svgio/inc/svgusenode.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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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/.
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   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
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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 <basegfx/matrix/b2dhommatrix.hxx>
  25 #include <memory>
  26
  27 namespace svgio::svgreader
  28     {
  29         class SvgUseNode final : public SvgNode
  30         {
  31         private:
  32             /// use styles
  33             SvgStyleAttributes          maSvgStyleAttributes;
  34
  35             /// variable scan values, dependent of given XAttributeList
  36             std::unique_ptr<basegfx::B2DHomMatrix>
  37                                         mpaTransform;
  38             SvgNumber                   maX;
  39             SvgNumber                   maY;
  40             SvgNumber                   maWidth;
  41             SvgNumber                   maHeight;
  42
  43             /// link to content. If maXLink is set, the node can be fetched
  44             // on demand
  45             OUString               maXLink;
  46             /// detect if maXLink causes a loop to ourself during decomposing
  47             mutable bool           mbDecomposingSvgNode;
  48
  49         public:
  50             SvgUseNode(
  51                 SvgDocument& rDocument,
  52                 SvgNode* pParent);
  53             virtual ~SvgUseNode() override;
  54
  55             virtual const SvgStyleAttributes* getSvgStyleAttributes() const override;
  56             virtual void parseAttribute(const OUString& rTokenName, SVGToken aSVGToken, const OUString& aContent) override;
  57             virtual void decomposeSvgNode(drawinglayer::primitive2d::Primitive2DContainer& rTarget, bool bReferenced) const override;
  58
  59             /// transform content
  60             const basegfx::B2DHomMatrix* getTransform() const { return mpaTransform.get(); }
  61             void setTransform(const basegfx::B2DHomMatrix* pMatrix) { mpaTransform.reset(); if(pMatrix) mpaTransform.reset( new basegfx::B2DHomMatrix(*pMatrix) ); }
  62
  63             /// x content
  64             const SvgNumber& getX() const { return maX; }
  65
  66             /// y content
  67             const SvgNumber& getY() const { return maY; }
  68
  69         };
  70
  71 } // end of namespace svgio::svgreader
  72
  73 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */