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Merge pull request #163 from Spartan322/improve-binding
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,34 @@ | ||
| #include "Checksum.hpp" | ||
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| #include <godot_cpp/core/error_macros.hpp> | ||
| #include <godot_cpp/variant/string.hpp> | ||
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| #include "openvic-extension/utility/ClassBindings.hpp" | ||
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| using namespace OpenVic; | ||
| using namespace godot; | ||
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| void Checksum::_bind_methods() { | ||
| OV_BIND_METHOD(Checksum::get_checksum_text); | ||
| } | ||
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| Checksum* Checksum::get_singleton() { | ||
| return _checksum; | ||
| } | ||
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| Checksum::Checksum() { | ||
| ERR_FAIL_COND(_checksum != nullptr); | ||
| _checksum = this; | ||
| } | ||
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| Checksum::~Checksum() { | ||
| ERR_FAIL_COND(_checksum != this); | ||
| _checksum = nullptr; | ||
| } | ||
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| /* REQUIREMENTS: | ||
| * DAT-8 | ||
| */ | ||
| godot::String Checksum::get_checksum_text() { | ||
| return godot::String("1234abcd"); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| #pragma once | ||
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| #include <concepts> | ||
| #include <initializer_list> | ||
| #include <string_view> | ||
| #include <type_traits> | ||
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| #include <godot_cpp/core/class_db.hpp> | ||
| #include <godot_cpp/variant/string_name.hpp> | ||
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| #include "openvic-extension/utility/StringLiteral.hpp" | ||
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| namespace godot { | ||
| class Object; | ||
| } | ||
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| #define OV_BIND_METHOD(Function, ...) \ | ||
| ::OpenVic::detail::bind_method<::OpenVic::detail::get_function_name<#Function>()>(&Function __VA_OPT__(, ) __VA_ARGS__) | ||
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| #define OV_BIND_SMETHOD(Function, ...) \ | ||
| ::OpenVic::detail::bind_static_method<::OpenVic::detail::get_function_name<#Function>()>( \ | ||
| get_class_static(), &Function __VA_OPT__(, ) __VA_ARGS__ \ | ||
| ) | ||
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| #define OV_BIND_SMETHOD_T(ClassType, Function, ...) \ | ||
| ::OpenVic::detail::bind_static_method<ClassType, ::OpenVic::detail::get_function_name<#Function>()>( \ | ||
| &Function __VA_OPT__(, ) __VA_ARGS__ \ | ||
| ) | ||
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| namespace OpenVic::detail { | ||
| template<typename Func> | ||
| concept IsFunctionPointer = std::is_function_v<std::remove_pointer_t<Func>>; | ||
| template<typename Func> | ||
| concept IsMemberFunctionPointer = std::is_member_function_pointer_v<Func>; | ||
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| template<StringLiteral In> | ||
| consteval auto get_function_name() { | ||
| constexpr auto result = [] { | ||
| constexpr auto prefix = std::string_view { "::" }; | ||
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| constexpr std::string_view in_sv = In; | ||
| constexpr auto start = in_sv.find_last_of(prefix); | ||
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| if constexpr (start == std::string_view::npos) { | ||
| return In; | ||
| } else { | ||
| constexpr auto result = in_sv.substr(start + 1); | ||
| return StringLiteral<result.size()> { result }; | ||
| } | ||
| }(); | ||
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| return result; | ||
| } | ||
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| template<StringLiteral Name, IsMemberFunctionPointer Func, typename... DefaultsT> | ||
| void bind_method(Func func, std::initializer_list<godot::StringName> arg_names, DefaultsT&&... defaults) { | ||
| godot::MethodDefinition definition { Name.data() }; | ||
| definition.args = { arg_names }; | ||
| godot::ClassDB::bind_method(definition, func, defaults...); | ||
| } | ||
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| template<StringLiteral Name, IsMemberFunctionPointer Func, typename... DefaultsT> | ||
| void bind_method(Func func, DefaultsT&&... defaults) { | ||
| bind_method<Name, Func>(func, {}, defaults...); | ||
| } | ||
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| template<StringLiteral Name, IsFunctionPointer Func, typename... DefaultsT> | ||
| void bind_static_method( | ||
| godot::StringName class_name, Func func, std::initializer_list<godot::StringName> arg_names, DefaultsT&&... defaults | ||
| ) { | ||
| godot::MethodDefinition definition { Name.data() }; | ||
| definition.args = { arg_names }; | ||
| godot::ClassDB::bind_static_method(class_name, definition, func, defaults...); | ||
| } | ||
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| template<StringLiteral Name, IsFunctionPointer Func, typename... DefaultsT> | ||
| void bind_static_method(godot::StringName class_name, Func func, DefaultsT&&... defaults) { | ||
| bind_static_method<Name>(class_name, func, {}, defaults...); | ||
| } | ||
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| template<std::derived_from<godot::Object> ClassT, StringLiteral Name, IsFunctionPointer Func, typename... DefaultsT> | ||
| void bind_static_method(Func func, std::initializer_list<godot::StringName> arg_names, DefaultsT&&... defaults) { | ||
| bind_static_method<Name>(ClassT::get_class_static(), func, arg_names, defaults...); | ||
| } | ||
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| template<std::derived_from<godot::Object> ClassT, StringLiteral Name, IsFunctionPointer Func, typename... DefaultsT> | ||
| void bind_static_method(Func func, DefaultsT&&... defaults) { | ||
| bind_static_method<ClassT, Name>(func, {}, defaults...); | ||
| } | ||
| } |
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