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-rw-r--r--core/path_db.cpp33
1 files changed, 32 insertions, 1 deletions
diff --git a/core/path_db.cpp b/core/path_db.cpp
index 1027ce7318..c6ea25d966 100644
--- a/core/path_db.cpp
+++ b/core/path_db.cpp
@@ -5,7 +5,7 @@
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2007-2015 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 */
@@ -286,6 +286,37 @@ NodePath::NodePath(const Vector<StringName>& p_path,const Vector<StringName>& p_
data->property=p_property;
}
+
+void NodePath::simplify() {
+
+ if (!data)
+ return;
+ for(int i=0;i<data->path.size();i++) {
+ if (data->path.size()==1)
+ break;
+ if (data->path[i].operator String()==".") {
+ data->path.remove(i);
+ i--;
+ } else if (data->path[i].operator String()==".." && i>0 && data->path[i-1].operator String()!="." && data->path[i-1].operator String()!="..") {
+ //remove both
+ data->path.remove(i-1);
+ data->path.remove(i-1);
+ i-=2;
+ if (data->path.size()==0) {
+ data->path.push_back(".");
+ break;
+ }
+ }
+ }
+}
+
+NodePath NodePath::simplified() const {
+
+ NodePath np=*this;
+ np.simplify();
+ return np;
+}
+
NodePath::NodePath(const String& p_path) {
data=NULL;