Implement AMI, more communication with STM etc

It's late and I forgot to commit

include/AMI.h

@@ -0,0 +1,27 @@
+#pragma once
+
+#include "AppState.h"
+#include "View.h"
+#include "widgets.h"
+
+#include <SDL2/SDL_render.h>
+#include <SDL2/SDL_ttf.h>
+
+#include <memory>
+#include <unordered_map>
+#include <vector>
+
+class AMI final : public View {
+public:
+  AMI(SDL_Renderer* renderer);
+  ~AMI();
+
+  void draw(const AppState& state) override;
+
+private:
+  TTF_Font* font_medium;
+  TTF_Font* font_large;
+
+  std::unique_ptr<TextWidget> header;
+  std::unordered_map<Mission, std::unique_ptr<TextWidget>> missions;
+};

include/App.h

@@ -1,5 +1,6 @@
 #pragma once
 
+#include "AMI.h"
 #include "AppState.h"
 #include "MissionSelect.h"
 #include "defines.h"
@@ -14,6 +15,13 @@ public:
   ~SDLManager();
 };
 
+#ifndef NDEBUG
+class KeyboardHandler {
+public:
+  void handle_keyup(const SDL_Event& ev, AppState& state);
+};
+#endif // !NDEBUG
+
 class App {
 public:
   App();
@@ -35,9 +43,14 @@ private:
 
   std::unique_ptr<AppState> state;
   std::unique_ptr<MissionSelect> mission_select;
+  std::unique_ptr<AMI> ami;
 
   bool running;
 
   SDL_Window* window;
   SDL_Renderer* renderer;
+
+#ifndef NDEBUG
+  KeyboardHandler keyboard_handler;
+#endif // !NDEBUG
 };

include/AppState.h

@@ -11,6 +11,17 @@ constexpr int I2C_POLL_COMMAND = 0x00;
 
 enum class AppView { MISSION_SELECT, AMI, DRIVER, TESTING };
 std::ostream& operator<<(std::ostream& os, AppView view);
+enum class Mission {
+  NONE,
+  ACCELERATION,
+  SKIDPAD,
+  AUTOCROSS,
+  TRACKDRIVE,
+  EBS_TEST,
+  INSPECTION,
+  MANUAL
+};
+std::ostream& operator<<(std::ostream& os, Mission mission);
 
 class AppState {
 public:
@@ -19,11 +30,21 @@ public:
 
   void poll();
 
-  AppView get_view();
+  AppView get_view() const;
+  Mission get_mission() const;
 
 private:
+  void unmarshal_mission_select(uint8_t* data);
+
   // This is optional so that we can still run the code on a PC without I2C
   std::optional<int> i2c_dev_file;
 
   AppView view;
-};
+  Mission mission;
+
+#ifndef NDEBUG
+  friend class KeyboardHandler;
+#endif // !NDEBUG
+};
+
+extern AppState app_state;

include/MissionSelect.h

@@ -1,5 +1,6 @@
 #pragma once
 
+#include "AppState.h"
 #include "View.h"
 #include "events.h"
 #include "widgets.h"
@@ -15,8 +16,7 @@ public:
   MissionSelect(SDL_Renderer* renderer);
   ~MissionSelect();
 
-  void draw() override;
-  void handle_events(std::queue<Event>& events) override;
+  void draw(const AppState& state) override;
 
 private:
   TTF_Font* avenir;

include/View.h

@@ -1,5 +1,6 @@
 #pragma once
 
+#include "AppState.h"
 #include "events.h"
 
 #include <SDL2/SDL.h>
@@ -11,8 +12,7 @@ public:
   View(SDL_Renderer* renderer);
   virtual ~View();
 
-  virtual void draw() = 0;
-  virtual void handle_events(std::queue<Event>& events) = 0;
+  virtual void draw(const AppState& state) = 0;
 
 protected:
   SDL_Renderer* renderer;

include/widgets.h

@@ -3,17 +3,30 @@
 #include <SDL2/SDL.h>
 #include <SDL2/SDL_ttf.h>
 
+#include <fmt/ostream.h>
+
 #include <optional>
+#include <ostream>
 #include <string>
 #include <vector>
 
-enum class Alignment { LEFT, RIGHT, CENTER };
+enum class Alignment {
+  START,
+  END,
+  CENTER,
+  LEFT = START,
+  TOP = START,
+  RIGHT = END,
+  BOTTOM = END
+};
+std::ostream& operator<<(std::ostream& os, Alignment align);
 struct PositionInfo {
   PositionInfo();
 
   int x;
   int y;
-  Alignment align;
+  Alignment align_h;
+  Alignment align_v;
 };
 
 class Widget {
@@ -24,7 +37,7 @@ public:
   virtual void set_width(int width, bool preserve_aspect_ratio = true);
   virtual void set_height(int height, bool preserve_aspect_ratio = true);
   virtual void set_position(int x, int y);
-  virtual void set_alignment(Alignment align);
+  virtual void set_alignment(Alignment align_h, Alignment align_v);
 
   int get_width();
   int get_height();
@@ -87,6 +100,7 @@ public:
 
   void select_next();
   void select_prev();
+  void select(size_t n);
   size_t get_selection();
 
 protected: