panel_attract_functions.py

"""
Author: Adam Knowles
Version: 0.1
Description: Main functions for the panel to switch between

GitHub Repository: https://github.com/Pharkie/AdamGalactic/ClockRolling.py
License: GNU General Public License (GPL)
"""

import uasyncio
import utime # type: ignore
import config
import datetime_utils
import rolling_clock_display_utils

def update_clock_display(new_values, old_values, delay = 0.05, reverse = False):
    tick_flags = [new_values[i] != old_values[i] for i in range(6)]

    for i in range(6):
        for j in range(6):
            if tick_flags[j]: # Scroll that digit one row
                # Define digit parameters as a dictionary
                scroll_digit_params = {
                    'reverse': reverse,                     # Reverse flag (True or False)  
                    'old_number': old_values[j],            # Top number to display  
                    'new_number': new_values[j],             # Bottom number to display 
                    'x_pos': config.clock_digits_x[j],      # X position 
                    'y_pos': config.clock_digit_all_y,      # Y position 
                    'loop_num': i                           # Loop number  
                }
                rolling_clock_display_utils.scroll_digit(scroll_digit_params)
            else:
                rolling_clock_display_utils.show_digit(old_values[j], config.clock_digits_x[j], config.clock_digit_all_y)

        pen_colour = config.PEN_YELLOW if new_values[5] % 2 == 0 else config.PEN_BLACK
        config.picoboard.set_pen(pen_colour)
        config.picoboard.text(text = ":", x1 = config.base_x + (2 * config.char_width), y1 = config.clock_digit_all_y, wordwrap = -1, scale = 1)
        config.picoboard.text(text = ":", x1 = config.base_x + (4 * config.char_width) + 3, y1 = config.clock_digit_all_y, wordwrap = -1, scale = 1)

        config.gu.update(config.picoboard)

        utime.sleep(delay)

async def rolling_clock(for_seconds=None):
    # print("rolling_clock() called")
    old_values = datetime_utils.get_time_values()
    counter = 0
        
    while for_seconds is None or counter < for_seconds:
        start_time = utime.ticks_ms()

        # Get today's date and display it underneath the time
        current_date = utime.localtime()
        date_str = datetime_utils.format_date(current_date)
        # Set the date text color
        pen_colour_date = config.PEN_GREY
        config.picoboard.set_pen(pen_colour_date)
        config.picoboard.text(text=date_str, x1=0, y1=config.clock_digit_all_y + config.char_height + 1, wordwrap=-1, scale=1)

        new_values = list(datetime_utils.get_time_values())

        update_clock_display(new_values, old_values, delay = 0.05, reverse=False)

        end_time = utime.ticks_ms()
        cycle_duration = utime.ticks_diff(end_time, start_time)
        sleep_duration = 1000 - cycle_duration

        if sleep_duration > 0:
            await uasyncio.sleep_ms(sleep_duration)

        old_values = new_values.copy()
        counter += 1

    return new_values