New covers.

diff --git a/CHANGELOG.md b/CHANGELOG.md
index e953fb4..13da76c 100644 (file)
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 This document records all notable changes to Librarian.
 
 
 This document records all notable changes to Librarian.
 

+## 2.4 (2022-05-06)
+
+### Added
+- New 'marquise' cover style.
+- 'Factory' cover style with a QR code.
+

 
 ## 2.3.5 (2022-04-07)
 
 
 ## 2.3.5 (2022-04-07)
 

diff --git a/setup.py b/setup.py
index 957652f..7bb2477 100755 (executable)
--- a/setup.py
+++ b/setup.py
@@ -22,7 +22,7 @@ def whole_tree(prefix, path):
 
 setup(
     name='librarian',
 
 setup(
     name='librarian',

-    version='2.3.5',
+    version='2.4',

     description='Converter from WolneLektury.pl XML-based language to XHTML, TXT and other formats',
     author="Marek Stępniowski",
     author_email='marek@stepniowski.com',
     description='Converter from WolneLektury.pl XML-based language to XHTML, TXT and other formats',
     author="Marek Stępniowski",
     author_email='marek@stepniowski.com',


@@ -44,6 +44,7 @@ setup(
         'ebooklib',
         'aeneas',
         'mutagen',
         'ebooklib',
         'aeneas',
         'mutagen',

+        'qrcode',

     ],
     entry_points = {
         "console_scripts": [
     ],
     entry_points = {
         "console_scripts": [

diff --git a/src/librarian/cover.py b/src/librarian/cover.py
index dfb0b76..b60ec34 100644 (file)
--- a/src/librarian/cover.py
+++ b/src/librarian/cover.py
@@ -152,10 +152,14 @@ class Cover(object):
         }
 
     def __init__(self, book_info, format=None, width=None, height=None, cover_logo=None):
         }
 
     def __init__(self, book_info, format=None, width=None, height=None, cover_logo=None):

+        self.book_info = book_info

         self.authors = [auth.readable() for auth in book_info.authors]
         self.title = book_info.title
         if format is not None:
             self.format = format
         self.authors = [auth.readable() for auth in book_info.authors]
         self.title = book_info.title
         if format is not None:
             self.format = format

+        self.set_size(width, height)
+
+    def set_size(self, width, height):

         if width and height:
             self.height = int(round(height * self.width / width))
         scale = max(float(width or 0) / self.width,
         if width and height:
             self.height = int(round(height * self.width / width))
         scale = max(float(width or 0) / self.width,


@@ -167,7 +171,7 @@ class Cover(object):
 
     def pretty_authors(self):
         """Allows for decorating authors' names."""
 
     def pretty_authors(self):
         """Allows for decorating authors' names."""

-        return [self.authors]
+        return self.authors

 
     def pretty_title(self):
         """Allows for decorating title."""
 
     def pretty_title(self):
         """Allows for decorating title."""


@@ -315,6 +319,8 @@ class WLCover(Cover):
                  bleed=0, cover_logo=None):
         super(WLCover, self).__init__(book_info, format=format, width=width,
                                       height=height)
                  bleed=0, cover_logo=None):
         super(WLCover, self).__init__(book_info, format=format, width=width,
                                       height=height)

+
+        self.slug = book_info.url.slug

         # Set box position.
         self.box_position = book_info.cover_box_position or \
             self.kind_box_position.get(book_info.kind, self.box_position)
         # Set box position.
         self.box_position = book_info.cover_box_position or \
             self.kind_box_position.get(book_info.kind, self.box_position)


@@ -336,10 +342,20 @@ class WLCover(Cover):
         if book_info.cover_url:
             url = book_info.cover_url
             bg_src = None
         if book_info.cover_url:
             url = book_info.cover_url
             bg_src = None

