godot/editor/plugins/navigation_polygon_editor_plugin.cpp

261 lines
9.4 KiB
C++

/**************************************************************************/
/* navigation_polygon_editor_plugin.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "navigation_polygon_editor_plugin.h"
#include "editor/editor_node.h"
#include "editor/editor_settings.h"
#include "editor/editor_undo_redo_manager.h"
#include "scene/2d/navigation_region_2d.h"
#include "scene/gui/dialogs.h"
Ref<NavigationPolygon> NavigationPolygonEditor::_ensure_navpoly() const {
Ref<NavigationPolygon> navpoly = node->get_navigation_polygon();
if (!navpoly.is_valid()) {
navpoly = Ref<NavigationPolygon>(memnew(NavigationPolygon));
node->set_navigation_polygon(navpoly);
}
return navpoly;
}
Node2D *NavigationPolygonEditor::_get_node() const {
return node;
}
void NavigationPolygonEditor::_set_node(Node *p_polygon) {
node = Object::cast_to<NavigationRegion2D>(p_polygon);
if (node) {
Ref<NavigationPolygon> navpoly = node->get_navigation_polygon();
if (navpoly.is_valid() && navpoly->get_outline_count() > 0 && navpoly->get_polygon_count() == 0) {
// We have outlines drawn / added by the user but no polygons were created for this navmesh yet so let's bake once immediately.
_rebake_timer_timeout();
}
}
}
int NavigationPolygonEditor::_get_polygon_count() const {
Ref<NavigationPolygon> navpoly = node->get_navigation_polygon();
if (navpoly.is_valid()) {
return navpoly->get_outline_count();
} else {
return 0;
}
}
Variant NavigationPolygonEditor::_get_polygon(int p_idx) const {
Ref<NavigationPolygon> navpoly = node->get_navigation_polygon();
if (navpoly.is_valid()) {
return navpoly->get_outline(p_idx);
} else {
return Variant(Vector<Vector2>());
}
}
void NavigationPolygonEditor::_set_polygon(int p_idx, const Variant &p_polygon) const {
Ref<NavigationPolygon> navpoly = _ensure_navpoly();
navpoly->set_outline(p_idx, p_polygon);
if (rebake_timer && _rebake_timer_delay >= 0.0) {
rebake_timer->start();
}
}
void NavigationPolygonEditor::_action_add_polygon(const Variant &p_polygon) {
Ref<NavigationPolygon> navpoly = _ensure_navpoly();
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->add_do_method(navpoly.ptr(), "add_outline", p_polygon);
undo_redo->add_undo_method(navpoly.ptr(), "remove_outline", navpoly->get_outline_count());
if (rebake_timer && _rebake_timer_delay >= 0.0) {
rebake_timer->start();
}
}
void NavigationPolygonEditor::_action_remove_polygon(int p_idx) {
Ref<NavigationPolygon> navpoly = _ensure_navpoly();
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->add_do_method(navpoly.ptr(), "remove_outline", p_idx);
undo_redo->add_undo_method(navpoly.ptr(), "add_outline_at_index", navpoly->get_outline(p_idx), p_idx);
if (rebake_timer && _rebake_timer_delay >= 0.0) {
rebake_timer->start();
}
}
void NavigationPolygonEditor::_action_set_polygon(int p_idx, const Variant &p_previous, const Variant &p_polygon) {
Ref<NavigationPolygon> navpoly = _ensure_navpoly();
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->add_do_method(navpoly.ptr(), "set_outline", p_idx, p_polygon);
undo_redo->add_undo_method(navpoly.ptr(), "set_outline", p_idx, p_previous);
if (rebake_timer && _rebake_timer_delay >= 0.0) {
rebake_timer->start();
}
}
bool NavigationPolygonEditor::_has_resource() const {
return node && node->get_navigation_polygon().is_valid();
}
void NavigationPolygonEditor::_create_resource() {
if (!node) {
return;
}
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Create Navigation Polygon"));
undo_redo->add_do_method(node, "set_navigation_polygon", Ref<NavigationPolygon>(memnew(NavigationPolygon)));
