void Entity::AddComponent(component_id_t id, const ComponentPtr &component, AttributeChange::Type change)
{
// Must exist and be free
if (component && component->ParentEntity() == 0)
{
if (!id)
{
bool authority = true;
if (scene_)
authority = scene_->IsAuthority();
// Loop until we find a free ID
for (;;)
{
if (authority)
id = component->IsReplicated() ? idGenerator_.AllocateReplicated() : idGenerator_.AllocateLocal();
else
id = component->IsReplicated() ? idGenerator_.AllocateUnacked() : idGenerator_.AllocateLocal();
if (components_.find(id) == components_.end())
break;
}
}
else
{
component->SetReplicated(id < UniqueIdGenerator::FIRST_LOCAL_ID);
// If component ID is specified manually, but it already exists, it is an error. Do not add the component in that case.
if (components_.find(id) != components_.end())
{
LogError("Can not add component: a component with id " + QString::number(id) + " already exists in entity " + ToString());
return;
}
// Whenever a manual replicated ID is assigned, reset the ID generator to the highest value to avoid unnecessary free ID probing in the future
if (id < UniqueIdGenerator::FIRST_LOCAL_ID)
idGenerator_.ResetReplicatedId(std::max(id, idGenerator_.id));
}
QString componentTypeName = component->TypeName();
componentTypeName.replace(0, 3, "");
componentTypeName = componentTypeName.toLower();
// We already have 'name' property in Entity, so ignore "EC_Name" ("name") here.
if (componentTypeName != "name" && !property(componentTypeName.toStdString().c_str()).isValid())
{
QVariant var = QVariant::fromValue<QObject*>(component.get());
setProperty(componentTypeName.toStdString().c_str(), var);
}
component->SetNewId(id);
component->SetParentEntity(this);
components_[id] = component;
if (change != AttributeChange::Disconnected)
emit ComponentAdded(component.get(), change == AttributeChange::Default ? component->UpdateMode() : change);
if (scene_)
scene_->EmitComponentAdded(this, component.get(), change);
}
}
void Entity::AddComponent(const ComponentPtr &component, AttributeChange::Type change)
{
// Must exist and be free
if (component && component->GetParentEntity() == 0)
{
QString componentTypeName = component->TypeName();
componentTypeName.replace(0, 3, "");
componentTypeName = componentTypeName.toLower();
if(!property(componentTypeName.toStdString().c_str()).isValid())
{
QVariant var = QVariant::fromValue<QObject*>(component.get());
setProperty(componentTypeName.toStdString().c_str(), var);
}
component->SetParentEntity(this);
components_.push_back(component);
if (change != AttributeChange::Disconnected)
emit ComponentAdded(component.get(), change == AttributeChange::Default ? component->GetUpdateMode() : change);
if (scene_)
scene_->EmitComponentAdded(this, component.get(), change);
}
}
