porglue.hxx

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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#ifndef INCLUDED_SW_SOURCE_CORE_TEXT_PORGLUE_HXX
#define INCLUDED_SW_SOURCE_CORE_TEXT_PORGLUE_HXX

#include "porlin.hxx"

class SwRect;
class SwLineLayout;

class SwGluePortion : public SwLinePortion
{
private:
    sal_uInt16 nFixWidth;
public:
    explicit SwGluePortion( const sal_uInt16 nInitFixWidth );

    void Join( SwGluePortion *pVictim );

    inline long GetPrtGlue() const;
    sal_uInt16 GetFixWidth() const { return nFixWidth; }
    void SetFixWidth( const sal_uInt16 nNew ) { nFixWidth = nNew; }
    void MoveGlue( SwGluePortion *pTarget, const long nPrtGlue );
    inline void MoveAllGlue( SwGluePortion *pTarget );
    inline void MoveHalfGlue( SwGluePortion *pTarget );
    inline void AdjFixWidth();
    virtual void Paint( const SwTextPaintInfo &rInf ) const override;
    virtual TextFrameIndex GetModelPositionForViewPoint(sal_uInt16 nOfst) const override;
    virtual SwPosSize GetTextSize( const SwTextSizeInfo &rInfo ) const override;
    virtual bool GetExpText( const SwTextSizeInfo &rInf, OUString &rText ) const override;
};

class SwFixPortion : public SwGluePortion
{
    sal_uInt16 nFix;        // The width offset in the line
public:
    explicit SwFixPortion( const SwRect &rFlyRect );
    SwFixPortion();
    void   SetFix( const sal_uInt16 nNewFix ) { nFix = nNewFix; }
    sal_uInt16 GetFix() const { return nFix; }
};

class SwMarginPortion : public SwGluePortion
{
public:
    explicit SwMarginPortion();
    void AdjustRight( const SwLineLayout* pCurr );
};

inline long SwGluePortion::GetPrtGlue() const
{ return Width() - nFixWidth; }

// The FixWidth MUST NEVER be larger than the accumulated width!
inline void SwGluePortion::AdjFixWidth()
{
    if( nFixWidth > PrtWidth() )
        nFixWidth = PrtWidth();
}

inline void SwGluePortion::MoveAllGlue( SwGluePortion *pTarget )
{
    MoveGlue( pTarget, GetPrtGlue() );
}

inline void SwGluePortion::MoveHalfGlue( SwGluePortion *pTarget )
{
    MoveGlue( pTarget, GetPrtGlue() / 2 );
}

#endif

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