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godot/editor/plugins/tiles/tile_set_editor.cpp

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/*************************************************************************/
/* tile_set_editor.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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 "tile_set_editor.h"
#include "tile_data_editors.h"
#include "tiles_editor_plugin.h"
#include "editor/editor_scale.h"
#include "scene/gui/box_container.h"
#include "scene/gui/control.h"
#include "scene/gui/tab_container.h"
TileSetEditor *TileSetEditor::singleton = nullptr;
void TileSetEditor::drop_data_fw(const Point2 &p_point, const Variant &p_data, Control *p_from) {
ERR_FAIL_COND(!tile_set.is_valid());
if (!can_drop_data_fw(p_point, p_data, p_from)) {
return;
}
if (p_from == sources_list) {
// Handle dropping a texture in the list of atlas resources.
int source_id = -1;
int added = 0;
Dictionary d = p_data;
Vector<String> files = d["files"];
for (int i = 0; i < files.size(); i++) {
Ref<Texture2D> resource = ResourceLoader::load(files[i]);
if (resource.is_valid()) {
// Retrieve the id for the next created source.
source_id = tile_set->get_next_source_id();
// Actually create the new source.
Ref<TileSetAtlasSource> atlas_source = memnew(TileSetAtlasSource);
atlas_source->set_texture(resource);
undo_redo->create_action(TTR("Add a new atlas source"));
undo_redo->add_do_method(*tile_set, "add_source", atlas_source, source_id);
undo_redo->add_do_method(*atlas_source, "set_texture_region_size", tile_set->get_tile_size());
undo_redo->add_undo_method(*tile_set, "remove_source", source_id);
undo_redo->commit_action();
added += 1;
}
}
if (added == 1) {
tile_set_atlas_source_editor->init_source();
}
// Update the selected source (thus triggering an update).
_update_atlas_sources_list(source_id);
}
}
bool TileSetEditor::can_drop_data_fw(const Point2 &p_point, const Variant &p_data, Control *p_from) const {
ERR_FAIL_COND_V(!tile_set.is_valid(), false);
if (p_from == sources_list) {
Dictionary d = p_data;
if (!d.has("type")) {
return false;
}
// Check if we have a Texture2D.
if (String(d["type"]) == "files") {
Vector<String> files = d["files"];
if (files.size() == 0) {
return false;
}
for (int i = 0; i < files.size(); i++) {
String file = files[i];
String ftype = EditorFileSystem::get_singleton()->get_file_type(file);
if (!ClassDB::is_parent_class(ftype, "Texture2D")) {
return false;
}
}
return true;
}
}
return false;
}
void TileSetEditor::_update_atlas_sources_list(int force_selected_id) {
ERR_FAIL_COND(!tile_set.is_valid());
// Get the previously selected id.
int old_selected = -1;
if (sources_list->get_current() >= 0) {
int source_id = sources_list->get_item_metadata(sources_list->get_current());
if (tile_set->has_source(source_id)) {
old_selected = source_id;
}
}
int to_select = -1;
if (force_selected_id >= 0) {
to_select = force_selected_id;
} else if (old_selected >= 0) {
to_select = old_selected;
}
// Clear the list.
sources_list->clear();
// Update the atlas sources.
for (int i = 0; i < tile_set->get_source_count(); i++) {
int source_id = tile_set->get_source_id(i);
TileSetSource *source = *tile_set->get_source(source_id);
Ref<Texture2D> texture;
String item_text;
// Atlas source.
TileSetAtlasSource *atlas_source = Object::cast_to<TileSetAtlasSource>(source);
if (atlas_source) {
texture = atlas_source->get_texture();
if (texture.is_valid()) {
item_text = vformat("%s (id:%d)", texture->get_path().get_file(), source_id);
} else {
item_text = vformat(TTR("No Texture Atlas Source (id:%d)"), source_id);
}
}
// Scene collection source.
