/************************************************************************* ** XMLDocument.cpp ** ** ** ** This file is part of dvisvgm -- the DVI to SVG converter ** ** Copyright (C) 2005-2015 Martin Gieseking ** ** ** ** This program is free software; you can redistribute it and/or ** ** modify it under the terms of the GNU General Public License as ** ** published by the Free Software Foundation; either version 3 of ** ** the License, or (at your option) any later version. ** ** ** ** This program is distributed in the hope that it will be useful, but ** ** WITHOUT ANY WARRANTY; without even the implied warranty of ** ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ** ** GNU General Public License for more details. ** ** ** ** You should have received a copy of the GNU General Public License ** ** along with this program; if not, see . ** *************************************************************************/ #include #include "macros.h" #include "XMLDocument.h" using namespace std; XMLDocument::XMLDocument (XMLElementNode *root) : _rootElement(root) { } XMLDocument::~XMLDocument () { clear(); } void XMLDocument::clear () { delete _rootElement; _rootElement = 0; FORALL(_nodes, list::iterator, i) delete *i; _nodes.clear(); } void XMLDocument::append (XMLNode *node) { if (!node) return; XMLElementNode *newRoot = dynamic_cast(node); if (newRoot) { // there can only be one root element node in the document delete _rootElement; // so if there is already one... _rootElement = newRoot; // ...we replace it } else _nodes.push_back(node); } void XMLDocument::setRootNode (XMLElementNode *root) { delete _rootElement; _rootElement = root; } ostream& XMLDocument::write (ostream &os) const { if (_rootElement) { // no root element => no output os << "\n"; FORALL(_nodes, list::const_iterator, i) (*i)->write(os); _rootElement->write(os); } return os; }