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limboai/editor/limbo_ai_editor_plugin.cpp

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/**
* limbo_ai_editor_plugin.cpp
* =============================================================================
* Copyright 2021-2023 Serhii Snitsaruk
*
* Use of this source code is governed by an MIT-style
* license that can be found in the LICENSE file or at
* https://opensource.org/licenses/MIT.
* =============================================================================
*/
#ifdef TOOLS_ENABLED
#include "limbo_ai_editor_plugin.h"
#include "modules/limboai/bt/behavior_tree.h"
#include "modules/limboai/bt/tasks/bt_action.h"
#include "modules/limboai/bt/tasks/bt_task.h"
#include "modules/limboai/bt/tasks/composites/bt_parallel.h"
#include "modules/limboai/bt/tasks/composites/bt_selector.h"
#include "modules/limboai/bt/tasks/composites/bt_sequence.h"
#include "modules/limboai/editor/debugger/limbo_debugger_plugin.h"
#include "modules/limboai/util/limbo_utility.h"
#include "core/config/project_settings.h"
#include "core/error/error_list.h"
#include "core/error/error_macros.h"
#include "core/io/config_file.h"
#include "core/io/dir_access.h"
#include "core/io/image_loader.h"
#include "core/io/resource.h"
#include "core/io/resource_loader.h"
#include "core/io/resource_saver.h"
#include "core/math/math_defs.h"
#include "core/math/vector2.h"
#include "core/object/callable_method_pointer.h"
#include "core/object/class_db.h"
#include "core/object/object.h"
#include "core/object/script_language.h"
#include "core/object/undo_redo.h"
#include "core/os/memory.h"
#include "core/string/print_string.h"
#include "core/string/string_name.h"
#include "core/string/ustring.h"
#include "core/templates/list.h"
#include "core/templates/vector.h"
#include "core/typedefs.h"
#include "core/variant/array.h"
#include "core/variant/callable.h"
#include "core/variant/dictionary.h"
#include "core/variant/variant.h"
#include "editor/editor_file_system.h"
#include "editor/editor_inspector.h"
#include "editor/editor_node.h"
#include "editor/editor_paths.h"
#include "editor/editor_plugin.h"
#include "editor/editor_scale.h"
#include "editor/editor_settings.h"
#include "editor/editor_undo_redo_manager.h"
#include "editor/inspector_dock.h"
#include "editor/plugins/script_editor_plugin.h"
#include "scene/gui/box_container.h"
#include "scene/gui/button.h"
#include "scene/gui/control.h"
#include "scene/gui/file_dialog.h"
#include "scene/gui/flow_container.h"
#include "scene/gui/label.h"
#include "scene/gui/line_edit.h"
#include "scene/gui/popup_menu.h"
#include "scene/gui/scroll_container.h"
#include "scene/gui/separator.h"
#include "scene/gui/split_container.h"
#include "scene/gui/tree.h"
#include "servers/display_server.h"
//**** TaskTree
TreeItem *TaskTree::_create_tree(const Ref<BTTask> &p_task, TreeItem *p_parent, int p_idx) {
ERR_FAIL_COND_V(p_task.is_null(), nullptr);
TreeItem *item = tree->create_item(p_parent, p_idx);
item->set_metadata(0, p_task);
// p_task->connect("changed"...)
for (int i = 0; i < p_task->get_child_count(); i++) {
_create_tree(p_task->get_child(i), item);
}
_update_item(item);
return item;
}
void TaskTree::_update_item(TreeItem *p_item) {
if (p_item == nullptr) {
return;
}
Ref<BTTask> task = p_item->get_metadata(0);
ERR_FAIL_COND_MSG(!task.is_valid(), "Invalid task reference in metadata.");
p_item->set_text(0, task->get_task_name());
if (task->is_class("BTComment")) {
p_item->set_custom_font(0, (get_theme_font(SNAME("doc_italic"), SNAME("EditorFonts"))));
p_item->set_custom_color(0, get_theme_color(SNAME("disabled_font_color"), SNAME("Editor")));
} else if (task->get_custom_name().is_empty()) {
p_item->set_custom_font(0, nullptr);
p_item->clear_custom_color(0);
} else {
p_item->set_custom_font(0, (get_theme_font(SNAME("bold"), SNAME("EditorFonts"))));
// p_item->set_custom_color(0, get_theme_color(SNAME("warning_color"), SNAME("Editor")));
}
String type_arg;
if (task->get_script_instance() && !task->get_script_instance()->get_script()->get_path().is_empty()) {
type_arg = task->get_script_instance()->get_script()->get_path();
} else {
type_arg = task->get_class();
}
p_item->set_icon(0, LimboUtility::get_singleton()->get_task_icon(type_arg));
p_item->set_icon_max_width(0, 16 * EDSCALE);
p_item->set_editable(0, false);
for (int i = 0; i < p_item->get_button_count(0); i++) {
p_item->erase_button(0, i);
}
PackedStringArray warnings = task->get_configuration_warnings();
String warning_text;
for (int j = 0; j < warnings.size(); j++) {
if (j > 0) {
warning_text += "\n";
}
warning_text += warnings[j];
}
if (!warning_text.is_empty()) {
p_item->add_button(0, get_theme_icon(SNAME("NodeWarning"), SNAME("EditorIcons")), 0, false, warning_text);
}
// TODO: Update probabilities.
}
void TaskTree::_update_tree() {
Ref<BTTask> sel;
if (tree->get_selected()) {
sel = tree->get_selected()->get_metadata(0);
}
tree->clear();
if (bt.is_null()) {
return;
}
if (bt->get_root_task().is_valid()) {
_create_tree(bt->get_root_task(), nullptr);
}
TreeItem *item = _find_item(sel);
if (item) {
item->select(0);
}
}
TreeItem *TaskTree::_find_item(const Ref<BTTask> &p_task) const {
if (p_task.is_null()) {
return nullptr;
}
TreeItem *item = tree->get_root();
List<TreeItem *> stack;
while (item && item->get_metadata(0) != p_task) {
if (item->get_child_count() > 0) {
stack.push_back(item->get_first_child());
}
item = item->get_next();
if (item == nullptr && !stack.is_empty()) {
item = stack.front()->get();
stack.pop_front();
}
}
return item;
}
void TaskTree::_on_item_mouse_selected(const Vector2 &p_pos, int p_button_index) {
if (p_button_index == 2) {
emit_signal(SNAME("rmb_pressed"), get_screen_position() + p_pos);
}
}
void TaskTree::_on_item_selected() {
Callable on_task_changed = callable_mp(this, &TaskTree::_on_task_changed);
if (last_selected.is_valid()) {
update_task(last_selected);
if (last_selected->is_connected("changed", on_task_changed)) {
last_selected->disconnect("changed", on_task_changed);
}
}
last_selected = get_selected();
last_selected->connect("changed", on_task_changed);
emit_signal(SNAME("task_selected"), last_selected);
}
void TaskTree::_on_item_double_clicked() {
emit_signal(SNAME("task_double_clicked"));
}
void TaskTree::_on_task_changed() {
_update_item(tree->get_selected());
}
void TaskTree::load_bt(const Ref<BehaviorTree> &p_behavior_tree) {
ERR_FAIL_COND_MSG(p_behavior_tree.is_null(), "Tried to load a null tree.");
Callable on_task_changed = callable_mp(this, &TaskTree::_on_task_changed);
if (last_selected.is_valid() && last_selected->is_connected("changed", on_task_changed)) {
last_selected->disconnect("changed", on_task_changed);
}
bt = p_behavior_tree;
tree->clear();
if (bt->get_root_task().is_valid()) {
_create_tree(bt->get_root_task(), nullptr);
}
}
void TaskTree::unload() {
Callable on_task_changed = callable_mp(this, &TaskTree::_on_task_changed);
if (last_selected.is_valid() && last_selected->is_connected("changed", on_task_changed)) {
last_selected->disconnect("changed", on_task_changed);
}
bt->unreference();
tree->clear();
}
void TaskTree::update_task(const Ref<BTTask> &p_task) {
