WebCore/ksvg2/svg/SVGComponentTransferFunctionElement.cpp

/*
    Copyright (C) 2004, 2005 Nikolas Zimmermann <wildfox@kde.org>
                  2004, 2005 Rob Buis <buis@kde.org>

    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., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.
*/

#include "config.h"
#ifdef SVG_SUPPORT
#include "DeprecatedStringList.h"

#include "Attr.h"

#include "ksvg.h"
#include "SVGNames.h"
#include "SVGHelper.h"
#include "SVGRenderStyle.h"
#include "SVGComponentTransferFunctionElement.h"
#include "SVGNumberList.h"

using namespace WebCore;

SVGComponentTransferFunctionElement::SVGComponentTransferFunctionElement(const QualifiedName& tagName, Document *doc)
    : SVGElement(tagName, doc)
    , m_type(0)
    , m_tableValues(new SVGNumberList(0))
    , m_slope(0.0)
    , m_intercept(0.0)
    , m_amplitude(0.0)
    , m_exponent(0.0)
    , m_offset(0.0)
{
}

SVGComponentTransferFunctionElement::~SVGComponentTransferFunctionElement()
{
}

ANIMATED_PROPERTY_DEFINITIONS(SVGComponentTransferFunctionElement, int, Enumeration, enumeration, Type, type, SVGNames::typeAttr.localName(), m_type)
ANIMATED_PROPERTY_DEFINITIONS(SVGComponentTransferFunctionElement, SVGNumberList*, NumberList, numberList, TableValues, tableValues, SVGNames::tableValuesAttr.localName(), m_tableValues.get())
ANIMATED_PROPERTY_DEFINITIONS(SVGComponentTransferFunctionElement, double, Number, number, Slope, slope, SVGNames::slopeAttr.localName(), m_slope)
ANIMATED_PROPERTY_DEFINITIONS(SVGComponentTransferFunctionElement, double, Number, number, Intercept, intercept, SVGNames::interceptAttr.localName(), m_intercept)
ANIMATED_PROPERTY_DEFINITIONS(SVGComponentTransferFunctionElement, double, Number, number, Amplitude, amplitude, SVGNames::amplitudeAttr.localName(), m_amplitude)
ANIMATED_PROPERTY_DEFINITIONS(SVGComponentTransferFunctionElement, double, Number, number, Exponent, exponent, SVGNames::exponentAttr.localName(), m_exponent)
ANIMATED_PROPERTY_DEFINITIONS(SVGComponentTransferFunctionElement, double, Number, number, Offset, offset, SVGNames::offsetAttr.localName(), m_offset)

void SVGComponentTransferFunctionElement::parseMappedAttribute(MappedAttribute *attr)
{
    const String& value = attr->value();
    if (attr->name() == SVGNames::typeAttr)
    {
        if(value == "identity")
            setTypeBaseValue(SVG_FECOMPONENTTRANSFER_TYPE_IDENTITY);
        else if(value == "table")
            setTypeBaseValue(SVG_FECOMPONENTTRANSFER_TYPE_TABLE);
        else if(value == "discrete")
            setTypeBaseValue(SVG_FECOMPONENTTRANSFER_TYPE_DISCRETE);
        else if(value == "linear")
            setTypeBaseValue(SVG_FECOMPONENTTRANSFER_TYPE_LINEAR);
        else if(value == "gamma")
            setTypeBaseValue(SVG_FECOMPONENTTRANSFER_TYPE_GAMMA);
    }
    else if (attr->name() == SVGNames::tableValuesAttr)
        tableValuesBaseValue()->parse(value.deprecatedString());
    else if (attr->name() == SVGNames::slopeAttr)
        setSlopeBaseValue(value.deprecatedString().toDouble());
    else if (attr->name() == SVGNames::interceptAttr)
        setInterceptBaseValue(value.deprecatedString().toDouble());
    else if (attr->name() == SVGNames::amplitudeAttr)
        setAmplitudeBaseValue(value.deprecatedString().toDouble());
    else if (attr->name() == SVGNames::exponentAttr)
        setExponentBaseValue(value.deprecatedString().toDouble());
    else if (attr->name() == SVGNames::offsetAttr)
        setOffsetBaseValue(value.deprecatedString().toDouble());
    else
        SVGElement::parseMappedAttribute(attr);
}

KCComponentTransferFunction SVGComponentTransferFunctionElement::transferFunction() const
{
    KCComponentTransferFunction func;
    func.type = (KCComponentTransferType)(typeBaseValue() - 1);
    func.slope = slopeBaseValue();
    func.intercept = interceptBaseValue();
    func.amplitude = amplitudeBaseValue();
    func.exponent = exponentBaseValue();
    func.offset = offsetBaseValue();
    SVGNumberList *numbers = tableValuesBaseValue();
    unsigned int nr = numbers->numberOfItems();
    for (unsigned int i = 0; i < nr; i++)
        func.tableValues.append(numbers->getItem(i)->value());
    return func;
}

// vim:ts=4:noet
#endif // SVG_SUPPORT