started to add effects in hud on the sample

Source/CogSample/CogSampleCharacter.h

@@ -29,8 +29,6 @@ struct FCogSampleRootMotionParams;
 struct FGameplayEffectSpec;
 struct FOnAttributeChangeData;
 
-DECLARE_DYNAMIC_MULTICAST_DELEGATE_ThreeParams(FCogSampleCooldownUpdateEventDelegate, const UGameplayAbility*, Ability, float, Duration, float, TimeRemaining);
-
 //--------------------------------------------------------------------------------------------------------------------------
 USTRUCT(BlueprintType)
 struct FActiveAbilityInfo
@@ -216,8 +214,11 @@ public:
     UPROPERTY(BlueprintAssignable)
     FCogSampleDamageEventDelegate OnDamageReceived;
 
-    UPROPERTY(BlueprintAssignable)
+    //UPROPERTY(BlueprintAssignable)
-    FCogSampleCooldownUpdateEventDelegate OnCooldownUpdated;
+    //FCogSampleGameplayEffectAddedEventDelegate OnEffectAdded;
+
+    //UPROPERTY(BlueprintAssignable)
+    //FCogSampleGameplayEffectRemovedEventDelegate OnEffectRemoved;
 
     //----------------------------------------------------------------------------------------------------------------------
     // Root Motion

Source/CogSample/CogSampleTask_ListenForGameplayEffectChanges.cpp

@@ -0,0 +1,47 @@
+#include "CogSampleTask_ListenForGameplayEffectChanges.h"
+
+//--------------------------------------------------------------------------------------------------------------------------
+UCogSampleTask_ListenForGameplayEffectChanges* UCogSampleTask_ListenForGameplayEffectChanges::ListenForGameplayEffectChanges(UAbilitySystemComponent* AbilitySystemComponent)
+{
+    if (!IsValid(AbilitySystemComponent))
+    {
+        return nullptr;
+    }
+
+    UCogSampleTask_ListenForGameplayEffectChanges* WaitForGameplayEffectChangesTask = NewObject<UCogSampleTask_ListenForGameplayEffectChanges>();
+    WaitForGameplayEffectChangesTask->AbilitySystemComponent = AbilitySystemComponent;
+
+    return WaitForGameplayEffectChangesTask;
+}
+
+//--------------------------------------------------------------------------------------------------------------------------
+void UCogSampleTask_ListenForGameplayEffectChanges::Activate()
+{
+    AbilitySystemComponent->OnActiveGameplayEffectAddedDelegateToSelf.AddUObject(this, &UCogSampleTask_ListenForGameplayEffectChanges::OnGameplayEffectAdded);
+    AbilitySystemComponent->OnAnyGameplayEffectRemovedDelegate().AddUObject(this, &UCogSampleTask_ListenForGameplayEffectChanges::OnGameplayEffectRemoved);
+}
+
+//--------------------------------------------------------------------------------------------------------------------------
+void UCogSampleTask_ListenForGameplayEffectChanges::EndTask()
+{
+    if (IsValid(AbilitySystemComponent))
+    {
+        AbilitySystemComponent->OnActiveGameplayEffectAddedDelegateToSelf.RemoveAll(this);
+        AbilitySystemComponent->OnAnyGameplayEffectRemovedDelegate().RemoveAll(this);
+    }
+
+    SetReadyToDestroy();
+    MarkAsGarbage();
+}
+
+//--------------------------------------------------------------------------------------------------------------------------
+void UCogSampleTask_ListenForGameplayEffectChanges::OnGameplayEffectAdded(UAbilitySystemComponent* InAbilitySystemComponent, const FGameplayEffectSpec& GameplayEffectSpec, FActiveGameplayEffectHandle Handle)
+{
+    OnAdded.Broadcast(Handle);
+}
+
+//--------------------------------------------------------------------------------------------------------------------------
+void UCogSampleTask_ListenForGameplayEffectChanges::OnGameplayEffectRemoved(const FActiveGameplayEffect& RemovedGameplayEffect)
+{
+    OnRemoved.Broadcast(RemovedGameplayEffect.Handle);
+}

Source/CogSample/CogSampleTask_ListenForGameplayEffectChanges.h

@@ -0,0 +1,39 @@
+#pragma once
+
+#include "CoreMinimal.h"
+#include "AbilitySystemComponent.h"
+#include "Kismet/BlueprintAsyncActionBase.h"
+
+#include "CogSampleTask_ListenForGameplayEffectChanges.generated.h"
+
+DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FCogSampleOnGameplayEffectChangesDelegate, FActiveGameplayEffectHandle, Handle)
+;
+UCLASS(BlueprintType, meta = (ExposedAsyncProxy = AsyncTask))
+class UCogSampleTask_ListenForGameplayEffectChanges : public UBlueprintAsyncActionBase
+{
+    GENERATED_BODY()
+public:
+
+    UPROPERTY(BlueprintAssignable)
+    FCogSampleOnGameplayEffectChangesDelegate OnAdded;
+
+    UPROPERTY(BlueprintAssignable)
+    FCogSampleOnGameplayEffectChangesDelegate OnRemoved;
+
+    UFUNCTION(BlueprintCallable, meta = (BlueprintInternalUseOnly = "true"))
+    static UCogSampleTask_ListenForGameplayEffectChanges* ListenForGameplayEffectChanges(UAbilitySystemComponent* AbilitySystemComponent);
+
+    virtual void Activate() override;
+
+    UFUNCTION(BlueprintCallable)
+    void EndTask();
+
+protected:
+
+    UPROPERTY()
+    UAbilitySystemComponent* AbilitySystemComponent = nullptr;
+
+    void OnGameplayEffectAdded(UAbilitySystemComponent* AbilitySystemComponent, const FGameplayEffectSpec& GameplayEffectSpec, FActiveGameplayEffectHandle Handle);
+    void OnGameplayEffectRemoved(const FActiveGameplayEffect& RemovedGameplayEffect);
+
+};