ERR_FAIL_COND(p_task.is_null());
TreeItem *item = _find_item(p_task);
if (item) {
_update_item(item);
}
}
Ref<BTTask> TaskTree::get_selected() const {
if (tree->get_selected()) {
return tree->get_selected()->get_metadata(0);
}
return nullptr;
}
void TaskTree::deselect() {
TreeItem *sel = tree->get_selected();
if (sel) {
sel->deselect(0);
}
}
Variant TaskTree::_get_drag_data_fw(const Point2 &p_point) {
if (editable && tree->get_item_at_position(p_point)) {
Dictionary drag_data;
drag_data["type"] = "task";
drag_data["task"] = tree->get_item_at_position(p_point)->get_metadata(0);
tree->set_drop_mode_flags(Tree::DROP_MODE_INBETWEEN | Tree::DROP_MODE_ON_ITEM);
return drag_data;
}
return Variant();
}
bool TaskTree::_can_drop_data_fw(const Point2 &p_point, const Variant &p_data) const {
if (!editable) {
return false;
}
Dictionary d = p_data;
if (!d.has("type") || !d.has("task")) {
return false;
}
int section = tree->get_drop_section_at_position(p_point);
TreeItem *item = tree->get_item_at_position(p_point);
if (!item || section < -1 || (section == -1 && !item->get_parent())) {
return false;
}
if (String(d["type"]) == "task") {
Ref<BTTask> task = d["task"];
const Ref<BTTask> to_task = item->get_metadata(0);
if (task != to_task && !to_task->is_descendant_of(task)) {
return true;
}
}
return false;
}
void TaskTree::_drop_data_fw(const Point2 &p_point, const Variant &p_data) {
Dictionary d = p_data;
TreeItem *item = tree->get_item_at_position(p_point);
if (item && d.has("task")) {
Ref<BTTask> task = d["task"];
emit_signal(SNAME("task_dragged"), task, item->get_metadata(0), tree->get_drop_section_at_position(p_point));
}
}
void TaskTree::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_THEME_CHANGED: {
_update_tree();
} break;
}
}
void TaskTree::_bind_methods() {
ClassDB::bind_method(D_METHOD("load_bt", "p_behavior_tree"), &TaskTree::load_bt);
ClassDB::bind_method(D_METHOD("get_bt"), &TaskTree::get_bt);
ClassDB::bind_method(D_METHOD("update_tree"), &TaskTree::update_tree);
ClassDB::bind_method(D_METHOD("update_task", "p_task"), &TaskTree::update_task);
ClassDB::bind_method(D_METHOD("get_selected"), &TaskTree::get_selected);
ClassDB::bind_method(D_METHOD("deselect"), &TaskTree::deselect);
ClassDB::bind_method(D_METHOD("_get_drag_data_fw"), &TaskTree::_get_drag_data_fw);
ClassDB::bind_method(D_METHOD("_can_drop_data_fw"), &TaskTree::_can_drop_data_fw);
ClassDB::bind_method(D_METHOD("_drop_data_fw"), &TaskTree::_drop_data_fw);
ADD_SIGNAL(MethodInfo("rmb_pressed"));
ADD_SIGNAL(MethodInfo("task_selected"));
ADD_SIGNAL(MethodInfo("task_double_clicked"));
ADD_SIGNAL(MethodInfo("task_dragged",
PropertyInfo(Variant::OBJECT, "p_task", PROPERTY_HINT_RESOURCE_TYPE, "BTTask"),
PropertyInfo(Variant::OBJECT, "p_to_task", PROPERTY_HINT_RESOURCE_TYPE, "BTTask"),
PropertyInfo(Variant::INT, "p_type")));
}
TaskTree::TaskTree() {
editable = true;
tree = memnew(Tree);
add_child(tree);
tree->set_columns(2);
tree->set_column_expand(0, true);
tree->set_column_expand(1, false);
tree->set_column_custom_minimum_width(1, 64);
tree->set_anchor(SIDE_RIGHT, ANCHOR_END);
tree->set_anchor(SIDE_BOTTOM, ANCHOR_END);
tree->set_allow_rmb_select(true);
tree->connect("item_mouse_selected", callable_mp(this, &TaskTree::_on_item_mouse_selected));
tree->connect("item_selected", callable_mp(this, &TaskTree::_on_item_selected));
tree->connect("item_activated", callable_mp(this, &TaskTree::_on_item_double_clicked));
tree->set_drag_forwarding(callable_mp(this, &TaskTree::_get_drag_data_fw), callable_mp(this, &TaskTree::_can_drop_data_fw), callable_mp(this, &TaskTree::_drop_data_fw));
}
TaskTree::~TaskTree() {
Callable on_task_changed = callable_mp(this, &TaskTree::_on_task_changed);
if (last_selected.is_valid() && last_selected->is_connected("changed", on_task_changed)) {
last_selected->disconnect("changed", on_task_changed);
}
}
//**** TaskTree ^
//**** TaskSection
void TaskSection::_on_task_button_pressed(const String &p_task) {
emit_signal(SNAME("task_button_pressed"), p_task);
}
void TaskSection::_on_task_button_gui_input(const Ref<InputEvent> &p_event, const String &p_task) {
if (!p_event->is_pressed()) {
return;
}
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid() && mb->get_button_index() == MouseButton::RIGHT) {
emit_signal(SNAME("task_button_rmb"), p_task);
}
}
void TaskSection::_on_header_pressed() {
set_collapsed(!is_collapsed());
}
void TaskSection::set_filter(String p_filter_text) {
int num_hidden = 0;
if (p_filter_text.is_empty()) {
for (int i = 0; i < tasks_container->get_child_count(); i++) {
Object::cast_to<Button>(tasks_container->get_child(i))->show();
}
set_visible(tasks_container->get_child_count() > 0);
} else {
for (int i = 0; i < tasks_container->get_child_count(); i++) {
Button *btn = Object::cast_to<Button>(tasks_container->get_child(i));
btn->set_visible(btn->get_text().findn(p_filter_text) != -1);
num_hidden += !btn->is_visible();
}
set_visible(num_hidden < tasks_container->get_child_count());
}
}
void TaskSection::add_task_button(String p_name, const Ref<Texture> &icon, Variant p_meta) {
Button *btn = memnew(Button);
btn->set_text(p_name);
btn->set_icon(icon);
btn->add_theme_constant_override(SNAME("icon_max_width"), 16 * EDSCALE); // Force user icons to be of the proper size.
btn->connect(SNAME("pressed"), callable_mp(this, &TaskSection::_on_task_button_pressed).bind(p_meta));
btn->connect(SNAME("gui_input"), callable_mp(this, &TaskSection::_on_task_button_gui_input).bind(p_meta));
tasks_container->add_child(btn);
}
void TaskSection::set_collapsed(bool p_collapsed) {
tasks_container->set_visible(!p_collapsed);
section_header->set_icon(p_collapsed ? get_theme_icon(SNAME("GuiTreeArrowRight"), SNAME("EditorIcons")) : get_theme_icon(SNAME("GuiTreeArrowDown"), SNAME("EditorIcons")));
}
bool TaskSection::is_collapsed() const {
return !tasks_container->is_visible();
}
void TaskSection::_notification(int p_what) {
if (p_what == NOTIFICATION_THEME_CHANGED) {
section_header->set_icon(is_collapsed() ? get_theme_icon(SNAME("GuiTreeArrowRight"), SNAME("EditorIcons")) : get_theme_icon(SNAME("GuiTreeArrowDown"), SNAME("EditorIcons")));
section_header->add_theme_font_override(SNAME("font"), get_theme_font(SNAME("bold"), SNAME("EditorFonts")));
}
}
void TaskSection::_bind_methods() {
ADD_SIGNAL(MethodInfo("task_button_pressed"));
ADD_SIGNAL(MethodInfo("task_button_rmb"));
}
TaskSection::TaskSection(String p_category_name) {
section_header = memnew(Button);
add_child(section_header);
section_header->set_text(p_category_name);
section_header->set_focus_mode(FOCUS_NONE);
section_header->connect("pressed", callable_mp(this, &TaskSection::_on_header_pressed));
tasks_container = memnew(HFlowContainer);
add_child(tasks_container);
}
TaskSection::~TaskSection() {
}
//**** TaskSection ^
//**** TaskPanel
void TaskPanel::_menu_action_selected(int p_id) {
ERR_FAIL_COND(context_task.is_empty());
switch (p_id) {
case MENU_OPEN_DOC: {
String help_class;
if (context_task.begins_with("res://")) {
Ref<Script> s = ResourceLoader::load(context_task, "Script");
help_class = s->get_language()->get_global_class_name(context_task);
}
if (help_class.is_empty()) {
// Assuming context task is core class.
