Refactor editor rendering contracts

editor/app/Features/Scene/SceneViewportToolOverlay.h

@@ -1,7 +1,7 @@
 #pragma once
 
 #include "SceneToolState.h"
-#include "HostFwd.h"
+#include "Assets/EditorIconService.h"
 
 #include <XCEngine/UI/DrawData.h>
 #include <XCEngine/UI/Types.h>
@@ -9,7 +9,6 @@
 #include <array>
 #include <cstddef>
 #include <cstdint>
-#include <filesystem>
 #include <string>
 
 namespace XCEngine::UI::Editor::App {
@@ -57,10 +56,7 @@ struct SceneViewportToolOverlayFrame {
 
 class SceneViewportToolOverlay {
 public:
-    bool Initialize(
-        const std::filesystem::path& repoRoot,
-        Rendering::Host::UiTextureHost& renderer);
-    void Shutdown(Rendering::Host::UiTextureHost& renderer);
+    void SetIconService(const EditorIconService* iconService);
     void ResetFrame();
 
     void BuildFrame(
@@ -82,15 +78,8 @@ public:
     const SceneViewportToolOverlayFrame& GetFrame() const;
 
 private:
-    struct ToolTextureSet {
-        SceneToolMode mode = SceneToolMode::View;
-        const char* label = "";
-        ::XCEngine::UI::UITextureHandle inactiveTexture = {};
-        ::XCEngine::UI::UITextureHandle activeTexture = {};
-    };
-
-    std::array<ToolTextureSet, 5> m_toolTextures = {};
     SceneViewportToolOverlayFrame m_frame = {};
+    const EditorIconService* m_iconService = nullptr;
 };
 
 void AppendSceneViewportToolOverlay(