First cut of pulling out the relevant parts of my original game to make a little framework.

src/gui/main_ui.hpp

@@ -0,0 +1,54 @@
+#pragma once
+#include <SFML/Graphics/RenderWindow.hpp>
+#include <SFML/System/Clock.hpp>
+#include "algos/stats.hpp"
+#include <guecs/ui.hpp>
+#include "gui/overlay_ui.hpp"
+#include "gui/debug_ui.hpp"
+#include "graphics/raycaster.hpp"
+#include "graphics/animation.hpp"
+#include "game/components.hpp"
+#include <optional>
+
+namespace animation {
+  class Animation;
+}
+
+namespace gui {
+  class MainUI {
+    public:
+    int $compass_dir = 0;
+    bool $needs_render = true;
+    bool $mind_reading = false;
+    sf::Clock $clock;
+    sf::RenderWindow& $window;
+    OverlayUI $overlay_ui;
+    std::shared_ptr<Raycaster> $rayview;
+    textures::SpriteTexture $hand;
+    animation::Animation $hand_anim;
+
+    MainUI(sf::RenderWindow& window);
+
+    void mouse(int x, int y, guecs::Modifiers mods);
+    void debug();
+    void render_debug();
+
+    void plan_rotate(int dir, float amount);
+    std::optional<Point> play_rotate();
+    std::optional<components::Position> play_move();
+    Point plan_move(int dir, bool strafe);
+    void abort_plan();
+    void update_level();
+
+    void init();
+    void render();
+    void dirty();
+    lel::Cell overlay_cell(const std::string& name);
+
+    void dead_entity(DinkyECS::Entity entity);
+    void toggle_mind_reading();
+    void render_mind_reading();
+    void play_hands();
+    void render_hands();
+  };
+}