help_class = context_task;
}
ScriptEditor::get_singleton()->goto_help("class_name:" + help_class);
EditorNode::get_singleton()->set_visible_editor(EditorNode::EDITOR_SCRIPT);
} break;
case MENU_EDIT_SCRIPT: {
ERR_FAIL_COND(!context_task.begins_with("res://"));
ScriptEditor::get_singleton()->open_file(context_task);
} break;
case MENU_FAVORITE: {
Array favorite_tasks = GLOBAL_GET("limbo_ai/behavior_tree/favorite_tasks");
if (favorite_tasks.has(context_task)) {
favorite_tasks.erase(context_task);
} else {
favorite_tasks.append(context_task);
}
ProjectSettings::get_singleton()->set_setting("limbo_ai/behavior_tree/favorite_tasks", favorite_tasks);
ProjectSettings::get_singleton()->save();
emit_signal(SNAME("favorite_tasks_changed"));
} break;
}
}
void TaskPanel::_on_task_button_pressed(const String &p_task) {
emit_signal(SNAME("task_selected"), p_task);
}
void TaskPanel::_on_task_button_rmb(const String &p_task) {
ERR_FAIL_COND(p_task.is_empty());
context_task = p_task;
menu->clear();
menu->add_icon_item(get_theme_icon(SNAME("Script"), SNAME("EditorIcons")), TTR("Edit Script"), MENU_EDIT_SCRIPT);
menu->set_item_disabled(MENU_EDIT_SCRIPT, !context_task.begins_with("res://"));
menu->add_icon_item(get_theme_icon(SNAME("Help"), SNAME("EditorIcons")), TTR("Open Documentation"), MENU_OPEN_DOC);
menu->add_separator();
Array favorite_tasks = GLOBAL_GET("limbo_ai/behavior_tree/favorite_tasks");
if (favorite_tasks.has(context_task)) {
menu->add_icon_item(get_theme_icon(SNAME("NonFavorite"), SNAME("EditorIcons")), TTR("Remove from Favorites"), MENU_FAVORITE);
} else {
menu->add_icon_item(get_theme_icon(SNAME("Favorites"), SNAME("EditorIcons")), TTR("Add to Favorites"), MENU_FAVORITE);
}
menu->reset_size();
menu->set_position(get_screen_position() + get_local_mouse_position());
menu->popup();
}
void TaskPanel::_on_filter_text_changed(String p_text) {
for (int i = 0; i < sections->get_child_count(); i++) {
TaskSection *sec = Object::cast_to<TaskSection>(sections->get_child(i));
ERR_FAIL_COND(sec == nullptr);
sec->set_filter(p_text);
}
}
void TaskPanel::refresh() {
filter_edit->set_right_icon(get_theme_icon(SNAME("Search"), SNAME("EditorIcons")));
HashSet<String> collapsed_sections;
if (sections->get_child_count() == 0) {
// Restore collapsed state from config.
ConfigFile conf;
String conf_path = EditorPaths::get_singleton()->get_project_settings_dir().path_join("limbo_ai.cfg");
if (conf.load(conf_path) == OK) {
Variant value = conf.get_value("bt_editor", "collapsed_sections", Array());
if (value.is_array()) {
Array arr = value;
for (int i = 0; i < arr.size(); i++) {
if (arr[i].get_type() == Variant::STRING) {
collapsed_sections.insert(arr[i]);
}
}
}
}
} else {
for (int i = 0; i < sections->get_child_count(); i++) {
TaskSection *sec = Object::cast_to<TaskSection>(sections->get_child(i));
if (sec->is_collapsed()) {
collapsed_sections.insert(sec->get_category_name());
}
sections->get_child(i)->queue_free();
}
}
HashMap<String, List<String>> categorized_tasks;
categorized_tasks["Composites"] = List<String>();
_populate_core_tasks_from_class("BTComposite", &categorized_tasks["Composites"]);
categorized_tasks["Actions"] = List<String>();
_populate_core_tasks_from_class("BTAction", &categorized_tasks["Actions"]);
categorized_tasks["Decorators"] = List<String>();
_populate_core_tasks_from_class("BTDecorator", &categorized_tasks["Decorators"]);
categorized_tasks["Conditions"] = List<String>();
_populate_core_tasks_from_class("BTCondition", &categorized_tasks["Conditions"]);
categorized_tasks["User"] = List<String>();
String dir1 = GLOBAL_GET("limbo_ai/behavior_tree/user_task_dir_1");
_populate_from_user_dir(dir1, &categorized_tasks);
String dir2 = GLOBAL_GET("limbo_ai/behavior_tree/user_task_dir_2");
_populate_from_user_dir(dir2, &categorized_tasks);
String dir3 = GLOBAL_GET("limbo_ai/behavior_tree/user_task_dir_3");
_populate_from_user_dir(dir3, &categorized_tasks);
List<String> categories;
for (KeyValue<String, List<String>> &K : categorized_tasks) {
K.value.sort();
categories.push_back(K.key);
}
categories.sort();
for (String cat : categories) {
List<String> tasks = categorized_tasks.get(cat);
if (tasks.size() == 0) {
continue;
}
TaskSection *sec = memnew(TaskSection(cat));
for (String task_meta : tasks) {
Ref<Texture2D> icon = LimboUtility::get_singleton()->get_task_icon(task_meta);
String tname;
if (task_meta.begins_with("res:")) {
tname = task_meta.get_file().get_basename().trim_prefix("BT").to_pascal_case();
} else {
tname = task_meta.trim_prefix("BT");
}
sec->add_task_button(tname, icon, task_meta);
}
sec->set_filter("");
sec->connect(SNAME("task_button_pressed"), callable_mp(this, &TaskPanel::_on_task_button_pressed));
sec->connect(SNAME("task_button_rmb"), callable_mp(this, &TaskPanel::_on_task_button_rmb));
sections->add_child(sec);
sec->set_collapsed(collapsed_sections.has(cat));
}
}
void TaskPanel::_populate_core_tasks_from_class(const StringName &p_base_class, List<String> *p_task_classes) {
List<StringName> inheriters;
ClassDB::get_inheriters_from_class(p_base_class, &inheriters);
for (StringName cl : inheriters) {
p_task_classes->push_back(cl);
}
}
void TaskPanel::_populate_from_user_dir(String p_path, HashMap<String, List<String>> *p_categories) {
if (p_path.is_empty()) {
return;
}
Ref<DirAccess> dir = DirAccess::create(DirAccess::ACCESS_RESOURCES);
if (dir->change_dir(p_path) == OK) {
dir->list_dir_begin();
String fn = dir->get_next();
while (!fn.is_empty()) {
if (dir->current_is_dir() && fn != "..") {
String full_path;
String category;
if (fn == ".") {
full_path = p_path;
category = "User";
} else {
full_path = p_path.path_join(fn);
category = fn.capitalize();
}
if (!p_categories->has(category)) {
p_categories->insert(category, List<String>());
}
_populate_scripted_tasks_from_dir(full_path, &p_categories->get(category));
}
fn = dir->get_next();
}
dir->list_dir_end();
} else {
ERR_FAIL_MSG(vformat("Failed to list \"%s\" directory.", p_path));
}
}
void TaskPanel::_populate_scripted_tasks_from_dir(String p_path, List<String> *p_task_classes) {
if (p_path.is_empty()) {
return;
}
Ref<DirAccess> dir = DirAccess::create(DirAccess::ACCESS_RESOURCES);
if (dir->change_dir(p_path) == OK) {
dir->list_dir_begin();
String fn = dir->get_next();
while (!fn.is_empty()) {
if (fn.ends_with(".gd")) {
String full_path = p_path.path_join(fn);
p_task_classes->push_back(full_path);
}
fn = dir->get_next();
}
dir->list_dir_end();
} else {
ERR_FAIL_MSG(vformat("Failed to list \"%s\" directory.", p_path));
}
}
void TaskPanel::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_EXIT_TREE: {
if (sections->get_child_count() == 0) {
return;
}
Array collapsed_sections;