undo_redo->add_undo_method(node, "set_navigation_polygon", Variant(Ref<RefCounted>()));
undo_redo->commit_action();
_menu_option(MODE_CREATE);
}
NavigationPolygonEditor::NavigationPolygonEditor() {
bake_hbox = memnew(HBoxContainer);
add_child(bake_hbox);
button_bake = memnew(Button);
button_bake->set_flat(true);
bake_hbox->add_child(button_bake);
button_bake->set_toggle_mode(true);
button_bake->set_text(TTR("Bake NavigationPolygon"));
button_bake->set_tooltip_text(TTR("Bakes the NavigationPolygon by first parsing the scene for source geometry and then creating the navigation polygon vertices and polygons."));
button_bake->connect(SceneStringName(pressed), callable_mp(this, &NavigationPolygonEditor::_bake_pressed));
button_reset = memnew(Button);
button_reset->set_flat(true);
bake_hbox->add_child(button_reset);
button_reset->set_text(TTR("Clear NavigationPolygon"));
button_reset->set_tooltip_text(TTR("Clears the internal NavigationPolygon outlines, vertices and polygons."));
button_reset->connect(SceneStringName(pressed), callable_mp(this, &NavigationPolygonEditor::_clear_pressed));
bake_info = memnew(Label);
bake_hbox->add_child(bake_info);
rebake_timer = memnew(Timer);
add_child(rebake_timer);
rebake_timer->set_one_shot(true);
_rebake_timer_delay = EDITOR_GET("editors/polygon_editor/auto_bake_delay");
if (_rebake_timer_delay >= 0.0) {
rebake_timer->set_wait_time(_rebake_timer_delay);
}
rebake_timer->connect("timeout", callable_mp(this, &NavigationPolygonEditor::_rebake_timer_timeout));
err_dialog = memnew(AcceptDialog);
add_child(err_dialog);
node = nullptr;
}
void NavigationPolygonEditor::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
button_bake->set_button_icon(get_editor_theme_icon(SNAME("Bake")));
button_reset->set_button_icon(get_editor_theme_icon(SNAME("Reload")));
} break;
case EditorSettings::NOTIFICATION_EDITOR_SETTINGS_CHANGED: {
if (rebake_timer) {
_rebake_timer_delay = EDITOR_GET("editors/polygon_editor/auto_bake_delay");
if (_rebake_timer_delay >= 0.0) {
rebake_timer->set_wait_time(_rebake_timer_delay);
}
}
} break;
}
}
void NavigationPolygonEditor::_bake_pressed() {
if (rebake_timer) {
rebake_timer->stop();
}
button_bake->set_pressed(false);
ERR_FAIL_NULL(node);
Ref<NavigationPolygon> navigation_polygon = node->get_navigation_polygon();
if (navigation_polygon.is_null()) {
err_dialog->set_text(TTR("A NavigationPolygon resource must be set or created for this node to work."));
err_dialog->popup_centered();
return;
}
node->bake_navigation_polygon(true);
node->queue_redraw();
}
void NavigationPolygonEditor::_clear_pressed() {
if (rebake_timer) {
rebake_timer->stop();
}
if (node) {
if (node->get_navigation_polygon().is_valid()) {
node->get_navigation_polygon()->clear();
// Needed to update all the region internals.
node->set_navigation_polygon(node->get_navigation_polygon());
}
}
button_bake->set_pressed(false);
bake_info->set_text("");
if (node) {
node->queue_redraw();
}
}
void NavigationPolygonEditor::_update_polygon_editing_state() {
if (!_get_node()) {
return;
}
if (node != nullptr && node->get_navigation_polygon().is_valid()) {
bake_hbox->show();
} else {
bake_hbox->hide();
}
}
void NavigationPolygonEditor::_rebake_timer_timeout() {
if (!node) {
return;
}
Ref<NavigationPolygon> navigation_polygon = node->get_navigation_polygon();
if (!navigation_polygon.is_valid()) {
return;
}
node->bake_navigation_polygon(true);
node->queue_redraw();
}
NavigationPolygonEditorPlugin::NavigationPolygonEditorPlugin() :
AbstractPolygon2DEditorPlugin(memnew(NavigationPolygonEditor), "NavigationRegion2D") {
}