blob: 0301d637bc5e9f6a2aac4cafbf7ca06d6193c0fc [file] [log] [blame]
/*
* Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) Research In Motion Limited 2010. All rights reserved.
*
* 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"
#include "RenderSVGResourceLinearGradient.h"
#include "RenderSVGResourceLinearGradientInlines.h"
#include <wtf/IsoMallocInlines.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(RenderSVGResourceLinearGradient);
RenderSVGResourceLinearGradient::RenderSVGResourceLinearGradient(SVGLinearGradientElement& element, RenderStyle&& style)
: RenderSVGResourceGradient(element, WTFMove(style))
{
}
RenderSVGResourceLinearGradient::~RenderSVGResourceLinearGradient() = default;
bool RenderSVGResourceLinearGradient::collectGradientAttributes()
{
m_attributes = LinearGradientAttributes();
return linearGradientElement().collectGradientAttributes(m_attributes);
}
FloatPoint RenderSVGResourceLinearGradient::startPoint(const LinearGradientAttributes& attributes) const
{
return SVGLengthContext::resolvePoint(&linearGradientElement(), attributes.gradientUnits(), attributes.x1(), attributes.y1());
}
FloatPoint RenderSVGResourceLinearGradient::endPoint(const LinearGradientAttributes& attributes) const
{
return SVGLengthContext::resolvePoint(&linearGradientElement(), attributes.gradientUnits(), attributes.x2(), attributes.y2());
}
Ref<Gradient> RenderSVGResourceLinearGradient::buildGradient(const RenderStyle& style) const
{
return Gradient::create(
Gradient::LinearData { startPoint(m_attributes), endPoint(m_attributes) },
{ ColorInterpolationMethod::SRGB { }, AlphaPremultiplication::Unpremultiplied },
platformSpreadMethodFromSVGType(m_attributes.spreadMethod()),
stopsByApplyingColorFilter(m_attributes.stops(), style)
);
}
}