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Crea data/samples/testamento_writer00.png
Documento composto da campioni reali di grafia writer_00 (opzione A).
Corpo testo: campioni writer_00/sample_*.png impilati verticalmente.
Firma: CEDAR original_1_1.png (writer_00) + etichetta "Luca Rossi".
"""
from pathlib import Path
from PIL import Image, ImageDraw, ImageFont
ROOT = Path(__file__).parent.parent
SAMPLES = ROOT / "data/samples/writer_00"
FIRMA = ROOT / "data/cedar/signatures/full_org/original_1_1.png"
OUT_IMG = ROOT / "data/samples/testamento_writer00.png"
# Campioni selezionati (indici diversi = frasi diverse)
SELECTED = [0, 4, 8, 12, 18, 25]
PAGE_W = 1800
MARGIN_X = 130
MARGIN_TOP = 100
GAP = 45 # spazio verticale tra campioni
SIG_GAP = 90 # spazio prima della firma
SIG_H = 170 # altezza target firma
MARGIN_BOT = 100
def load_sample(idx: int, target_w: int) -> Image.Image:
path = SAMPLES / f"sample_{idx:03d}.png"
img = Image.open(path).convert("L")
scale = target_w / img.width
new_h = int(img.height * scale)
img = img.resize((target_w, new_h), Image.LANCZOS)
rgb = img.convert("RGB")
# assicura sfondo bianco
return rgb
def main() -> None:
available = sorted(SAMPLES.glob("sample_*.png"))
max_idx = len(available) - 1
indices = [i for i in SELECTED if i <= max_idx]
text_w = PAGE_W - 2 * MARGIN_X
samples = [load_sample(i, text_w) for i in indices]
# Altezza canvas
body_h = sum(s.height for s in samples) + GAP * (len(samples) - 1)
page_h = MARGIN_TOP + body_h + SIG_GAP + SIG_H + MARGIN_BOT
canvas = Image.new("RGB", (PAGE_W, page_h), (255, 255, 255))
# Incolla campioni
y = MARGIN_TOP
for samp in samples:
canvas.paste(samp, (MARGIN_X, y))
y += samp.height + GAP
# Firma CEDAR writer_1
sig = Image.open(FIRMA).convert("RGBA")
scale = SIG_H / sig.height
sig_w = int(sig.width * scale)
sig = sig.resize((sig_w, SIG_H), Image.LANCZOS)
sig_bg = Image.new("RGB", sig.size, (255, 255, 255))
sig_bg.paste(sig, mask=sig.split()[3])
sig_x = PAGE_W - sig_w - MARGIN_X
sig_y = y + SIG_GAP
canvas.paste(sig_bg, (sig_x, sig_y))
# Etichetta "Luca Rossi"
draw = ImageDraw.Draw(canvas)
try:
font = ImageFont.truetype("inkfree.ttf", size=46)
except (IOError, OSError):
try:
font = ImageFont.truetype("C:/Windows/Fonts/inkfree.ttf", size=46)
except (IOError, OSError):
font = ImageFont.load_default()
lx = sig_x + sig_w // 2
ly = sig_y + SIG_H + 8
draw.text((lx, ly), "Luca Rossi", fill=(50, 50, 50), font=font, anchor="mt")
canvas.save(OUT_IMG, "PNG")
print(f"Creato: {OUT_IMG} ({PAGE_W}x{page_h}px)")
if __name__ == "__main__":
main()
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