300 lines
12 KiB
Python
300 lines
12 KiB
Python
# Template definitions for different label layouts
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from PIL import Image, ImageDraw, ImageFont
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from datetime import date
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def vet_label_template(variables, width_pixels=991, height_pixels=306, filename=None):
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"""Default vet label template"""
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image = Image.new('RGB', (width_pixels, height_pixels), 'white')
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draw = ImageDraw.Draw(image)
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try:
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font_bold = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf', 36)
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font_normal = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 32)
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font_small = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 28)
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font_footer = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans-Oblique.ttf', 22)
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except:
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font_bold = ImageFont.load_default()
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font_normal = ImageFont.load_default()
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font_small = ImageFont.load_default()
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font_footer = ImageFont.load_default()
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margin = 10
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top = margin
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left_col = margin
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x1 = 200
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x2 = 500
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x3 = 750
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line_height = 50
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# Practice name (top left)
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draw.text((left_col, top), variables.get('practice_name', ''), fill='black', font=font_bold)
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# Date (top right)
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today = date.today().strftime("%d %b %Y")
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bbox = draw.textbbox((0, 0), today, font=font_small)
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date_width = bbox[2] - bbox[0]
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draw.text((width_pixels - margin - date_width, top), today, fill='black', font=font_small)
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# Three columns of data
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y = top + line_height + 10
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# Column 1
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draw.text((left_col, y), "Animal:", fill='black', font=font_normal)
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draw.text((left_col, y + line_height), "Drug:", fill='black', font=font_normal)
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draw.text((left_col, y + 2 * line_height), "Dose:", fill='black', font=font_normal)
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# Column 2
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draw.text((x1, y), variables.get('animal_name', ''), fill='black', font=font_normal)
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draw.text((x1, y + line_height), variables.get('drug_name', ''), fill='black', font=font_normal)
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draw.text((x1, y + 2 * line_height), variables.get('dosage', ''), fill='black', font=font_normal)
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# Column 3
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draw.text((x2, y), "Qty:", fill='black', font=font_normal)
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draw.text((x2, y + line_height), "Vet:", fill='black', font=font_normal)
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draw.text((x3, y), variables.get('quantity', ''), fill='black', font=font_normal)
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draw.text((x3, y + line_height), variables.get('vet_initials', ''), fill='black', font=font_normal)
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# Footer at bottom
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footer_text = "For animal treatment only"
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bbox = draw.textbbox((0, 0), footer_text, font=font_footer)
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text_width = bbox[2] - bbox[0]
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footer_x = (width_pixels - text_width) / 2
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footer_y = height_pixels - margin - 20
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draw.text((footer_x, footer_y), footer_text, fill='black', font=font_footer)
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if filename:
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image.save(filename)
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return image
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def new_label_template(variables, width_pixels=991, height_pixels=306, filename=None):
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"""Simplified label template with centered drug and dose"""
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image = Image.new('RGB', (width_pixels, height_pixels), 'white')
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draw = ImageDraw.Draw(image)
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try:
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font_header = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf', 36)
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font_bold = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf', 48)
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font_normal = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 36)
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font_small = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 28)
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font_footer = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans-Oblique.ttf', 22)
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except:
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font_header = ImageFont.load_default()
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font_bold = ImageFont.load_default()
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font_normal = ImageFont.load_default()
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font_small = ImageFont.load_default()
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font_footer = ImageFont.load_default()
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margin = 10
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top = margin
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left_col = margin
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x1 = 200
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x2 = 500
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x3 = 580
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line_height = 50
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# Practice name (top left)
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draw.text((left_col, top), variables.get('practice_name', ''), fill='black', font=font_header)
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# Date (top right)
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today = date.today().strftime("%d %b %Y")
