Add basic Player HUD

Source/Nakatomi/Nakatomi.Build.cs

@@ -8,7 +8,7 @@ public class Nakatomi : ModuleRules
 	{
 		PCHUsage = PCHUsageMode.UseExplicitOrSharedPCHs;
 	
-		PublicDependencyModuleNames.AddRange(new string[] { "Core", "CoreUObject", "Engine", "InputCore", "EnhancedInput", "FieldSystemEngine", "GeometryCollectionEngine" });
+		PublicDependencyModuleNames.AddRange(new string[] { "Core", "CoreUObject", "Engine", "InputCore", "EnhancedInput", "FieldSystemEngine", "GeometryCollectionEngine", "UMG" });
 
 		PrivateDependencyModuleNames.AddRange(new string[] {  });
 

Source/Nakatomi/PlayerCharacter.cpp

@@ -63,6 +63,15 @@ void APlayerCharacter::BeginPlay()
 		this->Tags.Add(FName("Player"));
 	}
 
+	if (PlayerHUD)
+	{
+		currentPlayerHUD = UUserWidget::CreateWidgetInstance(*GetWorld(), PlayerHUD, FName("PLayer HUD"));
+
+		if (currentPlayerHUD)
+		{
+			currentPlayerHUD->AddToViewport();
+		}
+	}
 }
 
 // Called every frame
@@ -469,3 +478,23 @@ void APlayerCharacter::ClearAllTimers()
 	GetWorldTimerManager().ClearTimer(FireTimerHandle);
 	GetWorldTimerManager().ClearTimer(CooldownTimerHandle);
 }
+
+int APlayerCharacter::GetCurrentAmmoCount()
+{
+	if (CurrentWeapon == nullptr)
+	{
+		return -1;
+	}
+
+	return CurrentWeapon->GetAmmoCount();
+}
+
+float APlayerCharacter::GetCurrentHealthCount()
+{
+	if (!GetHealthComponent())
+	{
+		return -1;
+	}
+
+	return GetHealthComponent()->GetCurrentHealth();
+}

Source/Nakatomi/PlayerCharacter.h

@@ -11,6 +11,7 @@
 #include "Weapon.h"
 #include "Engine/EngineTypes.h"
 #include "Engine/DamageEvents.h"
+#include "Blueprint/UserWidget.h"
 #include "PlayerCharacter.generated.h"
 
 class UInputAction;
@@ -59,6 +60,9 @@ public:
 	UPROPERTY(EditDefaultsOnly, BlueprintReadWrite)
 	UInputAction* WeaponSwitchingAction;
 
+	UPROPERTY(EditDefaultsOnly, BlueprintReadWrite)
+	TSubclassOf<class UUserWidget> PlayerHUD;
+
 protected:
 
 	UPROPERTY(EditDefaultsOnly, BlueprintReadWrite)
@@ -85,6 +89,8 @@ private:
 
 	bool IsFiring = false;
 
+	class UUserWidget* currentPlayerHUD;
+
 public:
 	// Sets default values for this character's properties
 	APlayerCharacter();
@@ -147,4 +153,10 @@ public:
 	void WeaponCooldownHandler();
 
 	void ClearAllTimers();
+
+	UFUNCTION(BlueprintCallable)
+	int GetCurrentAmmoCount();
+
+	UFUNCTION(BlueprintCallable)
+	float GetCurrentHealthCount();
 };