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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 .
*/
#pragma once
#include "svgnode.hxx"
#include "svgstyleattributes.hxx"
#include "svgtools.hxx"
#include <drawinglayer/primitive2d/svggradientprimitive2d.hxx>
namespace svgio::svgreader
{
class SvgGradientNode final : public SvgNode
{
private:
/// use styles
SvgStyleAttributes maSvgStyleAttributes;
/// linear gradient values
SvgNumber maX1;
SvgNumber maY1;
SvgNumber maX2;
SvgNumber maY2;
/// radial gradient values
SvgNumber maCx;
SvgNumber maCy;
SvgNumber maR;
SvgNumber maFx;
SvgNumber maFy;
/// variable scan values, dependent of given XAttributeList
SvgUnits maGradientUnits;
drawinglayer::primitive2d::SpreadMethod maSpreadMethod;
std::optional<basegfx::B2DHomMatrix> mpaGradientTransform;
/// link to another gradient used as style. If maXLink
/// is set, the node can be fetched on demand by using
// tryToFindLink (buffered)
mutable bool mbResolvingLink; // protect against infinite link recursion
OUString maXLink;
const SvgGradientNode* mpXLink;
/// link on demand
void tryToFindLink();
public:
SvgGradientNode(
SVGToken aType,
SvgDocument& rDocument,
SvgNode* pParent);
virtual ~SvgGradientNode() override;
virtual const SvgStyleAttributes* getSvgStyleAttributes() const override;
virtual void parseAttribute(SVGToken aSVGToken, const OUString& aContent) override;
/// collect gradient stop entries
void collectGradientEntries(drawinglayer::primitive2d::SvgGradientEntryVector& aVector) const;
/// x1 content
SvgNumber getX1() const;
/// y1 content
SvgNumber getY1() const;
/// x2 content
SvgNumber getX2() const;
/// y2 content
SvgNumber getY2() const;
/// Cx content
SvgNumber getCx() const;
/// Cy content
SvgNumber getCy() const;
/// R content
SvgNumber getR() const;
/// Fx content
const SvgNumber* getFx() const;
/// Fy content
const SvgNumber* getFy() const;
/// gradientUnits content
SvgUnits getGradientUnits() const { return maGradientUnits; }
void setGradientUnits(const SvgUnits aGradientUnits) { maGradientUnits = aGradientUnits; }
/// SpreadMethod content
drawinglayer::primitive2d::SpreadMethod getSpreadMethod() const { return maSpreadMethod; }
void setSpreadMethod(const drawinglayer::primitive2d::SpreadMethod aSpreadMethod) { maSpreadMethod = aSpreadMethod; }
/// transform content, set if found in current context
std::optional<basegfx::B2DHomMatrix> getGradientTransform() const;
void setGradientTransform(const std::optional<basegfx::B2DHomMatrix>& pMatrix) { mpaGradientTransform = pMatrix; }
};
} // end of namespace svgio::svgreader
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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