for (int i = 0; i < sections->get_child_count(); i++) {
TaskSection *sec = Object::cast_to<TaskSection>(sections->get_child(i));
if (sec->is_collapsed()) {
collapsed_sections.push_back(sec->get_category_name());
}
}
ConfigFile conf;
String conf_path = EditorPaths::get_singleton()->get_project_settings_dir().path_join("limbo_ai.cfg");
conf.load(conf_path);
conf.set_value("bt_editor", "collapsed_sections", collapsed_sections);
conf.save(conf_path);
} break;
case NOTIFICATION_THEME_CHANGED: {
if (is_visible_in_tree()) {
refresh();
}
} break;
}
}
void TaskPanel::_bind_methods() {
ClassDB::bind_method(D_METHOD("refresh"), &TaskPanel::refresh);
ADD_SIGNAL(MethodInfo("task_selected"));
ADD_SIGNAL(MethodInfo("favorite_tasks_changed"));
}
TaskPanel::TaskPanel() {
VBoxContainer *vb = memnew(VBoxContainer);
add_child(vb);
filter_edit = memnew(LineEdit);
filter_edit->set_clear_button_enabled(true);
filter_edit->set_placeholder(TTR("Filter tasks"));
filter_edit->connect("text_changed", callable_mp(this, &TaskPanel::_on_filter_text_changed));
vb->add_child(filter_edit);
ScrollContainer *sc = memnew(ScrollContainer);
sc->set_h_size_flags(SIZE_EXPAND_FILL);
sc->set_v_size_flags(SIZE_EXPAND_FILL);
vb->add_child(sc);
sections = memnew(VBoxContainer);
sections->set_h_size_flags(SIZE_EXPAND_FILL);
sections->set_v_size_flags(SIZE_EXPAND_FILL);
sc->add_child(sections);
menu = memnew(PopupMenu);
add_child(menu);
menu->connect("id_pressed", callable_mp(this, &TaskPanel::_menu_action_selected));
}
TaskPanel::~TaskPanel() {
}
//**** TaskPanel ^
//**** LimboAIEditor
void LimboAIEditor::_add_task(const Ref<BTTask> &p_task) {
ERR_FAIL_COND(p_task.is_null());
ERR_FAIL_COND(task_tree->get_bt().is_null());
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Add BT Task"));
Ref<BTTask> parent = task_tree->get_selected();
if (parent.is_null()) {
parent = task_tree->get_bt()->get_root_task();
}
if (parent.is_null()) {
undo_redo->add_do_method(task_tree->get_bt().ptr(), SNAME("set_root_task"), p_task);
undo_redo->add_undo_method(task_tree->get_bt().ptr(), SNAME("set_root_task"), task_tree->get_bt()->get_root_task());
} else {
undo_redo->add_do_method(parent.ptr(), SNAME("add_child"), p_task);
undo_redo->add_undo_method(parent.ptr(), SNAME("remove_child"), p_task);
}
undo_redo->add_do_method(task_tree, SNAME("update_tree"));
undo_redo->add_undo_method(task_tree, SNAME("update_tree"));
undo_redo->commit_action();
_mark_as_dirty(true);
}
void LimboAIEditor::_add_task_by_class_or_path(String p_class_or_path) {
Ref<BTTask> task;
if (p_class_or_path.begins_with("res:")) {
Ref<Script> s = ResourceLoader::load(p_class_or_path, "Script");
ERR_FAIL_COND_MSG(s.is_null() || !s->is_valid(), vformat("LimboAI: Failed to instantiate task. Bad script: %s", p_class_or_path));
Variant inst = ClassDB::instantiate(s->get_instance_base_type());
ERR_FAIL_COND_MSG(inst.is_zero(), vformat("LimboAI: Failed to instantiate base type \"%s\".", s->get_instance_base_type()));
if (unlikely(!((Object *)inst)->is_class("BTTask"))) {
if (!inst.is_ref_counted()) {
memdelete((Object *)inst);
}
ERR_PRINT(vformat("LimboAI: Failed to instantiate task. Script is not a BTTask: %s", p_class_or_path));
return;
}
if (inst && s.is_valid()) {
((Object *)inst)->set_script(s);
task = inst;
}
} else {
task = ClassDB::instantiate(p_class_or_path);
}
_add_task(task);
}
void LimboAIEditor::_remove_task(const Ref<BTTask> &p_task) {
ERR_FAIL_COND(p_task.is_null());
ERR_FAIL_COND(task_tree->get_bt().is_null());
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Remove BT Task"));
if (p_task->get_parent() == nullptr) {
ERR_FAIL_COND(task_tree->get_bt()->get_root_task() != p_task);
undo_redo->add_do_method(task_tree->get_bt().ptr(), SNAME("set_root_task"), Variant());
undo_redo->add_undo_method(task_tree->get_bt().ptr(), SNAME("set_root_task"), task_tree->get_bt()->get_root_task());
} else {
undo_redo->add_do_method(p_task->get_parent().ptr(), SNAME("remove_child"), p_task);
undo_redo->add_undo_method(p_task->get_parent().ptr(), SNAME("add_child_at_index"), p_task, p_task->get_parent()->get_child_index(p_task));
}
undo_redo->add_do_method(task_tree, SNAME("update_tree"));
undo_redo->add_undo_method(task_tree, SNAME("update_tree"));
undo_redo->commit_action();
}
void LimboAIEditor::_update_header() const {
if (task_tree->get_bt().is_null()) {
header->set_text("");
header->set_icon(nullptr);
return;
}
String text = task_tree->get_bt()->get_path();
if (text.is_empty()) {
text = TTR("New Behavior Tree");
} else if (dirty.has(task_tree->get_bt())) {
text += "(*)";
}
header->set_text(text);
header->set_icon(EditorNode::get_singleton()->get_object_icon(task_tree->get_bt().ptr(), "BehaviorTree"));
}
void LimboAIEditor::_update_history_buttons() {
history_back->set_disabled(idx_history == 0);
history_forward->set_disabled(idx_history == (history.size() - 1));
}
void LimboAIEditor::_new_bt() {
BehaviorTree *bt = memnew(BehaviorTree);
bt->set_root_task(memnew(BTSelector));
EditorNode::get_singleton()->edit_resource(bt);
}
void LimboAIEditor::_save_bt(String p_path) {
ERR_FAIL_COND_MSG(p_path.is_empty(), "Empty p_path");
ERR_FAIL_COND_MSG(task_tree->get_bt().is_null(), "Behavior Tree is null.");
task_tree->get_bt()->set_path(p_path, true);
ResourceSaver::save(task_tree->get_bt(), p_path, ResourceSaver::FLAG_CHANGE_PATH);
_update_header();
_mark_as_dirty(false);
}
void LimboAIEditor::_load_bt(String p_path) {
ERR_FAIL_COND_MSG(p_path.is_empty(), "Empty p_path");
Ref<BehaviorTree> bt = ResourceLoader::load(p_path, "BehaviorTree");
ERR_FAIL_COND(!bt.is_valid());
if (history.find(bt) != -1) {
history.erase(bt);
history.push_back(bt);
}
EditorNode::get_singleton()->edit_resource(bt);
}
void LimboAIEditor::edit_bt(Ref<BehaviorTree> p_behavior_tree, bool p_force_refresh) {
ERR_FAIL_COND_MSG(p_behavior_tree.is_null(), "p_behavior_tree is null");
if (!p_force_refresh && task_tree->get_bt() == p_behavior_tree) {
return;
}
task_tree->load_bt(p_behavior_tree);
int idx = history.find(p_behavior_tree);
if (idx != -1) {
idx_history = idx;
} else {
history.push_back(p_behavior_tree);
idx_history = history.size() - 1;
}
usage_hint->hide();
task_tree->show();
task_panel->show();
_update_history_buttons();
_update_header();
}
void LimboAIEditor::_mark_as_dirty(bool p_dirty) {
Ref<BehaviorTree> bt = task_tree->get_bt();
if (p_dirty && !dirty.has(bt)) {
dirty.insert(bt);
_update_header();
} else if (p_dirty == false && dirty.has(bt)) {
dirty.erase(bt);
_update_header();
}
}
void LimboAIEditor::shortcut_input(const Ref<InputEvent> &p_event) {
if (!p_event->is_pressed() || !(has_focus() || is_ancestor_of(get_viewport()->gui_get_focus_owner()))) {
return;
}
