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 *  Sun Microsystems Inc., October, 2000
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/*************************************************************************
 * @file
 * Line height for paragraph.
 ************************************************************************/
#ifndef INCLUDED_LOTUSWORDPRO_INC_XFILTER_XFLINEHEIGHT_HXX
#define INCLUDED_LOTUSWORDPRO_INC_XFILTER_XFLINEHEIGHT_HXX

#include <string.h>

class XFLineHeight
{
public:
    XFLineHeight()
    {
        Reset();
    }
public:
    void    SetHeight(double value);

    void    SetLeastHeight(double value);

    void    SetPercent(sal_Int32 value);

    void    SetSpace(double value);

    void    Reset();

    void    ToXml(IXFStream *pStrm);

    friend bool operator==(XFLineHeight const & indent1, XFLineHeight const & indent2);
    friend bool operator!=(XFLineHeight const & indent1, XFLineHeight const & indent2);
private:
    union{
        sal_Int32   m_nValue;
        double      m_fValue;
    }m_Value;
    enumLHType      m_eType;
};

inline void XFLineHeight::SetHeight(double value)
{
    m_Value.m_fValue = value;
    m_eType = enumLHHeight;
}

inline void XFLineHeight::SetLeastHeight(double value)
{
    m_Value.m_fValue = value;
    m_eType = enumLHLeast;
}

inline void XFLineHeight::SetPercent(sal_Int32 value)
{
    m_Value.m_nValue = value;
    m_eType = enumLHPercent;
}
inline void XFLineHeight::SetSpace(double value)
{
    m_Value.m_fValue = value;
    m_eType = enumLHSpace;
}
inline void XFLineHeight::Reset()
{
    m_eType = enumLHNone;
    m_Value.m_fValue = 0;
}

inline void XFLineHeight::ToXml(IXFStream *pStrm)
{
    IXFAttrList *pAttrList = pStrm->GetAttrList();

    switch(m_eType)
    {
    case enumLHNone:
        return;
    case enumLHHeight:
        pAttrList->AddAttribute( "fo:line-height",OUString::number(m_Value.m_fValue) + "cm" );
        break;
    case enumLHLeast:
        pAttrList->AddAttribute( "style:line-height-at-least",OUString::number(m_Value.m_fValue) + "cm" );
        break;
    case enumLHPercent:
        pAttrList->AddAttribute( "fo:line-height", OUString::number(m_Value.m_nValue) + "%" );
        break;
    case enumLHSpace:
        pAttrList->AddAttribute( "style:line-spacing", OUString::number(m_Value.m_fValue) + "cm" );
        break;
    }
}

inline bool operator==(XFLineHeight const & lh1, XFLineHeight const & lh2)
{
    if( lh1.m_eType != lh2.m_eType )
        return false;
    if( lh1.m_eType == enumLHPercent )
    {
        if( lh1.m_Value.m_nValue != lh2.m_Value.m_nValue )
            return false;
    }
    else
    {
        if( lh1.m_Value.m_fValue != lh2.m_Value.m_fValue )
            return false;
    }
    return true;
}

inline bool operator!=(XFLineHeight const & lh1, XFLineHeight const & lh2)
{
    return !(lh1==lh2);
}

#endif
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