svgio/inc/svgtextnode.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
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  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #pragma once
  21
  22 #include "svgnode.hxx"
  23 #include "svgstyleattributes.hxx"
  24 #include "svgcharacternode.hxx"
  25 #include <basegfx/matrix/b2dhommatrix.hxx>
  26 #include <memory>
  27
  28 namespace svgio::svgreader
  29     {
  30         class SvgTextNode final : public SvgNode
  31         {
  32         private:
  33             /// use styles
  34             SvgStyleAttributes      maSvgStyleAttributes;
  35
  36             /// variable scan values, dependent of given XAttributeList
  37             std::unique_ptr<basegfx::B2DHomMatrix>
  38                                     mpaTransform;
  39             SvgTextPositions        maSvgTextPositions;
  40
  41             /// local helpers
  42             void DecomposeChild(
  43                 const SvgNode& rCandidate,
  44                 drawinglayer::primitive2d::Primitive2DContainer& rTarget,
  45                 SvgTextPosition& rSvgTextPosition) const;
  46             static void addTextPrimitives(
  47                 const SvgNode& rCandidate,
  48                 drawinglayer::primitive2d::Primitive2DContainer& rTarget,
  49                 drawinglayer::primitive2d::Primitive2DContainer const & rSource);
  50
  51         public:
  52             SvgTextNode(
  53                 SvgDocument& rDocument,
  54                 SvgNode* pParent);
  55             virtual ~SvgTextNode() override;
  56
  57             virtual const SvgStyleAttributes* getSvgStyleAttributes() const override;
  58             virtual void parseAttribute(const OUString& rTokenName, SVGToken aSVGToken, const OUString& aContent) override;
  59             virtual void decomposeSvgNode(drawinglayer::primitive2d::Primitive2DContainer& rTarget, bool bReferenced) const override;
  60
  61             virtual double getCurrentFontSize() const override;
  62
  63             /// transform content, set if found in current context
  64             const basegfx::B2DHomMatrix* getTransform() const { return mpaTransform.get(); }
  65             void setTransform(const basegfx::B2DHomMatrix* pMatrix) { mpaTransform.reset(); if(pMatrix) mpaTransform.reset( new basegfx::B2DHomMatrix(*pMatrix) ); }
  66         };
  67
  68 } // end of namespace svgio::svgreader
  69
  70 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */