1 files changed, 96 insertions, 0 deletions
diff --git a/src/tangara/ui/lvgl_task.cpp b/src/tangara/ui/lvgl_task.cpp
new file mode 100644
index 00000000..448aa261
--- /dev/null
+++ b/src/tangara/ui/lvgl_task.cpp
@@ -0,0 +1,96 @@
+/*
+ * Copyright 2023 jacqueline <me@jacqueline.id.au>
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#include "ui/lvgl_task.hpp"
+
+#include <dirent.h>
+#include <stdint.h>
+#include <stdio.h>
+
+#include <cstddef>
+#include <cstdint>
+#include <memory>
+
+#include "core/lv_disp.h"
+#include "core/lv_group.h"
+#include "core/lv_indev.h"
+#include "core/lv_obj.h"
+#include "core/lv_obj_pos.h"
+#include "core/lv_obj_tree.h"
+#include "drivers/touchwheel.hpp"
+#include "esp_log.h"
+#include "events/event_queue.hpp"
+#include "extra/themes/basic/lv_theme_basic.h"
+#include "font/lv_font.h"
+#include "freertos/portmacro.h"
+#include "freertos/projdefs.h"
+#include "freertos/timers.h"
+#include "hal/gpio_types.h"
+#include "hal/lv_hal_indev.h"
+#include "hal/spi_types.h"
+#include "input/lvgl_input_driver.hpp"
+#include "lua.h"
+#include "lv_api_map.h"
+#include "lvgl/lvgl.h"
+#include "misc/lv_color.h"
+#include "misc/lv_style.h"
+#include "misc/lv_timer.h"
+#include "tasks.hpp"
+#include "ui/modal.hpp"
+#include "ui/ui_fsm.hpp"
+#include "widgets/lv_label.h"
+
+#include "drivers/display.hpp"
+#include "drivers/gpios.hpp"
+
+namespace ui {
+
+[[maybe_unused]] static const char* kTag = "ui_task";
+
+UiTask::UiTask() {}
+
+UiTask::~UiTask() {
+  assert(false);
+}
+
+auto UiTask::Main() -> void {
+  ESP_LOGI(kTag, "start ui task");
+  lv_group_t* current_group = nullptr;
+  auto* events = events::queues::Ui();
+  while (true) {
+    while (events->Service(0)) {
+    }
+
+    std::shared_ptr<Screen> screen = UiState::current_screen();
+    if (screen != current_screen_ && screen != nullptr) {
+      lv_scr_load(screen->root());
+      if (input_) {
+        lv_indev_set_group(input_->registration(), screen->group());
+      }
+      current_screen_ = screen;
+    }
+
+    if (input_ && current_screen_->group() != current_group) {
+      current_group = current_screen_->group();
+      lv_indev_set_group(input_->registration(), current_group);
+    }
+
+    TickType_t delay = lv_timer_handler();
+    vTaskDelay(pdMS_TO_TICKS(std::clamp<TickType_t>(delay, 0, 100)));
+  }
+}
+
+auto UiTask::input(std::shared_ptr<input::LvglInputDriver> input) -> void {
+  input_ = input;
+}
+
+auto UiTask::Start() -> UiTask* {
+  UiTask* ret = new UiTask();
+  tasks::StartPersistent<tasks::Type::kUi>([=]() { ret->Main(); });
+  return ret;
+}
+
+}  // namespace ui