libikarus/include/ikarus/objects/blueprint.h
folling 2ab0109355
intermediate commit
Signed-off-by: Folling <mail@folling.io>
2025-04-15 12:10:38 +02:00

139 lines
5.7 KiB
C

#pragma once
/// \file blueprint.h
/// \author Folling <folling@ikarus.world>
#include <ikarus/macros.h>
#include <ikarus/stdtypes.h>
/// \defgroup blueprints Blueprints
/// \brief Blueprints are templates for entities.
/// @{
IKARUS_BEGIN_HEADER
/// \brief A blueprint object.
/// \details A blueprint is a collection of properties which can be linked to entities.
/// Each entity the blueprint is linked to will have values for the blueprints properties.q
struct IkarusBlueprint;
/// \brief Creates a blueprint.
/// \param project The project the blueprint is part of.
/// \pre \li Must not be null.
/// \pre \li Must exist.
/// \param name The name of the blueprint.
/// \pre \li Must not be null.
/// \pre \li Must not be empty.
/// \return The created blueprint or null if an error occurs.
/// \remark Must be freed using #ikarus_free.
IKA_API IkarusBlueprint * ikarus_blueprint_create(struct IkarusProject * project, char const * name);
/// \brief Creates a blueprint from an entity.
/// \details The created blueprint will have the same properties as the entity.
/// \param entity The entity to create the blueprint from.
/// \pre \li Must not be null.
/// \param link_entity If true, the entity will be linked to the blueprint. If not they will remain separate.
/// \param name The name of the blueprint. Must not be empty.
/// \pre \li Must not be null.
/// \pre \li Must not be empty.
/// \return The created blueprint or null if an error occurs.
/// \remark Must be freed using #ikarus_free.
IKA_API IkarusBlueprint * ikarus_blueprint_create_from_entity(
struct IkarusEntity * entity, bool link_entity, char const * name
);
/// \brief Copies a blueprint.
/// \details Creates a deep copy of the blueprint including all of its properties.
/// \param blueprint The blueprint to copy.
/// \pre \li Must not be null.
/// \pre \li Must exist.
/// \param name The name of the blueprint.
/// \pre \li Must not be null.
/// \pre \li Must not be empty.
/// \return The created blueprint or null if an error occurs.
/// \remark Linked entities won't be copied.
/// \remark Must be freed using #ikarus_free.
IKA_API IkarusBlueprint * ikarus_blueprint_copy(IkarusBlueprint const * blueprint, char const * name);
/// \brief Deletes a blueprint.
/// \param blueprint The blueprint to delete.
/// \pre \li Must not be null.
/// \pre \li Must exist.
/// \remark The blueprint must not be accessed after deletion.
IKA_API void ikarus_blueprint_delete(IkarusBlueprint * blueprint);
/// \brief Gets the project of a blueprint.
/// \param blueprint The blueprint to get the project of.
/// \pre \li Must not be null.
/// \pre \li Must exist.
/// \return The project of the blueprint or null if an error occurs.
IKA_API struct IkarusProject * ikarus_blueprint_get_project(IkarusBlueprint const * blueprint);
/// \brief Gets the name of a blueprint.
/// \param blueprint The blueprint to get the name of.
/// \pre \li Must not be null.
/// \pre \li Must exist.
/// \return The name of the blueprint or null if an error occurs.
/// \remark The returned pointer is valid until the blueprint is freed but may be invalidated by other operations.
IKA_API char const * ikarus_blueprint_get_name(IkarusBlueprint const * blueprint);
/// \brief Gets the number of properties of a blueprint.
/// \param blueprint The blueprint to get the number of properties of.
/// \pre \li Must not be null.
/// \pre \li Must exist.
/// \return The number of properties or undefined if an error occurs.
IKA_API size_t ikarus_blueprint_get_property_count(IkarusBlueprint const * blueprint);
/// \brief Gets the properties of a blueprint.
/// \param blueprint The blueprint to get the properties of.
/// \pre \li Must not be null.
/// \pre \li Must exist.
/// \param properties_out The buffer to write the properties to.
/// \pre \li Must not be null.
/// \param properties_out_size The size of the buffer.
IKA_API void ikarus_blueprint_get_properties(
IkarusBlueprint const * blueprint, struct IkarusProperty ** properties_out, size_t properties_out_size
);
/// \brief Gets the number of entities linked to a blueprint.
/// \param blueprint The blueprint to get the number of linked entities of.
/// \pre \li Must not be null.
/// \pre \li Must exist.
/// \return The number of linked entities or undefined if an error occurs.
IKA_API size_t ikarus_blueprint_get_linked_entity_count(IkarusBlueprint const * blueprint);
/// \brief Gets the entities linked to a blueprint.
/// \param blueprint The blueprint to get the linked entities of.
/// \pre \li Must not be null.
/// \pre \li Must exist.
/// \param entities_out The buffer to write the entities to.
/// \pre \li Must not be null.
/// \param entities_out_size The size of the buffer.
IKA_API void ikarus_blueprint_get_linked_entities(
IkarusBlueprint const * blueprint, struct IkarusEntity ** entities_out, size_t entities_out_size
);
/// \brief Sets the name of a blueprint.
/// \param blueprint The blueprint to set the name of.
/// \pre \li Must not be null.
/// \pre \li Must exist.
/// \param new_name The new name of the blueprint.
/// \pre \li Must not be null.
/// \pre \li Must not be empty.
IKA_API void ikarus_blueprint_set_name(IkarusBlueprint * blueprint, char const * new_name);
/// \brief Compares two blueprints.
/// \param left The left blueprint to compare.
/// \pre \li Must not be null.
/// \pre \li Must exist.
/// \param right The right blueprint to compare.
/// \pre \li Must not be null.
/// \pre \li Must exist.
/// \return True if the two blueprints are equal, false otherwise.
/// \remark This neither performs a pointer comparison nor a deep comparison. When we say "equal" we mean that the two
/// blueprints reference the same blueprint in the same project.
IKA_API bool ikarus_blueprint_is_equal(IkarusBlueprint const * left, IkarusBlueprint const * right);
IKARUS_END_HEADER
// @}