xiaozhi-esp32/main/display/lcd_display.h

#ifndef LCD_DISPLAY_H
#define LCD_DISPLAY_H

#include "display.h"

#include <esp_lcd_panel_io.h>
#include <esp_lcd_panel_ops.h>
#include <font_emoji.h>

#include <atomic>
#include <memory>

#define PREVIEW_IMAGE_DURATION_MS 5000

// Theme color structure
struct ThemeColors {
    lv_color_t background;
    lv_color_t text;
    lv_color_t chat_background;
    lv_color_t user_bubble;
    lv_color_t assistant_bubble;
    lv_color_t system_bubble;
    lv_color_t system_text;
    lv_color_t border;
    lv_color_t low_battery;
};


class LcdDisplay : public Display {
protected:
    esp_lcd_panel_io_handle_t panel_io_ = nullptr;
    esp_lcd_panel_handle_t panel_ = nullptr;
    
    lv_draw_buf_t draw_buf_;
    lv_obj_t* status_bar_ = nullptr;
    lv_obj_t* content_ = nullptr;
    lv_obj_t* container_ = nullptr;
    lv_obj_t* side_bar_ = nullptr;
    lv_obj_t* preview_image_ = nullptr;
    lv_obj_t* emoji_image_ = nullptr;
    lv_obj_t* emoji_box_ = nullptr;
    esp_timer_handle_t preview_timer_ = nullptr;

    ThemeColors current_theme_;

    void SetupUI();
    virtual bool Lock(int timeout_ms = 0) override;
    virtual void Unlock() override;

protected:
    // 添加protected构造函数
    LcdDisplay(esp_lcd_panel_io_handle_t panel_io, esp_lcd_panel_handle_t panel, int width, int height);
    
public:
    ~LcdDisplay();
    virtual void SetEmotion(const char* emotion) override;
    virtual void SetPreviewImage(const lv_img_dsc_t* img_dsc) override;
#if CONFIG_USE_WECHAT_MESSAGE_STYLE
    virtual void SetChatMessage(const char* role, const char* content) override; 
#endif  

    // Add theme switching function
    virtual void SetTheme(const std::string& theme_name) override;
};

// SPI LCD显示器
class SpiLcdDisplay : public LcdDisplay {
public:
    SpiLcdDisplay(esp_lcd_panel_io_handle_t panel_io, esp_lcd_panel_handle_t panel,
                  int width, int height, int offset_x, int offset_y,
                  bool mirror_x, bool mirror_y, bool swap_xy);
};

// RGB LCD显示器
class RgbLcdDisplay : public LcdDisplay {
public:
    RgbLcdDisplay(esp_lcd_panel_io_handle_t panel_io, esp_lcd_panel_handle_t panel,
                  int width, int height, int offset_x, int offset_y,
                  bool mirror_x, bool mirror_y, bool swap_xy);
};

// MIPI LCD显示器
class MipiLcdDisplay : public LcdDisplay {
public:
    MipiLcdDisplay(esp_lcd_panel_io_handle_t panel_io, esp_lcd_panel_handle_t panel,
                   int width, int height, int offset_x, int offset_y,
                   bool mirror_x, bool mirror_y, bool swap_xy);
};

#endif // LCD_DISPLAY_H