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Add asset loading states per zone for the usecase of saving loaded menus and menu functions

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Jan
2021-11-13 22:18:44 +01:00
parent b1e5fc70a6
commit 4552a4fe4a
14 changed files with 106 additions and 2 deletions
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20
src/ObjLoading/AssetLoading/AssetLoadingContext.h
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@ -1,8 +1,11 @@
#pragma once
#include <unordered_map>
#include <typeindex>
#include <type_traits>
#include "IGdtQueryable.h"
#include "IZoneAssetLoaderState.h"
#include "Obj/Gdt/Gdt.h"
#include "SearchPath/ISearchPath.h"
#include "Zone/Zone.h"
@ -10,6 +13,7 @@
class AssetLoadingContext final : public IGdtQueryable
{
std::unordered_map<std::string, std::unordered_map<std::string, GdtEntry*>> m_entries_by_gdf_and_by_name;
std::unordered_map<std::type_index, std::unique_ptr<IZoneAssetLoaderState>> m_zone_asset_loader_states;
void BuildGdtEntryCache();
@ -21,4 +25,20 @@ public:
AssetLoadingContext(Zone* zone, ISearchPath* rawSearchPath, std::vector<Gdt*> gdtFiles);
GdtEntry* GetGdtEntryByGdfAndName(const std::string& gdfName, const std::string& entryName) override;
template<typename T>
T* GetZoneAssetLoaderState()
{
static_assert(std::is_base_of_v<IZoneAssetLoaderState, T>, "T must inherit IZoneAssetLoaderState");
// T must also have a public default constructor
const auto foundEntry = m_zone_asset_loader_states.find(typeid(T));
if(foundEntry != m_zone_asset_loader_states.end())
return dynamic_cast<T*>(foundEntry->second.get());
auto newState = std::make_unique<T>();
auto* newStatePtr = newState.get();
m_zone_asset_loader_states.emplace(std::make_pair<std::type_index, std::unique_ptr<IZoneAssetLoaderState>>(typeid(T), std::move(newState)));
return newStatePtr;
}
};