TileSetScenesCollectionSource *scene_collection_source = Object::cast_to<TileSetScenesCollectionSource>(source);
if (scene_collection_source) {
texture = get_theme_icon(SNAME("PackedScene"), SNAME("EditorIcons"));
item_text = vformat(TTR("Scene Collection Source (id:%d)"), source_id);
}
// Use default if not valid.
if (item_text.is_empty()) {
item_text = vformat(TTR("Unknown Type Source (id:%d)"), source_id);
}
if (!texture.is_valid()) {
texture = missing_texture_texture;
}
sources_list->add_item(item_text, texture);
sources_list->set_item_metadata(i, source_id);
}
// Set again the current selected item if needed.
if (to_select >= 0) {
for (int i = 0; i < sources_list->get_item_count(); i++) {
if ((int)sources_list->get_item_metadata(i) == to_select) {
sources_list->set_current(i);
if (old_selected != to_select) {
sources_list->emit_signal(SNAME("item_selected"), sources_list->get_current());
}
break;
}
}
}
// If nothing is selected, select the first entry.
if (sources_list->get_current() < 0 && sources_list->get_item_count() > 0) {
sources_list->set_current(0);
if (old_selected != int(sources_list->get_item_metadata(0))) {
sources_list->emit_signal(SNAME("item_selected"), sources_list->get_current());
}
}
// If there is no source left, hide all editors and show the label.
_source_selected(sources_list->get_current());
// Synchronize the lists.
TilesEditor::get_singleton()->set_atlas_sources_lists_current(sources_list->get_current());
}
void TileSetEditor::_source_selected(int p_source_index) {
ERR_FAIL_COND(!tile_set.is_valid());
// Update the selected source.
sources_delete_button->set_disabled(p_source_index < 0);
if (p_source_index >= 0) {
int source_id = sources_list->get_item_metadata(p_source_index);
TileSetAtlasSource *atlas_source = Object::cast_to<TileSetAtlasSource>(*tile_set->get_source(source_id));
TileSetScenesCollectionSource *scenes_collection_source = Object::cast_to<TileSetScenesCollectionSource>(*tile_set->get_source(source_id));
if (atlas_source) {
no_source_selected_label->hide();
tile_set_atlas_source_editor->edit(*tile_set, atlas_source, source_id);
tile_set_atlas_source_editor->show();
tile_set_scenes_collection_source_editor->hide();
} else if (scenes_collection_source) {
no_source_selected_label->hide();
tile_set_atlas_source_editor->hide();
tile_set_scenes_collection_source_editor->edit(*tile_set, scenes_collection_source, source_id);
tile_set_scenes_collection_source_editor->show();
} else {
no_source_selected_label->show();
tile_set_atlas_source_editor->hide();
tile_set_scenes_collection_source_editor->hide();
}
} else {
no_source_selected_label->show();
tile_set_atlas_source_editor->hide();
tile_set_scenes_collection_source_editor->hide();
}
}
void TileSetEditor::_source_add_id_pressed(int p_id_pressed) {
ERR_FAIL_COND(!tile_set.is_valid());
switch (p_id_pressed) {
case 0: {
int source_id = tile_set->get_next_source_id();
Ref<TileSetAtlasSource> atlas_source = memnew(TileSetAtlasSource);
// Add a new source.
undo_redo->create_action(TTR("Add atlas source"));
undo_redo->add_do_method(*tile_set, "add_source", atlas_source, source_id);
undo_redo->add_do_method(*atlas_source, "set_texture_region_size", tile_set->get_tile_size());
undo_redo->add_undo_method(*tile_set, "remove_source", source_id);
undo_redo->commit_action();
_update_atlas_sources_list(source_id);
} break;
case 1: {
int source_id = tile_set->get_next_source_id();
Ref<TileSetScenesCollectionSource> scene_collection_source = memnew(TileSetScenesCollectionSource);
// Add a new source.
undo_redo->create_action(TTR("Add atlas source"));
undo_redo->add_do_method(*tile_set, "add_source", scene_collection_source, source_id);
undo_redo->add_undo_method(*tile_set, "remove_source", source_id);
undo_redo->commit_action();
_update_atlas_sources_list(source_id);
} break;
default:
ERR_FAIL();
}
}
void TileSetEditor::_source_delete_pressed() {
ERR_FAIL_COND(!tile_set.is_valid());
// Update the selected source.
