add some code

main/boards/waveshare-s3-touch-lcd-3.5b/custom_lcd_display.h

@@ -0,0 +1,20 @@
+#ifndef __CUSTOM_LCD_DISPLAY_H__
+#define __CUSTOM_LCD_DISPLAY_H__
+
+#include "lcd_display.h"
+
+// // SPI LCD显示器
+class CustomLcdDisplay : public LcdDisplay {
+public:
+    CustomLcdDisplay(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,
+                  DisplayFonts fonts);
+private:
+    static bool lvgl_port_flush_io_ready_callback(esp_lcd_panel_io_handle_t panel_io, esp_lcd_panel_io_event_data_t *edata, void *user_ctx);
+    static void lvgl_port_flush_callback(lv_display_t *drv, const lv_area_t *area, uint8_t *color_map);
+};
+
+
+
+#endif // __CUSTOM_LCD_DISPLAY_H__