/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *  Sun Microsystems Inc., October, 2000
 *
 *  GNU Lesser General Public License Version 2.1
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 *  Copyright 2000 by Sun Microsystems, Inc.
 *  901 San Antonio Road, Palo Alto, CA 94303, USA
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 *  Lesser General Public License for more details.
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 *  Sun Industry Standards Source License Version 1.1
 *  =================================================
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 *  Source License Version 1.1 (the "License"); You may not use this file
 *  except in compliance with the License. You may obtain a copy of the
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 ************************************************************************/
/*************************************************************************
 * @file
 * Line height for paragraph.
 ************************************************************************/
/*************************************************************************
 * Change History
 * 2004-12-23 create this file.
 ************************************************************************/
#ifndef		_XFLINEHEIGHT_HXX
#define		_XFLINEHEIGHT_HXX

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);

    enumLHType GetType();

    friend bool operator==(XFLineHeight& indent1, XFLineHeight& indent2);
    friend bool operator!=(XFLineHeight& indent1, XFLineHeight& 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;
    rtl_zeroMemory(&m_Value,sizeof(m_Value));
}

inline enumLHType XFLineHeight::GetType()
{
    return m_eType;
}

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

    switch(m_eType)
    {
    case enumLHNone:
        return;
    case enumLHHeight:
        pAttrList->AddAttribute( A2OUSTR("fo:line-height"),DoubleToOUString(m_Value.m_fValue) + A2OUSTR("cm") );
        break;
    case enumLHLeast:
        pAttrList->AddAttribute( A2OUSTR("style:line-height-at-least"),DoubleToOUString(m_Value.m_fValue) + A2OUSTR("cm") );
        break;
    case enumLHPercent:
        pAttrList->AddAttribute( A2OUSTR("fo:line-height"), DoubleToOUString(m_Value.m_nValue) + A2OUSTR("%") );
        break;
    case enumLHSpace:
        pAttrList->AddAttribute( A2OUSTR("style:line-spacing"), DoubleToOUString(m_Value.m_fValue) + A2OUSTR("cm") );
        break;
    }
}

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

#endif
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