93 lines
3.2 KiB
C++
93 lines
3.2 KiB
C++
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/*
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* Portable Agile C++ Classes (PACC)
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* Copyright (C) 2001-2003 by Marc Parizeau
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* http://manitou.gel.ulaval.ca/~parizeau/PACC
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Contact:
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* Laboratoire de Vision et Systemes Numeriques
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* Departement de genie electrique et de genie informatique
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* Universite Laval, Quebec, Canada, G1K 7P4
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* http://vision.gel.ulaval.ca
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*
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*/
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/*!
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* \file PACC/SVG/Group.hpp
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* \brief Class definition for the SVG primitive group.
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* \author Marc Parizeau and Michel Fortin, Laboratoire de vision et systèmes numériques, Université Laval
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* $Revision: 1.5.2.1 $
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* $Date: 2007/09/10 18:24:08 $
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*/
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#ifndef PACC_SVG_Group_hpp_
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#define PACC_SVG_Group_hpp_
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#include "SVG/Primitives.hpp"
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#include "XML/Iterator.hpp"
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#include "Socket/Address.hpp"
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#include "Socket/Cafe.hpp"
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namespace PACC {
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namespace SVG {
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using namespace std;
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/*!\brief Basic graphic primitive container.
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* \ingroup SVG
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*
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* A group holds an ordered list of graphic primitives with default
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* style and transform. The group style and transform applies to all embedded
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* elements that do not define their own. Groups can also be nested.
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*/
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class Group : public Primitive {
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public:
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//! Make group with style \c inStyle.
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explicit Group(const Style &inStyle = Style()) : Primitive("g", inStyle) {}
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/*!\brief Add primitive \c inPrimitive to this group.
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If primitive \c inPrimitive defines an \c id attribute, then it will replace the first primitive in this group with matching id. Otherwise, a new primitive is added at the end of the group.
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*/
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Group& operator<<(const Primitive& inPrimitive) {
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if(inPrimitive.isDefined("id")) {
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// search for first instance of same id
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XML::Iterator lPos = getFirstChild();
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while(lPos && lPos->getAttribute("id") != inPrimitive.getAttribute("id")) ++lPos;
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if(lPos) *lPos = inPrimitive;
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else insertAsLastChild(new Node(inPrimitive));
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} else insertAsLastChild(new Node(inPrimitive));
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return *this;
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}
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//! Return the number of primitives in this group.
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unsigned count() const {return getChildCount();}
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//! Remove all primitives in this group.
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void clear() {eraseChildren();}
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protected:
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//! Make group from name \c inName and attribute list \c inAttributes.
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Group(const string& inName, const XML::AttributeList& inAttributes = XML::AttributeList()): Primitive(inName, inAttributes) {}
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};
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} // end of namespace SVG
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} // end of namespace PACC
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#endif //PACC_SVG_Group_hpp_
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