godot/core/method_bind.cpp

/*************************************************************************/
/*  method_bind.cpp                                                      */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md)    */
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/* 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:                                             */
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/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
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// object.h needs to be the first include *before* method_bind.h
// FIXME: Find out why and fix potential cyclical dependencies.
#include "object.h"

#include "method_bind.h"

#ifdef DEBUG_METHODS_ENABLED
PropertyInfo MethodBind::get_argument_info(int p_argument) const {

	if (p_argument >= 0) {

		String name = p_argument < arg_names.size() ? String(arg_names[p_argument]) : String("arg" + itos(p_argument));
		PropertyInfo pi(get_argument_type(p_argument), name);

		if (!is_vararg() && pi.type == Variant::OBJECT) {
			StringName type_hint = arg_type_hints[p_argument];

			if (type_hint != StringName()) {
				pi.hint = PROPERTY_HINT_RESOURCE_TYPE;
				pi.hint_string = type_hint.operator String();
			}
		}
		return pi;

	} else {

		Variant::Type at = get_argument_type(-1);
		if (at == Variant::OBJECT && ret_type)
			return PropertyInfo(at, "ret", PROPERTY_HINT_RESOURCE_TYPE, ret_type);
		else
			return PropertyInfo(at, "ret");
	}

	return PropertyInfo();
}

#endif
void MethodBind::_set_const(bool p_const) {

	_const = p_const;
}

void MethodBind::_set_returns(bool p_returns) {

	_returns = p_returns;
}

StringName MethodBind::get_name() const {
	return name;
}
void MethodBind::set_name(const StringName &p_name) {
	name = p_name;
}

#ifdef DEBUG_METHODS_ENABLED
void MethodBind::set_argument_names(const Vector<StringName> &p_names) {

	arg_names = p_names;
}
Vector<StringName> MethodBind::get_argument_names() const {

	return arg_names;
}

void MethodBind::set_argument_type_hints(const Vector<StringName> &p_type_hints) {

	arg_type_hints = p_type_hints;
}

Vector<StringName> MethodBind::get_argument_type_hints() const {

	return arg_type_hints;
}

#endif

void MethodBind::set_default_arguments(const Vector<Variant> &p_defargs) {
	default_arguments = p_defargs;
	default_argument_count = default_arguments.size();
}

#ifdef DEBUG_METHODS_ENABLED
void MethodBind::_generate_argument_types(int p_count) {

	set_argument_count(p_count);

	Variant::Type *argt = memnew_arr(Variant::Type, p_count + 1);

	arg_type_hints.resize(p_count);

	argt[0] = _gen_argument_type(-1); // return type
	set_return_type(_gen_argument_type_hint(-1));

	for (int i = 0; i < p_count; i++) {
		argt[i + 1] = _gen_argument_type(i);
		arg_type_hints[i] = _gen_argument_type_hint(i);
	}

	set_argument_types(argt);
}

#endif

MethodBind::MethodBind() {
	static int last_id = 0;
	method_id = last_id++;
	hint_flags = METHOD_FLAGS_DEFAULT;
	argument_count = 0;
	default_argument_count = 0;
#ifdef DEBUG_METHODS_ENABLED
	argument_types = NULL;
#endif
	_const = false;
	_returns = false;
}

MethodBind::~MethodBind() {
#ifdef DEBUG_METHODS_ENABLED
	if (argument_types)
		memdelete_arr(argument_types);
#endif
}