libikarus/include/ikarus/values/toggle_value.h
2025-04-15 12:10:40 +02:00

44 lines
1.4 KiB
C

#pragma once
/// \file toggle_value.h
/// \author Folling <folling@ikarus.world>
#include <ikarus/macros.h>
/// \addtogroup entity_value Entity Values
/// @{
IKARUS_BEGIN_HEADER
/// \brief A true/false boolean-like value. For example "IsDead".
struct IkarusToggleValue;
/// \brief Creates a toggle value from a boolean.
/// \param value The toggle value.
/// \return The entity value.
/// \remark Must be freed with #ikarus_free.
IKA_API IkarusToggleValue * ikarus_toggle_value_create(bool value);
/// \brief Creates an indeterminate toggle value.
/// \return The entity value.
/// \remark Must be freed with #ikarus_free.
IKA_API IkarusToggleValue * ikarus_toggle_value_create_indeterminate();
/// \brief Sets the value of a toggle value.
/// \param value The toggle value.
/// \pre \li Must not be null.
/// \param new_value The new value.
IKA_API void ikarus_toggle_value_set(IkarusToggleValue * value, bool new_value);
/// \brief Fetches the underlying value of a toggle value.
/// \param value The toggle value.
/// \return The underlying value.
/// \warning If the value is indeterminate, false is returned.
IKA_API bool ikarus_toggle_value_get_underlying(IkarusToggleValue const * value);
/// \brief Converts a toggle value to an entity value.
/// \param toggle_value The toggle value to convert.
/// \return The converted entity value.
IKA_API struct IkarusEntityValue * ikarus_toggle_value_to_entity_value(IkarusToggleValue * toggle_value);
IKARUS_END_HEADER