/* -*- 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

#include <sal/config.h>

#include <string_view>

#include <sal/types.h>

#include <rtl/ustring.hxx>

namespace basegfx::internal

    {

        void skipSpaces(sal_Int32&      io_rPos,

                        std::u16string_view rStr,

                        const sal_Int32 nLen);

        inline bool isOnNumberChar(const sal_Unicode aChar,

                                   bool              bSignAllowed)

        {

            const bool bPredicate( (u'0' <= aChar && u'9' >= aChar)

                                    || (bSignAllowed && u'+' == aChar)

                                    || (bSignAllowed && u'-' == aChar)

                                    || (u'.' == aChar));

            return bPredicate;

        }

        inline bool isOnNumberChar(std::u16string_view rStr,

                                   const sal_Int32 nPos)

        {

            return isOnNumberChar(rStr[nPos], true/*bSignAllowed*/);

        }

        bool importDoubleAndSpaces(double&          o_fRetval,

                                   sal_Int32&       io_rPos,

                                   std::u16string_view  rStr,

                                   const sal_Int32  nLen );

        bool importFlagAndSpaces(sal_Int32&      o_nRetval,

                                 sal_Int32&      io_rPos,

                                 std::u16string_view rStr,

                                 const sal_Int32 nLen);

} // namespace basegfx::internal

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