/**************************************************************
 * 
 * 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.
 * 
 *************************************************************/



#ifndef _EDITATTR_HXX
#define	_EDITATTR_HXX

#include <editeng/eeitem.hxx>

class SvxFont;
class SvxFontItem;
class SvxWeightItem;
class SvxPostureItem;
class SvxShadowedItem;
class SvxEscapementItem;
class SvxContourItem;
class SvxCrossedOutItem;
class SvxUnderlineItem;
class SvxOverlineItem;
class SvxFontHeightItem;
class SvxCharScaleWidthItem;
class SvxColorItem;
class SvxAutoKernItem;
class SvxKerningItem;
class SvxCharSetColorItem;
class SvxWordLineModeItem;
class SvxFieldItem;
class SvxLanguageItem;
class SvxEmphasisMarkItem;
class SvxCharReliefItem;
#include <svl/poolitem.hxx>


class SfxVoidItem;

#define CH_FEATURE_OLD	(sal_uInt8)			0xFF
#define CH_FEATURE		(sal_Unicode) 	0x01

// DEF_METRIC: Bei meinem Pool sollte immer die DefMetric bei
// GetMetric( nWhich ) ankommen!
// => Zum ermitteln der DefMetrik einfach ein GetMetric( 0 )
#define DEF_METRIC	0

// -------------------------------------------------------------------------
// class EditAttrib
// -------------------------------------------------------------------------
class EditAttrib
{
private:
			EditAttrib() {;}
			EditAttrib( const EditAttrib & ) {;}

protected:
	const SfxPoolItem*	pItem;

						EditAttrib( const SfxPoolItem& rAttr );
	virtual				~EditAttrib();

public:
	// RemoveFromPool muss immer vorm DTOR Aufruf erfolgen!!
	void				RemoveFromPool( SfxItemPool& rPool );

	sal_uInt16				Which() const	{ return pItem->Which(); }
	const SfxPoolItem*	GetItem() const	{ return pItem; }
};

// -------------------------------------------------------------------------
// class EditCharAttrib
// -------------------------------------------------------------------------
// bFeature: Attribut darf nicht expandieren/schrumfen, Laenge immer 1
// bEdge: Attribut expandiert nicht, wenn genau an der Kante expandiert werden soll
class EditCharAttrib : public EditAttrib
{
protected:

	sal_uInt16 				nStart;
	sal_uInt16 				nEnd;
	sal_Bool				bFeature	:1;
	sal_Bool				bEdge		:1;

public:
			EditCharAttrib( const SfxPoolItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	sal_uInt16&			GetStart()					{ return nStart; }
	sal_uInt16&			GetEnd()					{ return nEnd; }

	sal_uInt16			GetStart() const			{ return nStart; }
	sal_uInt16			GetEnd() const				{ return nEnd; }

	inline sal_uInt16	GetLen() const;

	inline void		MoveForward( sal_uInt16 nDiff );
	inline void		MoveBackward( sal_uInt16 nDiff );

	inline void		Expand( sal_uInt16 nDiff );
	inline void		Collaps( sal_uInt16 nDiff );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );

	sal_Bool	IsIn( sal_uInt16 nIndex )
				{ return ( ( nStart <= nIndex ) && ( nEnd >= nIndex ) ); }
	sal_Bool	IsInside( sal_uInt16 nIndex )
				{ return ( ( nStart < nIndex ) && ( nEnd > nIndex ) ); }
	sal_Bool	IsEmpty()
				{ return nStart == nEnd; }

	sal_Bool	IsFeature() const	{ return bFeature; }
	void	SetFeature( sal_Bool b) { bFeature = b; }

	sal_Bool	IsEdge() const		{ return bEdge; }
	void	SetEdge( sal_Bool b )	{ bEdge = b; }
};

inline sal_uInt16 EditCharAttrib::GetLen() const
{
	DBG_ASSERT( nEnd >= nStart, "EditCharAttrib: nEnd < nStart!" );
	return nEnd-nStart;
}

inline void EditCharAttrib::MoveForward( sal_uInt16 nDiff )
{
	DBG_ASSERT( ((long)nEnd + nDiff) <= 0xFFFF, "EditCharAttrib: MoveForward?!" );
	nStart = nStart + nDiff;
	nEnd = nEnd + nDiff;
}

inline void EditCharAttrib::MoveBackward( sal_uInt16 nDiff )
{
	DBG_ASSERT( ((long)nStart - nDiff) >= 0, "EditCharAttrib: MoveBackward?!" );
	nStart = nStart - nDiff;
	nEnd = nEnd - nDiff;
}

inline void	EditCharAttrib::Expand( sal_uInt16 nDiff )
{
	DBG_ASSERT( ( ((long)nEnd + nDiff) <= (long)0xFFFF ), "EditCharAttrib: Expand?!" );
	DBG_ASSERT( !bFeature, "Bitte keine Features expandieren!" );
	nEnd = nEnd + nDiff;
}

inline void	EditCharAttrib::Collaps( sal_uInt16 nDiff )
{
	DBG_ASSERT( (long)nEnd - nDiff >= (long)nStart, "EditCharAttrib: Collaps?!" );
	DBG_ASSERT( !bFeature, "Bitte keine Features schrumpfen!" );
	nEnd = nEnd - nDiff;
}

