from board import SCL, SDA from busio import I2C from adafruit_ssd1306 import SSD1306_I2C class Graphics: OLED_WIDTH = 128 OLED_HEIGHT = 64 OLED_ADDR = 0x3C LINE_HEIGHT = 9 CHAR_WIDTH = 6 MAX_LINES = 7 def __init__(self): i2c = I2C(SCL, SDA) self._display = SSD1306_I2C( self.OLED_WIDTH, self.OLED_HEIGHT, i2c, addr = self.OLED_ADDR) def clear(self): self._display.fill(0) def text(self, text, x, y, c): self._display.text(text, x * self.CHAR_WIDTH, y * self.LINE_HEIGHT, c) def pixel(self, x, y, c): self._display.pixel(x, y, c) def line(self, x1, y1, x2, y2, c): self._display.line(x1, y1, x2, y2, c) def rect(self, x1, y1, x2, y2, c): self._display.rect(x1, y1, x2, y2, c) def fill_rect(self, x1, y1, x2, y2, c): self._display.fill_rect(x1, y1, x2, y2, c) def show(self): self._display.show()