c9212a30ea
- Formats personnalises dans tous les menus deroulants de format : - "Personnalise..." : saisie libre largeur x hauteur en mm - "Ajouter un format..." : sauvegarder un format custom (persistant) - Formats custom affiches dans le dropdown avec separateur - Reperes de coupe (Annotations > Reperes de coupe) : - Longueur, distance du bord, epaisseur configurables - Couleur : noir, gris, CMYK - Reperes de centrage optionnels - Appliquer a : toutes, paires, impaires, page courante - Enlever les reperes de coupe (menu) - Step & Repeat : ajout des marges (haut, bas, gauche, droite) - Tous les dialogues de format migres vers format_combo Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
86 lines
2.9 KiB
Python
86 lines
2.9 KiB
Python
"""Moteur Reperes de coupe autonomes."""
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from pypdf import PdfReader, PdfWriter
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from reportlab.pdfgen import canvas
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from .pdf_utils import get_page_size
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import io
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def add_crop_marks(input_path, output_path, mark_length=14.17, mark_offset=7.09,
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line_width=0.25, color=(0, 0, 0), center_marks=False,
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apply_to="all", current_page=0):
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"""Ajouter des reperes de coupe sur les pages."""
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reader = PdfReader(input_path)
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writer = PdfWriter()
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for i, page in enumerate(reader.pages):
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page_num = i + 1
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should_apply = False
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if apply_to == "all":
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should_apply = True
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elif apply_to == "even":
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should_apply = page_num % 2 == 0
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elif apply_to == "odd":
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should_apply = page_num % 2 != 0
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elif apply_to == "current":
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should_apply = i == current_page
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if should_apply:
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w, h = get_page_size(page)
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packet = io.BytesIO()
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c = canvas.Canvas(packet, pagesize=(w, h))
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c.setLineWidth(line_width)
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c.setStrokeColorRGB(*color)
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# 4 coins
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corners = [(0, 0), (w, 0), (0, h), (w, h)]
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for cx, cy in corners:
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# Traits horizontaux
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if cx == 0:
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c.line(cx - mark_offset - mark_length, cy, cx - mark_offset, cy)
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else:
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c.line(cx + mark_offset, cy, cx + mark_offset + mark_length, cy)
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# Traits verticaux
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if cy == 0:
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c.line(cx, cy - mark_offset - mark_length, cx, cy - mark_offset)
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else:
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c.line(cx, cy + mark_offset, cx, cy + mark_offset + mark_length)
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# Reperes de centrage
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if center_marks:
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mid_x = w / 2
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mid_y = h / 2
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ml = mark_length * 0.7
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# Haut
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c.line(mid_x, h + mark_offset, mid_x, h + mark_offset + ml)
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# Bas
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c.line(mid_x, -mark_offset, mid_x, -mark_offset - ml)
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# Gauche
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c.line(-mark_offset, mid_y, -mark_offset - ml, mid_y)
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# Droite
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c.line(w + mark_offset, mid_y, w + mark_offset + ml, mid_y)
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c.showPage()
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c.save()
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packet.seek(0)
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overlay = PdfReader(packet)
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page.merge_page(overlay.pages[0])
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writer.add_page(page)
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with open(output_path, "wb") as f:
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writer.write(f)
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return output_path
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def remove_crop_marks(input_path, output_path):
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"""Enlever les reperes de coupe (remet mediabox = cropbox)."""
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reader = PdfReader(input_path)
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writer = PdfWriter()
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for page in reader.pages:
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page.cropbox = page.mediabox
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writer.add_page(page)
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with open(output_path, "wb") as f:
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writer.write(f)
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return output_path
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