void Xml::insertTopLevelNodeBefore(const Xml::node_iterator& beforeThis,
Xml::Node insertThis) {
const char* method = "Xml::insertTopLevelNodeBefore()";
// Check that the supplied Node is OK.
SimTK_ERRCHK_ALWAYS(insertThis.isValid(), method,
"The supplied Node handle was empty.");
SimTK_ERRCHK_ALWAYS(insertThis.isOrphan(), method,
"The Node was not an orphan so can't be inserted.");
SimTK_ERRCHK1_ALWAYS(Comment::isA(insertThis) || Unknown::isA(insertThis),
method, "The Node had NodeType %s, but only Comment and Unknown nodes"
" can be inserted at the topmost document level.",
insertThis.getNodeTypeAsString().c_str());
// If no iterator, add the Node to the end and we're done.
if (beforeThis == node_end()) {
updImpl().m_tixml.LinkEndChild(insertThis.updTiNodePtr());
return;
}
// There is an iterator, make sure it's a top-level one.
SimTK_ERRCHK_ALWAYS(beforeThis->isTopLevelNode(), method,
"The node_iterator did not refer to a top-level Node.");
updImpl().m_tixml.LinkBeforeChild(beforeThis->updTiNodePtr(),
insertThis.updTiNodePtr());
}
void Xml::Element::eraseNode(const Xml::node_iterator& deleteThis) {
const char* method = "Xml::Element::eraseNode()";
// Check that the supplied iterator points to something.
SimTK_ERRCHK_ALWAYS(deleteThis != node_end(), method,
"The node_iterator is at node_end() so doesn't refer to a Node.");
// There is an iterator, make sure it points to a child of this element.
SimTK_ERRCHK_ALWAYS(deleteThis->hasParentElement()
&& deleteThis->getParentElement()==*this, method,
"The node_iterator did not refer to a child of this Element.");
updTiElement().RemoveChild(deleteThis->updTiNodePtr());
}
Xml::Node Xml::Element::removeNode(const Xml::node_iterator& removeThis) {
const char* method = "Xml::Element::removeNode()";
// Check that the supplied iterator points to something.
SimTK_ERRCHK_ALWAYS(removeThis != node_end(), method,
"The node_iterator is at node_end() so doesn't refer to a Node.");
// There is an iterator, make sure it points to a child of this element.
SimTK_ERRCHK_ALWAYS(removeThis->hasParentElement()
&& removeThis->getParentElement()==*this, method,
"The node_iterator did not refer to a child of this Element.");
TiXmlNode* p = updTiElement().DisconnectChild(removeThis->updTiNodePtr());
return Xml::Node(p);
}
void Xml::eraseTopLevelNode(const Xml::node_iterator& deleteThis) {
const char* method = "Xml::eraseTopLevelNode()";
// Check that the supplied iterator points to something.
SimTK_ERRCHK_ALWAYS(deleteThis != node_end(), method,
"The node_iterator is at node_end() so doesn't refer to a Node.");
// There is an iterator, make sure it's a top-level one.
SimTK_ERRCHK_ALWAYS(deleteThis->isTopLevelNode(), method,
"The node_iterator did not refer to a top-level Node.");
SimTK_ERRCHK1_ALWAYS(Comment::isA(*deleteThis) || Unknown::isA(*deleteThis),
method, "The Node had NodeType %s, but only Comment and Unknown nodes"
" can be erased at the topmost document level.",
deleteThis->getNodeTypeAsString().c_str());
updImpl().m_tixml.RemoveChild(deleteThis->updTiNodePtr());
}
static void showElement(Xml::Element elt, const String& indent="") {
cout << indent << "ELEMENT WITH TAG '" << elt.getElementTag() << "':\n";
// Show attributes
Xml::attribute_iterator ap = elt.attribute_begin();
for (; ap != elt.attribute_end(); ++ap)
cout << indent << " ATTR '" << ap->getName() << "'='"
<< ap->getValue() << "'\n";
// Show all contents
Xml::node_iterator p = elt.node_begin();
for (; p != elt.node_end(); ++p) {
cout << indent << p->getNodeTypeAsString() << endl;
if (p->getNodeType() == Xml::ElementNode)
showElement(Xml::Element::getAs(*p), indent + " ");
}
cout << indent << "END OF ELEMENT.\n";
}
void testXmlFromString() {
Xml::Document fromString;
fromString.readFromString(xmlJustAComment);
cout << "Just a comment: '" << fromString << "'\n";
fromString.readFromString(xmlPlainTextFile);
cout << "Plain text file: '" << fromString << "'\n";
// Note that the "condense white space" setting is global, not
// document-specific.
