From 320fdeb9d8355d3c361d5c6d60de8afc64501af9 Mon Sep 17 00:00:00 2001
From: jacqueline <me@jacqueline.id.au>
Date: Wed, 30 Aug 2023 16:48:10 +1000
Subject: Use a service locator instead of passing around subsets of drivers
 between FSMs

---
 src/ui/include/lvgl_task.hpp | 27 +++++++++++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

(limited to 'src/ui/include/lvgl_task.hpp')

diff --git a/src/ui/include/lvgl_task.hpp b/src/ui/include/lvgl_task.hpp
index 7e60c4b4..6b7e446e 100644
--- a/src/ui/include/lvgl_task.hpp
+++ b/src/ui/include/lvgl_task.hpp
@@ -12,15 +12,38 @@
 
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
+#include "freertos/timers.h"
 
 #include "display.hpp"
 #include "relative_wheel.hpp"
+#include "screen.hpp"
 #include "themes.hpp"
 #include "touchwheel.hpp"
+#include "wheel_encoder.hpp"
 
 namespace ui {
 
-auto StartLvgl(std::weak_ptr<drivers::RelativeWheel> touch_wheel,
-               std::weak_ptr<drivers::Display> display) -> void;
+class UiTask {
+ public:
+  static auto Start() -> UiTask*;
+
+  ~UiTask();
+
+  // FIXME: Once we have more input devices, this function should accept a more
+  // generic interface.
+  auto SetInputDevice(std::shared_ptr<TouchWheelEncoder> dev) -> void;
+
+ private:
+  UiTask();
+
+  auto Main() -> void;
+
+  std::shared_ptr<TouchWheelEncoder> input_device_;
+  std::shared_ptr<Screen> current_screen_;
+
+  std::atomic<bool> quit_;
+  SemaphoreHandle_t frame_semaphore_;
+  TimerHandle_t frame_timer_;
+};
 
 }  // namespace ui
-- 
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