if (ED_IS_SHORTCUT("limbo_ai/rename_task", p_event)) {
_action_selected(ACTION_RENAME);
} else if (ED_IS_SHORTCUT("limbo_ai/move_task_up", p_event)) {
_action_selected(ACTION_MOVE_UP);
} else if (ED_IS_SHORTCUT("limbo_ai/move_task_down", p_event)) {
_action_selected(ACTION_MOVE_DOWN);
} else if (ED_IS_SHORTCUT("limbo_ai/duplicate_task", p_event)) {
_action_selected(ACTION_DUPLICATE);
} else if (ED_IS_SHORTCUT("limbo_ai/remove_task", p_event)) {
_action_selected(ACTION_REMOVE);
} else if (ED_IS_SHORTCUT("limbo_ai/new_behavior_tree", p_event)) {
_new_bt();
} else if (ED_IS_SHORTCUT("limbo_ai/save_behavior_tree", p_event)) {
_on_save_pressed();
} else if (ED_IS_SHORTCUT("limbo_ai/load_behavior_tree", p_event)) {
load_dialog->popup_file_dialog();
} else {
return;
}
accept_event();
}
void LimboAIEditor::_on_tree_rmb(const Vector2 &p_menu_pos) {
menu->clear();
Ref<BTTask> task = task_tree->get_selected();
ERR_FAIL_COND_MSG(task.is_null(), "LimboAIEditor: get_selected() returned null");
menu->add_icon_shortcut(get_theme_icon(SNAME("Rename"), SNAME("EditorIcons")), ED_GET_SHORTCUT("limbo_ai/rename_task"), ACTION_RENAME);
menu->add_icon_item(get_theme_icon(SNAME("Script"), SNAME("EditorIcons")), TTR("Edit Script"), ACTION_EDIT_SCRIPT);
menu->add_icon_item(get_theme_icon(SNAME("Help"), SNAME("EditorIcons")), TTR("Open Documentation"), ACTION_OPEN_DOC);
menu->set_item_disabled(ACTION_EDIT_SCRIPT, task->get_script().is_null());
menu->add_separator();
menu->add_icon_shortcut(get_theme_icon(SNAME("MoveUp"), SNAME("EditorIcons")), ED_GET_SHORTCUT("limbo_ai/move_task_up"), ACTION_MOVE_UP);
menu->add_icon_shortcut(get_theme_icon(SNAME("MoveDown"), SNAME("EditorIcons")), ED_GET_SHORTCUT("limbo_ai/move_task_down"), ACTION_MOVE_DOWN);
menu->add_icon_shortcut(get_theme_icon(SNAME("Duplicate"), SNAME("EditorIcons")), ED_GET_SHORTCUT("limbo_ai/duplicate_task"), ACTION_DUPLICATE);
menu->add_icon_item(get_theme_icon(SNAME("NewRoot"), SNAME("EditorIcons")), TTR("Make Root"), ACTION_MAKE_ROOT);
menu->add_separator();
menu->add_icon_shortcut(get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")), ED_GET_SHORTCUT("limbo_ai/remove_task"), ACTION_REMOVE);
menu->reset_size();
menu->set_position(p_menu_pos);
menu->popup();
}
void LimboAIEditor::_action_selected(int p_id) {
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
switch (p_id) {
case ACTION_RENAME: {
if (!task_tree->get_selected().is_valid()) {
return;
}
rename_dialog->popup_centered();
rename_edit->set_text(task_tree->get_selected()->get_custom_name());
rename_edit->select_all();
rename_edit->grab_focus();
} break;
case ACTION_EDIT_SCRIPT: {
ERR_FAIL_COND(task_tree->get_selected().is_null());
EditorNode::get_singleton()->edit_resource(task_tree->get_selected()->get_script());
} break;
case ACTION_OPEN_DOC: {
Ref<BTTask> task = task_tree->get_selected();
ERR_FAIL_COND(task.is_null());
String help_class;
if (!task->get_script().is_null()) {
Ref<Script> s = task->get_script();
help_class = s->get_language()->get_global_class_name(s->get_path());
}
if (help_class.is_empty()) {
help_class = task->get_class();
}
ScriptEditor::get_singleton()->goto_help("class_name:" + help_class);
EditorNode::get_singleton()->set_visible_editor(EditorNode::EDITOR_SCRIPT);
} break;
case ACTION_MOVE_UP: {
Ref<BTTask> sel = task_tree->get_selected();
if (sel.is_valid() && sel->get_parent().is_valid()) {
Ref<BTTask> parent = sel->get_parent();
int idx = parent->get_child_index(sel);
if (idx > 0 && idx < parent->get_child_count()) {
undo_redo->create_action(TTR("Move BT Task"));
undo_redo->add_do_method(parent.ptr(), SNAME("remove_child"), sel);
undo_redo->add_do_method(parent.ptr(), SNAME("add_child_at_index"), sel, idx - 1);
undo_redo->add_undo_method(parent.ptr(), SNAME("remove_child"), sel);
undo_redo->add_undo_method(parent.ptr(), SNAME("add_child_at_index"), sel, idx);
undo_redo->add_do_method(task_tree, SNAME("update_tree"));
undo_redo->add_undo_method(task_tree, SNAME("update_tree"));
undo_redo->commit_action();
_mark_as_dirty(true);
}
}
} break;
case ACTION_MOVE_DOWN: {
Ref<BTTask> sel = task_tree->get_selected();
if (sel.is_valid() && sel->get_parent().is_valid()) {
Ref<BTTask> parent = sel->get_parent();
int idx = parent->get_child_index(sel);
if (idx >= 0 && idx < (parent->get_child_count() - 1)) {
undo_redo->create_action(TTR("Move BT Task"));
undo_redo->add_do_method(parent.ptr(), SNAME("remove_child"), sel);
undo_redo->add_do_method(parent.ptr(), SNAME("add_child_at_index"), sel, idx + 1);
undo_redo->add_undo_method(parent.ptr(), SNAME("remove_child"), sel);
undo_redo->add_undo_method(parent.ptr(), SNAME("add_child_at_index"), sel, idx);
undo_redo->add_do_method(task_tree, SNAME("update_tree"));
undo_redo->add_undo_method(task_tree, SNAME("update_tree"));
undo_redo->commit_action();
_mark_as_dirty(true);
}
}
} break;
case ACTION_DUPLICATE: {
Ref<BTTask> sel = task_tree->get_selected();
if (sel.is_valid()) {
undo_redo->create_action(TTR("Duplicate BT Task"));
Ref<BTTask> parent = sel->get_parent();
if (parent.is_null()) {
parent = sel;
}
const Ref<BTTask> &sel_dup = sel->clone();
undo_redo->add_do_method(parent.ptr(), SNAME("add_child_at_index"), sel_dup, parent->get_child_index(sel) + 1);
undo_redo->add_undo_method(parent.ptr(), SNAME("remove_child"), sel_dup);
undo_redo->add_do_method(task_tree, SNAME("update_tree"));
undo_redo->add_undo_method(task_tree, SNAME("update_tree"));
undo_redo->commit_action();
_mark_as_dirty(true);
}
} break;
case ACTION_MAKE_ROOT: {
Ref<BTTask> sel = task_tree->get_selected();
if (sel.is_valid() && task_tree->get_bt()->get_root_task() != sel) {
Ref<BTTask> parent = sel->get_parent();
ERR_FAIL_COND(parent.is_null());
undo_redo->create_action(TTR("Make Root"));
undo_redo->add_do_method(parent.ptr(), SNAME("remove_child"), sel);
Ref<BTTask> old_root = task_tree->get_bt()->get_root_task();
undo_redo->add_do_method(task_tree->get_bt().ptr(), SNAME("set_root_task"), sel);
undo_redo->add_do_method(sel.ptr(), SNAME("add_child"), old_root);
undo_redo->add_undo_method(sel.ptr(), SNAME("remove_child"), old_root);
undo_redo->add_undo_method(task_tree->get_bt().ptr(), SNAME("set_root_task"), old_root);
undo_redo->add_undo_method(parent.ptr(), SNAME("add_child_at_index"), sel, parent->get_child_index(sel));
undo_redo->add_do_method(task_tree, SNAME("update_tree"));
undo_redo->add_undo_method(task_tree, SNAME("update_tree"));
undo_redo->commit_action();
_mark_as_dirty(true);
}
} break;
case ACTION_REMOVE: {
Ref<BTTask> sel = task_tree->get_selected();
if (sel.is_valid()) {
undo_redo->create_action(TTR("Remove BT Task"));
if (sel->get_parent().is_null()) {
undo_redo->add_do_method(task_tree->get_bt().ptr(), SNAME("set_root_task"), Variant());
