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Diffstat (limited to 'svgio/source/svgreader/svgvisitor.cxx')
| -rw-r--r-- | svgio/source/svgreader/svgvisitor.cxx | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/svgio/source/svgreader/svgvisitor.cxx b/svgio/source/svgreader/svgvisitor.cxx new file mode 100644 index 000000000..1f2ea975c --- /dev/null +++ b/svgio/source/svgreader/svgvisitor.cxx @@ -0,0 +1,165 @@ +/* -*- 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/. + * + */ + +#include <sal/config.h> + +#include <svgrectnode.hxx> +#include <svgsvgnode.hxx> +#include <svggnode.hxx> +#include <svgpathnode.hxx> +#include <svggradientnode.hxx> + +#include <svgvisitor.hxx> + +namespace svgio::svgreader +{ +SvgDrawVisitor::SvgDrawVisitor() + : mpDrawRoot(std::make_shared<gfx::DrawRoot>()) + , mpCurrent(mpDrawRoot) +{ +} + +void SvgDrawVisitor::visit(svgio::svgreader::SvgNode const& rNode) +{ + switch (rNode.getType()) + { + case svgio::svgreader::SVGTokenSvg: + { + auto const& rSvgNode = static_cast<svgio::svgreader::SvgSvgNode const&>(rNode); + + basegfx::B2DRange aRange = rSvgNode.getCurrentViewPort(); + + static_cast<gfx::DrawRoot*>(mpCurrent.get())->maRectangle = aRange; + } + break; + case svgio::svgreader::SVGTokenG: + { + auto const& rGNode = static_cast<svgio::svgreader::SvgGNode const&>(rNode); + + if (rGNode.getTransform() != nullptr) + { + basegfx::B2DHomMatrix rMatrix = *rGNode.getTransform(); + + printf("G [%f %f %f - %f %f %f - %f %f %f]\n", rMatrix.get(0, 0), rMatrix.get(0, 1), + rMatrix.get(0, 2), rMatrix.get(1, 0), rMatrix.get(1, 1), rMatrix.get(1, 2), + rMatrix.get(2, 0), rMatrix.get(2, 1), rMatrix.get(2, 2)); + } + } + break; + case svgio::svgreader::SVGTokenRect: + { + auto const& rRectNode = static_cast<svgio::svgreader::SvgRectNode const&>(rNode); + + double x = rRectNode.getX().getNumber(); + double y = rRectNode.getY().getNumber(); + double w = rRectNode.getWidth().getNumber(); + double h = rRectNode.getHeight().getNumber(); + + auto pRectangle + = std::make_shared<gfx::DrawRectangle>(basegfx::B2DRange(x, y, x + w, y + h)); + pRectangle->mnRx = rRectNode.getRx().getNumber(); + pRectangle->mnRy = rRectNode.getRy().getNumber(); + + pRectangle->mnStrokeWidth + = rRectNode.getSvgStyleAttributes()->getStrokeWidth().getNumber(); + + pRectangle->mnOpacity = rRectNode.getSvgStyleAttributes()->getOpacity().getNumber(); + + const basegfx::BColor* pFillColor = rRectNode.getSvgStyleAttributes()->getFill(); + const SvgGradientNode* pFillGradient + = rRectNode.getSvgStyleAttributes()->getSvgGradientNodeFill(); + if (pFillColor) + { + pRectangle->mpFillColor = std::make_shared<basegfx::BColor>(*pFillColor); + } + else if (pFillGradient) + { + drawinglayer::primitive2d::SvgGradientEntryVector aSvgGradientEntryVector; + pFillGradient->collectGradientEntries(aSvgGradientEntryVector); + if (!aSvgGradientEntryVector.empty()) + { + auto aGradientInfo = std::make_shared<gfx::LinearGradientInfo>(); + + aGradientInfo->x1 = pFillGradient->getX1().getNumber(); + aGradientInfo->y1 = pFillGradient->getY1().getNumber(); + aGradientInfo->x2 = pFillGradient->getX2().getNumber(); + aGradientInfo->y2 = pFillGradient->getY2().getNumber(); + + const basegfx::B2DHomMatrix* pGradientTransform + = pFillGradient->getGradientTransform(); + if (pGradientTransform) + { + aGradientInfo->maMatrix = *pGradientTransform; + } + + pRectangle->mpFillGradient = aGradientInfo; + + for (auto const& rEntry : aSvgGradientEntryVector) + { + gfx::GradientStop aStop; + aStop.maColor = rEntry.getColor(); + aStop.mfOffset = rEntry.getOffset(); + aStop.mfOpacity = rEntry.getOpacity(); + pRectangle->mpFillGradient->maGradientStops.push_back(aStop); + } + } + } + + const basegfx::BColor* pStrokeColor = rRectNode.getSvgStyleAttributes()->getStroke(); + if (pStrokeColor) + pRectangle->mpStrokeColor = std::make_shared<basegfx::BColor>(*pStrokeColor); + + mpCurrent->maChildren.push_back(pRectangle); + } + break; + case svgio::svgreader::SVGTokenPath: + { + auto const& rPathNode = static_cast<svgio::svgreader::SvgPathNode const&>(rNode); + + auto pPath = rPathNode.getPath(); + if (pPath) + { + auto pDrawPath = std::make_shared<gfx::DrawPath>(*pPath); + + pDrawPath->mnStrokeWidth + = rPathNode.getSvgStyleAttributes()->getStrokeWidth().getNumber(); + + pDrawPath->mnOpacity = rPathNode.getSvgStyleAttributes()->getOpacity().getNumber(); + + const basegfx::BColor* pFillColor = rPathNode.getSvgStyleAttributes()->getFill(); + if (pFillColor) + pDrawPath->mpFillColor = std::make_shared<basegfx::BColor>(*pFillColor); + + const basegfx::BColor* pStrokeColor + = rPathNode.getSvgStyleAttributes()->getStroke(); + if (pStrokeColor) + pDrawPath->mpStrokeColor = std::make_shared<basegfx::BColor>(*pStrokeColor); + + mpCurrent->maChildren.push_back(pDrawPath); + } + } + break; + + default: + break; + } + goToChildren(rNode); +} + +void SvgDrawVisitor::goToChildren(svgio::svgreader::SvgNode const& rNode) +{ + for (auto& rChild : rNode.getChildren()) + { + rChild->accept(*this); + } +} +} // end of namespace svgio::svgreader + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |