/* | |
Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> | |
2004, 2005, 2006 Rob Buis <buis@kde.org> | |
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) && ENABLE(FILTERS) | |
#include "SVGComponentTransferFunctionElement.h" | |
#include "MappedAttribute.h" | |
#include "SVGFEComponentTransferElement.h" | |
#include "SVGNames.h" | |
#include "SVGNumberList.h" | |
namespace WebCore { | |
SVGComponentTransferFunctionElement::SVGComponentTransferFunctionElement(const QualifiedName& tagName, Document* doc) | |
: SVGElement(tagName, doc) | |
, m_type(FECOMPONENTTRANSFER_TYPE_UNKNOWN) | |
, m_tableValues(SVGNumberList::create(SVGNames::tableValuesAttr)) | |
, m_slope(1.0f) | |
, m_amplitude(1.0f) | |
, m_exponent(1.0f) | |
{ | |
} | |
SVGComponentTransferFunctionElement::~SVGComponentTransferFunctionElement() | |
{ | |
} | |
void SVGComponentTransferFunctionElement::parseMappedAttribute(MappedAttribute* attr) | |
{ | |
const String& value = attr->value(); | |
if (attr->name() == SVGNames::typeAttr) { | |
if (value == "identity") | |
setTypeBaseValue(FECOMPONENTTRANSFER_TYPE_IDENTITY); | |
else if (value == "table") | |
setTypeBaseValue(FECOMPONENTTRANSFER_TYPE_TABLE); | |
else if (value == "discrete") | |
setTypeBaseValue(FECOMPONENTTRANSFER_TYPE_DISCRETE); | |
else if (value == "linear") | |
setTypeBaseValue(FECOMPONENTTRANSFER_TYPE_LINEAR); | |
else if (value == "gamma") | |
setTypeBaseValue(FECOMPONENTTRANSFER_TYPE_GAMMA); | |
} | |
else if (attr->name() == SVGNames::tableValuesAttr) | |
tableValuesBaseValue()->parse(value); | |
else if (attr->name() == SVGNames::slopeAttr) | |
setSlopeBaseValue(value.toFloat()); | |
else if (attr->name() == SVGNames::interceptAttr) | |
setInterceptBaseValue(value.toFloat()); | |
else if (attr->name() == SVGNames::amplitudeAttr) | |
setAmplitudeBaseValue(value.toFloat()); | |
else if (attr->name() == SVGNames::exponentAttr) | |
setExponentBaseValue(value.toFloat()); | |
else if (attr->name() == SVGNames::offsetAttr) | |
setOffsetBaseValue(value.toFloat()); | |
else | |
SVGElement::parseMappedAttribute(attr); | |
} | |
void SVGComponentTransferFunctionElement::synchronizeProperty(const QualifiedName& attrName) | |
{ | |
SVGElement::synchronizeProperty(attrName); | |
if (attrName == anyQName()) { | |
synchronizeType(); | |
synchronizeTableValues(); | |
synchronizeSlope(); | |
synchronizeIntercept(); | |
synchronizeAmplitude(); | |
synchronizeExponent(); | |
synchronizeOffset(); | |
return; | |
} | |
if (attrName == SVGNames::typeAttr) | |
synchronizeType(); | |
else if (attrName == SVGNames::tableValuesAttr) | |
synchronizeTableValues(); | |
else if (attrName == SVGNames::slopeAttr) | |
synchronizeSlope(); | |
else if (attrName == SVGNames::interceptAttr) | |
synchronizeIntercept(); | |
else if (attrName == SVGNames::amplitudeAttr) | |
synchronizeAmplitude(); | |
else if (attrName == SVGNames::exponentAttr) | |
synchronizeExponent(); | |
else if (attrName == SVGNames::offsetAttr) | |
synchronizeOffset(); | |
} | |
ComponentTransferFunction SVGComponentTransferFunctionElement::transferFunction() const | |
{ | |
ComponentTransferFunction func; | |
func.type = (ComponentTransferType) type(); | |
func.slope = slope(); | |
func.intercept = intercept(); | |
func.amplitude = amplitude(); | |
func.exponent = exponent(); | |
func.offset = offset(); | |
SVGNumberList* numbers = tableValues(); | |
ExceptionCode ec = 0; | |
unsigned int nr = numbers->numberOfItems(); | |
for (unsigned int i = 0; i < nr; i++) | |
func.tableValues.append(numbers->getItem(i, ec)); | |
return func; | |
} | |
} | |
#endif // ENABLE(SVG) |