Init

__init__.py

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+from st3m.application import Application, ApplicationContext
+from st3m.goose import Dict, Any
+from st3m.reactor import Responder
+from st3m.ui.view import BaseView, ViewManager
+from st3m.input import InputState
+from ctx import Context
+import st3m.run
+import leds
+import json
+import math
+
+class AlternativebitNick(Application):
+    def __init__(self, app_ctx: ApplicationContext) -> None:
+        super().__init__(app_ctx)
+        self._led = 0.0
+        self._filename = "/flash/nick.json"
+        self._scale = 1.0
+        self._phase = 0.0
+        self._brightness = 0.0
+        self._brightness_time = 0.0
+
+    def draw(self, ctx: Context) -> None:
+        # Paint the background black
+        ctx.save()
+        ctx.scale(self._scale, 1)
+        ctx.rgb(0, 0, 0).rectangle(-120, -120, 240, 240).fill()
+        ctx.rgb(1,1,1).round_rectangle(10,0,70,70,2).fill()
+        ctx.rgb(1,1,1).round_rectangle(-80,0,70,70,2).fill()
+        ctx.rgb(1,1,1).round_rectangle(10,-90,70,70,2).fill()
+        ctx.restore()
+
+        leds.set_hsv(int(self._led), abs(self._scale) * 360, 1, 0.2)
+        leds.set_brightness(self._brightness)
+        leds.update()
+
+
+    def think(self, ins: InputState, delta_ms: int) -> None:
+        super().think(ins, delta_ms) # Let Application do its thing
+        self._led += delta_ms / 45
+        self._phase += delta_ms / 1000
+
+        # LED
+        self._brightness_time += delta_ms
+        if self._brightness_time < 50:
+            self._brightness = 0
+        else:
+            self._brightness = 69
+        if self._brightness_time > 1000:
+            self.brightness_time = 0
+
+        # Screen
+        self._scale = math.sin(self._phase)
+        if self._led >= 40:
+            self._led = 0
+
+
+if __name__ == '__main__':
+    # Continue to make runnable via mpremote run.
+    st3m.run.run_view(AlternativebitNick(ApplicationContext))

alternativebit-logo.toml

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+[app]
+name = "Alternativebit Logo"
+menu = "Badge"
+
+[entry]
+class = "AlternativebitNick"
+
+[metadata]
+author = "Ninjatrappeur"
+license = "AGPL"
+url = "https://git.alternativebit.fr"

default.nix

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+{ pkgs ? import <nixpkgs> {} }:
+
+let
+  custom-packages = ps: with ps; [
+    (
+      buildPythonPackage rec {
+        pname = "mpremote";
+        version = "1.20.0";
+        src = fetchPypi {
+          inherit pname version;
+          sha256 = "sha256-XDQnYqBHkTCd1JvOY8cKB1qnxUixwAdiYrlvnMw5jKI=";
+        };
+        doCheck = false;
+        postPatch = ''
+          ln -s ${./setup-mpremote.py} setup.py
+          '';
+        propagatedBuildInputs = [
+          pyserial
+          importlib-metadata
+        ];
+      }
+    )
+  ];
+  my-python = pkgs.python3.withPackages custom-packages;
+in my-python

setup-mpremote.py

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+#!/usr/bin/env python
+
+from setuptools import setup, find_packages
+
+setup(name='mpremote',
+      version='1.20.0',
+      # Modules to import from other scripts:
+      packages=find_packages(),
+      # Executables
+      scripts=["mpremote/main.py"],
+     )