-            if bg_src is None:
-                bg_src = URLOpener().open(url)
-            self.background_img = BytesIO(bg_src.read())
-            bg_src.close()
+            while True:
+                try:
+                    if bg_src is None:
+                        import requests
+                        bg_src = requests.get(url, timeout=5)
+                    self.background_img = BytesIO(bg_src.content)
+                    bg_src.close()
+                except Exception as e:
+                    bg_src = None
+                    print(e)
+                    import time
+                    time.sleep(1)
+                else:
+                    break

 
     def get_variable_color(self, book_info):
         return self.epoch_colors.get(book_info.epoch, None)
 
     def get_variable_color(self, book_info):
         return self.epoch_colors.get(book_info.epoch, None)


@@ -354,7 +370,7 @@ class WLCover(Cover):
         metr = Metric(self, self.scale)
 
         # Write author name.
         metr = Metric(self, self.scale)
 
         # Write author name.

-        box = TextBox(metr.title_box_width, metr.height,
+        box = TextBox(metr.title_box_width - 2 * self.bleed, metr.height,

                       padding_y=metr.box_padding_y,
                       padding_x=metr.box_padding_x,
                       bar_width=metr.box_bar_width,
                       padding_y=metr.box_padding_y,
                       padding_x=metr.box_padding_x,
                       bar_width=metr.box_bar_width,


@@ -399,7 +415,7 @@ class WLCover(Cover):
             box_top = (metr.height - box_img.size[1]) // 2
 
         box_left = metr.bar_width + (
             box_top = (metr.height - box_img.size[1]) // 2
 
         box_left = metr.bar_width + (

-            metr.width - metr.bar_width - box_img.size[0]
+            metr.width - metr.bar_width - box_img.size[0] - self.bleed

         ) // 2
 
         # Draw the white box.
         ) // 2
 
         # Draw the white box.


@@ -528,6 +544,8 @@ class LogoWLCover(WLCover):
     logos_right = True
     gradient_logo_centering = False
 
     logos_right = True
     gradient_logo_centering = False
 

+    qrcode = None
+

 
     def __init__(self, book_info, *args, cover_logo=None, **kwargs):
         super(LogoWLCover, self).__init__(book_info, *args, **kwargs)
 
     def __init__(self, book_info, *args, cover_logo=None, **kwargs):
         super(LogoWLCover, self).__init__(book_info, *args, **kwargs)


@@ -546,7 +564,7 @@ class LogoWLCover(WLCover):
 
     @property
     def has_gradient_logos(self):
 
     @property
     def has_gradient_logos(self):

-        return self.gradient_logos or self.additional_cover_logos or self.end_cover_logos or self.annotation
+        return self.gradient_logos or self.additional_cover_logos or self.end_cover_logos or self.annotation or self.qrcode is not None

 
     def add_gradient_logos(self, img, metr):
         gradient = Image.new(
 
     def add_gradient_logos(self, img, metr):
         gradient = Image.new(


@@ -583,7 +601,7 @@ class LogoWLCover(WLCover):
         logo_top = int(
             metr.height
             - metr.gradient_height / 2
         logo_top = int(
             metr.height
             - metr.gradient_height / 2

-            - metr.gradient_logo_height / 2 - metr.bleed / 2
+            - metr.gradient_logo_height / 2 - metr.bleed

         )
 
         logos = [
         )
 
         logos = [


@@ -593,19 +611,23 @@ class LogoWLCover(WLCover):
 
         logos = self.additional_cover_logos + logos + self.end_cover_logos
 
 
         logos = self.additional_cover_logos + logos + self.end_cover_logos
 

-        if self.logos_right:
-            logos.reverse()
-

         logos = [
             Image.open(logo_bytes).convert('RGBA')
             for logo_bytes in logos
         ]
 
         logos = [
             Image.open(logo_bytes).convert('RGBA')
             for logo_bytes in logos
         ]
 

+        if self.qrcode is not None:
+            import qrcode
+            logos.append(qrcode.make(f'https://wolnelektury.pl/katalog/lektura/{self.slug}/?{self.qrcode}'))
+
+        if self.logos_right:
+            logos.reverse()
+