int to_delete = sources_list->get_item_metadata(sources_list->get_current());
Ref<TileSetSource> source = tile_set->get_source(to_delete);
// Remove the source.
undo_redo->create_action(TTR("Remove source"));
undo_redo->add_do_method(*tile_set, "remove_source", to_delete);
undo_redo->add_undo_method(*tile_set, "add_source", source, to_delete);
undo_redo->commit_action();
_update_atlas_sources_list();
}
void TileSetEditor::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE:
case NOTIFICATION_THEME_CHANGED:
sources_delete_button->set_icon(get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")));
sources_add_button->set_icon(get_theme_icon(SNAME("Add"), SNAME("EditorIcons")));
missing_texture_texture = get_theme_icon(SNAME("TileSet"), SNAME("EditorIcons"));
break;
case NOTIFICATION_INTERNAL_PROCESS:
if (tile_set_changed_needs_update) {
if (tile_set.is_valid()) {
tile_set->set_edited(true);
}
_update_atlas_sources_list();
tile_set_changed_needs_update = false;
}
break;
default:
break;
}
}
void TileSetEditor::_tile_set_changed() {
tile_set_changed_needs_update = true;
}
void TileSetEditor::_undo_redo_inspector_callback(Object *p_undo_redo, Object *p_edited, String p_property, Variant p_new_value) {
UndoRedo *undo_redo = Object::cast_to<UndoRedo>(p_undo_redo);
ERR_FAIL_COND(!undo_redo);
#define ADD_UNDO(obj, property) undo_redo->add_undo_property(obj, property, tile_data->get(property));
TileSet *tile_set = Object::cast_to<TileSet>(p_edited);
if (tile_set) {
Vector<String> components = p_property.split("/", true, 3);
for (int i = 0; i < tile_set->get_source_count(); i++) {
int source_id = tile_set->get_source_id(i);
Ref<TileSetAtlasSource> tas = tile_set->get_source(source_id);
if (tas.is_valid()) {
for (int j = 0; j < tas->get_tiles_count(); j++) {
Vector2i tile_id = tas->get_tile_id(j);
for (int k = 0; k < tas->get_alternative_tiles_count(tile_id); k++) {
int alternative_id = tas->get_alternative_tile_id(tile_id, k);
TileData *tile_data = Object::cast_to<TileData>(tas->get_tile_data(tile_id, alternative_id));
ERR_FAIL_COND(!tile_data);
if (p_property == "occlusion_layers_count") {
int new_layer_count = p_new_value;
int old_layer_count = tile_set->get_occlusion_layers_count();
if (new_layer_count < old_layer_count) {
for (int occclusion_layer_index = new_layer_count - 1; occclusion_layer_index < old_layer_count; occclusion_layer_index++) {
ADD_UNDO(tile_data, vformat("occlusion_layer_%d/polygon", occclusion_layer_index));
}
}
} else if (p_property == "physics_layers_count") {
int new_layer_count = p_new_value;
int old_layer_count = tile_set->get_physics_layers_count();
if (new_layer_count < old_layer_count) {
for (int physics_layer_index = new_layer_count - 1; physics_layer_index < old_layer_count; physics_layer_index++) {
ADD_UNDO(tile_data, vformat("physics_layer_%d/polygons_count", physics_layer_index));
for (int polygon_index = 0; polygon_index < tile_data->get_collision_polygons_count(physics_layer_index); polygon_index++) {
ADD_UNDO(tile_data, vformat("physics_layer_%d/polygon_%d/points", physics_layer_index, polygon_index));
ADD_UNDO(tile_data, vformat("physics_layer_%d/polygon_%d/one_way", physics_layer_index, polygon_index));
ADD_UNDO(tile_data, vformat("physics_layer_%d/polygon_%d/one_way_margin", physics_layer_index, polygon_index));
