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/// \file X3DImporter_Metadata.cpp
/// \brief Parsing data from nodes of "Metadata" set of X3D.
/// \date 2015-2016
/// \author smal.root@gmail.com
#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
#include "X3DImporter.hpp"
#include "X3DImporter_Macro.hpp"
#include "X3DXmlHelper.h"
namespace Assimp {
bool X3DImporter::checkForMetadataNode(XmlNode &node) {
const std::string &name = node.name();
if (name == "MetadataBoolean") {
readMetadataBoolean(node);
} else if (name == "MetadataDouble") {
readMetadataDouble(node);
} else if (name == "MetadataFloat") {
readMetadataFloat(node);
} else if (name == "MetadataInteger") {
readMetadataInteger(node);
} else if (name == "MetadataSet") {
readMetadataSet(node);
} else if (name == "MetadataString") {
readMetadataString(node);
} else
return false;
return true;
}
void X3DImporter::childrenReadMetadata(XmlNode &node, X3DNodeElementBase *pParentElement, const std::string &pNodeName) {
ParseHelper_Node_Enter(pParentElement);
for (auto childNode : node.children()) {
if (!checkForMetadataNode(childNode)) skipUnsupportedNode(pNodeName, childNode);
}
ParseHelper_Node_Exit();
}
/// \def MACRO_METADATA_FINDCREATE(pDEF_Var, pUSE_Var, pReference, pValue, pNE, pMetaName)
/// Find element by "USE" or create new one.
/// \param [in] pNode - pugi xml node to read.
/// \param [in] pDEF_Var - variable name with "DEF" value.
/// \param [in] pUSE_Var - variable name with "USE" value.
/// \param [in] pReference - variable name with "reference" value.
/// \param [in] pValue - variable name with "value" value.
/// \param [in, out] pNE - pointer to node element.
/// \param [in] pMetaClass - Class of node.
/// \param [in] pMetaName - Name of node.
/// \param [in] pType - type of element to find.
#define MACRO_METADATA_FINDCREATE(pNode, pDEF_Var, pUSE_Var, pReference, pValue, pNE, pMetaClass, pMetaName, pType) \
/* if "USE" defined then find already defined element. */ \
if (!pUSE_Var.empty()) { \
MACRO_USE_CHECKANDAPPLY(pNode, pDEF_Var, pUSE_Var, pType, pNE); \
} else { \
pNE = new pMetaClass(mNodeElementCur); \
if (!pDEF_Var.empty()) pNE->ID = pDEF_Var; \
\
((pMetaClass *)pNE)->Reference = pReference; \
((pMetaClass *)pNE)->Value = pValue; \
/* also metadata node can contain childs */ \
if (!isNodeEmpty(pNode)) \
childrenReadMetadata(pNode, pNE, pMetaName); /* in that case node element will be added to child elements list of current node. */ \
else \
mNodeElementCur->Children.push_back(pNE); /* else - add element to child list manually */ \
\
NodeElement_List.push_back(pNE); /* add new element to elements list. */ \
} /* if(!pUSE_Var.empty()) else */ \
\
do { \
} while (false)
//
void X3DImporter::readMetadataBoolean(XmlNode &node) {
std::string def, use;
std::string name, reference;
std::vector value;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "name", name);
XmlParser::getStdStrAttribute(node, "reference", reference);
X3DXmlHelper::getBooleanArrayAttribute(node, "value", value);
MACRO_METADATA_FINDCREATE(node, def, use, reference, value, ne, X3DNodeElementMetaBoolean, "MetadataBoolean", ENET_MetaBoolean);
}
//
void X3DImporter::readMetadataDouble(XmlNode &node) {
std::string def, use;
std::string name, reference;
std::vector value;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "name", name);
XmlParser::getStdStrAttribute(node, "reference", reference);
X3DXmlHelper::getDoubleArrayAttribute(node, "value", value);
MACRO_METADATA_FINDCREATE(node, def, use, reference, value, ne, X3DNodeElementMetaDouble, "MetadataDouble", ENET_MetaDouble);
}
//
void X3DImporter::readMetadataFloat(XmlNode &node) {
std::string def, use;
std::string name, reference;
std::vector value;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "name", name);
XmlParser::getStdStrAttribute(node, "reference", reference);
X3DXmlHelper::getFloatArrayAttribute(node, "value", value);
MACRO_METADATA_FINDCREATE(node, def, use, reference, value, ne, X3DNodeElementMetaFloat, "MetadataFloat", ENET_MetaFloat);
}
//
void X3DImporter::readMetadataInteger(XmlNode &node) {
std::string def, use;
std::string name, reference;
std::vector value;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "name", name);
XmlParser::getStdStrAttribute(node, "reference", reference);
X3DXmlHelper::getInt32ArrayAttribute(node, "value", value);
MACRO_METADATA_FINDCREATE(node, def, use, reference, value, ne, X3DNodeElementMetaInt, "MetadataInteger", ENET_MetaInteger);
}
//
void X3DImporter::readMetadataSet(XmlNode &node) {
std::string def, use;
std::string name, reference;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "name", name);
XmlParser::getStdStrAttribute(node, "reference", reference);
// if "USE" defined then find already defined element.
if (!use.empty()) {
MACRO_USE_CHECKANDAPPLY(node, def, use, ENET_MetaSet, ne);
} else {
ne = new X3DNodeElementMetaSet(mNodeElementCur);
if (!def.empty()) ne->ID = def;
((X3DNodeElementMetaSet *)ne)->Reference = reference;
// also metadata node can contain childs
if (!isNodeEmpty(node))
childrenReadMetadata(node, ne, "MetadataSet");
else
mNodeElementCur->Children.push_back(ne); // made object as child to current element
NodeElement_List.push_back(ne); // add new element to elements list.
} // if(!use.empty()) else
}
//
void X3DImporter::readMetadataString(XmlNode &node) {
std::string def, use;
std::string name, reference;
std::vector value;
X3DNodeElementBase *ne(nullptr);
MACRO_ATTRREAD_CHECKUSEDEF_RET(node, def, use);
XmlParser::getStdStrAttribute(node, "name", name);
XmlParser::getStdStrAttribute(node, "reference", reference);
X3DXmlHelper::getStringArrayAttribute(node, "value", value);
MACRO_METADATA_FINDCREATE(node, def, use, reference, value, ne, X3DNodeElementMetaString, "MetadataString", ENET_MetaString);
}
}// namespace Assimp
#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER