From ad1a274996f10894da9bd1c52ece36254f64a66f Mon Sep 17 00:00:00 2001
From: BenPyton <ben.pyton@gmail.com>
Date: Sun, 7 Apr 2024 21:58:54 +0200
Subject: [PATCH] Added plugin settings to customize the door debug arrow

---
 .../Private/ProceduralDungeonSettings.cpp      |  3 +++
 .../Private/ProceduralDungeonTypes.cpp         |  3 ++-
 .../Private/ProceduralDungeonUtils.cpp         | 18 ++++++++++++++++++
 .../Public/ProceduralDungeonSettings.h         | 14 ++++++++++++++
 .../Public/ProceduralDungeonUtils.h            |  3 +++
 5 files changed, 40 insertions(+), 1 deletion(-)

diff --git a/Source/ProceduralDungeon/Private/ProceduralDungeonSettings.cpp b/Source/ProceduralDungeon/Private/ProceduralDungeonSettings.cpp
index 129da21..dbd610b 100644
--- a/Source/ProceduralDungeon/Private/ProceduralDungeonSettings.cpp
+++ b/Source/ProceduralDungeon/Private/ProceduralDungeonSettings.cpp
@@ -43,6 +43,9 @@ UProceduralDungeonSettings::UProceduralDungeonSettings(const FObjectInitializer&
 	// Debug settings
 	DrawDebug = true;
 	ShowRoomOrigin = false;
+	bFlipDoorArrowSide = false;
+	DoorArrowLength = 300.0f;
+	DoorArrowHeadSize = 300.0f;
 	OnScreenPrintDebug = false;
 	PrintDebugDuration = 60.0f;
 
diff --git a/Source/ProceduralDungeon/Private/ProceduralDungeonTypes.cpp b/Source/ProceduralDungeon/Private/ProceduralDungeonTypes.cpp
index e511ad2..9ebc507 100644
--- a/Source/ProceduralDungeon/Private/ProceduralDungeonTypes.cpp
+++ b/Source/ProceduralDungeon/Private/ProceduralDungeonTypes.cpp
@@ -225,7 +225,8 @@ void FDoorDef::DrawDebug(const UWorld* World, const FColor& Color, const FVector
 	if (isConnected)
 	{
 		// Arrow (there is a room on the other side OR in the editor preview)
-		DrawDebugDirectionalArrow(World, DoorPosition, DoorPosition + DoorRotation * FVector(300, 0, 0), 300, Color);
+		FVector ArrowVector = (Dungeon::FlipDoorArrow() ? -1.0f : 1.0f) * FVector(Dungeon::DoorArrowLength(), 0.0f, 0.0f);
+		DrawDebugDirectionalArrow(World, DoorPosition, DoorPosition + DoorRotation * ArrowVector, Dungeon::DoorArrowHeadSize(), Color);
 	}
 	else
 	{
diff --git a/Source/ProceduralDungeon/Private/ProceduralDungeonUtils.cpp b/Source/ProceduralDungeon/Private/ProceduralDungeonUtils.cpp
index a68aac0..207b752 100644
--- a/Source/ProceduralDungeon/Private/ProceduralDungeonUtils.cpp
+++ b/Source/ProceduralDungeon/Private/ProceduralDungeonUtils.cpp
@@ -127,6 +127,24 @@ bool Dungeon::ShowRoomOrigin()
 	return Settings->ShowRoomOrigin;
 }
 
+bool Dungeon::FlipDoorArrow()
+{
+	const UProceduralDungeonSettings* Settings = GetDefault<UProceduralDungeonSettings>();
+	return Settings->bFlipDoorArrowSide;
+}
+
+float Dungeon::DoorArrowLength()
+{
+	const UProceduralDungeonSettings* Settings = GetDefault<UProceduralDungeonSettings>();
+	return Settings->DoorArrowLength;
+}
+
+float Dungeon::DoorArrowHeadSize()
+{
+	const UProceduralDungeonSettings* Settings = GetDefault<UProceduralDungeonSettings>();
+	return Settings->DoorArrowHeadSize;
+}
+
 bool Dungeon::CanLoop()
 {
 	const UProceduralDungeonSettings* Settings = GetDefault<UProceduralDungeonSettings>();
diff --git a/Source/ProceduralDungeon/Public/ProceduralDungeonSettings.h b/Source/ProceduralDungeon/Public/ProceduralDungeonSettings.h
index d0341e2..d9b40d3 100644
--- a/Source/ProceduralDungeon/Public/ProceduralDungeonSettings.h
+++ b/Source/ProceduralDungeon/Public/ProceduralDungeonSettings.h
@@ -90,6 +90,20 @@ class PROCEDURALDUNGEON_API UProceduralDungeonSettings : public UObject
 	UPROPERTY(EditAnywhere, config, Category = "Debug", meta = (EditCondition = "DrawDebug"))
 	bool ShowRoomOrigin;
 
+	// Flip side the arrow that shows door facing direction.
+	// True means that the arrow gets inside the room (opposite of door actor's forward).
+	// False means that the arrow goes outside the room (same as door actor's forward).
+	UPROPERTY(EditAnywhere, config, Category = "Debug", meta = (EditCondition = "DrawDebug"))
+	bool bFlipDoorArrowSide;
+
+	// Length of the door's debug arrow.
+	UPROPERTY(EditAnywhere, config, Category = "Debug", meta = (EditCondition = "DrawDebug"))
+	float DoorArrowLength;
+
+	// Size of the door's debug arrow head.
+	UPROPERTY(EditAnywhere, config, Category = "Debug", meta = (EditCondition = "DrawDebug"))
+	float DoorArrowHeadSize;
+
 	// Show some logs on the screen
 	UPROPERTY(EditAnywhere, config, Category = "Debug")
 	bool OnScreenPrintDebug;
diff --git a/Source/ProceduralDungeon/Public/ProceduralDungeonUtils.h b/Source/ProceduralDungeon/Public/ProceduralDungeonUtils.h
index cfd81d2..5d73f6c 100644
--- a/Source/ProceduralDungeon/Public/ProceduralDungeonUtils.h
+++ b/Source/ProceduralDungeon/Public/ProceduralDungeonUtils.h
@@ -69,6 +69,9 @@ namespace Dungeon
 	bool PROCEDURALDUNGEON_API OccludeDynamicActors();
 	bool PROCEDURALDUNGEON_API DrawDebug();
 	bool PROCEDURALDUNGEON_API ShowRoomOrigin();
+	bool PROCEDURALDUNGEON_API FlipDoorArrow();
+	float PROCEDURALDUNGEON_API DoorArrowLength();
+	float PROCEDURALDUNGEON_API DoorArrowHeadSize();
 	bool PROCEDURALDUNGEON_API CanLoop();
 	ECollisionChannel PROCEDURALDUNGEON_API RoomObjectType();