// -------------------------------------------------------------------------
// class EditCharAttribFont
// -------------------------------------------------------------------------
class EditCharAttribFont: public EditCharAttrib
{
public:
	EditCharAttribFont( const SvxFontItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribWeight
// -------------------------------------------------------------------------
class EditCharAttribWeight : public EditCharAttrib
{
public:
	EditCharAttribWeight( const SvxWeightItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};
// -------------------------------------------------------------------------
// class EditCharAttribItalic
// -------------------------------------------------------------------------
class EditCharAttribItalic : public EditCharAttrib
{
public:
	EditCharAttribItalic( const SvxPostureItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribShadow
// -------------------------------------------------------------------------
class EditCharAttribShadow : public EditCharAttrib
{
public:
	EditCharAttribShadow( const SvxShadowedItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribEscapement
// -------------------------------------------------------------------------
class EditCharAttribEscapement : public EditCharAttrib
{
public:
	EditCharAttribEscapement( const SvxEscapementItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribOutline
// -------------------------------------------------------------------------
class EditCharAttribOutline : public EditCharAttrib
{
public:
	EditCharAttribOutline( const SvxContourItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribStrikeout
// -------------------------------------------------------------------------
class EditCharAttribStrikeout : public EditCharAttrib
{
public:
	EditCharAttribStrikeout( const SvxCrossedOutItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribUnderline
// -------------------------------------------------------------------------
class EditCharAttribUnderline : public EditCharAttrib
{
public:
	EditCharAttribUnderline( const SvxUnderlineItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribOverline
// -------------------------------------------------------------------------
class EditCharAttribOverline : public EditCharAttrib
{
public:
	EditCharAttribOverline( const SvxOverlineItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribEmphasisMark
// -------------------------------------------------------------------------
class EditCharAttribEmphasisMark : public EditCharAttrib
{
public:
	EditCharAttribEmphasisMark( const SvxEmphasisMarkItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribRelief
// -------------------------------------------------------------------------
class EditCharAttribRelief : public EditCharAttrib
{
public:
	EditCharAttribRelief( const SvxCharReliefItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribFontHeight
// -------------------------------------------------------------------------
class EditCharAttribFontHeight : public EditCharAttrib
{
public:
	EditCharAttribFontHeight( const SvxFontHeightItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribFontWidth
// -------------------------------------------------------------------------
class EditCharAttribFontWidth : public EditCharAttrib
{
public:
	EditCharAttribFontWidth( const SvxCharScaleWidthItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribColor
// -------------------------------------------------------------------------
class EditCharAttribColor : public EditCharAttrib
{
public:
	EditCharAttribColor( const SvxColorItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribLanguage
// -------------------------------------------------------------------------
class EditCharAttribLanguage : public EditCharAttrib
{
public:
	EditCharAttribLanguage( const SvxLanguageItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribTab
// -------------------------------------------------------------------------
class EditCharAttribTab : public EditCharAttrib
{
public:
	EditCharAttribTab( const SfxVoidItem& rAttr, sal_uInt16 nPos );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribLineBreak
// -------------------------------------------------------------------------
class EditCharAttribLineBreak : public EditCharAttrib
{
public:
	EditCharAttribLineBreak( const SfxVoidItem& rAttr, sal_uInt16 nPos );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribField
// -------------------------------------------------------------------------
class EditCharAttribField: public EditCharAttrib
{
	XubString		aFieldValue;
	Color*			pTxtColor;
	Color*			pFldColor;

	EditCharAttribField& operator = ( const EditCharAttribField& rAttr ) const;

public:
	EditCharAttribField( const SvxFieldItem& rAttr, sal_uInt16 nPos );
	EditCharAttribField( const EditCharAttribField& rAttr );
	~EditCharAttribField();

	sal_Bool operator == ( const EditCharAttribField& rAttr ) const;
	sal_Bool operator != ( const EditCharAttribField& rAttr ) const
									{ return !(operator == ( rAttr ) ); }

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
	Color*&			GetTxtColor() 			{ return pTxtColor; }
	Color*&			GetFldColor() 			{ return pFldColor; }

	const XubString&	GetFieldValue() const 	{ return aFieldValue; }
	XubString&		GetFieldValue() 		{ return aFieldValue; }

	void			Reset()
					{
						aFieldValue.Erase();
						delete pTxtColor; pTxtColor = 0;
						delete pFldColor; pFldColor = 0;
					}
};

// -------------------------------------------------------------------------
// class EditCharAttribPairKerning
// -------------------------------------------------------------------------
class EditCharAttribPairKerning : public EditCharAttrib
{
public:
	EditCharAttribPairKerning( const SvxAutoKernItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribKerning
// -------------------------------------------------------------------------
class EditCharAttribKerning : public EditCharAttrib
{
public:
	EditCharAttribKerning( const SvxKerningItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};

// -------------------------------------------------------------------------
// class EditCharAttribWordLineMode
// -------------------------------------------------------------------------
class EditCharAttribWordLineMode: public EditCharAttrib
{
public:
	EditCharAttribWordLineMode( const SvxWordLineModeItem& rAttr, sal_uInt16 nStart, sal_uInt16 nEnd );

	virtual void 	SetFont( SvxFont& rFont, OutputDevice* pOutDev );
};


#endif // _EDITATTR_HXX