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Engine directory for ticket #1
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DavidWyand-GG
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477
Engine/lib/collada/src/dae/daeMetaElement.cpp
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477
Engine/lib/collada/src/dae/daeMetaElement.cpp
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/*
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* Copyright 2006 Sony Computer Entertainment Inc.
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*
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* Licensed under the SCEA Shared Source License, Version 1.0 (the "License"); you may not use this
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* file except in compliance with the License. You may obtain a copy of the License at:
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* http://research.scea.com/scea_shared_source_license.html
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the License
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* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied. See the License for the specific language governing permissions and limitations under the
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* License.
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*/
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#include <dae.h>
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#include <dae/daeMetaElement.h>
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#include <dae/daeElement.h>
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#include <dae/daeDocument.h>
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#include <dae/domAny.h>
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#include <dae/daeMetaCMPolicy.h>
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#include <dae/daeMetaElementAttribute.h>
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daeElementRef
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daeMetaElement::create()
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{
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daeElementRef ret = (*_createFunc)(dae);
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ret->setup(this);
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return ret;
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}
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daeElementRef
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daeMetaElement::create(daeString s)
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{
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daeMetaElement* me = NULL;
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if ( strcmp( s, _name ) == 0 ) {
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//looking for this meta
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me = this;
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}
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else if ( _contentModel != NULL ) {
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me = _contentModel->findChild(s);
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}
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if (me != NULL) {
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daeElementRef ret = me->create();
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if ( strcmp(s, me->getName() ) != 0 ) {
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ret->setElementName(s);
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}
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return ret;
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}
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if ( getAllowsAny() ) {
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daeElementRef ret = domAny::registerElement(dae)->create();
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ret->setElementName(s);
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return ret;
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}
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return NULL;
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}
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daeMetaElement::daeMetaElement(DAE& dae) : dae(dae)
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{
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_name = "noname";
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_createFunc = NULL;
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_elementSize = sizeof(daeElement);
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_metaValue = NULL;
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_metaContents = NULL;
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_metaContentsOrder = NULL; // sthomas
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_metaID = NULL;
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_isTrackableForQueries = true;
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_usesStringContents = false;
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_isTransparent = false;
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_isAbstract = false;
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_allowsAny = false;
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_innerClass = false;
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_contentModel = NULL;
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_metaCMData = NULL;
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_numMetaChoices = 0;
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}
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daeMetaElement::~daeMetaElement()
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{
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delete _metaContents;
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delete _contentModel;
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delete _metaContentsOrder;
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delete _metaCMData;
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}
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DAE* daeMetaElement::getDAE() {
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return &dae;
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}
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void daeMetaElement::setCMRoot( daeMetaCMPolicy *cm )
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{
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if (_contentModel)
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delete _contentModel;
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_contentModel = cm;
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}
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void
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daeMetaElement::addContents(daeInt offset)
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{
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daeMetaElementArrayAttribute* meaa = new daeMetaElementArrayAttribute( this, NULL, 0, 1, -1 );
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meaa->setType(dae.getAtomicTypes().get("element"));
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meaa->setName("contents");
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meaa->setOffset(offset);
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meaa->setContainer( this);
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_metaContents = meaa;
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}
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void
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daeMetaElement::addContentsOrder(daeInt offset)
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{
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daeMetaArrayAttribute* meaa = new daeMetaArrayAttribute();
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meaa->setType(dae.getAtomicTypes().get("uint"));
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meaa->setName("contentsOrder");
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meaa->setOffset(offset);
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meaa->setContainer( this);
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if (_metaContentsOrder)
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delete _metaContentsOrder;
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_metaContentsOrder = meaa;
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}
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void daeMetaElement::addCMDataArray(daeInt offset, daeUInt numChoices)
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{
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daeMetaArrayAttribute* meaa = new daeMetaArrayAttribute();
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meaa->setType(dae.getAtomicTypes().get("int"));
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meaa->setName("CMData");
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meaa->setOffset(offset);
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meaa->setContainer( this);
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if (_metaCMData)
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delete _metaCMData;
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_metaCMData = meaa;
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_numMetaChoices = numChoices;
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}
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/*void
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daeMetaElement::appendArrayElement(daeMetaElement* element, daeInt offset, daeString name)
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{
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daeMetaElementArrayAttribute* meaa = new daeMetaElementArrayAttribute;
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meaa->setType(daeAtomicType::get("element"));
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if ( name ) {
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meaa->setName(name);
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}
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else {
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meaa->setName(element->getName());
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}
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meaa->setOffset(offset);
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meaa->setContainer(this);
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meaa->setElementType( element);
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_metaElements.append(meaa);
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}
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void
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daeMetaElement::appendElement(daeMetaElement* element, daeInt offset, daeString name)
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{
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daeMetaElementAttribute* meaa = new daeMetaElementAttribute;
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meaa->setType(daeAtomicType::get("element"));
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if ( name ) {
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meaa->setName(name);
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}
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else {
