In process of adding luaconsole.cpp

luprex/cpp/viewer.hpp

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+#ifndef VIEWER_HPP
+#define VIEWER_HPP
+
+#include "world.hpp"
+#include "animqueue.hpp"
+#include <vector>
+#include <string>
+#include <memory>
+
+class Viewer {
+private:
+    std::unique_ptr<World> world_;
+    AnimViewMap view_map_;
+
+public:
+    Viewer();
+    ~Viewer();
+
+    // Get the lua state for interaction.
+    //
+    lua_State *get_lua_state() { return world_->get_lua_state(); }
+
+    // Get the player ID of the current player.
+    //
+    int64_t get_player_id();
+
+    // Update the view map.
+    //
+    void update_view_map() { world_->update_view_map(&view_map_, 1, 100); }
+
+    // Get the view map.
+    //
+    const AnimViewMap &get_view_map() { return view_map_; }
+
+    // Get the menu of the specified tangible.
+    //
+    std::vector<std::string> get_menu(int64_t id);
+
+    // Select the specified menu item.
+    //
+    void choose_menu_item(int64_t id, const std::string &item);
+
+    // Advance the simulation clock.  Called 1/sec.
+    //
+    void advance_clock();
+};
+
+#endif // VIEWER_HPP