/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/*

 * This file is part of the LibreOffice project.

 *

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

 *

 * This file incorporates work covered by the following license notice:

 *

 *   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 .

 */

#pragma once

#ifdef _WIN32

#include <prewin.h>

#include <postwin.h>

#include <comutil.h>

#include <oleauto.h>

#endif

#include <com/sun/star/bridge/oleautomation/Decimal.hpp>

// Decimal support

// Implementation only for windows

class SbxDecimal

{

    friend void releaseDecimalPtr( SbxDecimal*& rpDecimal );

#ifdef _WIN32

    DECIMAL     maDec;

#endif

    sal_Int32       mnRefCount;

public:

    SbxDecimal();

    SbxDecimal( const SbxDecimal& rDec );

    explicit SbxDecimal( const css::bridge::oleautomation::Decimal& rAutomationDec );

    void addRef()

        { mnRefCount++; }

    void fillAutomationDecimal( css::bridge::oleautomation::Decimal& rAutomationDec );

    void setChar( sal_Unicode val );

    void setByte( sal_uInt8 val );

    void setShort( sal_Int16 val );

    void setLong( sal_Int32 val );

    bool setHyper( sal_Int64 val );

    void setUShort( sal_uInt16 val );

    void setULong( sal_uInt32 val );

    bool setUHyper( sal_uInt64 val );

    bool setSingle( float val );

    bool setDouble( double val );

    void setInt( int val );

    void setUInt( unsigned int val );

    bool setString( OUString* pOUString );

    void setDecimal( SbxDecimal const * pDecimal )

    {

#ifdef _WIN32

        if( pDecimal )

            maDec = pDecimal->maDec;

#else

        (void)pDecimal;

#endif

    }

    void setWithOverflow(float val) { HandleFailure(setSingle(val)); }

    void setWithOverflow(double val) { HandleFailure(setDouble(val)); }

    void setWithOverflow(sal_Int64 val) { HandleFailure(setHyper(val)); }

    void setWithOverflow(sal_uInt64 val) { HandleFailure(setUHyper(val)); }

    bool getChar( sal_Unicode& rVal );

    bool getByte( sal_uInt8& rVal );

    bool getShort( sal_Int16& rVal );

    bool getLong( sal_Int32& rVal );

    bool getHyper( sal_Int64& rVal );

    bool getUShort( sal_uInt16& rVal );

    bool getULong( sal_uInt32& rVal );

    bool getUHyper( sal_uInt64& rVal );

    bool getSingle( float& rVal );

    bool getDouble( double& rVal );

    void getString( OUString& rString );

    // Only handles types, which have corresponding getWithOverflow_impl

    template <typename T> T getWithOverflow()

    {

        T n = 0;

        HandleFailure(getWithOverflow_impl(n));

        return n;

    }

Unexecuted instantiation: double SbxDecimal::getWithOverflow<double>()

Unexecuted instantiation: char16_t SbxDecimal::getWithOverflow<char16_t>()

Unexecuted instantiation: unsigned char SbxDecimal::getWithOverflow<unsigned char>()

Unexecuted instantiation: short SbxDecimal::getWithOverflow<short>()

Unexecuted instantiation: unsigned short SbxDecimal::getWithOverflow<unsigned short>()

Unexecuted instantiation: int SbxDecimal::getWithOverflow<int>()

Unexecuted instantiation: unsigned int SbxDecimal::getWithOverflow<unsigned int>()

Unexecuted instantiation: long SbxDecimal::getWithOverflow<long>()

Unexecuted instantiation: unsigned long SbxDecimal::getWithOverflow<unsigned long>()

Unexecuted instantiation: float SbxDecimal::getWithOverflow<float>()

    bool operator -= ( const SbxDecimal &r );

    bool operator += ( const SbxDecimal &r );

    bool operator /= ( const SbxDecimal &r );

    bool operator *= ( const SbxDecimal &r );

    bool neg();

    bool isZero() const;

    // must match the return values of the Microsoft VarDecCmp Automation function

    enum class CmpResult { LT, EQ, GT };

    friend CmpResult compare( const SbxDecimal &rLeft, const SbxDecimal &rRight );

private:

    bool getWithOverflow_impl(sal_Unicode& n) { return getChar(n); }

    bool getWithOverflow_impl(sal_uInt8& n) { return getByte(n); }

    bool getWithOverflow_impl(sal_Int16& n) { return getShort(n); }

    bool getWithOverflow_impl(sal_uInt16& n) { return getUShort(n); }

    bool getWithOverflow_impl(sal_Int32& n) { return getLong(n); }

    bool getWithOverflow_impl(sal_uInt32& n) { return getULong(n); }

    bool getWithOverflow_impl(sal_Int64& n) { return getHyper(n); }

    bool getWithOverflow_impl(sal_uInt64& n) { return getUHyper(n); }

    bool getWithOverflow_impl(float& n) { return getSingle(n); }

    bool getWithOverflow_impl(double& n) { return getDouble(n); }

    void HandleFailure(bool isSuccess);

};

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