/*************************************************************************/ /* func_ref.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2020 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 "func_ref.h" Variant FuncRef::call_func(const Variant **p_args, int p_argcount, Callable::CallError &r_error) { if (id.is_null()) { r_error.error = Callable::CallError::CALL_ERROR_INSTANCE_IS_NULL; return Variant(); } Object *obj = ObjectDB::get_instance(id); if (!obj) { r_error.error = Callable::CallError::CALL_ERROR_INSTANCE_IS_NULL; return Variant(); } return obj->call(function, p_args, p_argcount, r_error); } Variant FuncRef::call_funcv(const Array &p_args) { ERR_FAIL_COND_V(id.is_null(), Variant()); Object *obj = ObjectDB::get_instance(id); ERR_FAIL_COND_V(!obj, Variant()); return obj->callv(function, p_args); } void FuncRef::set_instance(Object *p_obj) { ERR_FAIL_NULL(p_obj); id = p_obj->get_instance_id(); } void FuncRef::set_function(const StringName &p_func) { function = p_func; } bool FuncRef::is_valid() const { if (id.is_null()) { return false; } Object *obj = ObjectDB::get_instance(id); if (!obj) { return false; } return obj->has_method(function); } void FuncRef::_bind_methods() { { MethodInfo mi; mi.name = "call_func"; Vector<Variant> defargs; ClassDB::bind_vararg_method(METHOD_FLAGS_DEFAULT, "call_func", &FuncRef::call_func, mi, defargs); } ClassDB::bind_method(D_METHOD("call_funcv", "arg_array"), &FuncRef::call_funcv); ClassDB::bind_method(D_METHOD("set_instance", "instance"), &FuncRef::set_instance); ClassDB::bind_method(D_METHOD("set_function", "name"), &FuncRef::set_function); ClassDB::bind_method(D_METHOD("is_valid"), &FuncRef::is_valid); }