svgnumberlist.cpp

来自「linux下开源浏览器WebKit的源码,市面上的很多商用浏览器都是移植自Web」· C++ 代码 · 共 76 行

/*
    Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <[e-mail]>
                  2004, 2005, 2006 Rob Buis <[e-mail]>

    This file is part of the KDE project

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library 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
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/

#include "config.h"

#if ENABLE(SVG)
#include "SVGNumberList.h"

#include "SVGParserUtilities.h"

namespace WebCore {

SVGNumberList::SVGNumberList(const QualifiedName& attributeName)
    : SVGList<float>(attributeName)
{
}

SVGNumberList::~SVGNumberList()
{
}

void SVGNumberList::parse(const String& value)
{
    ExceptionCode ec = 0;

    float number = 0.0f;
   
    const UChar* ptr = value.characters();
    const UChar* end = ptr + value.length();
    // The spec strangely doesn't allow leading whitespace.  We might choose to violate that intentionally. (section 4.1)
    while (ptr < end) {
        if (!parseNumber(ptr, end, number))
            return;
        appendItem(number, ec);
    }
}

String SVGNumberList::valueAsString() const
{
    String result;

    ExceptionCode ec = 0;
    for (unsigned int i = 0; i < numberOfItems(); ++i) {
        if (i > 0)
            result += ", ";

        result += String::number(getItem(i, ec));
        ASSERT(ec == 0);
    }

    return result;
}

}

#endif // ENABLE(SVG)