500309ed53
- Recadrage de pages (Pages > Recadrer) : - Mode marges : retirer X mm de chaque cote - Mode taille finale : definir la taille souhaitee (centrage auto) - Apercu en temps reel de la dimension finale - Appliquer a : page courante, toutes, paires, impaires, plage - Plage de pages personnalisee (ex: 1-3, 5, 8-10) - Impression (Fichier > Imprimer / Ctrl+P) : ouvre le PDF dans le viewer par defaut Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
44 lines
1.4 KiB
Python
44 lines
1.4 KiB
Python
"""Moteur Recadrage de pages."""
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from pypdf import PdfReader, PdfWriter
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from .pdf_utils import get_page_size
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def crop_pages(input_path, output_path, crop_top=0, crop_bottom=0,
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crop_left=0, crop_right=0, pages=None):
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"""Recadrer les pages specifiees.
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crop_top/bottom/left/right : en points, quantite a retirer de chaque cote
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pages : liste d'indices (0-based) des pages a recadrer. None = toutes.
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"""
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reader = PdfReader(input_path)
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writer = PdfWriter()
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if pages is None:
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pages = list(range(len(reader.pages)))
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for i, page in enumerate(reader.pages):
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if i in pages:
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w, h = get_page_size(page)
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new_left = float(page.mediabox.left) + crop_left
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new_bottom = float(page.mediabox.bottom) + crop_bottom
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new_right = float(page.mediabox.right) - crop_right
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new_top = float(page.mediabox.top) - crop_top
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# Securite
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if new_right <= new_left or new_top <= new_bottom:
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writer.add_page(page)
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continue
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page.mediabox.lower_left = (new_left, new_bottom)
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page.mediabox.upper_right = (new_right, new_top)
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page.cropbox = page.mediabox
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if hasattr(page, 'trimbox'):
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page.trimbox = 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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