+class LogoWLCover(WLCover):
+ gradient_height = 90
+ gradient_logo_height = 60
+ gradient_logo_margin_right = 30
+ gradient_logo_spacing = 40
+ gradient_color = '#000'
+ gradient_opacity = .6
+ gradient_logos = [
+ 'res/wl-logo-white.png',
+ 'res/fnp-logo-white.png',
+ ]
+
+ def __init__(self, book_info, *args, **kwargs):
+ super(LogoWLCover, self).__init__(book_info, *args, **kwargs)
+ self.gradient_height += self.bleed
+ self.gradient_logo_margin_right += self.bleed
+
+ self.additional_cover_logos = [
+ BytesIO(URLOpener().open(cover_logo_url).read())
+ for cover_logo_url in book_info.cover_logo_urls
+ ]
+
+ def image(self):
+ img = super(LogoWLCover, self).image()
+ metr = Metric(self, self.scale)
+ gradient = Image.new('RGBA', (metr.width - metr.bar_width, metr.gradient_height), self.gradient_color)
+ gradient_mask = Image.new('L', (metr.width - metr.bar_width, metr.gradient_height))
+ draw = ImageDraw.Draw(gradient_mask)
+ for line in range(0, metr.gradient_height):
+ draw.line(
+ (0, line, metr.width - metr.bar_width, line),
+ fill=int(255 * self.gradient_opacity * line / metr.gradient_height))
+ img.paste(gradient, (metr.bar_width, metr.height - metr.gradient_height), mask=gradient_mask)
+
+ cursor = metr.width - metr.gradient_logo_margin_right
+ logo_top = int(metr.height - metr.gradient_height / 2 - metr.gradient_logo_height / 2 - metr.bleed / 2)
+
+ logos = [get_resource(logo_path) for logo_path in self.gradient_logos[::-1]]
+ logos = logos + self.additional_cover_logos
+ logos = [Image.open(logo_bytes).convert('RGBA') for logo_bytes in logos]
+
+ # See if logos fit into the gradient. If not, scale down accordingly.
+ space_for_logos = metr.width - metr.bar_width - 2 * metr.gradient_logo_margin_right
+ widths = [logo.size[0] * metr.gradient_logo_height / logo.size[1] for logo in logos]
+ taken_space = sum(widths) + (len(logos) - 1) * (metr.gradient_logo_spacing)
+ logo_scale = space_for_logos / taken_space if taken_space > space_for_logos else 1
+ logo_top += int(metr.gradient_logo_height * (1 - logo_scale) / 2)
+
+ for i, logo in enumerate(logos):
+ logo = logo.resize(
+ (
+ int(round(widths[i] * logo_scale)),
+ int(round(metr.gradient_logo_height * logo_scale))
+ ),
+ Image.ANTIALIAS)
+ cursor -= logo.size[0]
+ img.paste(logo, (cursor, logo_top), mask=logo)
+ cursor -= int(round(metr.gradient_logo_spacing * logo_scale))
+
+ return img
+
+
+class EbookpointCover(LogoWLCover):
+ gradient_logo_height = 58
+ gradient_logo_spacing = 25
+ gradient_logos = [
+ 'res/ebookpoint-logo-white.png',
+ 'res/wl-logo-white.png',
+ 'res/fnp-logo-white.png',
+ ]
+