Files
UnrealEngine/Engine/Source/Runtime/UMG/Private/Binding/BrushBinding.cpp
2025-05-18 13:04:45 +08:00

69 lines
1.6 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#include "Binding/BrushBinding.h"
#include "Engine/Texture2D.h"
#include "Brushes/SlateNoResource.h"
#include "Blueprint/WidgetBlueprintLibrary.h"
#include UE_INLINE_GENERATED_CPP_BY_NAME(BrushBinding)
#define LOCTEXT_NAMESPACE "UMG"
UBrushBinding::UBrushBinding()
{
}
bool UBrushBinding::IsSupportedDestination(FProperty* Property) const
{
return IsConcreteTypeCompatibleWithReflectedType<FSlateBrush>(Property);
}
bool UBrushBinding::IsSupportedSource(FProperty* Property) const
{
if ( IsConcreteTypeCompatibleWithReflectedType<UObject*>(Property) )
{
if ( FObjectProperty* ObjectProperty = CastField<FObjectProperty>(Property) )
{
return ObjectProperty->PropertyClass->IsChildOf(UTexture2D::StaticClass());
}
}
return IsConcreteTypeCompatibleWithReflectedType<FSlateBrush>(Property);
}
FSlateBrush UBrushBinding::GetValue() const
{
//SCOPE_CYCLE_COUNTER(STAT_UMGBinding);
if ( UObject* Source = SourceObject.Get() )
{
if ( bConversion.Get(EConversion::None) == EConversion::None )
{
FSlateBrush Value;
if ( SourcePath.GetValue<FSlateBrush>(Source, Value) )
{
bConversion = EConversion::None;
return Value;
}
}
if ( bConversion.Get(EConversion::Texture) == EConversion::Texture )
{
UObject* Value;
if ( SourcePath.GetValue<UObject*>(Source, Value) )
{
if ( UTexture2D* Texture = Cast<UTexture2D>(Value) )
{
bConversion = EConversion::Texture;
return GetDefault<UWidgetBlueprintLibrary>()->MakeBrushFromTexture(Texture);
}
}
}
}
return FSlateNoResource();
}
#undef LOCTEXT_NAMESPACE