scheletro porting nativo Sailfish OS di Henflow: packaging, settings, pagine, icone, i18n

icons/make_icons.py

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+#!/usr/bin/env python3
+"""Genera le icone dell'app in stile Sailfish OS:
+   sfondo a gradiente ambrato->arancio bruciato con angoli molto arrotondati,
+   un uovo bianco con ombra morbida e una pagliuzza di grano.
+   Dimensioni: 86, 108, 128, 172 (struttura standard hicolor)."""
+import os
+from PIL import Image, ImageDraw
+
+C_TOP = (250, 214, 137)    # #FAD689 ambrato chiaro
+C_BOT = (196, 122, 41)     # #C47A29 arancio bruciato
+EGG = (255, 253, 246)
+STRAW = (255, 236, 179)
+
+
+def gradient(size, c1, c2):
+    img = Image.new("RGB", (size, size))
+    d = ImageDraw.Draw(img)
+    for y in range(size):
+        t = y / (size - 1)
+        d.line([(0, y), (size, y)],
+               fill=(int(c1[0] + (c2[0] - c1[0]) * t),
+                     int(c1[1] + (c2[1] - c1[1]) * t),
+                     int(c1[2] + (c2[2] - c1[2]) * t)))
+    return img
+
+
+def draw_icon(size):
+    m = size * 0.05
+    r = size * 0.22
+    out = Image.new("RGBA", (size, size), (0, 0, 0, 0))
+
+    grad = gradient(size, C_TOP, C_BOT).convert("RGBA")
+    mask = Image.new("L", (size, size), 0)
+    ImageDraw.Draw(mask).rounded_rectangle([m, m, size - m, size - m],
+                                           radius=r, fill=255)
+    out.paste(grad, (0, 0), mask)
+
+    d = ImageDraw.Draw(out, "RGBA")
+
+    # pagliuzza: due archi chiari in basso, suggeriscono il nido
+    lw = max(2, int(size * 0.03))
+    for k, off in ((0.0, 0.0), (0.06, 0.03)):
+        d.arc([size * (0.16 + k), size * (0.62 + off),
+               size * (0.84 - k), size * (1.02 + off)],
+              start=200, end=340, fill=STRAW + (110,), width=lw)
+
+    # uovo bianco, leggermente spostato in alto, con ombra morbida
+    ex0, ey0 = size * 0.30, size * 0.22
+    ex1, ey1 = size * 0.70, size * 0.70
+    d.ellipse([ex0 + size * 0.015, ey0 + size * 0.02,
+               ex1 + size * 0.015, ey1 + size * 0.02],
+              fill=(90, 50, 10, 70))
+    d.ellipse([ex0, ey0, ex1, ey1], fill=EGG + (255,))
+
+    # riflesso
+    d.ellipse([size * 0.35, size * 0.30, size * 0.45, size * 0.40],
+              fill=(255, 255, 255, 120))
+    return out
+
+
+def main():
+    for s in (86, 108, 128, 172):
+        os.makedirs(f"icons/{s}x{s}", exist_ok=True)
+        draw_icon(s).save(f"icons/{s}x{s}/harbour-henflow.png")
+    print("icone scritte: 86, 108, 128, 172")
+
+
+if __name__ == "__main__":
+    main()