undo_redo->add_undo_method(task_tree->get_bt().ptr(), SNAME("set_root_task"), task_tree->get_bt()->get_root_task());
} else {
undo_redo->add_do_method(sel->get_parent().ptr(), SNAME("remove_child"), sel);
undo_redo->add_undo_method(sel->get_parent().ptr(), SNAME("add_child_at_index"), sel, sel->get_parent()->get_child_index(sel));
}
undo_redo->add_do_method(task_tree, SNAME("update_tree"));
undo_redo->add_undo_method(task_tree, SNAME("update_tree"));
undo_redo->commit_action();
EditorNode::get_singleton()->edit_resource(task_tree->get_selected());
_mark_as_dirty(true);
}
} break;
}
}
void LimboAIEditor::_on_tree_task_selected(const Ref<BTTask> &p_task) {
EditorNode::get_singleton()->edit_resource(p_task);
}
void LimboAIEditor::_on_tree_task_double_clicked() {
_action_selected(ACTION_RENAME);
}
void LimboAIEditor::_on_visibility_changed() {
if (task_tree->is_visible()) {
Ref<BTTask> sel = task_tree->get_selected();
if (sel.is_valid()) {
EditorNode::get_singleton()->edit_resource(sel);
} else if (task_tree->get_bt().is_valid() && InspectorDock::get_inspector_singleton()->get_edited_object() != task_tree->get_bt().ptr()) {
EditorNode::get_singleton()->edit_resource(task_tree->get_bt());
}
task_panel->refresh();
}
_update_favorite_tasks();
}
void LimboAIEditor::_on_header_pressed() {
_update_header();
task_tree->deselect();
EditorNode::get_singleton()->edit_resource(task_tree->get_bt());
}
void LimboAIEditor::_on_save_pressed() {
if (task_tree->get_bt().is_null()) {
return;
}
String path = task_tree->get_bt()->get_path();
if (path.is_empty()) {
save_dialog->popup_centered_ratio();
} else {
_save_bt(path);
}
}
void LimboAIEditor::_on_history_back() {
idx_history = MAX(idx_history - 1, 0);
EditorNode::get_singleton()->edit_resource(history[idx_history]);
}
void LimboAIEditor::_on_history_forward() {
idx_history = MIN(idx_history + 1, history.size() - 1);
EditorNode::get_singleton()->edit_resource(history[idx_history]);
}
void LimboAIEditor::_on_task_dragged(Ref<BTTask> p_task, Ref<BTTask> p_to_task, int p_type) {
ERR_FAIL_COND(p_type < -1 || p_type > 1);
if (p_task == p_to_task) {
return;
}
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Drag BT Task"));
undo_redo->add_do_method(p_task->get_parent().ptr(), SNAME("remove_child"), p_task);
if (p_type == 0) {
undo_redo->add_do_method(p_to_task.ptr(), SNAME("add_child"), p_task);
undo_redo->add_undo_method(p_to_task.ptr(), SNAME("remove_child"), p_task);
} else if (p_type == -1 && p_to_task->get_parent().is_valid()) {
undo_redo->add_do_method(p_to_task->get_parent().ptr(), SNAME("add_child_at_index"), p_task, p_to_task->get_parent()->get_child_index(p_to_task));
undo_redo->add_undo_method(p_to_task->get_parent().ptr(), SNAME("remove_child"), p_task);
} else if (p_type == 1 && p_to_task->get_parent().is_valid()) {
undo_redo->add_do_method(p_to_task->get_parent().ptr(), SNAME("add_child_at_index"), p_task, p_to_task->get_parent()->get_child_index(p_to_task) + 1);
undo_redo->add_undo_method(p_to_task->get_parent().ptr(), SNAME("remove_child"), p_task);
}
undo_redo->add_undo_method(p_task->get_parent().ptr(), "add_child_at_index", p_task, p_task->get_parent()->get_child_index(p_task));
undo_redo->add_do_method(task_tree, SNAME("update_tree"));
undo_redo->add_undo_method(task_tree, SNAME("update_tree"));
undo_redo->commit_action();
_mark_as_dirty(true);
}
void LimboAIEditor::_on_resources_reload(const Vector<String> &p_resources) {
for (const String &res_path : p_resources) {
if (!ResourceCache::has(res_path)) {
continue;
}
String res_type = ResourceLoader::get_resource_type(res_path);
if (res_type == "BehaviorTree") {
Ref<Resource> res = ResourceCache::get_ref(res_path);
if (res.is_valid()) {
if (history.has(res)) {
disk_changed_files.insert(res_path);
} else {
res->reload_from_file();
}
}
}
}
if (disk_changed_files.size() > 0) {
disk_changed_list->clear();
disk_changed_list->set_hide_root(true);
disk_changed_list->create_item();
for (const String &fn : disk_changed_files) {
TreeItem *ti = disk_changed_list->create_item();
ti->set_text(0, fn);
}
if (!is_visible()) {
EditorNode::get_singleton()->select_editor_by_name("LimboAI");
}
disk_changed->call_deferred("popup_centered_ratio", 0.5);
}
}
void LimboAIEditor::_reload_modified() {
for (const String &fn : disk_changed_files) {
Ref<Resource> res = ResourceCache::get_ref(fn);
if (res.is_valid()) {
ERR_FAIL_COND(!res->is_class("BehaviorTree"));
res->reload_from_file();
if (idx_history >= 0 && history.get(idx_history) == res) {
edit_bt(res, true);
}
}
}
disk_changed_files.clear();
}
void LimboAIEditor::_resave_modified(String _str) {
for (const String &fn : disk_changed_files) {
Ref<Resource> res = ResourceCache::get_ref(fn);
if (res.is_valid()) {
ERR_FAIL_COND(!res->is_class("BehaviorTree"));
ResourceSaver::save(res, res->get_path());
}
}
disk_changed->hide();
disk_changed_files.clear();
}
void LimboAIEditor::_rename_task_confirmed() {
ERR_FAIL_COND(!task_tree->get_selected().is_valid());
rename_dialog->hide();
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Set Custom Name"));
undo_redo->add_do_method(task_tree->get_selected().ptr(), SNAME("set_custom_name"), rename_edit->get_text());
undo_redo->add_undo_method(task_tree->get_selected().ptr(), SNAME("set_custom_name"), task_tree->get_selected()->get_custom_name());
undo_redo->add_do_method(task_tree, SNAME("update_task"), task_tree->get_selected());
undo_redo->add_undo_method(task_tree, SNAME("update_task"), task_tree->get_selected());
undo_redo->commit_action();
}
void LimboAIEditor::apply_changes() {
for (int i = 0; i < history.size(); i++) {
Ref<BehaviorTree> bt = history.get(i);
String path = bt->get_path();
if (ResourceLoader::exists(path)) {
ResourceSaver::save(bt, path);
}
dirty.clear();
_update_header();
}
}
void LimboAIEditor::_update_favorite_tasks() {
for (int i = 0; i < fav_tasks_hbox->get_child_count(); i++) {
fav_tasks_hbox->get_child(i)->queue_free();
}
Array favorite_tasks = GLOBAL_GET("limbo_ai/behavior_tree/favorite_tasks");
for (int i = 0; i < favorite_tasks.size(); i++) {
String task_meta = favorite_tasks[i];
Button *btn = memnew(Button);
String task_name;
if (task_meta.begins_with("res:")) {
task_name = task_meta.get_file().get_basename().trim_prefix("BT").to_pascal_case();
} else {
task_name = task_meta.trim_prefix("BT");
}
btn->set_text(task_name);
btn->set_meta(SNAME("task_meta"), task_meta);
btn->set_icon(LimboUtility::get_singleton()->get_task_icon(task_meta));
btn->set_tooltip_text(vformat(TTR("Add %s task."), task_name));
btn->set_flat(true);
btn->add_theme_constant_override(SNAME("icon_max_width"), 16 * EDSCALE); // Force user icons to be of the proper size.