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bbox = draw.textbbox((0, 0), today, font=font_small)
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date_width = bbox[2] - bbox[0]
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draw.text((width_pixels - margin - date_width, top), today, fill='black', font=font_small)
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# Centered drug name (bold)
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y = top + line_height + 10
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drug_name = variables.get('drug_name', '')
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bbox = draw.textbbox((0, 0), drug_name, font=font_bold)
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drug_width = bbox[2] - bbox[0]
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drug_x = (width_pixels - drug_width) / 2
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drug_y = y
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draw.text((drug_x, drug_y), drug_name, fill='black', font=font_bold)
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# Centered dose underneath
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dosage = variables.get('dosage', '')
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bbox = draw.textbbox((0, 0), dosage, font=font_normal)
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dose_width = bbox[2] - bbox[0]
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dose_x = (width_pixels - dose_width) / 2
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dose_y = drug_y + 60
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draw.text((dose_x, dose_y), dosage, fill='black', font=font_normal)
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# Animal and Qty on same line below drug/dose
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animal_qty_y = dose_y + 50
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draw.text((left_col, animal_qty_y), "Animal:", fill='black', font=font_normal)
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draw.text((x1, animal_qty_y), variables.get('animal_name', ''), fill='black', font=font_normal)
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draw.text((x2, animal_qty_y), "Qty:", fill='black', font=font_normal)
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draw.text((x3, animal_qty_y), variables.get('quantity', ''), fill='black', font=font_normal)
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# Expiry and Vet on next line
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expiry_vet_y = animal_qty_y + line_height
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draw.text((left_col, expiry_vet_y), "Expiry:", fill='black', font=font_normal)
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draw.text((x1, expiry_vet_y), variables.get('expiry_date', ''), fill='black', font=font_normal)
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draw.text((x2, expiry_vet_y), "Vet:", fill='black', font=font_normal)
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draw.text((x3, expiry_vet_y), "________________________", fill='black', font=font_normal)
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# Footer at bottom
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footer_text = "For animal treatment only"
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bbox = draw.textbbox((0, 0), footer_text, font=font_footer)
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text_width = bbox[2] - bbox[0]
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footer_x = (width_pixels - text_width) / 2
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footer_y = height_pixels - margin - 20
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draw.text((footer_x, footer_y), footer_text, fill='black', font=font_footer)
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if filename:
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image.save(filename)
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return image
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def new_label_large_template(variables, width_pixels=991, height_pixels=413, filename=None):
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"""Simplified label template with centered drug and dose - larger format"""
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image = Image.new('RGB', (width_pixels, height_pixels), 'white')
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draw = ImageDraw.Draw(image)
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try:
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font_header = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf', 36)
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font_bold = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf', 48)
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font_normal = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 36)
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font_small = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 28)
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font_footer = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans-Oblique.ttf', 22)
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except:
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font_header = ImageFont.load_default()
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font_bold = ImageFont.load_default()
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font_normal = ImageFont.load_default()
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font_small = ImageFont.load_default()
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font_footer = ImageFont.load_default()
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margin = 10
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top = margin
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left_col = margin
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x1 = 200
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x2 = 500
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x3 = 580
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line_height = 60
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# Practice name (top left)
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draw.text((left_col, top), variables.get('practice_name', ''), fill='black', font=font_header)
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# Date (top right)
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today = date.today().strftime("%d %b %Y")
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bbox = draw.textbbox((0, 0), today, font=font_small)
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date_width = bbox[2] - bbox[0]
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draw.text((width_pixels - margin - date_width, top), today, fill='black', font=font_small)
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# Centered drug name (bold)
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y = top + line_height + 20
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drug_name = variables.get('drug_name', '')
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bbox = draw.textbbox((0, 0), drug_name, font=font_bold)
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drug_width = bbox[2] - bbox[0]
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drug_x = (width_pixels - drug_width) / 2
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drug_y = y
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draw.text((drug_x, drug_y), drug_name, fill='black', font=font_bold)
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# Centered dose underneath
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dosage = variables.get('dosage', '')
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bbox = draw.textbbox((0, 0), dosage, font=font_normal)
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dose_width = bbox[2] - bbox[0]
