add some code

main/display/display.h

@@ -0,0 +1,93 @@
+#ifndef DISPLAY_H
+#define DISPLAY_H
+
+#include <lvgl.h>
+#include <esp_timer.h>
+#include <esp_log.h>
+#include <esp_pm.h>
+
+#include <string>
+#include <chrono>
+
+struct DisplayFonts {
+    const lv_font_t* text_font = nullptr;
+    const lv_font_t* icon_font = nullptr;
+    const lv_font_t* emoji_font = nullptr;
+};
+
+class Display {
+public:
+    Display();
+    virtual ~Display();
+
+    virtual void SetStatus(const char* status);
+    virtual void ShowNotification(const char* notification, int duration_ms = 3000);
+    virtual void ShowNotification(const std::string &notification, int duration_ms = 3000);
+    virtual void SetEmotion(const char* emotion);
+    virtual void SetChatMessage(const char* role, const char* content);
+    virtual void SetMusicInfo(const char* song_name);
+    virtual void SetIcon(const char* icon);
+    virtual void SetPreviewImage(const lv_img_dsc_t* image);
+    virtual void SetTheme(const std::string& theme_name);
+    virtual std::string GetTheme() { return current_theme_name_; }
+    virtual void UpdateStatusBar(bool update_all = false);
+    virtual void SetPowerSaveMode(bool on);
+
+    inline int width() const { return width_; }
+    inline int height() const { return height_; }
+
+protected:
+    int width_ = 0;
+    int height_ = 0;
+    
+    esp_pm_lock_handle_t pm_lock_ = nullptr;
+    lv_display_t *display_ = nullptr;
+
+    lv_obj_t *emotion_label_ = nullptr;
+    lv_obj_t *network_label_ = nullptr;
+    lv_obj_t *status_label_ = nullptr;
+    lv_obj_t *notification_label_ = nullptr;
+    lv_obj_t *mute_label_ = nullptr;
+    lv_obj_t *battery_label_ = nullptr;
+    lv_obj_t* chat_message_label_ = nullptr;
+    lv_obj_t* low_battery_popup_ = nullptr;
+    lv_obj_t* low_battery_label_ = nullptr;
+    
+    const char* battery_icon_ = nullptr;
+    const char* network_icon_ = nullptr;
+    bool muted_ = false;
+    std::string current_theme_name_;
+
+    std::chrono::system_clock::time_point last_status_update_time_;
+    esp_timer_handle_t notification_timer_ = nullptr;
+
+    friend class DisplayLockGuard;
+    virtual bool Lock(int timeout_ms = 0) = 0;
+    virtual void Unlock() = 0;
+};
+
+
+class DisplayLockGuard {
+public:
+    DisplayLockGuard(Display *display) : display_(display) {
+        if (!display_->Lock(30000)) {
+            ESP_LOGE("Display", "Failed to lock display");
+        }
+    }
+    ~DisplayLockGuard() {
+        display_->Unlock();
+    }
+
+private:
+    Display *display_;
+};
+
+class NoDisplay : public Display {
+private:
+    virtual bool Lock(int timeout_ms = 0) override {
+        return true;
+    }
+    virtual void Unlock() override {}
+};
+
+#endif