#!/usr/bin/env python3 """ Matrix64 LED Display - Main Entry Point Displays Home Assistant and Netdata data on a 64x64 LED matrix. Layout: [Weather Icon 24x24] [Outdoor: Temp + Humidity] [Indoor: Temp + Humidity] [Time HH:MM:SS centered] [HDD Temps row 1] [HDD Temps row 2] """ from samplebase import SampleBase from rgbmatrix import graphics import time import datetime from config import LED_ROWS, LED_COLS from weather_icons import draw_weather_icon from home_assistant import ( get_weather, get_weather_description, get_interior_weather, get_brightness ) from netdata import get_hdd_temps def format_temp(value): """Format temperature to one decimal place.""" try: return f"{float(value):.1f}°" except (ValueError, TypeError): return "N/A" def format_humidity(value): """Format humidity as integer percentage.""" try: return f"{int(float(value))}%" except (ValueError, TypeError): return "N/A" def get_temperature_color(temp): """Determine color based on temperature value.""" try: temp_value = float(str(temp).replace('°', '').strip()) if temp_value < 0: return graphics.Color(0, 100, 255) elif temp_value < 10: return graphics.Color(100, 180, 255) elif temp_value < 20: return graphics.Color(0, 255, 100) elif temp_value < 30: return graphics.Color(255, 200, 0) else: return graphics.Color(255, 50, 50) except ValueError: return graphics.Color(255, 255, 255) class Matrix64Display(SampleBase): """Main display class for the LED matrix.""" def __init__(self, *args, **kwargs): super(Matrix64Display, self).__init__(*args, **kwargs) self.parser.add_argument( "-t", "--text", help="The text to scroll on the RGB LED panel", default="Hello world!" ) self.temperature = None self.humidity = None self.interior_temperature = None self.interior_humidity = None self.last_update = time.time() self.weather_desc = "unknown" self.hdd_temps = None def update_data(self): """Fetch all data from APIs.""" try: # Weather data weather = get_weather() if weather.get("temperature") is not None: self.temperature = float(weather.get("temperature")) self.humidity = weather.get("humidity") self.weather_desc = get_weather_description() # Interior data interior = get_interior_weather() if interior.get("temperature") is not None: self.interior_temperature = float(interior.get("temperature")) self.interior_humidity = interior.get("humidity") except Exception as e: print(f"Error updating data: {e}") def update_brightness(self): """Update LED matrix brightness.""" try: brightness = get_brightness() if brightness: self.matrix.brightness = int(float(brightness)) / 10 except Exception as e: self.matrix.brightness = 5 print(f"Error updating brightness: {e}") def update_hdd_temps(self): """Update HDD temperatures.""" self.hdd_temps = get_hdd_temps() def run(self): """Main display loop.""" canvas = self.matrix.CreateFrameCanvas() # Load fonts font_dir = "/home/pi/rpi-rgb-led-matrix/fonts" time_font = graphics.Font() time_font.LoadFont(f"{font_dir}/7x13.bdf") small_font = graphics.Font() small_font.LoadFont(f"{font_dir}/4x6.bdf") # Colors time_color = graphics.Color(20, 75, 200) humidity_color = graphics.Color(100, 180, 255) # Light blue for humidity hdd_color = graphics.Color(80, 80, 80) # Dim gray for HDD temps label_color = graphics.Color(100, 100, 100) # Gray for labels # Initial data fetch self.update_brightness() self.update_data() self.update_hdd_temps() while True: now = datetime.datetime.now() time_str = f"{now.hour:02d}:{now.minute:02d}:{now.second:02d}" current_time = time.time() # Update every 60 seconds if current_time - self.last_update >= 60: self.update_data() self.update_brightness() self.update_hdd_temps() self.last_update = current_time canvas.Clear() # === Weather Icon (top-left, 24x24 area) === draw_weather_icon(canvas, 0, 0, self.weather_desc) # === Outdoor Weather (right side, row 1) === if self.temperature is not None: temp_str = format_temp(self.temperature) temp_color = get_temperature_color(self.temperature) graphics.DrawText(canvas, small_font, 26, 6, temp_color, temp_str) if self.humidity is not None: hum_str = format_humidity(self.humidity) graphics.DrawText(canvas, small_font, 48, 6, humidity_color, hum_str) # === Indoor Weather (right side, row 2) === if self.interior_temperature is not None: temp_str = format_temp(self.interior_temperature) temp_color = get_temperature_color(self.interior_temperature) graphics.DrawText(canvas, small_font, 26, 14, temp_color, temp_str) if self.interior_humidity is not None: hum_str = format_humidity(self.interior_humidity) graphics.DrawText(canvas, small_font, 48, 14, humidity_color, hum_str) # === Labels for Out/In === graphics.DrawText(canvas, small_font, 26, 22, label_color, "Out In") # === Time Display (centered) === time_len = len(time_str) * 7 # 7x13 font is ~7px wide time_x = (64 - time_len) // 2 graphics.DrawText(canvas, time_font, time_x, 38, time_color, time_str) # === HDD Temperatures (bottom) === if self.hdd_temps and len(self.hdd_temps) > 4: row1 = " ".join(str(int(t[0]))[:2] for t in self.hdd_temps[1:4]) row2 = " ".join(str(int(t[0]))[:2] for t in self.hdd_temps[4:]) graphics.DrawText(canvas, small_font, 14, 50, hdd_color, row1) graphics.DrawText(canvas, small_font, 14, 58, hdd_color, row2) time.sleep(0.5) canvas = self.matrix.SwapOnVSync(canvas) if __name__ == "__main__": display = Matrix64Display() if not display.process(): display.print_help()