Let SceneTreeDock duplicate nodes via Node::duplicate()

Helps with #11182.
This commit is contained in:
Pedro J. Estébanez 2017-11-19 14:32:10 +01:00
parent 7286966971
commit 5a0be858f4
4 changed files with 45 additions and 84 deletions

View file

@ -443,8 +443,8 @@ void SceneTreeDock::_tool_selected(int p_tool, bool p_confirm_override) {
List<Node *> owned;
node->get_owned_by(node->get_owner(), &owned);
Map<Node *, Node *> duplimap;
Node *dup = _duplicate(node, duplimap);
Map<const Node *, Node *> duplimap;
Node *dup = node->duplicate_from_editor(duplimap);
ERR_CONTINUE(!dup);
@ -821,82 +821,6 @@ void SceneTreeDock::_node_renamed() {
_node_selected();
}
Node *SceneTreeDock::_duplicate(Node *p_node, Map<Node *, Node *> &duplimap) {
Node *node = NULL;
if (p_node->get_filename() != "") { //an instance
Ref<PackedScene> sd = ResourceLoader::load(p_node->get_filename());
ERR_FAIL_COND_V(!sd.is_valid(), NULL);
node = sd->instance(PackedScene::GEN_EDIT_STATE_INSTANCE);
ERR_FAIL_COND_V(!node, NULL);
node->set_scene_instance_load_placeholder(p_node->get_scene_instance_load_placeholder());
} else {
Object *obj = ClassDB::instance(p_node->get_class());
ERR_FAIL_COND_V(!obj, NULL);
node = Object::cast_to<Node>(obj);
if (!node)
memdelete(obj);
ERR_FAIL_COND_V(!node, NULL);
}
List<PropertyInfo> plist;
p_node->get_property_list(&plist);
for (List<PropertyInfo>::Element *E = plist.front(); E; E = E->next()) {
if (!(E->get().usage & PROPERTY_USAGE_STORAGE))
continue;
String name = E->get().name;
Variant value = p_node->get(name);
// Duplicate dictionaries and arrays, mainly needed for __meta__
if (value.get_type() == Variant::DICTIONARY) {
value = Dictionary(value).copy();
} else if (value.get_type() == Variant::ARRAY) {
value = Array(value).duplicate();
}
node->set(name, value);
}
List<Connection> conns;
p_node->get_all_signal_connections(&conns);
for (List<Connection>::Element *E = conns.front(); E; E = E->next()) {
if (E->get().flags & CONNECT_PERSIST) {
node->connect(E->get().signal, E->get().target, E->get().method, E->get().binds, E->get().flags);
}
}
List<Node::GroupInfo> group_info;
p_node->get_groups(&group_info);
for (List<Node::GroupInfo>::Element *E = group_info.front(); E; E = E->next()) {
if (E->get().persistent)
node->add_to_group(E->get().name, true);
}
node->set_name(p_node->get_name());
duplimap[p_node] = node;
for (int i = 0; i < p_node->get_child_count(); i++) {
Node *child = p_node->get_child(i);
if (p_node->get_owner() != child->get_owner())
continue; //don't bother with not in-scene nodes.
Node *dup = _duplicate(child, duplimap);
if (!dup) {
memdelete(node);
return NULL;
}
node->add_child(dup);
}
return node;
}
void SceneTreeDock::_set_owners(Node *p_owner, const Array &p_nodes) {
for (int i = 0; i < p_nodes.size(); i++) {

View file

@ -130,7 +130,6 @@ class SceneTreeDock : public VBoxContainer {
void _add_children_to_popup(Object *p_obj, int p_depth);
Node *_duplicate(Node *p_node, Map<Node *, Node *> &duplimap);
void _node_reparent(NodePath p_path, bool p_keep_global_xform);
void _do_reparent(Node *p_new_parent, int p_position_in_parent, Vector<Node *> p_nodes, bool p_keep_global_xform);