}
}
}
} else if ((p_property == "terrains_sets_count" && tile_data->get_terrain_set() >= (int)p_new_value) ||
(components.size() == 2 && components[0].begins_with("terrain_set_") && components[0].trim_prefix("terrain_set_").is_valid_int() && components[1] == "mode") ||
(components.size() == 2 && components[0].begins_with("terrain_set_") && components[0].trim_prefix("terrain_set_").is_valid_int() && components[1] == "terrains_count" && tile_data->get_terrain_set() == components[0].trim_prefix("terrain_set_").to_int() && (int)p_new_value < tile_set->get_terrains_count(tile_data->get_terrain_set()))) {
ADD_UNDO(tile_data, "terrain_set");
for (int l = 0; l < TileSet::CELL_NEIGHBOR_MAX; l++) {
TileSet::CellNeighbor bit = TileSet::CellNeighbor(l);
if (tile_data->is_valid_peering_bit_terrain(bit)) {
ADD_UNDO(tile_data, "terrains_peering_bit/" + String(TileSet::CELL_NEIGHBOR_ENUM_TO_TEXT[l]));
}
}
} else if (p_property == "navigation_layers_count") {
int new_layer_count = p_new_value;
int old_layer_count = tile_set->get_navigation_layers_count();
if (new_layer_count < old_layer_count) {
for (int navigation_layer_index = new_layer_count - 1; navigation_layer_index < old_layer_count; navigation_layer_index++) {
ADD_UNDO(tile_data, vformat("navigation_layer_%d/polygon", navigation_layer_index));
}
}
} else if (p_property == "custom_data_layers_count") {
int new_layer_count = p_new_value;
int old_layer_count = tile_set->get_custom_data_layers_count();
if (new_layer_count < old_layer_count) {
for (int custom_data_layer_index = new_layer_count - 1; custom_data_layer_index < old_layer_count; custom_data_layer_index++) {
ADD_UNDO(tile_data, vformat("custom_data_%d", custom_data_layer_index));
}
}
} else if (components.size() == 2 && components[0].begins_with("custom_data_layer_") && components[0].trim_prefix("custom_data_layer_").is_valid_int() && components[1] == "type") {
int custom_data_layer = components[0].trim_prefix("custom_data_layer_").is_valid_int();
ADD_UNDO(tile_data, vformat("custom_data_%d", custom_data_layer));
}
}
}
}
}
}
#undef ADD_UNDO
}
void TileSetEditor::_bind_methods() {
ClassDB::bind_method(D_METHOD("_can_drop_data_fw"), &TileSetEditor::can_drop_data_fw);
ClassDB::bind_method(D_METHOD("_drop_data_fw"), &TileSetEditor::drop_data_fw);
}
void TileSetEditor::edit(Ref<TileSet> p_tile_set) {
if (p_tile_set == tile_set) {
return;
}
// Remove listener.
if (tile_set.is_valid()) {
tile_set->disconnect("changed", callable_mp(this, &TileSetEditor::_tile_set_changed));
}
// Change the edited object.
tile_set = p_tile_set;
// Add the listener again.
if (tile_set.is_valid()) {
tile_set->connect("changed", callable_mp(this, &TileSetEditor::_tile_set_changed));
_update_atlas_sources_list();
}
tile_set_atlas_source_editor->hide();
tile_set_scenes_collection_source_editor->hide();
no_source_selected_label->show();
}
TileSetEditor::TileSetEditor() {
singleton = this;
set_process_internal(true);
// Split container.
HSplitContainer *split_container = memnew(HSplitContainer);
split_container->set_name(TTR("Tiles"));
split_container->set_h_size_flags(SIZE_EXPAND_FILL);
split_container->set_v_size_flags(SIZE_EXPAND_FILL);
add_child(split_container);
// Sources list.