         # See if logos fit into the gradient. If not, scale down accordingly.
         space_for_logos = (
             metr.width
             - metr.bar_width
         # 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
+            - 2 * metr.gradient_logo_margin_right + self.bleed

         )
         widths = [
             min(
         )
         widths = [
             min(


@@ -933,6 +955,39 @@ class BNCover(LogoWLCover):
 #    annotation = 'Zadanie „Udostępnienie publikacji w formatach cyfrowych” w ramach Narodowego Programu Rozwoju Czytelnictwa. Dofinansowano ze środków Ministra Kultury, Dziedzictwa Narodowego i Sportu.'
 
 
 #    annotation = 'Zadanie „Udostępnienie publikacji w formatach cyfrowych” w ramach Narodowego Programu Rozwoju Czytelnictwa. Dofinansowano ze środków Ministra Kultury, Dziedzictwa Narodowego i Sportu.'
 
 

+class FactoryCover(LogoWLCover):
+    gradient_logos = [
+        'res/factory.jpg',
+        'res/wl-logo-white.png',
+    ]
+    qrcode = 'pk_campaign=factory22'
+    format = 'PNG'
+
+    def __init__(self, *args, **kwargs):
+        kwargs.setdefault('bleed', 10)
+        return super().__init__(*args, **kwargs)
+
+    def ext(self):
+        return 'pdf'
+
+    def output_file(self, *args, **kwargs):
+        imgfile = super().output_file(*args, **kwargs)
+        import subprocess
+        import tempfile
+        with tempfile.TemporaryDirectory(prefix='factory-', dir='.') as d:
+            import os
+            import shutil
+            with open(d + '/cover.png', 'wb') as f:
+                f.write(imgfile.get_bytes())
+            shutil.copy(get_resource('res/factory-cover.svg'), d)
+            subprocess.call(['inkscape', f'--export-filename={d}/cover.pdf', d + '/factory-cover.svg'])
+            with open(d + '/cover.pdf', 'rb') as f:
+                return OutputFile.from_bytes(f.read())
+
+
+
+from librarian.covers.marquise import MarquiseCover, LabelMarquiseCover
+

 COVER_CLASSES = {
     'default': LogoWLCover,
     'kmlu': KMLUCover,
 COVER_CLASSES = {
     'default': LogoWLCover,
     'kmlu': KMLUCover,


@@ -942,6 +997,9 @@ COVER_CLASSES = {
     'legimi': LegimiCover,
     'legimi-corner': LegimiCornerCover,
     'legimi-audiobook': LegimiAudiobookCover,
     'legimi': LegimiCover,
     'legimi-corner': LegimiCornerCover,
     'legimi-audiobook': LegimiAudiobookCover,

+    'factory': FactoryCover,
+    'm': MarquiseCover,
+    'm-label': LabelMarquiseCover,

 }
 
 
 }
 
 

