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Draw volume levels as horizontal bars

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This commit is contained in:
Correl Roush 2023-05-18 16:04:57 -04:00
parent 8edea00b82
commit e1fb103db9
1 changed files with 18 additions and 8 deletions
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26
main.py
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@ -12,10 +12,10 @@ import ssd1306
import mcp4 import mcp4
from statetree import StateTree from statetree import StateTree
VOLUME_MAX = 128 VOLUME_MAX = const(128)
MQTT_KEEPALIVE = 60 MQTT_KEEPALIVE = const(60)
MQTT_UPDATE_INTERVAL = 60 MQTT_UPDATE_INTERVAL = const(60)
state = StateTree( state = StateTree(
@ -30,8 +30,8 @@ state = StateTree(
last_update = 0 last_update = 0
i2c = SoftI2C(sda=Pin(2), scl=Pin(16)) i2c = SoftI2C(sda=Pin(2), scl=Pin(16))
oled_width = 128 oled_width = const(128)
oled_height = 32 oled_height = const(32)
oled = ssd1306.SSD1306_I2C(oled_width, oled_height, i2c) oled = ssd1306.SSD1306_I2C(oled_width, oled_height, i2c)
buf = bytearray((oled_height // 8) * oled_width) buf = bytearray((oled_height // 8) * oled_width)
fbuf = framebuf.FrameBuffer1(buf, oled_width, oled_height) fbuf = framebuf.FrameBuffer1(buf, oled_width, oled_height)
@ -172,9 +172,19 @@ def loop():
mqtt.check_msg() mqtt.check_msg()
if state.changed: if state.changed:
oled.fill(0) oled.fill(0)
oled.text(f"LFT: {state['volume']['left']}", 0, 0) oled.framebuf.rect(10, 0, 92, 8, 1)
oled.text(f"RGT: {state['volume']['right']}", 0, 10) oled.framebuf.rect(
oled.text(f"NET: {state['network']}", 65, 0) 12, 2, round(state["volume"]["left"] / VOLUME_MAX * 88), 4, 1, True
)
oled.framebuf.rect(10, 10, 92, 8, 1)
oled.framebuf.rect(
12, 12, round(state["volume"]["right"] / VOLUME_MAX * 88), 4, 1, True
)
oled.text("L", 0, 0)
oled.text("R", 0, 10)
oled.text(f"{state['volume']['left']:3d}", 104, 0)
oled.text(f"{state['volume']['right']:3d}", 104, 10)
oled.text(f"WiFi: {state['network']}", 0, 20)
oled.show() oled.show()
state.clean() state.clean()