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meaa->setName(element->getName());
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}
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meaa->setOffset( offset);
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meaa->setContainer( this );
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meaa->setElementType( element );
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_metaElements.append(meaa);
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}*/
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void
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daeMetaElement::appendAttribute(daeMetaAttribute* attr)
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{
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if (attr == NULL)
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return;
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if (strcmp(attr->getName(),"_value") == 0) {
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_metaValue = attr;
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}
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else
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_metaAttributes.append(attr);
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if ((attr->getName() != NULL) &&
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(strcmp(attr->getName(),"id") == 0)) {
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_metaID = attr;
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_isTrackableForQueries = true;
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}
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}
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void
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daeMetaElement::validate()
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{
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if (_elementSize == 0)
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{
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daeInt place=0;
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unsigned int i;
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for(i=0;i<_metaAttributes.getCount();i++) {
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place += _metaAttributes[i]->getSize();
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int align = _metaAttributes[i]->getAlignment();
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place += align;
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place &= (~(align-1));
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}
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_elementSize = place;
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}
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}
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daeMetaAttribute*
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daeMetaElement::getMetaAttribute(daeString s)
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{
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int cnt = (int)_metaAttributes.getCount();
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int i;
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for(i=0;i<cnt;i++)
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if (strcmp(_metaAttributes[i]->getName(),s) == 0)
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return _metaAttributes[i];
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return NULL;
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}
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// void daeMetaElement::releaseMetas()
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// {
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// _metas().clear();
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// size_t count = _classMetaPointers().getCount();
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// for ( size_t i = 0; i < count; i++ )
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// {
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// *(_classMetaPointers()[i]) = NULL;
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// }
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// _classMetaPointers().clear();
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// if (mera)
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// {
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// delete mera;
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// mera = NULL;
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// }
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// if (mes)
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// {
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// delete mes;
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// mes = NULL;
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// }
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// }
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daeBool daeMetaElement::place(daeElement *parent, daeElement *child, daeUInt *ordinal )
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{
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if (child->getMeta()->getIsAbstract() || parent->getMeta() != this ) {
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return false;
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}
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daeUInt ord;
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daeElement *retVal = _contentModel->placeElement( parent, child, ord );
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if ( retVal != NULL ) {
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//update document pointer
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child->setDocument( parent->getDocument() );
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retVal->setDocument( parent->getDocument() );
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//add to _contents array
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if (_metaContents != NULL) {
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daeElementRefArray* contents =
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(daeElementRefArray*)_metaContents->getWritableMemory(parent);
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daeUIntArray* contentsOrder =
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(daeUIntArray*)_metaContentsOrder->getWritableMemory(parent);
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daeBool needsAppend = true;
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size_t cnt = contentsOrder->getCount();
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for ( size_t x = 0; x < cnt; x++ ) {
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if ( contentsOrder->get(x) > ord ) {
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contents->insertAt( x, retVal );
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contentsOrder->insertAt( x, ord );
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needsAppend = false;
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break;
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}
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}
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if ( needsAppend ) {
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contents->append(retVal);
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contentsOrder->append( ord );
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}
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}
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if ( ordinal != NULL ) {
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*ordinal = ord;
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}
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}
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return retVal!=NULL;
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}
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daeBool daeMetaElement::placeAt( daeInt index, daeElement *parent, daeElement *child )
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{
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if (child->getMeta()->getIsAbstract() || parent->getMeta() != this || index < 0 ) {
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return false;
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}
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daeUInt ord;
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daeElement *retVal = _contentModel->placeElement( parent, child, ord );
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if ( retVal != NULL ) {
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//add to _contents array
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if (_metaContents != NULL) {
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daeElementRefArray* contents =
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(daeElementRefArray*)_metaContents->getWritableMemory(parent);
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daeUIntArray* contentsOrder =
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(daeUIntArray*)_metaContentsOrder->getWritableMemory(parent);
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daeBool validLoc;
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if ( index > 0 ) {
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validLoc = contentsOrder->get(index) >= ord && contentsOrder->get(index) <= ord;
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}
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else {
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if ( contentsOrder->getCount() == 0 ) {
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validLoc = true;
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}
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else {
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validLoc = contentsOrder->get(index) >= ord;
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}
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}
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if ( validLoc ) {
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contents->insertAt( index, retVal );
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contentsOrder->insertAt( index, ord );
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}
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else {
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_contentModel->removeElement( parent, retVal );
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retVal = NULL;
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}
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}
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}
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if ( retVal != NULL ) {
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//update document pointer
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child->setDocument( parent->getDocument() );
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retVal->setDocument( parent->getDocument() );
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}
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return retVal!=NULL;
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}
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daeBool daeMetaElement::placeBefore( daeElement *marker, daeElement *parent, daeElement *child, daeUInt *ordinal )