diff --git a/src/librarian/covers/__init__.py b/src/librarian/covers/__init__.py
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/src/librarian/covers/marquise.py b/src/librarian/covers/marquise.py
new file mode 100644 (file)
index 0000000..283a2be
--- /dev/null
+++ b/src/librarian/covers/marquise.py
@@ -0,0 +1,172 @@
+import PIL.Image
+from librarian.cover import Cover, Metric
+from .utils.color import algo_contrast_or_hue, luminance, is_very_bright
+from .utils.textbox import DoesNotFit
+from .widgets.author import AuthorBox
+from .widgets.background import Background
+from .widgets.image import WLLogo, Label
+from .widgets.marquise import Marquise
+from .widgets.title import TitleBox
+
+
+class MarquiseCover(Cover):
+    additional_logos = []
+    square_variant = False
+
+    width = 2100
+    height = 2970
+    margin = 100
+    logo_h = 177
+    title_box_top = 262
+
+    color_schemes = [
+        {
+            'rgb': (0xc3, 0x27, 0x21),
+            'text': '#000',
+        },
+        {
+            'rgb': (0xa0, 0xbf, 0x38),
+            'text': '#000',
+        },
+        {
+            'rgb': (0xed, 0xc0, 0x16),
+            'text': '#000',
+        },
+        {
+            'rgb': (0x47, 0x66, 0x75),
+            'text': '#fff',
+        }
+    ]
+    for c in color_schemes:
+        c['luminance'] = luminance(c['rgb'])
+        cim = PIL.Image.new('RGB', (1, 1))
+        cim.putpixel((0, 0), c['rgb'])
+        cim.convert('HSV')
+        c['hsv'] = cim.getpixel((0, 0))
+
+    
+    def set_size(self, final_width, final_height):
+        if final_width is None:
+            self.m = Metric(self, 1)
+        else:
+            if final_width > self.width:
+                self.m = Metric(self, final_width / self.width)
+            else:
+                self.m = Metric(self, 1)
+                self.scale_after = final_width / self.width
+            
+        if final_height is not None:
+            self.height = round(final_height / self.m._scale)
+
+        self.square_variant = self.height / self.width < 250 / 210
+
+        marquise_square_small = int(self.width / 2) - 300
+        marquise_square_big = int(self.width / 2) - 100
+        marquise_a4_small = 2970 - self.width
+        marquise_a4_big = marquise_a4_small + 100
+        
+        self.marquise_small = int(round(marquise_square_small + (marquise_a4_small - marquise_square_small) * (self.height - self.width) / (2970 - 2100)))
+        self.marquise_big = int(round(marquise_square_big + (marquise_a4_big - marquise_square_big) * (self.height - self.width) / (2970 - 2100)))
+        self.marquise_xl = self.marquise_big + 200
+
+        if self.marquise_small > self.marquise_big:
+            self.marquise_small = self.marquise_big
+
+    def set_color_scheme_from(self, img):
+        self.color_scheme = algo_contrast_or_hue(img, self.color_schemes)
+        self.is_very_bright = is_very_bright(img)
+
+    def image(self):
+        img = PIL.Image.new('RGB', (self.m.width, self.m.height), self.background_color)
+        
+        bg = Background(self)
+
+        if self.square_variant:
+            layout_options = [
+                (self.m.marquise_small, 1),
+                (self.m.marquise_big, 2),
+                (self.m.marquise_big, 3),
+                (self.m.marquise_big, None),
+            ]
+        else:
+            layout_options = [
+                (self.m.marquise_small, 2),
+                (self.m.marquise_small, 1),
+                (self.m.marquise_big, 3),
+                (self.m.marquise_xl, 4),
+                (self.m.marquise_xl, None),
+            ]
+
+        for marquise_h, lines in layout_options:
+            title_box_height = marquise_h - self.m.title_box_top - self.m.margin
+            try:
+                title_box = TitleBox(
+                    self,
+                    self.m.width - 2 * self.m.margin,
+                    title_box_height,
+                    lines,
+                    force=lines is None
+                )
+            except DoesNotFit:
+                continue
+            else:
+                break
+
+        self.marquise_height = marquise_h
+        marquise = Marquise(self, marquise_h)
+
+        bg.apply(
+            img,
+            0, marquise.edge_top,
+            self.m.width, self.m.height - marquise.edge_top
+        )
+        self.set_color_scheme_from(
+            img.crop((
+                0, marquise.edge_top,
+                self.m.width, marquise.edge_top + (
+                    self.m.height - marquise.edge_top
+                ) / 4
+            ))
+        )
+
+        marquise.apply(
+            img, 0, 0, self.m.width
+        )
+        title_box.apply(
+            img,
+            marquise.title_box_position[0],
+            marquise.title_box_position[1],
+        )
+
+        AuthorBox(self, self.m.width - self.m.margin).apply(
+            img, 0, self.m.margin
+        )
+        WLLogo(self).apply(img, self.m.margin, self.m.margin, None, self.m.logo_h)
+
+                              
+        for logo in self.additional_logos:
+            LogoSticker(self, logo).apply(img, 0, 0)
+
+
+        return img
+
+
+    
+class LabelMarquiseCover(MarquiseCover):
+    label_left = 95
+    label_top = 105
+    label_w = 710
+    label_h = 710
+    
+    def image(self):
+        img = super().image()
+
+        Label(self).apply(
+            img,
+            self.m.label_left,
+            self.marquise_height - self.m.label_top,
+            self.m.label_w,
+            self.m.label_h
+        )
+
+        return img

