Fully python-driven scene. Lots of interaction needs testing but the broad strokes are there for mouse pan/zoom on multiple grids and any number of UIs

src/PythonScene.h

@@ -0,0 +1,21 @@
+#pragma once
+
+#include "Common.h"
+#include "Scene.h"
+#include "GameEngine.h"
+#include "Grid.h"
+
+class PythonScene: public Scene
+{
+    sf::Vector2i dragstart, mouseprev;
+    bool dragging;
+    Grid* drag_grid;
+    void doLClick(sf::Vector2i);
+    void doRClick(sf::Vector2i);
+    void doZoom(sf::Vector2i, int);
+public:
+    PythonScene(GameEngine*, std::string);
+    void update() override final;
+    void doAction(std::string, std::string) override final;
+    void sRender() override final;
+};