Add machine workshop, typed logic, mechanics and sensor-driven ECUs

include/FluidSim/Desktop/LogicEditor.hpp

@@ -0,0 +1,45 @@
+#pragma once
+#include "FluidSim/Machine.hpp"
+#include "FluidSim/Desktop/WorkshopLayout.hpp"
+#include <SFML/Graphics.hpp>
+#include <functional>
+#include <memory>
+
+namespace fluidsim::port::desktop {
+struct LogicEditorHooks {
+    MachineDocument& document;
+    const MachineSnapshot* live{};
+    bool shift{};
+    std::function<bool(const std::function<void()>&)> edit;
+    std::function<void(std::uint32_t,bool)> boolean_control;
+    std::function<void(std::uint32_t,double)> number_control;
+    std::function<void()> release_buttons;
+    std::function<void(std::uint32_t)> select_physical,focus_physical;
+    std::function<void(const std::string&)> status;
+    std::function<void()> example;
+};
+class LogicEditor {
+public:
+    LogicEditor();
+    ~LogicEditor();
+    void reset_document();
+    void deactivate(const LogicEditorHooks&);
+    bool editing_text()const;
+    bool active_gesture()const;
+    std::uint32_t selected_node()const;
+    void select_node(std::uint32_t,const MachineDocument&);
+    void select_part_reference(std::uint32_t,const MachineDocument&);
+    void fit(const LogicGraph&,sf::FloatRect,bool selection_only=false);
+    void reveal(std::uint32_t,const MachineDocument&,sf::FloatRect);
+    sf::Vector2f project(LogicPosition,sf::FloatRect)const;
+    LogicPosition unproject(sf::Vector2f,sf::FloatRect)const;
+    sf::FloatRect node_rect(const LogicNode&,sf::FloatRect)const;
+    sf::Vector2f pin_position(const LogicNode&,const std::string&,sf::FloatRect)const;
+    // Panels can be owned independently in split view; the canvas is always live.
+    bool event(const sf::Event&,const LogicEditorHooks&,const WorkshopLayout&,sf::FloatRect canvas,bool panels);
+    void draw(sf::RenderWindow&,const sf::Font*,const LogicEditorHooks&,const WorkshopLayout&,sf::FloatRect canvas,bool panels);
+private:
+    struct Impl;
+    std::unique_ptr<Impl> impl_;
+};
+}