void UGameplayTagsManager::LoadGameplayTagTables(TArray<FString>& TagTableNames)
{
if (GameplayTagTables.Num() == 0 && TagTableNames.Num() > 0)
{
for (auto It(TagTableNames.CreateConstIterator()); It; ++It)
{
const FString& FileName = *It;
UDataTable* TagTable = LoadObject<UDataTable>(NULL, *FileName, NULL, LOAD_None, NULL);
// Handle case where the module is dynamically-loaded within a LoadPackage stack, which would otherwise
// result in the tag table not having its RowStruct serialized in time. Without the RowStruct, the tags manager
// will not be initialized correctly.
if (TagTable && IsLoading())
{
FLinkerLoad* TagLinker = TagTable->GetLinker();
if (TagLinker)
{
TagTable->GetLinker()->Preload(TagTable);
}
}
GameplayTagTables.Add(TagTable);
}
}
#if WITH_EDITOR
// Hook into notifications for object re-imports so that the gameplay tag tree can be reconstructed if the table changes
if (GIsEditor && GameplayTagTables.Num() > 0 && !RegisteredObjectReimport)
{
RegisteredObjectReimport = true;
FEditorDelegates::OnAssetPostImport.AddUObject(this, &UGameplayTagsManager::OnObjectReimported);
}
#endif
}
// Called when the game starts
void UTestLoadCSVComponent::BeginPlay()
{
Super::BeginPlay();
// ...
// 加载csv，并且显示第一行数据
UDataTable* csv = LoadObject<UDataTable>(NULL, TEXT("DataTable'/Game/csv/test1.test1'"));
if (csv != NULL && csv->GetRowNames().Num() > 0)
{
// 获取id=1的那行的数据
FTestDataRow* row = csv->FindRow<FTestDataRow>(TEXT("1"), TEXT(""));
if (row != NULL)
{
Debug(FString::Printf(TEXT("csv, row time="), row->time));
}
}
// 动态读取csv文件，不过，这个只能在Editor模式运行，如果需要在发布版中运行，那么自己新建一个类
FString FilePath = FPaths::ConvertRelativePathToFull(FPaths::GameDir()) + FString::Printf(TEXT("csv/test1.csv"));
FString Data;
if (FFileHelper::LoadFileToString(Data, *FilePath))
{
UDataTable* DataTable = NewObject<UDataTable>(GetTransientPackage(), FName(TEXT("CSV_Test")));
DataTable->RowStruct = FTestDataRow::StaticStruct();
DataTable->CreateTableFromCSVString(Data);
Debug(FString::Printf(TEXT("%d"), DataTable->GetRowNames().Num()));
}
}
static UDataTable* CreateGameplayDataTable()
{
FString CSV(TEXT(",Tag,CategoryText,"));
CSV.Append(TEXT("\r\n0,Damage"));
CSV.Append(TEXT("\r\n1,Damage.Basic"));
CSV.Append(TEXT("\r\n2,Damage.Type1"));
CSV.Append(TEXT("\r\n3,Damage.Type2"));
CSV.Append(TEXT("\r\n4,Damage.Reduce"));
CSV.Append(TEXT("\r\n5,Damage.Buffable"));
CSV.Append(TEXT("\r\n6,Damage.Buff"));
CSV.Append(TEXT("\r\n7,Damage.Physical"));
CSV.Append(TEXT("\r\n8,Damage.Fire"));
CSV.Append(TEXT("\r\n9,Damage.Buffed.FireBuff"));
CSV.Append(TEXT("\r\n10,Damage.Mitigated.Armor"));
CSV.Append(TEXT("\r\n11,Lifesteal"));
CSV.Append(TEXT("\r\n12,Shield"));
CSV.Append(TEXT("\r\n13,Buff"));
CSV.Append(TEXT("\r\n14,Immune"));
CSV.Append(TEXT("\r\n15,FireDamage"));
CSV.Append(TEXT("\r\n16,ShieldAbsorb"));
CSV.Append(TEXT("\r\n17,Stackable"));
CSV.Append(TEXT("\r\n18,Stack"));
CSV.Append(TEXT("\r\n19,Stack.CappedNumber"));
CSV.Append(TEXT("\r\n20,Stack.DiminishingReturns"));
CSV.Append(TEXT("\r\n21,Protect.Damage"));
CSV.Append(TEXT("\r\n22,SpellDmg.Buff"));
CSV.Append(TEXT("\r\n23,GameplayCue.Burning"));
UDataTable * DataTable = Cast<UDataTable>(StaticConstructObject(UDataTable::StaticClass(), GetTransientPackage(), FName(TEXT("TempDataTable"))));
DataTable->RowStruct = FGameplayTagTableRow::StaticStruct();
DataTable->CreateTableFromCSVString(CSV);
FGameplayTagTableRow * Row = (FGameplayTagTableRow*)DataTable->RowMap["0"];
if (Row)
{
check(Row->Tag == TEXT("Damage"));
}
return DataTable;
}
