loboris_display.py

# https://github.com/loboris/MicroPython_ESP32_psRAM_LoBo/wiki/display

import time

import display
import machine
from machine import SPI
from micropython import const


class Display(display.TFT):
    """
    Expand loboris TFT class
    """

    def __init__(self, **init_kwargs):
        super().__init__()

        try:
            self.init(**init_kwargs)
        except OSError as err:
            # e.g.: Error initializing display
            print("ERROR: %s" % err)
            for i in range(3, 0, -1):
                print("Hard reset in %i Sek!" % i)
                time.sleep(1)
            machine.reset()

        self.width, self.height = self.screensize()

        self.resetwin()  # Reset active display window to full screen size
        self.clear(self.BLACK)
        self.set_font(self.FONT_Default)
        self.text(0, 0, "", self.BLACK)

    def get_fonts(self):
        fonts = [(attr_name, getattr(self, attr_name)) for attr_name in dir(self) if attr_name.startswith("FONT_")]
        fonts.sort(key=lambda i: i[1])
        return tuple(fonts)

    def set_font(self, font_id, rotate=0):
        self.font(font_id, rotate=rotate)
        self.font_width, self.font_height = self.fontSize()

    def print(self, text, align=0, color=None, transparent=False):
        if color is None:
            color = self.WHITE

        y = self.text_y() + self.font_height
        if y >= self.height:
            y = 0
        self.text(align, y, text, color, transparent=transparent)


class OdroidGoDisplay(Display):
    """
    ODROID GO TFT
    """

    def __init__(self):
        super().__init__(
            type=self.ILI9341,
            width=320,
            height=240,
            speed=40000000,
            miso=19,
            mosi=23,
            clk=18,
            cs=5,
            spihost=2,  # SPI.VSPI_HOST,
            dc=21,
            bgr=True,
            rot=self.LANDSCAPE_FLIP,
        )


tft = OdroidGoDisplay()
tft.print("All existing fonts:", align=tft.CENTER, color=tft.CYAN)

fonts = tft.get_fonts()
for font_name, font_id in fonts:
    text = "%i - %s" % (font_id, font_name)
    print(text)
    tft.set_font(font_id)
    tft.print(text, transparent=True)

tft.deinit()
del tft
print("---END---")