From 6d7ffe0873e0eb34a006f4acd31af570affb1416 Mon Sep 17 00:00:00 2001
From: SweetId <2630750+SweetId@users.noreply.github.com>
Date: Wed, 11 Oct 2023 20:37:09 -0400
Subject: [PATCH] add tooltip drawing

---
 include/NazaraEditor/Core/Reflection/Core.hpp   |  1 +
 include/NazaraEditor/Core/Reflection/Math.hpp   | 17 +++++++++++------
 .../NazaraEditor/Core/Reflection/Reflection.hpp | 15 +++++++++++++++
 3 files changed, 27 insertions(+), 6 deletions(-)

diff --git a/include/NazaraEditor/Core/Reflection/Core.hpp b/include/NazaraEditor/Core/Reflection/Core.hpp
index 31af127..7bdb26e 100644
--- a/include/NazaraEditor/Core/Reflection/Core.hpp
+++ b/include/NazaraEditor/Core/Reflection/Core.hpp
@@ -37,6 +37,7 @@ namespace Nz
 			{
 				obj = Color(values[0], values[1], values[2], values[3]);
 			}
+			Tooltip(tooltip);
 			return false;
 		}
 
diff --git a/include/NazaraEditor/Core/Reflection/Math.hpp b/include/NazaraEditor/Core/Reflection/Math.hpp
index 8a052d3..7fe9efa 100644
--- a/include/NazaraEditor/Core/Reflection/Math.hpp
+++ b/include/NazaraEditor/Core/Reflection/Math.hpp
@@ -9,20 +9,22 @@ namespace Nz
 {
 	namespace EditorImgui
 	{
-		inline bool Begin(bool& obj, const std::string& name, const std::string& /*tooltip*/)
+		inline bool Begin(bool& obj, const std::string& name, const std::string& tooltip)
 		{
 			ImGui::Checkbox(name.c_str(), &obj);
+			Tooltip(tooltip);
 			return false;
 		}
 
 		inline void End(bool&) {}
 
 #define IMGUI_BASIC_INTEGER(Type) \
-		inline bool Begin(Type& obj, const std::string& name, const std::string& /*tooltip*/) \
+		inline bool Begin(Type& obj, const std::string& name, const std::string& tooltip) \
 		{ \
 			int value = static_cast<int>(obj); \
 			if (ImGui::DragInt(name.c_str(), &value, 1.f, std::numeric_limits<Type>::min(), std::numeric_limits<Type>::max())) \
 				obj = static_cast<Type>(value); \
+			Tooltip(tooltip); \
 			return false; \
 		} \
 		inline void End(Type&) {}
@@ -37,12 +39,13 @@ namespace Nz
 		IMGUI_BASIC_INTEGER(Nz::UInt64);
 
 #define IMGUI_BASIC_FLOAT(Type) \
-		inline bool Begin(Type& obj, const std::string& name, const std::string& /*tooltip*/) \
+		inline bool Begin(Type& obj, const std::string& name, const std::string& tooltip) \
 		{ \
 			float value = (float)obj; \
 			if (ImGui::DragFloat(name.c_str(), &value, 1.f, std::numeric_limits<Type>::min(), std::numeric_limits<Type>::max())) \
 				obj = (Type)value; \
-				return false; \
+			Tooltip(tooltip); \
+			return false; \
 		} \
 		inline void End(Type&) {}
 
@@ -50,18 +53,19 @@ namespace Nz
 		IMGUI_BASIC_FLOAT(double);
 
 
-		inline bool Begin(Nz::Vector3f& obj, const std::string& name, const std::string& /*tooltip*/)
+		inline bool Begin(Nz::Vector3f& obj, const std::string& name, const std::string& tooltip)
 		{
 			float value[] = { obj.x, obj.y, obj.z };
 			if (ImGui::DragFloat3(name.c_str(), value, 1.f, std::numeric_limits<float>::min(), std::numeric_limits<float>::max()))
 				obj = Nz::Vector3f(value[0], value[1], value[2]);
+			Tooltip(tooltip);
 			return false;
 		}
 			
 		inline void End(Nz::Vector3f&) {}
 
 
-		inline bool Begin(Nz::Quaternionf& obj, const std::string& name, const std::string& /*tooltip*/)
+		inline bool Begin(Nz::Quaternionf& obj, const std::string& name, const std::string& tooltip)
 		{
 			auto euler = obj.ToEulerAngles();
 			float value[] = { euler.pitch.ToDegrees(), euler.yaw.ToDegrees(), euler.roll.ToDegrees() };
@@ -69,6 +73,7 @@ namespace Nz
 			{
 				obj = EulerAnglesf(value[0], value[1], value[2]).ToQuaternion();
 			}
+			Tooltip(tooltip);
 			return false;
 		}
 
diff --git a/include/NazaraEditor/Core/Reflection/Reflection.hpp b/include/NazaraEditor/Core/Reflection/Reflection.hpp
index 5da04e4..3f18097 100644
--- a/include/NazaraEditor/Core/Reflection/Reflection.hpp
+++ b/include/NazaraEditor/Core/Reflection/Reflection.hpp
@@ -1,5 +1,7 @@
 #pragma once
 
+#include <imgui.h>
+
 namespace Nz
 {
 	template <typename T>
@@ -9,4 +11,17 @@ namespace Nz
 		template <typename TEnumerator>
 		static void Reflect(TEnumerator&, T&) {	} // default specialization
 	};
+
+	namespace EditorImgui
+	{
+		inline void Tooltip(const std::string& tooltip)
+		{
+			if (ImGui::IsItemHovered())
+			{
+				ImGui::BeginTooltip();
+				ImGui::Text(tooltip.c_str());
+				ImGui::EndTooltip();
+			}
+		}
+	}
 }
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