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dose_x = (width_pixels - dose_width) / 2
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dose_y = drug_y + 70
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draw.text((dose_x, dose_y), dosage, fill='black', font=font_normal)
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# Animal and Qty on same line below drug/dose
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animal_qty_y = dose_y + 70
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draw.text((left_col, animal_qty_y), "Animal:", fill='black', font=font_normal)
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draw.text((x1, animal_qty_y), variables.get('animal_name', ''), fill='black', font=font_normal)
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draw.text((x2, animal_qty_y), "Qty:", fill='black', font=font_normal)
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draw.text((x3, animal_qty_y), variables.get('quantity', ''), fill='black', font=font_normal)
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# Expiry and Vet on next line
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expiry_vet_y = animal_qty_y + line_height
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draw.text((left_col, expiry_vet_y), "Expiry:", fill='black', font=font_normal)
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draw.text((x1, expiry_vet_y), variables.get('expiry_date', ''), fill='black', font=font_normal)
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draw.text((x2, expiry_vet_y), "Vet:", fill='black', font=font_normal)
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draw.text((x3, expiry_vet_y), "________________________", fill='black', font=font_normal)
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# Footer at bottom
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footer_text = "For animal treatment only"
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bbox = draw.textbbox((0, 0), footer_text, font=font_footer)
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text_width = bbox[2] - bbox[0]
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footer_x = (width_pixels - text_width) / 2
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footer_y = height_pixels - margin - 20
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draw.text((footer_x, footer_y), footer_text, fill='black', font=font_footer)
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if filename:
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image.save(filename)
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return image
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def notes_1_template(variables, width_pixels=991, height_pixels=413, filename=None):
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"""Notes template with animal/date header and wrapped notes"""
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image = Image.new('RGB', (width_pixels, height_pixels), 'white')
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draw = ImageDraw.Draw(image)
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try:
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font_header = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf', 36)
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font_notes = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 32)
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font_small = ImageFont.truetype('/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf', 28)
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except:
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font_header = ImageFont.load_default()
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font_notes = ImageFont.load_default()
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font_small = ImageFont.load_default()
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margin = 10
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top = margin
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left_col = margin
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right_margin = margin
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line_height = 46
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animal = variables.get('animal', '')
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note_date = variables.get('date', '')
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notes = variables.get('notes', '')
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# Animal (left) and date (right) on the same line
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draw.text((left_col, top), animal, fill='black', font=font_header)
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bbox = draw.textbbox((0, 0), note_date, font=font_small)
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date_width = bbox[2] - bbox[0]
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draw.text((width_pixels - right_margin - date_width, top + 4), note_date, fill='black', font=font_small)
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# Wrapped notes below the header
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notes_top = top + line_height + 10
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max_width = width_pixels - (left_col + right_margin)
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def wrap_text(text, font, max_px):
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lines = []
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for raw_line in text.splitlines():
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words = raw_line.split()
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if not words:
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lines.append('')
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continue
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line = []
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for word in words:
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test_line = ' '.join(line + [word])
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bbox = draw.textbbox((0, 0), test_line, font=font)
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test_width = bbox[2] - bbox[0]
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if test_width <= max_px or not line:
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line.append(word)
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else:
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lines.append(' '.join(line))
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line = [word]
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if line:
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lines.append(' '.join(line))
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return lines
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for i, line in enumerate(wrap_text(notes, font_notes, max_width)):
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draw.text((left_col, notes_top + i * (line_height - 6)), line, fill='black', font=font_notes)
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if filename:
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image.save(filename)
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return image
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# Template registry
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TEMPLATES = {
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'vet_label': vet_label_template,
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'new_label': new_label_template,
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'new_label_large': new_label_large_template,
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'notes_1': notes_1_template,
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# Add more templates here, e.g., 'vet_label_small': vet_label_small_template
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} |