Xml::Document preserveWhite;
Xml::Document::setXmlCondenseWhiteSpace(false);
SimTK_TEST(!Xml::Document::isXmlWhiteSpaceCondensed());
preserveWhite.readFromString(xmlPlainTextFile);
cout << "Plain text file with white space preserved (raw): "
<< preserveWhite.getRootElement().getValue() << "\n";
cout << "... (formatted with condense=false): "
<< preserveWhite << "\n";
Xml::Document::setXmlCondenseWhiteSpace(true);
cout << "... (formatted with condense=true): "
<< preserveWhite << "\n";
SimTK_TEST_MUST_THROW(fromString.readFromString(xmlEmpty));
SimTK_TEST_MUST_THROW(fromString.readFromString(xmlUnclosedComment));
fromString.readFromString(String(xmlPainting));
cout << "Painting: '" << fromString << "'\n";
cout << "Doc type is: " << fromString.getRootTag() << endl;
cout << " version: " << fromString.getXmlVersion() << endl;
cout << " encoding: " << fromString.getXmlEncoding() << endl;
cout << " standalone: "
<< String(fromString.getXmlIsStandalone() ? "yes" : "no") << endl;
cout << "All nodes in doc:\n";
Xml::node_iterator np = fromString.node_begin();
for (; np != fromString.node_end(); ++np)
cout << " " << np->getNodeTypeAsString() << endl;
Xml::Element root = fromString.getRootElement();
cout << "hasNode()=" << root.hasNode() << endl;
cout << "hasNode(Comment)=" << root.hasNode(Xml::CommentNode) << endl;
cout << "hasNode(Unknown)=" << root.hasNode(Xml::UnknownNode) << endl;
showElement(root);
Xml::node_iterator p = root.node_begin(Xml::NoJunkNodes);
for (; p != root.node_end(); ++p)
cout << p->getNodeTypeAsString() << endl;
cout << "Caption elements:\n";
Xml::element_iterator ep(root.element_begin("caption"));
for (; ep != root.element_end(); ++ep)
cout << ep->getNodeTypeAsString() << ": <" << ep->getElementTag()
<< ">" << endl;
cout << "All elements:\n";
Array_<Xml::Element> all = root.getAllElements();
for (unsigned i=0; i < all.size(); ++i)
cout << "<" << all[i].getElementTag() << ">" << endl;
Array_<Xml::Node> allNodes(root.node_begin(Xml::NoJunkNodes),
root.node_end());
for (unsigned i=0; i < allNodes.size(); ++i)
cout << "Node " << allNodes[i].getNodeTypeAsString() << endl;
String prettyString, compactString;
fromString.writeToString(prettyString);
cout << "String pretty: " << prettyString.size()
<< "\n'" << prettyString << "'\n";
fromString.writeToString(compactString, true); // compact
cout << "String compact: " << compactString.size()
<< "\n'" << compactString << "'\n";
SimTK_TEST(compactString.size() < prettyString.size());
cout << "painting.allNode=" << root.getRequiredElement("painting")
.getAllNodes() << endl;
cout << "painting.img.allAttr=" <<
root.getRequiredElement("painting").getRequiredElement("img")
.getAllAttributes() << endl;
//fromString.writeToFile("TestXml.xml");
//Xml ex("TestXml.xml");
//cout << "Document tag: " << ex.getDocumentTag() << endl;
//for (Xml::nodu;e_iterator xp=ex.node_begin(); xp != ex.node_end(); ++xp)
// cout << "Node type: " << xp->getNodeTypeAsString() << endl;
//PolygonalMesh mesh;
//mesh.loadVtpFile("arm_r_humerus.vtp");
//cout << "num vertices=" << mesh.getNumVertices() << " faces="
// << mesh.getNumFaces() << endl;
}