View file

@ -2067,7 +2067,7 @@ int Node::get_position_in_parent() const {
return data.pos;
}
Node *Node::_duplicate(int p_flags) const {
Node *Node::_duplicate(int p_flags, Map<const Node *, Node *> *r_duplimap) const {
Node *node = NULL;
@ -2084,7 +2084,12 @@ Node *Node::_duplicate(int p_flags) const {
Ref<PackedScene> res = ResourceLoader::load(get_filename());
ERR_FAIL_COND_V(res.is_null(), NULL);
node = res->instance();
PackedScene::GenEditState ges = PackedScene::GEN_EDIT_STATE_DISABLED;
#ifdef TOOLS_ENABLED
if (p_flags & DUPLICATE_FROM_EDITOR)
ges = PackedScene::GEN_EDIT_STATE_INSTANCE;
#endif
node = res->instance(ges);
ERR_FAIL_COND_V(!node, NULL);
instanced = true;
@ -2134,11 +2139,21 @@ Node *Node::_duplicate(int p_flags) const {
node->set_name(get_name());
#ifdef TOOLS_ENABLED
if ((p_flags & DUPLICATE_FROM_EDITOR) && r_duplimap)
r_duplimap->insert(this, node);
#endif
if (p_flags & DUPLICATE_GROUPS) {
List<GroupInfo> gi;
get_groups(&gi);
for (List<GroupInfo>::Element *E = gi.front(); E; E = E->next()) {
#ifdef TOOLS_ENABLED
if ((p_flags & DUPLICATE_FROM_EDITOR) && !E->get().persistent)
continue;
#endif
node->add_to_group(E->get().name, E->get().persistent);
}
}
@ -2150,7 +2165,7 @@ Node *Node::_duplicate(int p_flags) const {
if (instanced && get_child(i)->data.owner == this)
continue; //part of instance
Node *dup = get_child(i)->duplicate(p_flags);
Node *dup = get_child(i)->_duplicate(p_flags, r_duplimap);
if (!dup) {
memdelete(node);
@ -2174,6 +2189,20 @@ Node *Node::duplicate(int p_flags) const {
return dupe;
}
#ifdef TOOLS_ENABLED
Node *Node::duplicate_from_editor(Map<const Node *, Node *> &r_duplimap) const {
Node *dupe = _duplicate(DUPLICATE_SIGNALS | DUPLICATE_GROUPS | DUPLICATE_SCRIPTS | DUPLICATE_USE_INSTANCING | DUPLICATE_FROM_EDITOR, &r_duplimap);
// Duplication of signals must happen after all the node descendants have been copied,
// because re-targeting of connections from some descendant to another is not possible
// if the emitter node comes later in tree order than the receiver
_duplicate_signals(this, dupe);
return dupe;
}
#endif
void Node::_duplicate_and_reown(Node *p_new_parent, const Map<Node *, Node *> &p_reown_map) const {
if (get_owner() != get_parent()->get_owner())
@ -2321,6 +2350,9 @@ Node *Node::duplicate_and_reown(const Map<Node *, Node *> &p_reown_map) const {
get_child(i)->_duplicate_and_reown(node, p_reown_map);
}
// Duplication of signals must happen after all the node descendants have been copied,
// because re-targeting of connections from some descendant to another is not possible
// if the emitter node comes later in tree order than the receiver
_duplicate_signals(this, node);
return node;
}

View file

@ -58,7 +58,10 @@ public:
DUPLICATE_SIGNALS = 1,
DUPLICATE_GROUPS = 2,
DUPLICATE_SCRIPTS = 4,
DUPLICATE_USE_INSTANCING = 8
DUPLICATE_USE_INSTANCING = 8,
#ifdef TOOLS_ENABLED
DUPLICATE_FROM_EDITOR = 16,
#endif
};
enum RPCMode {
@ -169,7 +172,7 @@ private:
void _duplicate_signals(const Node *p_original, Node *p_copy) const;
void _duplicate_and_reown(Node *p_new_parent, const Map<Node *, Node *> &p_reown_map) const;
Node *_duplicate(int p_flags) const;
Node *_duplicate(int p_flags, Map<const Node *, Node *> *r_duplimap = NULL) const;
Array _get_children() const;
Array _get_groups() const;
@ -326,6 +329,9 @@ public:
Node *duplicate(int p_flags = DUPLICATE_GROUPS | DUPLICATE_SIGNALS | DUPLICATE_SCRIPTS) const;
Node *duplicate_and_reown(const Map<Node *, Node *> &p_reown_map) const;
#ifdef TOOLS_ENABLED
Node *duplicate_from_editor(Map<const Node *, Node *> &r_duplimap) const;
#endif
//Node *clone_tree() const;