scripts/test_draw.py

import sys, random, time
sys.path.insert(0, "/home/z/my-project/scripts/os4")
import os4_spec as S
import os4_draw as D
from PIL import Image

def demo_scene(screen, tsec=12.3, **kw):
    st = dict(
        tsec=12.3,
        screen=screen, from_screen=1, trans=0.0,
        ripples=[(192, 416, 0.35, 0.9)],
        clock=(21, 44, 17), phase=21.75 / 24.0, hue=205, battery=87,
        music_playing=True, music_level=0.8, track=0, music_prog=0.37,
        calc_disp="128×4=512", calc_pressed=-1,
        weather_cond=2, temp=19, city="Berlin", wind=14, hum=61, rainp=40,
        toggles=[True, False, True, False], sel_hue=6,
        npu_label="NPU", params_m=0.94, fps=60, diag="Keine Abstürze",
        date="So 07.09.", toast="WLAN verbunden", nav_pressed=-1, drawer_sel=-1,
    )
    st.update(kw)
    return st

t0 = time.time()
outs = []
for i, name in enumerate(S.SCREENS):
    s = demo_scene(i)
    if name == "LOCK":
        s["ripples"] = []
    h = D.draw_scene(s, "hint")
    o = D.draw_scene(s, "styled")
    outs.append((name, h, o))
print("render 8 screens x2 themes: %.2fs" % (time.time() - t0))

# transition + preview sheet
t0 = time.time()
s = demo_scene(3, trans=0.5, from_screen=1)
o = D.draw_scene(s, "styled")
print("transition render: %.2fs" % (time.time() - t0))

W = 4 * (S.FULL_W + 8)
Hh = 2 * (S.FULL_H + 8)
sheet = Image.new("RGB", (W, Hh), (0, 0, 0))
for i, (name, h, o) in enumerate(outs):
    r, c = divmod(i, 4)
    sheet.paste(o, (c * (S.FULL_W + 8) + 4, r * (S.FULL_H + 8) + 4))
sheet.save("/home/z/my-project/data/einkos4/preview_styled.png")
sheet2 = Image.new("RGB", (W, Hh), (0, 0, 0))
for i, (name, h, o) in enumerate(outs):
    r, c = divmod(i, 4)
    sheet2.paste(h, (c * (S.HINT_W * 2 + 8) + 4, r * (S.HINT_H * 2 + 8) + 4))
sheet2 = sheet2.crop((0, 0, W, Hh))
sheet2.save("/home/z/my-project/data/einkos4/preview_hint.png")
import os
print("sizes:", os.path.getsize("/home/z/my-project/data/einkos4/preview_styled.png"),
      os.path.getsize("/home/z/my-project/data/einkos4/preview_hint.png"))
print("OK")