godot/editor/plugins/animation_tree_editor_plugin.cpp
Yuri Sizov b07c664af9 Make GraphEdit toolbar more customizable
Also adds a semi-transparent background
to make the toolbar stand out in front of nodes.
2023-10-02 13:43:08 +02:00

323 lines
10 KiB
C++

/**************************************************************************/
/* animation_tree_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 "animation_tree_editor_plugin.h"
#include "animation_blend_space_1d_editor.h"
#include "animation_blend_space_2d_editor.h"
#include "animation_blend_tree_editor_plugin.h"
#include "animation_state_machine_editor.h"
#include "core/config/project_settings.h"
#include "core/input/input.h"
#include "core/io/resource_loader.h"
#include "core/math/delaunay_2d.h"
#include "core/os/keyboard.h"
#include "editor/editor_node.h"
#include "editor/editor_scale.h"
#include "editor/gui/editor_file_dialog.h"
#include "scene/animation/animation_blend_tree.h"
#include "scene/animation/animation_player.h"
#include "scene/gui/button.h"
#include "scene/gui/menu_button.h"
#include "scene/gui/panel.h"
#include "scene/gui/scroll_container.h"
#include "scene/gui/separator.h"
#include "scene/main/window.h"
#include "scene/scene_string_names.h"
void AnimationTreeEditor::edit(AnimationTree *p_tree) {
if (p_tree && !p_tree->is_connected("animation_list_changed", callable_mp(this, &AnimationTreeEditor::_animation_list_changed))) {
p_tree->connect("animation_list_changed", callable_mp(this, &AnimationTreeEditor::_animation_list_changed), CONNECT_DEFERRED);
}
if (tree == p_tree) {
return;
}
if (tree && tree->is_connected("animation_list_changed", callable_mp(this, &AnimationTreeEditor::_animation_list_changed))) {
tree->disconnect("animation_list_changed", callable_mp(this, &AnimationTreeEditor::_animation_list_changed));
}
tree = p_tree;
Vector<String> path;
if (tree) {
edit_path(path);
}
}
void AnimationTreeEditor::_node_removed(Node *p_node) {
if (p_node == tree) {
tree = nullptr;
_clear_editors();
}
}
void AnimationTreeEditor::_path_button_pressed(int p_path) {
edited_path.clear();
for (int i = 0; i <= p_path; i++) {
edited_path.push_back(button_path[i]);
}
}
void AnimationTreeEditor::_animation_list_changed() {
AnimationNodeBlendTreeEditor *bte = AnimationNodeBlendTreeEditor::get_singleton();
if (bte) {
bte->update_graph();
}
}
void AnimationTreeEditor::_update_path() {
while (path_hb->get_child_count() > 1) {
memdelete(path_hb->get_child(1));
}
Ref<ButtonGroup> group;
group.instantiate();
Button *b = memnew(Button);
b->set_text(TTR("Root"));
b->set_toggle_mode(true);
b->set_button_group(group);
b->set_pressed(true);
b->set_focus_mode(FOCUS_NONE);
b->connect("pressed", callable_mp(this, &AnimationTreeEditor::_path_button_pressed).bind(-1));
path_hb->add_child(b);
for (int i = 0; i < button_path.size(); i++) {
b = memnew(Button);
b->set_text(button_path[i]);
b->set_toggle_mode(true);
b->set_button_group(group);
path_hb->add_child(b);
b->set_pressed(true);
b->set_focus_mode(FOCUS_NONE);
b->connect("pressed", callable_mp(this, &AnimationTreeEditor::_path_button_pressed).bind(i));
}
}
void AnimationTreeEditor::edit_path(const Vector<String> &p_path) {
button_path.clear();
Ref<AnimationNode> node = tree->get_root_animation_node();
if (node.is_valid()) {
current_root = node->get_instance_id();
for (int i = 0; i < p_path.size(); i++) {
Ref<AnimationNode> child = node->get_child_by_name(p_path[i]);
ERR_BREAK(child.is_null());
node = child;
button_path.push_back(p_path[i]);
}
edited_path = button_path;
for (int i = 0; i < editors.size(); i++) {
if (editors[i]->can_edit(node)) {
editors[i]->edit(node);
editors[i]->show();
} else {
editors[i]->edit(Ref<AnimationNode>());
editors[i]->hide();
}
}
} else {
current_root = ObjectID();
edited_path = button_path;
for (int i = 0; i < editors.size(); i++) {
editors[i]->edit(Ref<AnimationNode>());
editors[i]->hide();
}
}
_update_path();
}
void AnimationTreeEditor::_clear_editors() {
button_path.clear();
current_root = ObjectID();
edited_path = button_path;
for (int i = 0; i < editors.size(); i++) {
editors[i]->edit(Ref<AnimationNode>());
