/*

    Copyright (C) 2004, 2005, 2006 Nikolas Zimmermann <wildfox@kde.org>

                  2004, 2005 Rob Buis <buis@kde.org>

                  2005 Eric Seidel <eric.seidel@kdemail.net>

    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

    aint 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) && ENABLE(SVG_EXPERIMENTAL_FEATURES)

#include "SVGFEComponentTransfer.h"

#include "TextStream.h"

namespace WebCore {

SVGComponentTransferFunction SVGFEComponentTransfer::redFunction() const

{

    return m_redFunc;

}

void SVGFEComponentTransfer::setRedFunction(const SVGComponentTransferFunction& func)

{

    m_redFunc = func;

}

SVGComponentTransferFunction SVGFEComponentTransfer::greenFunction() const

{

    return m_greenFunc;

}

void SVGFEComponentTransfer::setGreenFunction(const SVGComponentTransferFunction& func)

{

    m_greenFunc = func;

}

SVGComponentTransferFunction SVGFEComponentTransfer::blueFunction() const

{

    return m_blueFunc;

}

void SVGFEComponentTransfer::setBlueFunction(const SVGComponentTransferFunction& func)

{

    m_blueFunc = func;

}

SVGComponentTransferFunction SVGFEComponentTransfer::alphaFunction() const

{

    return m_alphaFunc;

}

void SVGFEComponentTransfer::setAlphaFunction(const SVGComponentTransferFunction& func)

{

    m_alphaFunc = func;

}

static TextStream& operator<<(TextStream& ts, SVGComponentTransferType t)

{

    switch (t)

    {

        case SVG_FECOMPONENTTRANSFER_TYPE_UNKNOWN:

            ts << "UNKNOWN"; break;

        case SVG_FECOMPONENTTRANSFER_TYPE_IDENTITY:

            ts << "IDENTITY"; break;

        case SVG_FECOMPONENTTRANSFER_TYPE_TABLE:

            ts << "TABLE"; break;

        case SVG_FECOMPONENTTRANSFER_TYPE_DISCRETE:

            ts << "DISCRETE"; break;

        case SVG_FECOMPONENTTRANSFER_TYPE_LINEAR:

            ts << "LINEAR"; break;

        case SVG_FECOMPONENTTRANSFER_TYPE_GAMMA:

            ts << "GAMMA"; break;

    }

    return ts;

}

static TextStream& operator<<(TextStream& ts, const SVGComponentTransferFunction &func)

{

    ts << "[type=" << func.type << "]";

    switch (func.type) {

        case SVG_FECOMPONENTTRANSFER_TYPE_UNKNOWN:

        case SVG_FECOMPONENTTRANSFER_TYPE_IDENTITY:

            break;

        case SVG_FECOMPONENTTRANSFER_TYPE_TABLE:

        case SVG_FECOMPONENTTRANSFER_TYPE_DISCRETE:

        {

            ts << " [table values=";

            Vector<float>::const_iterator itr=func.tableValues.begin();

            if (itr != func.tableValues.end()) {

                ts << *itr++;

                for (; itr!=func.tableValues.end(); itr++) {

                    ts << " " << *itr;

                }

            }

            ts << "]";

            break;

        }

        case SVG_FECOMPONENTTRANSFER_TYPE_LINEAR:

            ts << " [slope=" << func.slope << "]"

               << " [intercept=" << func.intercept << "]";

            break;

        case SVG_FECOMPONENTTRANSFER_TYPE_GAMMA:

            ts << " [amplitude=" << func.amplitude << "]"

               << " [exponent=" << func.exponent << "]"

               << " [offset=" << func.offset << "]";

            break;

    }

    return ts;

}

TextStream& SVGFEComponentTransfer::externalRepresentation(TextStream& ts) const

{

    ts << "[type=COMPONENT-TRANSFER] ";

    SVGFilterEffect::externalRepresentation(ts);

    ts << " [red func=" << redFunction() << "]"

        << " [green func=" << greenFunction() << "]"

        << " [blue func=" << blueFunction() << "]"

        << " [alpha func=" << alphaFunction() << "]";

    return ts;

}

} // namespace WebCore

#endif // ENABLE(SVG) && ENABLE(SVG_EXPERIMENTAL_FEATURES)