bool ReparentBrushesCommand::performUndo() {
Model::EntityList entities;
if (!m_newParent.worldspawn())
entities.push_back(&m_newParent);
Model::BrushList::const_iterator it, end;
for (it = m_brushes.begin(), end = m_brushes.end(); it != end; ++it) {
Model::Brush* brush = *it;
Model::Entity* oldParent = m_oldParents[brush];
if (oldParent != NULL &&
!oldParent->worldspawn() &&
std::find(entities.begin(), entities.end(), oldParent) == entities.end())
entities.push_back(oldParent);
}
document().entitiesWillChange(entities);
for (it = m_brushes.begin(), end = m_brushes.end(); it != end; ++it) {
Model::Brush& brush = **it;
Model::Entity* oldParent = m_oldParents[&brush];
m_newParent.removeBrush(brush);
if (oldParent != NULL)
oldParent->addBrush(brush);
}
document().entitiesDidChange(entities);
return true;
}
Model::Entity* MapParser::parseEntity(const BBox& worldBounds, Utility::ProgressIndicator* indicator) {
Token token = m_tokenizer.nextToken();
if (token.type() == TokenType::Eof)
return NULL;
expect(TokenType::OBrace | TokenType::CBrace, token);
if (token.type() == TokenType::CBrace)
return NULL;
Model::Entity* entity = new Model::Entity(worldBounds);
size_t firstLine = token.line();
while ((token = m_tokenizer.nextToken()).type() != TokenType::Eof) {
switch (token.type()) {
case TokenType::String: {
String key = token.data();
expect(TokenType::String, token = m_tokenizer.nextToken());
String value = token.data();
entity->setProperty(key, value);
break;
}
case TokenType::OBrace: {
m_tokenizer.pushToken(token);
bool moreBrushes = true;
while (moreBrushes) {
Model::Brush* brush = parseBrush(worldBounds, indicator);
if (brush != NULL)
entity->addBrush(*brush);
expect(TokenType::OBrace | TokenType::CBrace, token = m_tokenizer.nextToken());
moreBrushes = (token.type() == TokenType::OBrace);
m_tokenizer.pushToken(token);
}
break;
}
case TokenType::CBrace: {
if (indicator != NULL)
indicator->update(static_cast<int>(token.position()));
entity->setFilePosition(firstLine, token.line() - firstLine);
return entity;
}
default:
delete entity;
throw MapParserException(token, TokenType::String | TokenType::OBrace | TokenType::CBrace);
}
}
return entity;
}