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godot/editor/array_property_edit.cpp

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/*************************************************************************/
/* array_property_edit.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2019 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 "array_property_edit.h"
#include "core/io/marshalls.h"
#include "editor_node.h"
#define ITEMS_PER_PAGE 100
Variant ArrayPropertyEdit::get_array() const {
Object *o = ObjectDB::get_instance(obj);
if (!o)
return Array();
Variant arr = o->get(property);
if (!arr.is_array()) {
Variant::CallError ce;
arr = Variant::construct(default_type, NULL, 0, ce);
}
return arr;
}
void ArrayPropertyEdit::_notif_change() {
_change_notify();
}
void ArrayPropertyEdit::_notif_changev(const String &p_v) {
_change_notify(p_v.utf8().get_data());
}
void ArrayPropertyEdit::_set_size(int p_size) {
Variant arr = get_array();
arr.call("resize", p_size);
Object *o = ObjectDB::get_instance(obj);
if (!o)
return;
o->set(property, arr);
}
void ArrayPropertyEdit::_set_value(int p_idx, const Variant &p_value) {
Variant arr = get_array();
arr.set(p_idx, p_value);
Object *o = ObjectDB::get_instance(obj);
if (!o)
return;
o->set(property, arr);
}
bool ArrayPropertyEdit::_set(const StringName &p_name, const Variant &p_value) {
String pn = p_name;
if (pn.begins_with("array/")) {
if (pn == "array/size") {
Variant arr = get_array();
int size = arr.call("size");
int newsize = p_value;
if (newsize == size)
return true;
UndoRedo *ur = EditorNode::get_undo_redo();
ur->create_action(TTR("Resize Array"));
ur->add_do_method(this, "_set_size", newsize);
ur->add_undo_method(this, "_set_size", size);
if (newsize < size) {
for (int i = newsize; i < size; i++) {
ur->add_undo_method(this, "_set_value", i, arr.get(i));
}
} else if (newsize > size) {
Variant init;
Variant::CallError ce;
Variant::Type new_type = subtype;
if (new_type == Variant::NIL && size) {
new_type = arr.get(size - 1).get_type();
}
if (new_type != Variant::NIL) {
init = Variant::construct(new_type, NULL, 0, ce);
for (int i = size; i < newsize; i++) {
ur->add_do_method(this, "_set_value", i, init);
}
}
}
ur->add_do_method(this, "_notif_change");
ur->add_undo_method(this, "_notif_change");
ur->commit_action();
return true;
}
if (pn == "array/page") {
page = p_value;
_change_notify();
return true;
}
} else if (pn.begins_with("indices")) {
if (pn.find("_") != -1) {
//type
int idx = pn.get_slicec('/', 1).get_slicec('_', 0).to_int();
int type = p_value;
Variant arr = get_array();
Variant value = arr.get(idx);
if (value.get_type() != type && type >= 0 && type < Variant::VARIANT_MAX) {
Variant::CallError ce;
Variant new_value = Variant::construct(Variant::Type(type), NULL, 0, ce);
UndoRedo *ur = EditorNode::get_undo_redo();
ur->create_action(TTR("Change Array Value Type"));
ur->add_do_method(this, "_set_value", idx, new_value);
ur->add_undo_method(this, "_set_value", idx, value);
ur->add_do_method(this, "_notif_change");
ur->add_undo_method(this, "_notif_change");
ur->commit_action();
}
return true;
} else {
int idx = pn.get_slicec('/', 1).to_int();
Variant arr = get_array();
Variant value = arr.get(idx);
UndoRedo *ur = EditorNode::get_undo_redo();
ur->create_action(TTR("Change Array Value"));
ur->add_do_method(this, "_set_value", idx, p_value);
ur->add_undo_method(this, "_set_value", idx, value);
ur->add_do_method(this, "_notif_changev", p_name);
ur->add_undo_method(this, "_notif_changev", p_name);
ur->commit_action();
return true;
}
}
return false;
}
bool ArrayPropertyEdit::_get(const StringName &p_name, Variant &r_ret) const {
Variant arr = get_array();
//int size = arr.call("size");
String pn = p_name;
if (pn.begins_with("array/")) {
