Avoid potential negative array index access to cached text.
[LibreOffice.git] / svgio / inc / svgtextnode.hxx
blobc95857e38fff120ac96520df29288f605998fab4
1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
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11 * Licensed to the Apache Software Foundation (ASF) under one or more
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20 #pragma once
22 #include "svgstyleattributes.hxx"
23 #include "svgtextposition.hxx"
24 #include "svgtspannode.hxx"
25 #include <basegfx/matrix/b2dhommatrix.hxx>
27 namespace svgio::svgreader
29 class SvgTextNode final : public SvgTspanNode
31 private:
32 /// variable scan values, dependent of given XAttributeList
33 std::optional<basegfx::B2DHomMatrix>
34 mpaTransform;
36 /// local helpers
37 void DecomposeChild(
38 const SvgNode& rCandidate,
39 drawinglayer::primitive2d::Primitive2DContainer& rTarget,
40 SvgTextPosition& rSvgTextPosition) const;
41 static void addTextPrimitives(
42 const SvgNode& rCandidate,
43 drawinglayer::primitive2d::Primitive2DContainer& rTarget,
44 drawinglayer::primitive2d::Primitive2DContainer&& rSource);
46 public:
47 SvgTextNode(
48 SvgDocument& rDocument,
49 SvgNode* pParent);
50 virtual ~SvgTextNode() override;
52 virtual void parseAttribute(SVGToken aSVGToken, const OUString& aContent) override;
53 virtual void decomposeSvgNode(drawinglayer::primitive2d::Primitive2DContainer& rTarget, bool bReferenced) const override;
55 /// transform content, set if found in current context
56 const std::optional<basegfx::B2DHomMatrix>& getTransform() const { return mpaTransform; }
57 void setTransform(const std::optional<basegfx::B2DHomMatrix>& pMatrix) { mpaTransform = pMatrix; }
60 } // end of namespace svgio::svgreader
62 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */