showing the menu on the MCU display

Signed-off-by: Peter Siegmund <developer@mars3142.org>
2025-06-16 00:29:23 +02:00
parent d97f6c48c1
commit 6645263ba2
10 changed files with 616 additions and 41 deletions
--- a/main/app_task.cpp
+++ b/main/app_task.cpp
@@ -1,7 +1,154 @@
 #include "app_task.h"
+
+#include "esp_log.h"
+#include "esp_timer.h"
+#include "hal/u8g2_esp32_hal.h"
+#include "string"
+#include "u8g2.h"
+
+#include "button_handling.h"
 #include "ui/SplashScreen.h"

+#define PIN_SDA GPIO_NUM_35
+#define PIN_SCL GPIO_NUM_36
+#define PIN_RST GPIO_NUM_NC
+
+static const char *TAG = "app_task";
+
+u8g2_t u8g2;
+uint8_t last_value = 0;
+menu_options_t options;
+uint8_t received_signal;
+
+std::shared_ptr<Widget> m_widget;
+std::vector<std::shared_ptr<Widget>> m_history;
+
+extern QueueHandle_t buttonQueue;
+
+static void setup_screen(void)
+{
+    u8g2_esp32_hal_t u8g2_esp32_hal = U8G2_ESP32_HAL_DEFAULT;
+    u8g2_esp32_hal.bus.i2c.sda = PIN_SDA;
+    u8g2_esp32_hal.bus.i2c.scl = PIN_SCL;
+    u8g2_esp32_hal.reset = PIN_RST;
+    u8g2_esp32_hal_init(u8g2_esp32_hal);
+
+    u8g2_Setup_sh1106_i2c_128x64_noname_f(&u8g2, U8G2_R0, u8g2_esp32_i2c_byte_cb, u8g2_esp32_gpio_and_delay_cb);
+    u8x8_SetI2CAddress(&u8g2.u8x8, 0x3C * 2);
+
+    ESP_LOGI(TAG, "u8g2_InitDisplay");
+    u8g2_InitDisplay(&u8g2);
+
+    ESP_LOGI(TAG, "u8g2_SetPowerSave");
+    u8g2_SetPowerSave(&u8g2, 0);
+}
+
+void setScreen(const std::shared_ptr<Widget> &screen)
+{
+    if (screen != nullptr)
+    {
+        m_widget = screen;
+        m_history.clear();
+        m_history.emplace_back(m_widget);
+    }
+}
+
+void pushScreen(const std::shared_ptr<Widget> &screen)
+{
+    if (screen != nullptr)
+    {
+        m_widget = screen;
+        m_history.emplace_back(m_widget);
+    }
+}
+
+void popScreen()
+{
+    if (m_history.size() >= 2)
+    {
+        m_history.pop_back();
+        m_widget = m_history.back();
+    }
+}
+
+static void init_ui(void)
+{
+    options = {
+        .u8g2 = &u8g2,
+        .setScreen = [](const std::shared_ptr<Widget> &screen) { setScreen(screen); },
+        .pushScreen = [](const std::shared_ptr<Widget> &screen) { pushScreen(screen); },
+        .popScreen = []() { popScreen(); },
+        .onButtonClicked = nullptr,
+        .persistence = nullptr,
+    };
+    m_widget = std::make_shared<SplashScreen>(&options);
+}
+
+static void handle_button(uint8_t button)
+{
+    if (m_widget)
+    {
+        switch (button)
+        {
+        case 1:
+            m_widget->onButtonClicked(ButtonType::UP);
+            break;
+
+        case 3:
+            m_widget->onButtonClicked(ButtonType::LEFT);
+            break;
+
+        case 5:
+            m_widget->onButtonClicked(ButtonType::RIGHT);
+            break;
+
+        case 6:
+            m_widget->onButtonClicked(ButtonType::DOWN);
+            break;
+
+        case 16:
+            m_widget->onButtonClicked(ButtonType::BACK);
+            break;
+
+        case 18:
+            m_widget->onButtonClicked(ButtonType::SELECT);
+            break;
+
+        default:
+            ESP_LOGI(TAG, "Unhandled button: %u", button);
+            break;
+        }
+    }
+}
+
 void app_task(void *args)
 {
-    ///
+    setup_screen();
+    setup_buttons();
+    init_ui();
+
+    while (true)
+    {
+        u8g2_ClearBuffer(&u8g2);
+
+        auto oldTime = esp_timer_get_time();
+        if (m_widget != nullptr)
+        {
+            auto currentTime = esp_timer_get_time();
+            auto delta = currentTime - oldTime;
+            oldTime = currentTime;
+
+            m_widget->update(delta);
+            m_widget->render();
+        }
+
+        u8g2_SendBuffer(&u8g2);
+
+        if (xQueueReceive(buttonQueue, &received_signal, pdMS_TO_TICKS(10)) == pdTRUE)
+        {
+            handle_button(received_signal);
+        }
+    }
+
+    cleanup_buttons();
 }