StrLen		GetLineLen( USHORT nParagraph, USHORT nLine ) const;
	sal_uInt32		GetLineHeight( USHORT nParagraph, USHORT nLine = 0 );
	USHORT			GetFirstLineOffset( USHORT nParagraph );
	ParagraphInfos 	GetParagraphInfos( USHORT nPara );
	USHORT			FindParagraph( long nDocPosY );
    EPosition       FindDocPosition( const Point& rDocPos ) const;
    Rectangle       GetCharacterBounds( const EPosition& rPos ) const;


    ESelection      GetWord( const ESelection& rSelection, USHORT nWordType ) const;

	void			Clear();
	void			SetText( const String& rStr );

	EditTextObject*	CreateTextObject();
	EditTextObject*	CreateTextObject( USHORT nPara, USHORT nParas = 1 );
	void			SetText( const EditTextObject& rTextObject );

	void			InsertParagraph( USHORT nPara, const String& rText);

	void			SetText( USHORT nPara, const String& rText);

	void				SetParaAttribs( USHORT nPara, const SfxItemSet& rSet );
	const SfxItemSet&	GetParaAttribs( USHORT nPara ) const;

	void				GetCharAttribs( USHORT nPara, EECharAttribArray& rLst ) const;

	SfxItemSet          GetAttribs( USHORT nPara, USHORT nStart, USHORT nEnd, sal_uInt8 nFlags = 0xFF ) const;
    SfxItemSet			GetAttribs( const ESelection& rSel, BOOL bOnlyHardAttrib = EditEngineAttribs_All );

	BOOL				HasParaAttrib( USHORT nPara, USHORT nWhich ) const;
	const SfxPoolItem&	GetParaAttrib( USHORT nPara, USHORT nWhich );




	SfxUndoManager&	GetUndoManager();
	void			UndoActionStart( USHORT nId );
	void			UndoActionEnd( USHORT nId );
	BOOL			IsInUndo();

	void			EnableUndo( BOOL bEnable );
	BOOL			IsUndoEnabled();

	void			ClearModifyFlag();
	void			SetModified();
	BOOL			IsModified() const;

	void			SetModifyHdl( const Link& rLink );
	Link			GetModifyHdl() const;


	void			StripPortions();
	void			GetPortions( USHORT nPara, SvUShorts& rList );

	Point			GetDocPosTopLeft( USHORT nParagraph );
	Point			GetDocPos( const Point& rPaperPos ) const;
	BOOL			IsTextPos( const Point& rPaperPos, USHORT nBorder = 0 );

	// StartDocPos entspr. VisArea.TopLeft().

	void			SetStatusEventHdl( const Link& rLink );

	void			SetNotifyHdl( const Link& rLink );
	Link			GetNotifyHdl() const;


	// Flat-Mode: Keine Zeichenformatierung auswerten => Fuer Outliner
	BOOL			IsFlatMode() const;

	void			SetControlWord( sal_uInt32 nWord );
	sal_uInt32		GetControlWord() const;

	void			QuickSetAttribs( const SfxItemSet& rSet, const ESelection& rSel );
	void 			QuickRemoveCharAttribs( USHORT nPara, USHORT nWhich = 0 );
	void 			QuickFormatDoc( BOOL bFull = FALSE );
	void 			QuickInsertField( const SvxFieldItem& rFld, const ESelection& rSel );
	void 			QuickInsertLineBreak( const ESelection& rSel );
	void			QuickInsertText( const String& rText, const ESelection& rSel );
	void			QuickDelete( const ESelection& rSel );

	void			SetGlobalCharStretching( USHORT nX = 100, USHORT nY = 100 );

	void			SetEditTextObjectPool( SfxItemPool* pPool );
	SfxItemPool* 	GetEditTextObjectPool() const;

	void				SetStyleSheetPool( SfxStyleSheetPool* pSPool );
	SfxStyleSheetPool*	GetStyleSheetPool();

	void				SetStyleSheet( USHORT nPara, SfxStyleSheet* pStyle );
	SfxStyleSheet*		GetStyleSheet( USHORT nPara ) const;

	void			SetWordDelimiters( const String& rDelimiters );
	String			GetWordDelimiters() const;




	void			EraseVirtualDevice();

	void			SetSpeller( ::com::sun::star::uno::Reference< 
							::com::sun::star::linguistic2::XSpellChecker1 > &xSpeller );
	void			SetHyphenator( ::com::sun::star::uno::Reference< 
							::com::sun::star::linguistic2::XHyphenator >& xHyph );

	void			SetForbiddenCharsTable( vos::ORef<SvxForbiddenCharactersTable> xForbiddenChars );

	void 			SetDefaultLanguage( LanguageType eLang );

	BOOL			HasOnlineSpellErrors() const;
	void			CompleteOnlineSpelling();

	BOOL			ShouldCreateBigTextObject() const;

	// Zum schnellen Vorab-Pruefen ohne View:

	BOOL			UpdateFields();

    USHORT          GetFieldCount( USHORT nPara ) const;
    EFieldInfo      GetFieldInfo( USHORT nPara, USHORT nField ) const;


    ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >
    				CreateTransferable( const ESelection& rSelection ) const;

    // MT: Can't create new virtual functions like for ParagraphInserted/Deleted, musst be compatible in SRC638, change later...
    void            SetBeginMovingParagraphsHdl( const Link& rLink );
    void            SetEndMovingParagraphsHdl( const Link& rLink );
    void            SetBeginPasteOrDropHdl( const Link& rLink );
    void            SetEndPasteOrDropHdl( const Link& rLink );

	virtual void	PaintingFirstLine( USHORT nPara, const Point& rStartPos, long nBaseLineY, const Point& rOrigin, short nOrientation, OutputDevice* pOutDev );
	virtual	void	ParagraphInserted( USHORT nNewParagraph );
	virtual	void	ParagraphDeleted( USHORT nDeletedParagraph );
	virtual	void	ParaAttribsChanged( USHORT nParagraph );
	virtual	void	ParagraphHeightChanged( USHORT nPara );

	// #101498#
	virtual void	DrawingText( const Point& rStartPos, const String& rText, USHORT nTextStart, USHORT nTextLen, const sal_Int32* pDXArray, const SvxFont& rFont, USHORT nPara, xub_StrLen nIndex, BYTE nRightToLeft);

	virtual String	GetUndoComment( USHORT nUndoId ) const;
	virtual BOOL	FormattingParagraph( USHORT nPara );
	virtual String	CalcFieldValue( const SvxFieldItem& rField, USHORT nPara, xub_StrLen nPos, Color*& rTxtColor, Color*& rFldColor );
	virtual Rectangle GetBulletArea( USHORT nPara );

	static void		SetGetAutoCorrectHdl( const Link& rHdl );
	static SfxItemPool*	CreatePool( BOOL bLoadRefCounts = TRUE );
	static Font		CreateFontFromItemSet( const SfxItemSet& rItemSet, USHORT nScriptType );
	static SvxFont	CreateSvxFontFromItemSet( const SfxItemSet& rItemSet );
	static void		ImportBulletItem( SvxNumBulletItem& rNumBullet, USHORT nLevel, const SvxBulletItem* pOldBullet, const SvxLRSpaceItem* pOldLRSpace );
	static BOOL 	IsPrintable( sal_Unicode c ) { return ( ( c >= 32 ) && ( c != 127 ) ); }
};

}//end of namespace binfilter
#endif // _MyEDITENG_HXX
