from machine import Pin, I2C  # 导入PIN和I2C
from ssd1306 import SSD1306_I2C  # 导入屏幕驱动

#OLED=....
i2c = I2C(scl=Pin(22), sda=Pin(21))  # 创建I2C对象
OLED= SSD1306_I2C(128, 64, i2c)  # 创建OLED对象

#fonts=....字使用字典，字典的key来放字的编码的十六进制，键来放字模
fonts= {
    0xE5A5BD:
    [0x00,0x04,0x08,0x10,0x20,0xFF,0x11,0x12,0x14,0x18,0x24,0x42,0x00,0x00,0x00,0x00,
    0x00,0x00,0xF8,0x10,0x20,0xF8,0x40,0x20,0x10,0x08,0x28,0x10,0x00,0x00,0x00,0x00],  # 好
    
    0xE4BABA:
    [0x00,0x01,0x01,0x01,0x01,0x02,0x04,0x08,0x10,0x20,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x80,0x40,0x20,0x10,0x08,0x00,0x00,0x00,0x00,0x00,0x00],  # 人
    
    0xE5A49A:
    [0x00,0x02,0x04,0x0F,0x18,0x25,0x02,0x0D,0x12,0x04,0x00,0x01,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x80,0xA0,0x40,0xF8,0x08,0xD0,0x20,0x40,0x80,0x00,0x00,0x00,0x00],  # 多
}


# 顶替中文函数部分
def chinese(ch_str, x_axis, y_axis):  # 需要显示的中文，x轴的开始位置，y轴的开始位置
   offset_ = 0  # 偏移量设为0，也可以设为其他值，俺需要修正
   for k in ch_str:   # for循环去除每个字
       code = 0x00  # 将中文转成16进制编码 
       data_code = k.encode("utf-8")  # 编码为utf-8格式
       code |= data_code[0] << 16
       code |= data_code[1] << 8
       code |= data_code[2]
       byte_data = fonts[code]
       for y in range(0, 16):
           a_ = bin(byte_data[y]).replace('0b', '')
           while len(a_) < 8:
               a_ = '0'+ a_
           b_ = bin(byte_data[y+16]).replace('0b', '')
           while len(b_) < 8:
               b_ = '0'+ b_
           for x in range(0, 8):
               OLED.pixel(x_axis + offset_ + x,     y+y_axis, int(a_[x]))   
               OLED.pixel(x_axis + offset_ + x + 8, y+y_axis, int(b_[x]))   
       offset_ += 16

chinese('好人多', 35, 4)  # 需要显示的中文
OLED.show()  # 显示
OLED.text('welcome to china', 0, 32)  # 需要显示的英文
OLED.show()  # 显示