const TSharedPtr<FLinearColor> CollectionViewUtils::LoadColor(const FString& InCollectionName, const ECollectionShareType::Type& InCollectionType)
{
check(InCollectionType != ECollectionShareType::CST_All);
const FString ColorKeyStr = ToConfigKey(InCollectionName, InCollectionType);
// See if we have a value cached first
{
TSharedPtr<FLinearColor>* const CachedColor = CollectionColors.Find(ColorKeyStr);
if(CachedColor)
{
return *CachedColor;
}
}
// Loads the color of collection at the given path from the config
if(FPaths::FileExists(GEditorUserSettingsIni))
{
// Create a new entry from the config, skip if it's default
FString ColorStr;
if(GConfig->GetString(TEXT("CollectionColor"), *ColorKeyStr, ColorStr, GEditorUserSettingsIni))
{
FLinearColor Color;
if(Color.InitFromString(ColorStr) && !Color.Equals(CollectionViewUtils::GetDefaultColor()))
{
return CollectionColors.Add(ColorKeyStr, MakeShareable(new FLinearColor(Color)));
}
}
else
{
return CollectionColors.Add(ColorKeyStr, MakeShareable(new FLinearColor(CollectionViewUtils::GetDefaultColor())));
}
}
return nullptr;
}
bool CollectionViewUtils::HasCustomColors( TArray< FLinearColor >* OutColors )
{
if(!FPaths::FileExists(GEditorUserSettingsIni))
{
return false;
}
// Read individual entries from a config file.
TArray<FString> Section;
GConfig->GetSection(TEXT("CollectionColor"), Section, GEditorUserSettingsIni);
bool bHasCustom = false;
const FCollectionManagerModule& CollectionManagerModule = FModuleManager::Get().LoadModuleChecked<FCollectionManagerModule>("CollectionManager");
const ICollectionManager& CollectionManager = CollectionManagerModule.Get();
for(FString& EntryStr : Section)
{
EntryStr.Trim();
FString ColorKeyStr;
FString ColorStr;
if(!EntryStr.Split("=", &ColorKeyStr, &ColorStr))
{
continue;
}
// Ignore any that have invalid or default colors
FLinearColor CurrentColor;
if(!CurrentColor.InitFromString(ColorStr) || CurrentColor.Equals(CollectionViewUtils::GetDefaultColor()))
{
continue;
}
// Ignore any that reference old collections
FString CollectionName;
ECollectionShareType::Type CollectionType;
if(!FromConfigKey(ColorKeyStr, CollectionName, CollectionType) || !CollectionManager.CollectionExists(*CollectionName, CollectionType))
{
continue;
}
bHasCustom = true;
if(OutColors)
{
// Only add if not already present (ignores near matches too)
bool bAdded = false;
for(const FLinearColor& Color : *OutColors)
{
if(CurrentColor.Equals(Color))
{
bAdded = true;
break;
}
}
if(!bAdded)
{
OutColors->Add(CurrentColor);
}
}
else
{
break;
}
}
return bHasCustom;
}