/* -*- 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 .
 */

#include <svx/hexcolorcontrol.hxx>

namespace weld {

HexColorControl::HexColorControl(weld::Entry* pEntry)
    : m_xEntry(pEntry)
{
    m_xEntry->set_max_length(6);
    m_xEntry->set_width_chars(6);
    m_xEntry->connect_insert_text(LINK(this, HexColorControl, ImplProcessInputHdl));
}

void HexColorControl::SetColor(Color nColor)
{
    OUStringBuffer aBuffer;
    sax::Converter::convertColor(aBuffer, nColor);
    m_xEntry->set_text(aBuffer.makeStringAndClear().copy(1));
}

Color HexColorControl::GetColor()
{
    sal_Int32 nColor = -1;

    OUString aStr("#");
    aStr += m_xEntry->get_text();
    sal_Int32 nLen = aStr.getLength();

    if (nLen < 7)
    {
        static const sal_Char* const pNullStr = "000000";
        aStr += OUString::createFromAscii( &pNullStr[nLen-1] );
    }

    sax::Converter::convertColor(nColor, aStr);

#if 0
    if (nColor == -1)
        SetControlBackground(COL_RED);
    else
        SetControlBackground();
#endif

    return Color(nColor);
}

IMPL_LINK(HexColorControl, ImplProcessInputHdl, OUString&, rTest, bool)
{
    const sal_Unicode* pTest = rTest.getStr();
    sal_Int32 nLen = rTest.getLength();

    OUStringBuffer aFilter(nLen);
    for (sal_Int32 i = 0; i < nLen; ++i)
    {
        if (rtl::isAsciiHexDigit(*pTest))
            aFilter.append(*pTest);
        ++pTest;
    }

    rTest = aFilter.makeStringAndClear();
    return true;
}


}

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