if (pn == "array/size") {
r_ret = arr.call("size");
return true;
}
if (pn == "array/page") {
r_ret = page;
return true;
}
} else if (pn.begins_with("indices")) {
if (pn.find("_") != -1) {
//type
int idx = pn.get_slicec('/', 1).get_slicec('_', 0).to_int();
bool valid;
r_ret = arr.get(idx, &valid);
if (valid)
r_ret = r_ret.get_type();
return valid;
} else {
int idx = pn.get_slicec('/', 1).to_int();
bool valid;
r_ret = arr.get(idx, &valid);
if (r_ret.get_type() == Variant::OBJECT && Object::cast_to<EncodedObjectAsID>(r_ret)) {
r_ret = Object::cast_to<EncodedObjectAsID>(r_ret)->get_object_id();
}
return valid;
}
}
return false;
}
void ArrayPropertyEdit::_get_property_list(List<PropertyInfo> *p_list) const {
Variant arr = get_array();
int size = arr.call("size");
p_list->push_back(PropertyInfo(Variant::INT, "array/size", PROPERTY_HINT_RANGE, "0,100000,1"));
int pages = size / ITEMS_PER_PAGE;
if (pages > 0)
p_list->push_back(PropertyInfo(Variant::INT, "array/page", PROPERTY_HINT_RANGE, "0," + itos(pages) + ",1"));
int offset = page * ITEMS_PER_PAGE;
int items = MIN(size - offset, ITEMS_PER_PAGE);
for (int i = 0; i < items; i++) {
Variant v = arr.get(i + offset);
bool is_typed = arr.get_type() != Variant::ARRAY || subtype != Variant::NIL;
if (!is_typed) {
p_list->push_back(PropertyInfo(Variant::INT, "indices/" + itos(i + offset) + "_type", PROPERTY_HINT_ENUM, vtypes));
}
if (v.get_type() == Variant::OBJECT && Object::cast_to<EncodedObjectAsID>(v)) {
p_list->push_back(PropertyInfo(Variant::INT, "indices/" + itos(i + offset), PROPERTY_HINT_OBJECT_ID, "Object"));
continue;
}
if (is_typed || v.get_type() != Variant::NIL) {
PropertyInfo pi(v.get_type(), "indices/" + itos(i + offset));
if (subtype != Variant::NIL) {
pi.type = Variant::Type(subtype);
pi.hint = PropertyHint(subtype_hint);
pi.hint_string = subtype_hint_string;
} else if (v.get_type() == Variant::OBJECT) {
pi.hint = PROPERTY_HINT_RESOURCE_TYPE;
pi.hint_string = "Resource";
}
p_list->push_back(pi);
}
}
}
void ArrayPropertyEdit::edit(Object *p_obj, const StringName &p_prop, const String &p_hint_string, Variant::Type p_deftype) {
page = 0;
property = p_prop;
obj = p_obj->get_instance_id();
default_type = p_deftype;
if (!p_hint_string.empty()) {
int hint_subtype_separator = p_hint_string.find(":");
if (hint_subtype_separator >= 0) {
String subtype_string = p_hint_string.substr(0, hint_subtype_separator);
int slash_pos = subtype_string.find("/");
if (slash_pos >= 0) {
subtype_hint = PropertyHint(subtype_string.substr(slash_pos + 1, subtype_string.size() - slash_pos - 1).to_int());
subtype_string = subtype_string.substr(0, slash_pos);
}
subtype_hint_string = p_hint_string.substr(hint_subtype_separator + 1, p_hint_string.size() - hint_subtype_separator - 1);
subtype = Variant::Type(subtype_string.to_int());
}
}
}
Node *ArrayPropertyEdit::get_node() {
return Object::cast_to<Node>(ObjectDB::get_instance(obj));
}
bool ArrayPropertyEdit::_dont_undo_redo() {
return true;
}
void ArrayPropertyEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("_set_size"), &ArrayPropertyEdit::_set_size);
ClassDB::bind_method(D_METHOD("_set_value"), &ArrayPropertyEdit::_set_value);
ClassDB::bind_method(D_METHOD("_notif_change"), &ArrayPropertyEdit::_notif_change);
ClassDB::bind_method(D_METHOD("_notif_changev"), &ArrayPropertyEdit::_notif_changev);
ClassDB::bind_method(D_METHOD("_dont_undo_redo"), &ArrayPropertyEdit::_dont_undo_redo);
}
ArrayPropertyEdit::ArrayPropertyEdit() {
page = 0;
for (int i = 0; i < Variant::VARIANT_MAX; i++) {
if (i > 0)
vtypes += ",";
vtypes += Variant::get_type_name(Variant::Type(i));
}
default_type = Variant::NIL;
subtype = Variant::NIL;
subtype_hint = PROPERTY_HINT_NONE;
subtype_hint_string = "";
}
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