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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: prcntfld.hxx,v $
 * $Revision: 1.9 $
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org 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 version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/
#ifndef _PRCNTFLD_HXX
#define _PRCNTFLD_HXX

#ifndef _FIELD_HXX //autogen
#include <vcl/field.hxx>
#endif
#include "swdllapi.h"

class SW_DLLPUBLIC PercentField : public MetricField
{
    sal_Int64   nRefValue;      // 100%-Wert fuer Umrechnung (in Twips)
    sal_Int64   nOldMax;
    sal_Int64   nOldMin;
    sal_Int64   nOldSpinSize;
    sal_Int64   nOldBaseValue;
    sal_Int64   nLastPercent;
    sal_Int64   nLastValue;
    USHORT      nOldDigits;
    FieldUnit   eOldUnit;
    sal_Bool    bLockAutoCalculation; //prevent recalcution of percent values when the
                                        //reference value is changed

    SW_DLLPRIVATE sal_Int64      ImpPower10(USHORT n);

    using MetricField::SetValue;
    using MetricField::GetValue;
    using MetricFormatter::SetUserValue;
    using MetricFormatter::SetBaseValue;
    using MetricFormatter::SetMax;
    using MetricFormatter::SetMin;
    using NumericFormatter::IsValueModified;

public:

    virtual void  SetValue(sal_Int64 nNewValue, FieldUnit eInUnit = FUNIT_NONE);

    PercentField( Window* pWin, const ResId& rResId );

    void        SetPrcntValue(sal_Int64 nNewValue, FieldUnit eInUnit = FUNIT_NONE);

    void        SetUserValue(sal_Int64 nNewValue, FieldUnit eInUnit = FUNIT_NONE);

    void        SetBaseValue(sal_Int64 nNewValue, FieldUnit eInUnit = FUNIT_NONE);

    sal_Int64        GetValue(FieldUnit eOutUnit = FUNIT_NONE);

    BOOL        IsValueModified();

    //using NumericFormatter::SetMax;
    void        SetMax(sal_Int64 nNewMax, FieldUnit eInUnit = FUNIT_NONE);

    //using NumericFormatter::SetMin;
    void        SetMin(sal_Int64 nNewMin, FieldUnit eInUnit = FUNIT_NONE);

    sal_Int64        NormalizePercent(sal_Int64 nValue);
    sal_Int64        DenormalizePercent(sal_Int64 nValue);

    void        SetRefValue(sal_Int64 nValue);
    inline sal_Int64 GetRefValue() const { return nRefValue; }
    sal_Int64   GetRealValue(FieldUnit eOutUnit = FUNIT_NONE);

    sal_Int64   Convert(sal_Int64 nValue, FieldUnit eInUnit, FieldUnit eOutUnit);

    void        ShowPercent(BOOL bPercent);

    USHORT      GetOldDigits() const {return nOldDigits;}

    void        LockAutoCalculation(sal_Bool bLock) {bLockAutoCalculation = bLock;}
    sal_Bool    IsAutoCalculationLocked()const {return bLockAutoCalculation;}
};

#endif // _PRCNTFLD_HXX