#include <Arduino.h>
#define LGFX_USE_V1
#include <LovyanGFX.hpp>
#include "LGFX_Config.h"
LGFX lcd;
LGFX_Sprite canvas;
LGFX_Sprite draw_sprite;
#include "png_background.h"
#include "font-pingfang20.h"

void init_display()
{
  lcd.init();
  lcd.setRotation(1);
  lcd.setBrightness(50);
  lcd.fillScreen(TFT_BLACK);
}


void setup()
{
  init_display();
  canvas.createSprite(160, 120);
}
bool need_refresh_0 = true;
bool need_refresh_1 = true;
bool need_refresh_2 = true;
bool need_refresh_3 = true;
void loop()
{
  char date_text[80];

  struct tm tm_info;
  time_t now;
  int hour, minute, second, week, month, day, year;
  char wk[7][10] = {"日", "一", "二", "三", "四", "五", "六"};

  time(&now);
  localtime_r(&now, &tm_info);
  hour = tm_info.tm_hour;
  minute = tm_info.tm_min;
  second = tm_info.tm_sec;
  week = tm_info.tm_wday;
  month = tm_info.tm_mon;
  day = tm_info.tm_mday;
  year = tm_info.tm_year;
  year = year + 1900;
  month = month + 1;

  if (need_refresh_0)
  {
    need_refresh_0 = false;
    canvas.drawPng(png_background, sizeof(png_background), 0, 0, 160, 120);
    canvas.pushSprite(&lcd, 0, 0);
  }
  draw_sprite.createSprite(160, 22);
  draw_sprite.drawPng(png_background, sizeof(png_background), 0, 0, 160, 22, 20, 20); // 绘制背景, 绘制目标位置0,0，绘制尺寸 160， 22， 背景图片的偏移量20，20
  draw_sprite.loadFont(font_pingfang_20);
  draw_sprite.setTextDatum(CL_DATUM);
  // draw_sprite.fillRoundRect(1, 1, 176, 23, 4, text_back_color);
  draw_sprite.setTextColor(TFT_BLACK);
  sprintf(date_text, "%04d/%02d/%02d %s", year, month, day, wk[week]);
  draw_sprite.drawString(date_text, 0, 0);
  draw_sprite.pushSprite(&lcd, 20, 20);

  draw_sprite.createSprite(160, 22);
  draw_sprite.drawPng(png_background, sizeof(png_background), 0, 0, 160, 22, 20, 44);
  draw_sprite.loadFont(font_pingfang_20);
  draw_sprite.setTextDatum(CL_DATUM);
  // draw_sprite.fillRoundRect(1, 1, 176, 23, 4, text_back_color);
  draw_sprite.setTextColor(TFT_BLACK);
  sprintf(date_text, "%02d:%02d:%02d", hour, minute, second);

  draw_sprite.drawString(date_text, 0, 0);
  draw_sprite.pushSprite(&lcd, 20, 44);

  if (need_refresh_1)
  {
    need_refresh_1 = false;
    canvas.drawPng(png_background, sizeof(png_background), 0, 0, 160, 120, 160, 0);
    canvas.pushSprite(&lcd, 160, 0);
  }
  if (need_refresh_2)
  {
    need_refresh_2 = false;

    canvas.drawPng(png_background, sizeof(png_background), 0, 0, 160, 120, 0, 120);
    canvas.pushSprite(&lcd, 0, 120);
  }
  if (need_refresh_3)
  {
    need_refresh_2 = false;

    canvas.drawPng(png_background, sizeof(png_background), 0, 0, 160, 120, 160, 120);
    canvas.pushSprite(&lcd, 160, 120);
  }
  // canvas.pushSprite(&lcd, 0, 0);
  delay(100);
}