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/*************************************************************************/
/* remote_transform_2d.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 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 "remote_transform_2d.h"
#include "scene/scene_string_names.h"
void RemoteTransform2D::_update_cache() {
cache=0;
if (has_node(remote_node)) {
Node *node = get_node(remote_node);
if (!node || this==node || node->is_a_parent_of(this) || this->is_a_parent_of(node)) {
return;
}
cache=node->get_instance_ID();
}
}
void RemoteTransform2D::_update_remote() {
if (!is_inside_tree())
return;
if (!cache)
return;
Object *obj = ObjectDB::get_instance(cache);
if (!obj)
return;
Node2D *n = obj->cast_to<Node2D>();
if (!n)
return;
if (!n->is_inside_tree())
return;
//todo make faster
n->set_global_transform(get_global_transform());
}
void RemoteTransform2D::_notification(int p_what) {
switch(p_what) {
case NOTIFICATION_READY: {
_update_cache();
} break;
case NOTIFICATION_TRANSFORM_CHANGED: {
if (!is_inside_tree())
break;
if (cache) {
_update_remote();
}
} break;
}
}
void RemoteTransform2D::set_remote_node(const NodePath& p_remote_node) {
remote_node=p_remote_node;
if (is_inside_tree())
_update_cache();
update_configuration_warning();
}
NodePath RemoteTransform2D::get_remote_node() const{
return remote_node;
}
String RemoteTransform2D::get_configuration_warning() const {
if (!has_node(remote_node) || !get_node(remote_node) || !get_node(remote_node)->cast_to<Node2D>()) {
return TTR("Path property must point to a valid Node2D node to work.");
}
return String();
}
void RemoteTransform2D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_remote_node","path"),&RemoteTransform2D::set_remote_node);
ClassDB::bind_method(D_METHOD("get_remote_node"),&RemoteTransform2D::get_remote_node);
ADD_PROPERTY( PropertyInfo(Variant::NODE_PATH,"remote_path"),"set_remote_node","get_remote_node");
}
RemoteTransform2D::RemoteTransform2D() {
cache=0;
set_notify_transform(true);
}
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