editors[i]->hide();
}
_update_path();
}
Vector<String> AnimationTreeEditor::get_edited_path() const {
return button_path;
}
void AnimationTreeEditor::enter_editor(const String &p_path) {
Vector<String> path = edited_path;
path.push_back(p_path);
edit_path(path);
}
void AnimationTreeEditor::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
get_tree()->connect("node_removed", callable_mp(this, &AnimationTreeEditor::_node_removed));
} break;
case NOTIFICATION_PROCESS: {
ObjectID root;
if (tree && tree->get_root_animation_node().is_valid()) {
root = tree->get_root_animation_node()->get_instance_id();
}
if (root != current_root) {
edit_path(Vector<String>());
}
if (button_path.size() != edited_path.size()) {
edit_path(edited_path);
}
} break;
case NOTIFICATION_EXIT_TREE: {
get_tree()->disconnect("node_removed", callable_mp(this, &AnimationTreeEditor::_node_removed));
} break;
}
}
void AnimationTreeEditor::_bind_methods() {
}
AnimationTreeEditor *AnimationTreeEditor::singleton = nullptr;
void AnimationTreeEditor::add_plugin(AnimationTreeNodeEditorPlugin *p_editor) {
ERR_FAIL_COND(p_editor->get_parent());
editor_base->add_child(p_editor);
editors.push_back(p_editor);
p_editor->set_h_size_flags(SIZE_EXPAND_FILL);
p_editor->set_v_size_flags(SIZE_EXPAND_FILL);
p_editor->hide();
}
void AnimationTreeEditor::remove_plugin(AnimationTreeNodeEditorPlugin *p_editor) {
ERR_FAIL_COND(p_editor->get_parent() != editor_base);
editor_base->remove_child(p_editor);
editors.erase(p_editor);
}
String AnimationTreeEditor::get_base_path() {
String path = SceneStringNames::get_singleton()->parameters_base_path;
for (int i = 0; i < edited_path.size(); i++) {
path += edited_path[i] + "/";
}
return path;
}
bool AnimationTreeEditor::can_edit(const Ref<AnimationNode> &p_node) const {
for (int i = 0; i < editors.size(); i++) {
if (editors[i]->can_edit(p_node)) {
return true;
}
}
return false;
}
Vector<String> AnimationTreeEditor::get_animation_list() {
if (!singleton->tree || !singleton->is_visible()) {
// When tree is empty, singleton not in the main thread.
return Vector<String>();
}
AnimationTree *tree = singleton->tree;
if (!tree) {
return Vector<String>();
}
List<StringName> anims;
tree->get_animation_list(&anims);
Vector<String> ret;
for (const StringName &E : anims) {
ret.push_back(E);
}
return ret;
}
AnimationTreeEditor::AnimationTreeEditor() {
AnimationNodeAnimation::get_editable_animation_list = get_animation_list;
path_edit = memnew(ScrollContainer);
add_child(path_edit);
path_edit->set_vertical_scroll_mode(ScrollContainer::SCROLL_MODE_DISABLED);
path_hb = memnew(HBoxContainer);
path_edit->add_child(path_hb);
path_hb->add_child(memnew(Label(TTR("Path:"))));
add_child(memnew(HSeparator));
singleton = this;
editor_base = memnew(MarginContainer);
editor_base->set_v_size_flags(SIZE_EXPAND_FILL);
add_child(editor_base);
add_plugin(memnew(AnimationNodeBlendTreeEditor));
add_plugin(memnew(AnimationNodeBlendSpace1DEditor));
add_plugin(memnew(AnimationNodeBlendSpace2DEditor));
add_plugin(memnew(AnimationNodeStateMachineEditor));
}
void AnimationTreeEditorPlugin::edit(Object *p_object) {
anim_tree_editor->edit(Object::cast_to<AnimationTree>(p_object));
}
bool AnimationTreeEditorPlugin::handles(Object *p_object) const {
return p_object->is_class("AnimationTree");
}
void AnimationTreeEditorPlugin::make_visible(bool p_visible) {
if (p_visible) {
//editor->hide_animation_player_editors();
//editor->animation_panel_make_visible(true);
button->show();
EditorNode::get_singleton()->make_bottom_panel_item_visible(anim_tree_editor);
anim_tree_editor->set_process(true);
} else {
if (anim_tree_editor->is_visible_in_tree()) {
EditorNode::get_singleton()->hide_bottom_panel();
}
button->hide();
anim_tree_editor->set_process(false);
}
}
AnimationTreeEditorPlugin::AnimationTreeEditorPlugin() {
anim_tree_editor = memnew(AnimationTreeEditor);
anim_tree_editor->set_custom_minimum_size(Size2(0, 300) * EDSCALE);
button = EditorNode::get_singleton()->add_bottom_panel_item(TTR("AnimationTree"), anim_tree_editor);
button->hide();
}
AnimationTreeEditorPlugin::~AnimationTreeEditorPlugin() {
}