VBoxContainer *split_container_left_side = memnew(VBoxContainer);
split_container_left_side->set_h_size_flags(SIZE_EXPAND_FILL);
split_container_left_side->set_v_size_flags(SIZE_EXPAND_FILL);
split_container_left_side->set_stretch_ratio(0.25);
split_container_left_side->set_custom_minimum_size(Size2i(70, 0) * EDSCALE);
split_container->add_child(split_container_left_side);
sources_list = memnew(ItemList);
sources_list->set_fixed_icon_size(Size2i(60, 60) * EDSCALE);
sources_list->set_h_size_flags(SIZE_EXPAND_FILL);
sources_list->set_v_size_flags(SIZE_EXPAND_FILL);
sources_list->connect("item_selected", callable_mp(this, &TileSetEditor::_source_selected));
sources_list->connect("item_selected", callable_mp(TilesEditor::get_singleton(), &TilesEditor::set_atlas_sources_lists_current));
sources_list->connect("visibility_changed", callable_mp(TilesEditor::get_singleton(), &TilesEditor::synchronize_atlas_sources_list), varray(sources_list));
sources_list->set_texture_filter(CanvasItem::TEXTURE_FILTER_NEAREST);
sources_list->set_drag_forwarding(this);
split_container_left_side->add_child(sources_list);
HBoxContainer *sources_bottom_actions = memnew(HBoxContainer);
sources_bottom_actions->set_alignment(HBoxContainer::ALIGN_END);
split_container_left_side->add_child(sources_bottom_actions);
sources_delete_button = memnew(Button);
sources_delete_button->set_flat(true);
sources_delete_button->set_disabled(true);
sources_delete_button->connect("pressed", callable_mp(this, &TileSetEditor::_source_delete_pressed));
sources_bottom_actions->add_child(sources_delete_button);
sources_add_button = memnew(MenuButton);
sources_add_button->set_flat(true);
sources_add_button->get_popup()->add_item(TTR("Atlas"));
sources_add_button->get_popup()->add_item(TTR("Scenes Collection"));
sources_add_button->get_popup()->connect("id_pressed", callable_mp(this, &TileSetEditor::_source_add_id_pressed));
sources_bottom_actions->add_child(sources_add_button);
// Right side container.
VBoxContainer *split_container_right_side = memnew(VBoxContainer);
split_container_right_side->set_h_size_flags(SIZE_EXPAND_FILL);
split_container_right_side->set_v_size_flags(SIZE_EXPAND_FILL);
split_container->add_child(split_container_right_side);
// No source selected.
no_source_selected_label = memnew(Label);
no_source_selected_label->set_text(TTR("No TileSet source selected. Select or create a TileSet source."));
no_source_selected_label->set_h_size_flags(SIZE_EXPAND_FILL);
no_source_selected_label->set_v_size_flags(SIZE_EXPAND_FILL);
no_source_selected_label->set_align(Label::ALIGN_CENTER);
no_source_selected_label->set_valign(Label::VALIGN_CENTER);
split_container_right_side->add_child(no_source_selected_label);
// Atlases editor.
tile_set_atlas_source_editor = memnew(TileSetAtlasSourceEditor);
tile_set_atlas_source_editor->set_h_size_flags(SIZE_EXPAND_FILL);
tile_set_atlas_source_editor->set_v_size_flags(SIZE_EXPAND_FILL);
tile_set_atlas_source_editor->connect("source_id_changed", callable_mp(this, &TileSetEditor::_update_atlas_sources_list));
split_container_right_side->add_child(tile_set_atlas_source_editor);
tile_set_atlas_source_editor->hide();
// Scenes collection editor.
tile_set_scenes_collection_source_editor = memnew(TileSetScenesCollectionSourceEditor);
tile_set_scenes_collection_source_editor->set_h_size_flags(SIZE_EXPAND_FILL);
tile_set_scenes_collection_source_editor->set_v_size_flags(SIZE_EXPAND_FILL);
tile_set_scenes_collection_source_editor->connect("source_id_changed", callable_mp(this, &TileSetEditor::_update_atlas_sources_list));
split_container_right_side->add_child(tile_set_scenes_collection_source_editor);
tile_set_scenes_collection_source_editor->hide();
// Registers UndoRedo inspector callback.
EditorNode::get_singleton()->get_editor_data().add_undo_redo_inspector_hook_callback(callable_mp(this, &TileSetEditor::_undo_redo_inspector_callback));
}
TileSetEditor::~TileSetEditor() {
if (tile_set.is_valid()) {
tile_set->disconnect("changed", callable_mp(this, &TileSetEditor::_tile_set_changed));
}
}
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