# This file is part of Librarian, licensed under GNU Affero GPLv3 or later.
# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
#
-import Image, ImageFont, ImageDraw, ImageFilter
-from librarian import get_resource
+import re
+from PIL import Image, ImageFont, ImageDraw, ImageFilter
+from StringIO import StringIO
+from librarian import get_resource, IOFile
class TextBox(object):
"""Skips some vertical space."""
self.height += height
- def text(self, text, color='#000', font=None, line_height=20,
+ def text(self, text, color='#000', font=None, line_height=20,
shadow_color=None):
"""Writes some centered text."""
+ text = re.sub(r'\s+', ' ', text)
if shadow_color:
if not self.shadow_img:
self.shadow_img = Image.new('RGBA', self.img.size)
'PNG': 'image/png',
}
- def __init__(self, book_info):
- self.author = ", ".join(auth.readable() for auth in book_info.authors)
+ def __init__(self, book_info, format=None):
+ try:
+ self.author = ", ".join(auth.readable() for auth in book_info.authors)
+ except AttributeError:
+ self.author = ""
self.title = book_info.title
+ if format is not None:
+ self.format = format
def pretty_author(self):
"""Allows for decorating author's name."""
self.author_lineskip, self.author_shadow)
text_img = tbox.image()
img.paste(text_img, (self.author_margin_left, top), text_img)
-
+
top += text_img.size[1] + self.title_top
tbox = TextBox(
self.width - self.title_margin_left - self.title_margin_right,
def save(self, *args, **kwargs):
return self.image().save(format=self.format, *args, **kwargs)
+ def output_file(self, *args, **kwargs):
+ imgstr = StringIO()
+ self.save(imgstr, *args, **kwargs)
+ return IOFile.from_string(imgstr.getvalue())
-class WLCover(Cover):
- """Default Wolne Lektury cover generator."""
- uses_dc_cover = True
- author_font = ImageFont.truetype(
- get_resource('fonts/JunicodeWL-Regular.ttf'), 20)
- author_lineskip = 30
- title_font = ImageFont.truetype(
- get_resource('fonts/DejaVuSerif-Bold.ttf'), 30)
- title_lineskip = 40
- title_box_width = 350
- bar_width = 35
- background_color = '#444'
- author_color = '#444'
- default_background = get_resource('res/background.jpg')
- format = 'JPEG'
-
- epochs = {
- u'Starożytność': 0,
- u'Średniowiecze': 30,
- u'Renesans': 60,
- u'Barok': 90,
- u'Oświecenie': 120,
- u'Romantyzm': 150,
- u'Pozytywizm': 180,
- u'Modernizm': 210,
- u'Dwudziestolecie międzywojenne': 240,
- u'Współczesność': 270,
- }
-
- def __init__(self, book_info):
- super(WLCover, self).__init__(book_info)
- self.kind = book_info.kind
- self.epoch = book_info.epoch
- if book_info.cover_url:
- from urllib2 import urlopen
- from StringIO import StringIO
-
- bg_src = urlopen(book_info.cover_url)
- self.background_img = StringIO(bg_src.read())
- bg_src.close()
- else:
- self.background_img = self.default_background
-
- def pretty_author(self):
- return self.author.upper()
-
- def image(self):
- from colorsys import hsv_to_rgb
-
- img = Image.new('RGB', (self.width, self.height), self.background_color)
- draw = ImageDraw.Draw(img)
-
- if self.epoch in self.epochs:
- epoch_color = tuple(int(255 * c) for c in hsv_to_rgb(
- float(self.epochs[self.epoch]) / 360, .7, .7))
- else:
- epoch_color = '#000'
- draw.rectangle((0, 0, self.bar_width, self.height), fill=epoch_color)
-
- if self.background_img:
- src = Image.open(self.background_img)
- trg_size = (self.width - self.bar_width, self.height)
- if src.size[0] * trg_size[1] < src.size[1] * trg_size[0]:
- resized = (
- trg_size[0],
- src.size[1] * trg_size[0] / src.size[0]
- )
- cut = (resized[1] - trg_size[1]) / 2
- src = src.resize(resized)
- src = src.crop((0, cut, src.size[0], src.size[1] - cut))
- else:
- resized = (
- src.size[0] * trg_size[1] / src.size[1],
- trg_size[1],
- )
- cut = (resized[0] - trg_size[0]) / 2
- src = src.resize(resized)
- src = src.crop((cut, 0, src.size[0] - cut, src.size[1]))
-
- img.paste(src, (self.bar_width, 0))
- del src
-
- box = TextBox(self.title_box_width, self.height, padding_y=20)
- box.text(self.pretty_author(),
- font=self.author_font,
- line_height=self.author_lineskip,
- color=self.author_color,
- shadow_color=self.author_shadow,
- )
-
- box.skip(10)
- box.draw.line((75, box.height, 275, box.height),
- fill=self.author_color, width=2)
- box.skip(15)
-
- box.text(self.pretty_title(),
- line_height=self.title_lineskip,
- font=self.title_font,
- color=epoch_color,
- shadow_color=self.title_shadow,
- )
- box_img = box.image()
-
- if self.kind == 'Liryka':
- # top
- box_top = 100
- elif self.kind == 'Epika':
- # bottom
- box_top = self.height - 100 - box_img.size[1]
- else:
- # center
- box_top = (self.height - box_img.size[1]) / 2
-
- box_left = self.bar_width + (self.width - self.bar_width -
- box_img.size[0]) / 2
- draw.rectangle((box_left, box_top,
- box_left + box_img.size[0], box_top + box_img.size[1]),
- fill='#fff')
- img.paste(box_img, (box_left, box_top), box_img)
-
- return img
-
-
-
-class VirtualoCover(Cover):
- width = 600
- height = 730
- author_top = 73
- title_top = 73
- logo_bottom = 25
- logo_width = 250
-
-
-class PrestigioCover(Cover):
- width = 580
- height = 783
- background_img = get_resource('res/cover-prestigio.png')
-
- author_top = 446
- author_margin_left = 118
- author_margin_right = 62
- author_lineskip = 60
- author_color = '#fff'
- author_shadow = '#000'
- author_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Italic.ttf'), 50)
-
- title_top = 0
- title_margin_left = 118
- title_margin_right = 62
- title_lineskip = 60
- title_color = '#fff'
- title_shadow = '#000'
- title_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Italic.ttf'), 50)
-
- def pretty_title(self):
- return u"„%s”" % self.title
-
-
-class BookotekaCover(Cover):
- width = 2140
- height = 2733
- background_img = get_resource('res/cover-bookoteka.png')
-
- author_top = 480
- author_margin_left = 307
- author_margin_right = 233
- author_lineskip = 156
- author_color = '#d9d919'
- author_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Regular.ttf'), 130)
-
- title_top = 400
- title_margin_left = 307
- title_margin_right = 233
- title_lineskip = 168
- title_color = '#d9d919'
- title_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Regular.ttf'), 140)
-
- format = 'PNG'
-
-
-class GandalfCover(Cover):
- width = 600
- height = 730
- background_img = get_resource('res/cover-gandalf.png')
- author_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Regular.ttf'), 30)
- title_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Regular.ttf'), 40)
- logo_bottom = 25
- logo_width = 250
- format = 'PNG'
+ def for_pdf(self):
+ return IOFile.from_filename(get_resource('pdf/cover_image.sty'), {
+ 'cover.png': self.output_file(),
+ })
fnp / librarian.git / blobdiff