bool ccHObject::fromFile(QFile& in, short dataVersion)
{
assert(in.isOpen() && (in.openMode() & QIODevice::ReadOnly));
//read 'ccObject' header
if (!ccObject::fromFile(in,dataVersion))
return false;
//read own data
if (!fromFile_MeOnly(in,dataVersion))
return false;
//(serializable) child count (dataVersion>=20)
uint32_t serializableCount = 0;
if (in.read((char*)&serializableCount,4)<0)
return ReadError();
//read serializable children (if any)
for (uint32_t i=0; i<serializableCount; ++i)
{
//read children class ID
unsigned classID=0;
if (!ReadClassIDFromFile(classID, in, dataVersion))
return false;
//create corresponding child object
ccHObject* child = New(classID);
assert(child && child->isSerializable());
if (child)
{
if (child->fromFile(in,dataVersion))
{
addChild(child,child->getFlagState(CC_FATHER_DEPENDANT));
}
else
{
delete child;
return false;
}
}
else
{
return CorruptError();
}
}
//write current selection behavior (dataVersion>=23)
if (dataVersion>=23)
{
if (in.read((char*)&m_selectionBehavior,sizeof(SelectionBehavior))<0)
return ReadError();
}
else
{
m_selectionBehavior = SELECTION_AA_BBOX;
}
return true;
}
bool ccHObject::fromFileNoChildren(QFile& in, short dataVersion, int flags)
{
assert(in.isOpen() && (in.openMode() & QIODevice::ReadOnly));
//read 'ccObject' header
if (!ccObject::fromFile(in, dataVersion, flags))
return false;
//read own data
return fromFile_MeOnly(in, dataVersion, flags);
}
bool ccHObject::fromFile(QFile& in, short dataVersion, int flags, bool omitChildren)
{
assert(in.isOpen() && (in.openMode() & QIODevice::ReadOnly));
//read 'ccObject' header
if (!ccObject::fromFile(in, dataVersion, flags))
return false;
//read own data
if (!fromFile_MeOnly(in, dataVersion, flags))
return false;
if (omitChildren)
return true;
//(serializable) child count (dataVersion>=20)
uint32_t serializableCount = 0;
if (in.read((char*)&serializableCount,4) < 0)
return ReadError();
//read serializable children (if any)
for (uint32_t i=0; i<serializableCount; ++i)
{
//read children class ID
CC_CLASS_ENUM classID = ReadClassIDFromFile(in, dataVersion);
if (classID == CC_TYPES::OBJECT)
return false;
//create corresponding child object
ccHObject* child = New(classID);
//specifc case of custom objects (defined by plugins)
if (classID == CC_TYPES::CUSTOM_H_OBJECT)
{
//store current position
size_t originalFilePos = in.pos();
//we need to load the custom object as plain ccCustomHobject
child->fromFile(in, dataVersion, flags, true);
//go back to original position
in.seek(originalFilePos);
//get custom object name and plugin name
QString childName = child->getName();
QString classId = child->getMetaData(ccCustomHObject::DefautMetaDataClassName()).toString();
QString pluginId = child->getMetaData(ccCustomHObject::DefautMetaDataPluginName()).toString();
//dont' need this instance anymore
delete child;
child = 0;
// try to get a new object from external factories
ccHObject* newChild = ccHObject::New(pluginId, classId);
if (newChild) // found a plugin that can deserialize it
{
child = newChild;
}
else
{
ccLog::Warning(QString("[ccHObject::fromFile] Couldn't found any plugin able to deserialize custom object '%1' (class_ID = %2 / plugin_ID = %3").arg(childName).arg(classID).arg(pluginId));
return false; // FIXME: for now simply return false. We may want to skip it but I'm not sure if there is a simple way of doing that
}
}
assert(child && child->isSerializable());
if (child)
{
if (child->fromFile(in, dataVersion, flags))
{
//FIXME
//addChild(child,child->getFlagState(CC_FATHER_DEPENDENT));
addChild(child);
}
else
{
delete child;
return false;
}
}
else
{
return CorruptError();
}
}
//write current selection behavior (dataVersion>=23)
if (dataVersion >= 23)
{
if (in.read((char*)&m_selectionBehavior,sizeof(SelectionBehavior)) < 0)
return ReadError();
}
else
{
m_selectionBehavior = SELECTION_AA_BBOX;
}
return true;
}
