From 1597082c85a2bf3ddca0414de1fa32fb5f2e5350 Mon Sep 17 00:00:00 2001
From: Juan Linietsky
Date: Sat, 2 Jan 2016 20:17:31 -0300
Subject: -Ability to roll-back script-exported properties to their default
 value on the script, closes #2128

---
 modules/gdscript/gd_script.cpp | 22 ++++++++++++++++++++++
 modules/gdscript/gd_script.h   |  2 ++
 2 files changed, 24 insertions(+)

(limited to 'modules')

diff --git a/modules/gdscript/gd_script.cpp b/modules/gdscript/gd_script.cpp
index 9dddfdc1d..03e79393e 100644
--- a/modules/gdscript/gd_script.cpp
+++ b/modules/gdscript/gd_script.cpp
@@ -1592,6 +1592,28 @@ void GDScript::_update_placeholder(PlaceHolderScriptInstance *p_placeholder) {
 
 }*/
 #endif
+
+bool GDScript::get_property_default_value(const StringName& p_property, Variant &r_value) const {
+
+#ifdef TOOLS_ENABLED
+
+	//for (const Map<StringName,Variant>::Element *I=member_default_values.front();I;I=I->next()) {
+	//	print_line("\t"+String(String(I->key())+":"+String(I->get())));
+	//}
+	const Map<StringName,Variant>::Element *E=member_default_values_cache.find(p_property);
+	if (E) {
+		r_value=E->get();
+		return true;
+	}
+
+	if (base_cache.is_valid()) {
+		return base_cache->get_property_default_value(p_property,r_value);
+	}
+#endif
+	return false;
+
+}
+
 ScriptInstance* GDScript::instance_create(Object *p_this) {
 
 
diff --git a/modules/gdscript/gd_script.h b/modules/gdscript/gd_script.h
index 173997a1f..cf8f762a8 100644
--- a/modules/gdscript/gd_script.h
+++ b/modules/gdscript/gd_script.h
@@ -352,6 +352,8 @@ public:
 
 	Vector<uint8_t> get_as_byte_code() const;
 
+	bool get_property_default_value(const StringName& p_property,Variant& r_value) const;
+
 	virtual ScriptLanguage *get_language() const;
 
 	GDScript();
-- 
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