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{
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if (child->getMeta()->getIsAbstract() || parent->getMeta() != this ) {
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return false;
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}
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daeUInt ord;
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daeElement *retVal = _contentModel->placeElement( parent, child, ord, 0, marker, NULL );
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if ( retVal != NULL ) {
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//add to _contents array
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if (_metaContents != NULL) {
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daeElementRefArray* contents =
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(daeElementRefArray*)_metaContents->getWritableMemory(parent);
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daeUIntArray* contentsOrder =
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(daeUIntArray*)_metaContentsOrder->getWritableMemory(parent);
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size_t index(0);
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daeBool validLoc = false;
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if ( contents->find( marker, index ) == DAE_OK ) {
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if ( index > 0 ) {
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daeUInt gt = contentsOrder->get(index-1);
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daeUInt lt = contentsOrder->get(index);
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validLoc = gt <= ord && lt >= ord;
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}
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else {
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validLoc = contentsOrder->get(index) >= ord;
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}
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}
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if ( validLoc ) {
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contents->insertAt( index, retVal );
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contentsOrder->insertAt( index, ord );
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if ( ordinal != NULL ) {
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*ordinal = ord;
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}
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}
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else {
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_contentModel->removeElement( parent, retVal );
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retVal = NULL;
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}
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}
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}
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if ( retVal != NULL ) {
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//update document pointer
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child->setDocument( parent->getDocument() );
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retVal->setDocument( parent->getDocument() );
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}
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return retVal!=NULL;
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}
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daeBool daeMetaElement::placeAfter( daeElement *marker, daeElement *parent, daeElement *child, daeUInt *ordinal )
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{
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if (child->getMeta()->getIsAbstract() || parent->getMeta() != this ) {
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return false;
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}
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daeUInt ord;
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daeElement *retVal = _contentModel->placeElement( parent, child, ord, 0, NULL, marker );
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if ( retVal != NULL ) {
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//add to _contents array
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if (_metaContents != NULL) {
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daeElementRefArray* contents =
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(daeElementRefArray*)_metaContents->getWritableMemory(parent);
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daeUIntArray* contentsOrder =
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(daeUIntArray*)_metaContentsOrder->getWritableMemory(parent);
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size_t index(0);
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daeBool validLoc = false;
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if ( contents->find( marker, index ) == DAE_OK ) {
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if ( index < contentsOrder->getCount()-1 ) {
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validLoc = contentsOrder->get(index) <= ord && contentsOrder->get(index+1) >= ord;
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}
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else {
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validLoc = contentsOrder->get(index) <= ord;
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}
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}
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if ( validLoc ) {
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contents->insertAt( index+1, retVal );
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contentsOrder->insertAt( index+1, ord );
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if ( ordinal != NULL ) {
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*ordinal = ord;
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}
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}
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else {
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_contentModel->removeElement( parent, retVal );
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retVal = NULL;
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}
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}
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}
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if ( retVal != NULL ) {
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//update document pointer
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child->setDocument( parent->getDocument() );
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retVal->setDocument( parent->getDocument() );
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}
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return retVal!=NULL;
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}
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daeBool daeMetaElement::remove(daeElement *parent, daeElement *child)
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{
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if ( parent->getMeta() != this ) {
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return false;
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}
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//prevent child from being deleted
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daeElementRef el( child );
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if ( _contentModel->removeElement( parent, child ) ) {
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if ( _metaContents != NULL)
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{
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daeElementRefArray* contents = (daeElementRefArray*)_metaContents->getWritableMemory(parent);
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daeUIntArray* contentsOrder = (daeUIntArray*)_metaContentsOrder->getWritableMemory(parent);
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size_t idx(0);
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if ( contents->remove(child, &idx) == DAE_OK ) {
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contentsOrder->removeIndex( idx );
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}
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}
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if ( child->getDocument() ) {
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child->getDocument()->removeElement( child );
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}
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// Clear the child's parent pointer
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child->setParentElement( NULL );
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return true;
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}
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return false;
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}
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void daeMetaElement::getChildren( daeElement* parent, daeElementRefArray &array )
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{
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if ( parent->getMeta() != this ) {
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return;
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}
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if ( _metaContents != NULL ) {
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daeElementRefArray* contents = (daeElementRefArray*)_metaContents->getWritableMemory(parent);
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for ( size_t x = 0; x < contents->getCount(); x++ ) {
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array.append( contents->get(x) );
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}
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}
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else if ( _contentModel != NULL ) {
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_contentModel->getChildren( parent, array );
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}
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}
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// daeMetaElementRefArray &daeMetaElement::_metas()
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// {
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// if (!mera)
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// {
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// mera = new daeMetaElementRefArray();
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// }
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// return *mera;
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// }
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// daeTArray< daeMetaElement** > &daeMetaElement::_classMetaPointers()
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// {
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// if (!mes)
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// {
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// mes = new daeTArray< daeMetaElement** >();
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// }
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// return *mes;
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// }
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