btn->set_focus_mode(Control::FOCUS_NONE);
btn->connect(SNAME("pressed"), callable_mp(this, &LimboAIEditor::_add_task_by_class_or_path).bind(task_meta));
fav_tasks_hbox->add_child(btn);
}
}
void LimboAIEditor::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
ConfigFile conf;
String conf_path = EditorPaths::get_singleton()->get_project_settings_dir().path_join("limbo_ai.cfg");
if (conf.load(conf_path) == OK) {
hsc->set_split_offset(conf.get_value("bt_editor", "bteditor_hsplit", hsc->get_split_offset()));
}
} break;
case NOTIFICATION_EXIT_TREE: {
ConfigFile conf;
String conf_path = EditorPaths::get_singleton()->get_project_settings_dir().path_join("limbo_ai.cfg");
conf.load(conf_path);
conf.set_value("bt_editor", "bteditor_hsplit", hsc->get_split_offset());
conf.save(conf_path);
} break;
case NOTIFICATION_THEME_CHANGED: {
new_btn->set_icon(EditorNode::get_singleton()->get_gui_base()->get_theme_icon(SNAME("New"), SNAME("EditorIcons")));
load_btn->set_icon(EditorNode::get_singleton()->get_gui_base()->get_theme_icon(SNAME("Load"), SNAME("EditorIcons")));
save_btn->set_icon(EditorNode::get_singleton()->get_gui_base()->get_theme_icon(SNAME("Save"), SNAME("EditorIcons")));
new_script_btn->set_icon(EditorNode::get_singleton()->get_gui_base()->get_theme_icon(SNAME("ScriptCreate"), SNAME("EditorIcons")));
history_back->set_icon(EditorNode::get_singleton()->get_gui_base()->get_theme_icon(SNAME("Back"), SNAME("EditorIcons")));
history_forward->set_icon(EditorNode::get_singleton()->get_gui_base()->get_theme_icon(SNAME("Forward"), SNAME("EditorIcons")));
_update_favorite_tasks();
_update_header();
}
}
}
void LimboAIEditor::_bind_methods() {
ClassDB::bind_method(D_METHOD("_add_task", "p_task"), &LimboAIEditor::_add_task);
ClassDB::bind_method(D_METHOD("_remove_task", "p_task"), &LimboAIEditor::_remove_task);
ClassDB::bind_method(D_METHOD("_add_task_with_prototype", "p_prototype"), &LimboAIEditor::_add_task_with_prototype);
ClassDB::bind_method(D_METHOD("_new_bt"), &LimboAIEditor::_new_bt);
ClassDB::bind_method(D_METHOD("_save_bt", "p_path"), &LimboAIEditor::_save_bt);
ClassDB::bind_method(D_METHOD("_load_bt", "p_path"), &LimboAIEditor::_load_bt);
ClassDB::bind_method(D_METHOD("edit_bt", "p_behavior_tree", "p_force_refresh"), &LimboAIEditor::edit_bt, Variant(false));
ClassDB::bind_method(D_METHOD("_reload_modified"), &LimboAIEditor::_reload_modified);
ClassDB::bind_method(D_METHOD("_resave_modified"), &LimboAIEditor::_resave_modified);
}
LimboAIEditor::LimboAIEditor() {
idx_history = 0;
ED_SHORTCUT("limbo_ai/rename_task", TTR("Rename"), Key::F2);
ED_SHORTCUT_OVERRIDE("limbo_ai/rename_task", "macos", Key::ENTER);
ED_SHORTCUT("limbo_ai/move_task_up", TTR("Move Up"), KeyModifierMask::CMD_OR_CTRL | Key::UP);
ED_SHORTCUT("limbo_ai/move_task_down", TTR("Move Down"), KeyModifierMask::CMD_OR_CTRL | Key::DOWN);
ED_SHORTCUT("limbo_ai/duplicate_task", TTR("Duplicate"), KeyModifierMask::CMD_OR_CTRL | Key::D);
ED_SHORTCUT("limbo_ai/remove_task", TTR("Remove"), Key::KEY_DELETE);
ED_SHORTCUT("limbo_ai/new_behavior_tree", TTR("New Behavior Tree"), KeyModifierMask::CMD_OR_CTRL | KeyModifierMask::ALT | Key::N);
ED_SHORTCUT("limbo_ai/save_behavior_tree", TTR("Save Behavior Tree"), KeyModifierMask::CMD_OR_CTRL | KeyModifierMask::ALT | Key::S);
ED_SHORTCUT("limbo_ai/load_behavior_tree", TTR("Load Behavior Tree"), KeyModifierMask::CMD_OR_CTRL | KeyModifierMask::ALT | Key::L);
set_process_shortcut_input(true);
save_dialog = memnew(FileDialog);
save_dialog->set_file_mode(FileDialog::FILE_MODE_SAVE_FILE);
save_dialog->set_title("Save Behavior Tree");
save_dialog->add_filter("*.tres");
save_dialog->connect("file_selected", callable_mp(this, &LimboAIEditor::_save_bt));
save_dialog->hide();
add_child(save_dialog);
load_dialog = memnew(FileDialog);
load_dialog->set_file_mode(FileDialog::FILE_MODE_OPEN_FILE);
load_dialog->set_title("Load Behavior Tree");
load_dialog->add_filter("*.tres");
load_dialog->connect("file_selected", callable_mp(this, &LimboAIEditor::_load_bt));
load_dialog->hide();
add_child(load_dialog);
VBoxContainer *vb = memnew(VBoxContainer);
vb->set_anchor(SIDE_RIGHT, ANCHOR_END);
vb->set_anchor(SIDE_BOTTOM, ANCHOR_END);
add_child(vb);
HBoxContainer *toolbar = memnew(HBoxContainer);
vb->add_child(toolbar);
Array favorite_tasks_default;
favorite_tasks_default.append("BTSelector");
favorite_tasks_default.append("BTSequence");
favorite_tasks_default.append("BTParallel");
GLOBAL_DEF(PropertyInfo(Variant::ARRAY, "limbo_ai/behavior_tree/favorite_tasks", PROPERTY_HINT_ARRAY_TYPE, "String"), favorite_tasks_default);
fav_tasks_hbox = memnew(HBoxContainer);
toolbar->add_child(fav_tasks_hbox);
comment_btn = memnew(Button);
comment_btn->set_text(TTR("Comment"));
comment_btn->set_icon(LimboUtility::get_singleton()->get_task_icon("BTComment"));
comment_btn->set_tooltip_text(TTR("Add a BTComment task."));
comment_btn->set_flat(true);
comment_btn->set_focus_mode(Control::FOCUS_NONE);
comment_btn->connect("pressed", callable_mp(this, &LimboAIEditor::_add_task_by_class_or_path).bind("BTComment"));
toolbar->add_child(comment_btn);
toolbar->add_child(memnew(VSeparator));
new_btn = memnew(Button);
new_btn->set_text(TTR("New"));
new_btn->set_tooltip_text(TTR("Create a new behavior tree."));
new_btn->set_shortcut(ED_GET_SHORTCUT("limbo_ai/new_behavior_tree"));
new_btn->set_flat(true);
new_btn->set_focus_mode(Control::FOCUS_NONE);
new_btn->connect("pressed", callable_mp(this, &LimboAIEditor::_new_bt));
toolbar->add_child(new_btn);
load_btn = memnew(Button);
load_btn->set_text(TTR("Load"));
load_btn->set_tooltip_text(TTR("Load behavior tree from a resource file."));
load_btn->set_shortcut(ED_GET_SHORTCUT("limbo_ai/load_behavior_tree"));
load_btn->set_flat(true);
load_btn->set_focus_mode(Control::FOCUS_NONE);
load_btn->connect("pressed", callable_mp(load_dialog, &FileDialog::popup_file_dialog));
toolbar->add_child(load_btn);
save_btn = memnew(Button);
save_btn->set_text(TTR("Save"));
save_btn->set_tooltip_text(TTR("Save edited behavior tree to a resource file."));
save_btn->set_shortcut(ED_GET_SHORTCUT("limbo_ai/save_behavior_tree"));
save_btn->set_flat(true);
save_btn->set_focus_mode(Control::FOCUS_NONE);
save_btn->connect("pressed", callable_mp(this, &LimboAIEditor::_on_save_pressed));
toolbar->add_child(save_btn);
toolbar->add_child(memnew(VSeparator));
new_script_btn = memnew(Button);
new_script_btn->set_text(TTR("New Task"));
new_script_btn->set_tooltip_text(TTR("Create new task script and edit it."));
