# 将此文件保存为 font.py (覆盖原来的内容)
# Arduino/Adafruit GFX 标准 5x7 字体

# ASCII 32-127
# 每个字符占 5 个字节 (列行式, LSB 在上)
FONT_DATA = bytearray([
    0x00, 0x00, 0x00, 0x00, 0x00, # (space)
    0x00, 0x00, 0x5F, 0x00, 0x00, # !
    0x00, 0x07, 0x00, 0x07, 0x00, # "
    0x14, 0x7F, 0x14, 0x7F, 0x14, # #
    0x24, 0x2A, 0x7F, 0x2A, 0x12, # $
    0x23, 0x13, 0x08, 0x64, 0x62, # %
    0x36, 0x49, 0x55, 0x22, 0x50, # &
    0x00, 0x05, 0x03, 0x00, 0x00, # '
    0x00, 0x1C, 0x22, 0x41, 0x00, # (
    0x00, 0x41, 0x22, 0x1C, 0x00, # )
    0x14, 0x08, 0x3E, 0x08, 0x14, # *
    0x08, 0x08, 0x3E, 0x08, 0x08, # +
    0x00, 0x50, 0x30, 0x00, 0x00, # ,
    0x08, 0x08, 0x08, 0x08, 0x08, # -
    0x00, 0x60, 0x60, 0x00, 0x00, # .
    0x20, 0x10, 0x08, 0x04, 0x02, # /
    0x3E, 0x51, 0x49, 0x45, 0x3E, # 0
    0x00, 0x42, 0x7F, 0x40, 0x00, # 1
    0x42, 0x61, 0x51, 0x49, 0x46, # 2
    0x21, 0x41, 0x45, 0x4B, 0x31, # 3
    0x18, 0x14, 0x12, 0x7F, 0x10, # 4
    0x27, 0x45, 0x45, 0x45, 0x39, # 5
    0x3C, 0x4A, 0x49, 0x49, 0x30, # 6
    0x01, 0x71, 0x09, 0x05, 0x03, # 7
    0x36, 0x49, 0x49, 0x49, 0x36, # 8
    0x06, 0x49, 0x49, 0x29, 0x1E, # 9
    0x00, 0x36, 0x36, 0x00, 0x00, # :
    0x00, 0x56, 0x36, 0x00, 0x00, # ;
    0x08, 0x14, 0x22, 0x41, 0x00, # <
    0x14, 0x14, 0x14, 0x14, 0x14, # =
    0x00, 0x41, 0x22, 0x14, 0x08, # >
    0x02, 0x01, 0x51, 0x09, 0x06, # ?
    0x32, 0x49, 0x79, 0x41, 0x3E, # @
    0x7E, 0x11, 0x11, 0x11, 0x7E, # A
    0x7F, 0x49, 0x49, 0x49, 0x36, # B
    0x3E, 0x41, 0x41, 0x41, 0x22, # C
    0x7F, 0x41, 0x41, 0x22, 0x1C, # D
    0x7F, 0x49, 0x49, 0x49, 0x41, # E
    0x7F, 0x09, 0x09, 0x09, 0x01, # F
    0x3E, 0x41, 0x49, 0x49, 0x7A, # G
    0x7F, 0x08, 0x08, 0x08, 0x7F, # H
    0x00, 0x41, 0x7F, 0x41, 0x00, # I
    0x20, 0x40, 0x41, 0x3F, 0x01, # J
    0x7F, 0x08, 0x14, 0x22, 0x41, # K
    0x7F, 0x40, 0x40, 0x40, 0x40, # L
    0x7F, 0x02, 0x0C, 0x02, 0x7F, # M
    0x7F, 0x04, 0x08, 0x10, 0x7F, # N
    0x3E, 0x41, 0x41, 0x41, 0x3E, # O
    0x7F, 0x09, 0x09, 0x09, 0x06, # P
    0x3E, 0x41, 0x51, 0x21, 0x5E, # Q
    0x7F, 0x09, 0x19, 0x29, 0x46, # R
    0x46, 0x49, 0x49, 0x49, 0x31, # S
    0x01, 0x01, 0x7F, 0x01, 0x01, # T
    0x3F, 0x40, 0x40, 0x40, 0x3F, # U
    0x1F, 0x20, 0x40, 0x20, 0x1F, # V
    0x3F, 0x40, 0x38, 0x40, 0x3F, # W
