prefab_component.h

Go to the documentation of this file.

#pragma once
 
#include "basic_component.h"
#include <engine/assets/asset_handle.h>
#include <unordered_map>
#include <string>
#include <set>
#include <uuid/uuid.h>
 
namespace unravel
{
 
struct prefab_property_override_data
{
    hpp::uuid entity_uuid;              // Entity UUID for stable identification
    std::string component_path;         // Component type + property path (e.g., "transform_component/position/x")
    std::string pretty_component_path;  // Human-readable component path (e.g., "Transform/Position/X")
    
    prefab_property_override_data() = default;
    prefab_property_override_data(const hpp::uuid& uuid, const std::string& path);
    prefab_property_override_data(const hpp::uuid& uuid, const std::string& path, const std::string& pretty_path);
    
    auto operator==(const prefab_property_override_data& other) const -> bool;
    auto operator<(const prefab_property_override_data& other) const -> bool;
 
};
 
struct prefab_component : public component_crtp<prefab_component, owned_component>
{
    static constexpr bool in_place_delete = false;
 
    asset_handle<prefab> source;
 
    std::set<prefab_property_override_data> property_overrides;
 
    std::set<hpp::uuid> removed_entities;
 
    bool changed = false;
    
    void clear_overrides();
    
    void add_override(const hpp::uuid& entity_uuid, const std::string& component_path);
    
    void add_override(const hpp::uuid& entity_uuid, const std::string& component_path, const std::string& pretty_component_path);
    
    auto has_override(const hpp::uuid& entity_uuid, const std::string& component_path) const -> bool;
    
    void remove_override(const hpp::uuid& entity_uuid, const std::string& component_path);
 
    void remove_entity(const hpp::uuid& entity_uuid);
 
    
    auto get_all_overrides() const -> const std::set<prefab_property_override_data>&;
    
    auto has_serialization_override(const std::string& serialization_path) const -> bool;
};
 
 struct prefab_id_component
 {
     void regenerate_id()
     {
         id = generate_uuid();
     }
 
     void generate_if_nil()
     {
         if(id.is_nil()) 
         {
             id = generate_uuid();
         }
     }
     hpp::uuid id;
 };
 
 
} // namespace unravel