new_script_btn->set_flat(true);
new_script_btn->set_focus_mode(Control::FOCUS_NONE);
toolbar->add_child(new_script_btn);
HBoxContainer *nav = memnew(HBoxContainer);
nav->set_h_size_flags(SIZE_EXPAND | SIZE_SHRINK_END);
toolbar->add_child(nav);
history_back = memnew(Button);
history_back->set_flat(true);
history_back->set_focus_mode(FOCUS_NONE);
history_back->connect("pressed", callable_mp(this, &LimboAIEditor::_on_history_back));
nav->add_child(history_back);
history_forward = memnew(Button);
history_forward->set_flat(true);
history_forward->set_focus_mode(FOCUS_NONE);
history_forward->connect("pressed", callable_mp(this, &LimboAIEditor::_on_history_forward));
nav->add_child(history_forward);
header = memnew(Button);
header->set_text_alignment(HORIZONTAL_ALIGNMENT_LEFT);
header->add_theme_constant_override("hseparation", 8);
header->connect("pressed", callable_mp(this, &LimboAIEditor::_on_header_pressed));
vb->add_child(header);
hsc = memnew(HSplitContainer);
hsc->set_h_size_flags(SIZE_EXPAND_FILL);
hsc->set_v_size_flags(SIZE_EXPAND_FILL);
hsc->set_focus_mode(FOCUS_NONE);
vb->add_child(hsc);
task_tree = memnew(TaskTree);
task_tree->set_v_size_flags(SIZE_EXPAND_FILL);
task_tree->set_h_size_flags(SIZE_EXPAND_FILL);
task_tree->connect("rmb_pressed", callable_mp(this, &LimboAIEditor::_on_tree_rmb));
task_tree->connect("task_selected", callable_mp(this, &LimboAIEditor::_on_tree_task_selected));
task_tree->connect("visibility_changed", callable_mp(this, &LimboAIEditor::_on_visibility_changed));
task_tree->connect("task_dragged", callable_mp(this, &LimboAIEditor::_on_task_dragged));
task_tree->connect("task_double_clicked", callable_mp(this, &LimboAIEditor::_on_tree_task_double_clicked));
task_tree->hide();
hsc->add_child(task_tree);
usage_hint = memnew(Panel);
usage_hint->set_v_size_flags(SIZE_EXPAND_FILL);
usage_hint->set_h_size_flags(SIZE_EXPAND_FILL);
hsc->add_child(usage_hint);
Label *usage_label = memnew(Label);
usage_label->set_anchor(SIDE_RIGHT, 1);
usage_label->set_anchor(SIDE_BOTTOM, 1);
usage_label->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_CENTER);
usage_label->set_vertical_alignment(VERTICAL_ALIGNMENT_CENTER);
usage_label->set_text(TTR("Create a new or load an existing behavior tree."));
usage_hint->add_child(usage_label);
task_panel = memnew(TaskPanel());
hsc->set_split_offset(-300);
task_panel->connect("task_selected", callable_mp(this, &LimboAIEditor::_add_task_by_class_or_path));
task_panel->connect("favorite_tasks_changed", callable_mp(this, &LimboAIEditor::_update_favorite_tasks));
task_panel->hide();
hsc->add_child(task_panel);
menu = memnew(PopupMenu);
add_child(menu);
menu->connect("id_pressed", callable_mp(this, &LimboAIEditor::_action_selected));
rename_dialog = memnew(ConfirmationDialog);
{
rename_dialog->set_title("Rename Task");
VBoxContainer *vbc = memnew(VBoxContainer);
rename_dialog->add_child(vbc);
rename_edit = memnew(LineEdit);
vbc->add_child(rename_edit);
rename_edit->set_placeholder("Custom Name");
rename_edit->set_h_size_flags(Control::SIZE_EXPAND_FILL);
rename_edit->set_custom_minimum_size(Size2(350.0, 0.0));
rename_dialog->register_text_enter(rename_edit);
rename_dialog->get_ok_button()->set_text(TTR("Rename"));
rename_dialog->connect("confirmed", callable_mp(this, &LimboAIEditor::_rename_task_confirmed));
}
add_child(rename_dialog);
disk_changed = memnew(ConfirmationDialog);
{
VBoxContainer *vbc = memnew(VBoxContainer);
disk_changed->add_child(vbc);
Label *dl = memnew(Label);
dl->set_text(TTR("The following BehaviorTree resources are newer on disk.\nWhat action should be taken?"));
vbc->add_child(dl);
disk_changed_list = memnew(Tree);
vbc->add_child(disk_changed_list);
disk_changed_list->set_v_size_flags(Control::SIZE_EXPAND_FILL);
disk_changed->get_ok_button()->set_text(TTR("Reload"));
disk_changed->connect("confirmed", callable_mp(this, &LimboAIEditor::_reload_modified));
disk_changed->add_button(TTR("Resave"), !DisplayServer::get_singleton()->get_swap_cancel_ok(), "resave");
disk_changed->connect("custom_action", callable_mp(this, &LimboAIEditor::_resave_modified));
}
EditorNode::get_singleton()->get_gui_base()->add_child(disk_changed);
GLOBAL_DEF(PropertyInfo(Variant::STRING, "limbo_ai/behavior_tree/behavior_tree_default_dir", PROPERTY_HINT_DIR), "res://ai/trees");
GLOBAL_DEF(PropertyInfo(Variant::STRING, "limbo_ai/behavior_tree/user_task_dir_1", PROPERTY_HINT_DIR), "res://ai/tasks");
GLOBAL_DEF(PropertyInfo(Variant::STRING, "limbo_ai/behavior_tree/user_task_dir_2", PROPERTY_HINT_DIR), "");
GLOBAL_DEF(PropertyInfo(Variant::STRING, "limbo_ai/behavior_tree/user_task_dir_3", PROPERTY_HINT_DIR), "");
save_dialog->set_current_dir(GLOBAL_GET("limbo_ai/behavior_tree/behavior_tree_default_dir"));
load_dialog->set_current_dir(GLOBAL_GET("limbo_ai/behavior_tree/behavior_tree_default_dir"));
new_script_btn->connect("pressed", callable_mp(ScriptEditor::get_singleton(), &ScriptEditor::open_script_create_dialog).bind("BTAction", String(GLOBAL_GET("limbo_ai/behavior_tree/user_task_dir_1")).path_join("new_task")));
EditorFileSystem::get_singleton()->connect("resources_reload", callable_mp(this, &LimboAIEditor::_on_resources_reload));
}
LimboAIEditor::~LimboAIEditor() {
}
//**** LimboAIEditor ^
//**** LimboAIEditorPlugin
const Ref<Texture2D> LimboAIEditorPlugin::get_icon() const {
return EditorNode::get_singleton()->get_gui_base()->get_theme_icon(SNAME("LimboAIEditor"), SNAME("EditorIcons"));
}
void LimboAIEditorPlugin::apply_changes() {
limbo_ai_editor->apply_changes();
}
void LimboAIEditorPlugin::_notification(int p_notification) {
}
void LimboAIEditorPlugin::make_visible(bool p_visible) {
limbo_ai_editor->set_visible(p_visible);
}
void LimboAIEditorPlugin::edit(Object *p_object) {
if (Object::cast_to<BehaviorTree>(p_object)) {
limbo_ai_editor->edit_bt(Object::cast_to<BehaviorTree>(p_object));
}
}
bool LimboAIEditorPlugin::handles(Object *p_object) const {
if (Object::cast_to<BehaviorTree>(p_object)) {
return true;
}
return false;
}
LimboAIEditorPlugin::LimboAIEditorPlugin() {
limbo_ai_editor = memnew(LimboAIEditor());
limbo_ai_editor->set_v_size_flags(Control::SIZE_EXPAND_FILL);
EditorNode::get_singleton()->get_main_screen_control()->add_child(limbo_ai_editor);
limbo_ai_editor->hide();
add_debugger_plugin(memnew(LimboDebuggerPlugin));
}
LimboAIEditorPlugin::~LimboAIEditorPlugin() {
}
#endif // TOOLS_ENABLED
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