    0x63, 0x14, 0x08, 0x14, 0x63, # X
    0x07, 0x08, 0x70, 0x08, 0x07, # Y
    0x61, 0x51, 0x49, 0x45, 0x43, # Z
    0x00, 0x7F, 0x41, 0x41, 0x00, # [
    0x02, 0x04, 0x08, 0x10, 0x20, # \
    0x00, 0x41, 0x41, 0x7F, 0x00, # ]
    0x04, 0x02, 0x01, 0x02, 0x04, # ^
    0x40, 0x40, 0x40, 0x40, 0x40, # _
    0x00, 0x01, 0x02, 0x04, 0x00, # `
    0x20, 0x54, 0x54, 0x54, 0x78, # a
    0x7F, 0x48, 0x44, 0x44, 0x38, # b
    0x38, 0x44, 0x44, 0x44, 0x20, # c
    0x38, 0x44, 0x44, 0x48, 0x7F, # d
    0x38, 0x54, 0x54, 0x54, 0x18, # e
    0x08, 0x7E, 0x09, 0x01, 0x02, # f
    0x0C, 0x52, 0x52, 0x52, 0x3E, # g
    0x7F, 0x08, 0x04, 0x04, 0x78, # h
    0x00, 0x44, 0x7D, 0x40, 0x00, # i
    0x20, 0x40, 0x44, 0x3D, 0x00, # j
    0x7F, 0x10, 0x28, 0x44, 0x00, # k
    0x00, 0x41, 0x7F, 0x40, 0x00, # l
    0x7C, 0x04, 0x18, 0x04, 0x78, # m
    0x7C, 0x08, 0x04, 0x04, 0x78, # n
    0x38, 0x44, 0x44, 0x44, 0x38, # o
    0x7C, 0x14, 0x14, 0x14, 0x08, # p
    0x08, 0x14, 0x14, 0x18, 0x7C, # q
    0x7C, 0x08, 0x04, 0x04, 0x08, # r
    0x48, 0x54, 0x54, 0x54, 0x20, # s
    0x04, 0x3F, 0x44, 0x40, 0x20, # t
    0x3C, 0x40, 0x40, 0x20, 0x7C, # u
    0x1C, 0x20, 0x40, 0x20, 0x1C, # v
    0x3C, 0x40, 0x30, 0x40, 0x3C, # w
    0x44, 0x28, 0x10, 0x28, 0x44, # x
    0x0C, 0x50, 0x50, 0x50, 0x3C, # y
    0x44, 0x64, 0x54, 0x4C, 0x44, # z
    0x00, 0x08, 0x36, 0x41, 0x00, # {
    0x00, 0x00, 0x7F, 0x00, 0x00, # |
    0x00, 0x41, 0x36, 0x08, 0x00, # }
    0x10, 0x08, 0x08, 0x10, 0x08, # ~
])

def draw(oled, text, x, y):
    for char in text:
        if x > 122: 
            x = 0
            y += 9 
            if y > 56: break
            
        idx = ord(char) - 32
        if 0 <= idx < 96:
            start = idx * 5
            
            # Column by Column
            for i in range(5):
                line_data = FONT_DATA[start + i]
                # Row by Row, LSB is top
                for bit in range(8):

                    if line_data & (1 << bit):
                        oled.pixel(x + i, y + bit, 1)
                    else:
                        oled.pixel(x + i, y + bit, 0)
            
            for bit in range(8):
                oled.pixel(x + 5, y + bit, 0)
                
            x += 6