initial commit, 4.5 stable

core/variant/variant_callable.cpp

@@ -0,0 +1,90 @@
+/**************************************************************************/
+/*  variant_callable.cpp                                                  */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 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 "variant_callable.h"
+
+#include "core/templates/hashfuncs.h"
+
+bool VariantCallable::compare_equal(const CallableCustom *p_a, const CallableCustom *p_b) {
+	return p_a->hash() == p_b->hash();
+}
+
+bool VariantCallable::compare_less(const CallableCustom *p_a, const CallableCustom *p_b) {
+	return p_a->hash() < p_b->hash();
+}
+
+uint32_t VariantCallable::hash() const {
+	return h;
+}
+
+String VariantCallable::get_as_text() const {
+	return vformat("%s::%s", Variant::get_type_name(variant.get_type()), method);
+}
+
+CallableCustom::CompareEqualFunc VariantCallable::get_compare_equal_func() const {
+	return compare_equal;
+}
+
+CallableCustom::CompareLessFunc VariantCallable::get_compare_less_func() const {
+	return compare_less;
+}
+
+bool VariantCallable::is_valid() const {
+	return Variant::has_builtin_method(variant.get_type(), method);
+}
+
+StringName VariantCallable::get_method() const {
+	return method;
+}
+
+ObjectID VariantCallable::get_object() const {
+	return ObjectID();
+}
+
+int VariantCallable::get_argument_count(bool &r_is_valid) const {
+	if (!Variant::has_builtin_method(variant.get_type(), method)) {
+		r_is_valid = false;
+		return 0;
+	}
+	r_is_valid = true;
+	return Variant::get_builtin_method_argument_count(variant.get_type(), method);
+}
+
+void VariantCallable::call(const Variant **p_arguments, int p_argcount, Variant &r_return_value, Callable::CallError &r_call_error) const {
+	Variant v = variant;
+	v.callp(method, p_arguments, p_argcount, r_return_value, r_call_error);
+}
+
+VariantCallable::VariantCallable(const Variant &p_variant, const StringName &p_method) {
+	variant = p_variant;
+	method = p_method;
+	h = variant.hash();
+	h = hash_murmur3_one_64(Variant::get_builtin_method_hash(variant.get_type(), method), h);
+}