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Improve layout: 1 decimal temps, humidity display, cleaner arrangement

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This commit is contained in:
Joan
2025-12-31 12:23:43 +01:00
parent 9a909d0c5a
commit e1be076265
1 changed files with 68 additions and 28 deletions
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96
matrix.py
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@@ -3,6 +3,13 @@
Matrix64 LED Display - Main Entry Point Matrix64 LED Display - Main Entry Point
Displays Home Assistant and Netdata data on a 64x64 LED matrix. 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 samplebase import SampleBase
from rgbmatrix import graphics from rgbmatrix import graphics
@@ -18,10 +25,26 @@ from home_assistant import (
from netdata import get_hdd_temps 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): def get_temperature_color(temp):
"""Determine color based on temperature value.""" """Determine color based on temperature value."""
try: try:
temp_value = float(str(temp).replace('°C', '').strip()) temp_value = float(str(temp).replace('°', '').strip())
if temp_value < 0: if temp_value < 0:
return graphics.Color(0, 100, 255) return graphics.Color(0, 100, 255)
elif temp_value < 10: elif temp_value < 10:
@@ -60,14 +83,14 @@ class Matrix64Display(SampleBase):
# Weather data # Weather data
weather = get_weather() weather = get_weather()
if weather.get("temperature") is not None: if weather.get("temperature") is not None:
self.temperature = f'{weather.get("temperature")}°C' self.temperature = float(weather.get("temperature"))
self.humidity = weather.get("humidity") self.humidity = weather.get("humidity")
self.weather_desc = get_weather_description() self.weather_desc = get_weather_description()
# Interior data # Interior data
interior = get_interior_weather() interior = get_interior_weather()
if interior.get("temperature") is not None: if interior.get("temperature") is not None:
self.interior_temperature = f'{interior.get("temperature")}°C' self.interior_temperature = float(interior.get("temperature"))
self.interior_humidity = interior.get("humidity") self.interior_humidity = interior.get("humidity")
except Exception as e: except Exception as e:
@@ -91,14 +114,18 @@ class Matrix64Display(SampleBase):
"""Main display loop.""" """Main display loop."""
canvas = self.matrix.CreateFrameCanvas() canvas = self.matrix.CreateFrameCanvas()
# Load fonts (absolute paths to rpi-rgb-led-matrix fonts) # Load fonts
font_dir = "/home/pi/rpi-rgb-led-matrix/fonts" font_dir = "/home/pi/rpi-rgb-led-matrix/fonts"
font = graphics.Font() time_font = graphics.Font()
font.LoadFont(f"{font_dir}/7x13.bdf") time_font.LoadFont(f"{font_dir}/7x13.bdf")
temp_font = graphics.Font() small_font = graphics.Font()
temp_font.LoadFont(f"{font_dir}/5x8.bdf") small_font.LoadFont(f"{font_dir}/4x6.bdf")
text_color = graphics.Color(20, 75, 200) # 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 # Initial data fetch
self.update_brightness() self.update_brightness()
@@ -119,30 +146,43 @@ class Matrix64Display(SampleBase):
canvas.Clear() canvas.Clear()
# Time display # === Weather Icon (top-left, 24x24 area) ===
graphics.DrawText(canvas, font, 4, 42, text_color, time_str)
# Weather icon
draw_weather_icon(canvas, 0, 0, self.weather_desc) draw_weather_icon(canvas, 0, 0, self.weather_desc)
# Outdoor temperature (right-aligned) # === Outdoor Weather (right side, row 1) ===
if self.temperature: if self.temperature is not None:
color = get_temperature_color(self.temperature) temp_str = format_temp(self.temperature)
length = graphics.DrawText(canvas, temp_font, 0, 0, color, self.temperature) temp_color = get_temperature_color(self.temperature)
graphics.DrawText(canvas, temp_font, 64 - length, 8, color, self.temperature) graphics.DrawText(canvas, small_font, 26, 6, temp_color, temp_str)
# Interior temperature (right-aligned) if self.humidity is not None:
if self.interior_temperature: hum_str = format_humidity(self.humidity)
color = get_temperature_color(self.interior_temperature) graphics.DrawText(canvas, small_font, 48, 6, humidity_color, hum_str)
length = graphics.DrawText(canvas, temp_font, 0, 0, color, self.interior_temperature)
graphics.DrawText(canvas, temp_font, 64 - length, 16, color, self.interior_temperature)
# HDD temperatures # === 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: if self.hdd_temps and len(self.hdd_temps) > 4:
row1 = " ".join(str(t[0])[:2] for t in self.hdd_temps[1:4]) row1 = " ".join(str(int(t[0]))[:2] for t in self.hdd_temps[1:4])
row2 = " ".join(str(t[0])[:2] for t in self.hdd_temps[4:]) row2 = " ".join(str(int(t[0]))[:2] for t in self.hdd_temps[4:])
graphics.DrawText(canvas, temp_font, 12, 52, text_color, row1) graphics.DrawText(canvas, small_font, 14, 50, hdd_color, row1)
graphics.DrawText(canvas, temp_font, 12, 60, text_color, row2) graphics.DrawText(canvas, small_font, 14, 58, hdd_color, row2)
time.sleep(0.5) time.sleep(0.5)
canvas = self.matrix.SwapOnVSync(canvas) canvas = self.matrix.SwapOnVSync(canvas)