We now have a full map that's basically the same mapping system from Roguish. There's a bug right now where it needs you to move once to calc the light and it's not being centered, but it does work.

panel.hpp

@@ -0,0 +1,60 @@
+#pragma once
+#include <ftxui/dom/node.hpp>      // for Render
+#include <ftxui/component/component.hpp>
+#include <ftxui/component/mouse.hpp>
+#include <ftxui/dom/canvas.hpp>
+#include <ftxui/screen/screen.hpp>
+#include <ftxui/dom/canvas.hpp>
+#include <ftxui/screen/screen.hpp>
+#include <ftxui/dom/canvas.hpp>
+#include <SFML/Graphics/Color.hpp>
+#include <locale>
+#include <codecvt>
+#include "color.hpp"
+#include "point.hpp"
+
+const int UI_PANEL_BORDER_PX=5;
+
+using ftxui::Renderer, ftxui::Component, ftxui::Element, ftxui::Screen;
+
+class Panel {
+public:
+  int x;
+  int y;
+  int width;
+  int height;
+  bool has_border = false;
+  bool must_clear = true;
+  bool grid = false;
+  sf::Color default_bg = ColorValue::BLACK;
+  sf::Color default_fg = ColorValue::LIGHT_LIGHT;
+  sf::Color border_color = ColorValue::MID;
+  int border_px = UI_PANEL_BORDER_PX;
+
+  bool $dirty = true;
+  Component $component = nullptr;
+  Screen $screen;
+  std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>> $converter;
+  std::wstring $screenout;
+
+  Panel(int x, int y, int width, int height, bool is_grid=false) :
+    x(x),
+    y(y),
+    width(width),
+    height(height),
+    grid(is_grid),
+    $screen(Screen(width, height))
+  {
+    must_clear = !is_grid;
+  };
+
+  void resize(int width, int height);
+  void set_renderer(Component renderer);
+  void add(Component child);
+  void render();
+  void mouse_click(ftxui::Mouse::Button btn, Point pos);
+  void mouse_release(ftxui::Mouse::Button btn, Point pos);
+  void key_press(ftxui::Event event);
+  const std::wstring &to_string();
+  const Screen &screen();
+};