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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <svgfecolormatrixnode.hxx>
#include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx>
#include <o3tl/string_view.hxx>
namespace svgio::svgreader
{
SvgFeColorMatrixNode::SvgFeColorMatrixNode(SvgDocument& rDocument, SvgNode* pParent)
: SvgFilterNode(SVGToken::FeColorMatrix, rDocument, pParent)
, maType(ColorType::Matrix)
{
}
SvgFeColorMatrixNode::~SvgFeColorMatrixNode() {}
void SvgFeColorMatrixNode::parseAttribute(SVGToken aSVGToken, const OUString& aContent)
{
// parse own
switch (aSVGToken)
{
case SVGToken::Type:
{
if (!aContent.isEmpty())
{
if (o3tl::equalsIgnoreAsciiCase(o3tl::trim(aContent), u"luminanceToAlpha"))
{
maType = ColorType::LuminanceToAlpha;
}
else if (o3tl::equalsIgnoreAsciiCase(o3tl::trim(aContent), u"saturate"))
{
maType = ColorType::Saturate;
}
else if (o3tl::equalsIgnoreAsciiCase(o3tl::trim(aContent), u"hueRotate"))
{
maType = ColorType::HueRotate;
}
else if (o3tl::equalsIgnoreAsciiCase(o3tl::trim(aContent), u"matrix"))
{
maType = ColorType::Matrix;
}
}
break;
}
case SVGToken::Values:
{
maValuesContent = aContent;
break;
}
default:
{
break;
}
}
}
void SvgFeColorMatrixNode::apply(drawinglayer::primitive2d::Primitive2DContainer& rTarget) const
{
if (maType == ColorType::LuminanceToAlpha)
{
const drawinglayer::primitive2d::Primitive2DReference xRef(
new drawinglayer::primitive2d::ModifiedColorPrimitive2D(
std::move(rTarget),
std::make_shared<basegfx::BColorModifier_luminance_to_alpha>()));
rTarget = drawinglayer::primitive2d::Primitive2DContainer{ xRef };
}
else if (maType == ColorType::Saturate)
{
SvgNumber aNum(1.0);
(void)readSingleNumber(maValuesContent, aNum);
const drawinglayer::primitive2d::Primitive2DReference xRef(
new drawinglayer::primitive2d::ModifiedColorPrimitive2D(
std::move(rTarget),
std::make_shared<basegfx::BColorModifier_saturate>(aNum.getNumber())));
rTarget = drawinglayer::primitive2d::Primitive2DContainer{ xRef };
}
else if (maType == ColorType::HueRotate)
{
SvgNumber aNum(0.0);
(void)readSingleNumber(maValuesContent, aNum);
const drawinglayer::primitive2d::Primitive2DReference xRef(
new drawinglayer::primitive2d::ModifiedColorPrimitive2D(
std::move(rTarget), std::make_shared<basegfx::BColorModifier_hueRotate>(
basegfx::deg2rad(aNum.getNumber()))));
rTarget = drawinglayer::primitive2d::Primitive2DContainer{ xRef };
}
else if (maType == ColorType::Matrix)
{
std::vector<double> aVector = readFilterMatrix(maValuesContent, *this);
const drawinglayer::primitive2d::Primitive2DReference xRef(
new drawinglayer::primitive2d::ModifiedColorPrimitive2D(
std::move(rTarget), std::make_shared<basegfx::BColorModifier_matrix>(aVector)));
rTarget = drawinglayer::primitive2d::Primitive2DContainer{ xRef };
}
}
} // end of namespace svgio::svgreader
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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