diff --git a/src/librarian/covers/utils/__init__.py b/src/librarian/covers/utils/__init__.py
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/src/librarian/covers/utils/color.py b/src/librarian/covers/utils/color.py
new file mode 100644 (file)
index 0000000..afcf38e
--- /dev/null
+++ b/src/librarian/covers/utils/color.py
@@ -0,0 +1,39 @@
+def luminance(rgb):
+    rgb = [
+        c / 255 
+        for c in rgb
+    ]
+    rgb = [
+        c / 12.92 if c < .03928 else ((c + .055) / 1.055) ** 2.4
+        for c in rgb
+    ]
+    return .2126 * rgb[0] + .7152 * rgb[1] + .0722 * rgb[2]
+
+
+def cdist(a, b):
+    d = abs(a-b)
+    if d > 128:
+        d = 256 - d
+    return d
+
+
+def algo_contrast_or_hue(img, colors):
+    rgb = img.convert('RGB').resize((1, 1)).getpixel((0, 0))
+    lumi = luminance(rgb)
+
+    if lumi > .9:
+        return colors[3]
+    elif lumi < .1:
+        return colors[2]
+
+    hue = img.convert('HSV').resize((1, 1)).getpixel((0, 0))[0]
+    return max(
+        colors[:3],
+        key=lambda c: cdist(hue, c['hsv'][0]) ** 2 + (lumi - c['luminance']) ** 2
+    )
+
+
+def is_very_bright(img):
+    rgb = img.convert('RGB').getpixel((0, 0))
+    lumi = luminance(rgb)
+    return lumi > .95

diff --git a/src/librarian/covers/utils/textbox.py b/src/librarian/covers/utils/textbox.py
new file mode 100644 (file)
index 0000000..a5097ed
--- /dev/null
+++ b/src/librarian/covers/utils/textbox.py
@@ -0,0 +1,114 @@
+import PIL.Image
+import PIL.ImageDraw
+
+
+def split_words(text):
+    words = []
+    conj = False
+    for word in text.split():
+        if conj:
+            words[-1] += ' ' + word
+        else:
+            words.append(word)
+        conj = len(word.lstrip('(').lstrip('[')) == 1
+    return words
+
+
+
+def text_with_tracking(draw, tracking, pos, text, fill=None, font=None):
+    x, y = pos
+    for c in text:
+        width = font.getsize(c)[0]
+        draw.text((x, y), c, fill=fill, font=font)
+        x += width + tracking
+
+
+class DoesNotFit(Exception):
+    pass
+
+
+class TextBox:
+    def __init__(self, width, height, texts,
+                 font, lines, leading, tracking,
+                 align_h, align_v):
+        self.width = width
+        self.height = height
+        self.texts = texts
+        self.font = font
+        self.lines = lines
+        self.leading = leading
+        self.tracking = tracking
+        self.align_h = align_h
+        self.align_v = align_v
+
+        self.margin_top = self.font.getbbox('l')[1]
+
+        self.glue = self.get_length(' ')
+        
+        groups = [
+            (self.get_length(word), word)
+            for word in self.texts
+        ]
+
+        self.grouping = self.find_grouping(groups, self.lines, self.glue)
+        if self.grouping is None:
+            raise DoesNotFit()
+
+    def get_length(self, text):
+        return self.font.getlength(text) + self.tracking * len(text)
+        
+    def as_pil_image(self, color):
+        img = PIL.Image.new('RGBA', (self.width, self.height + 2 * self.margin_top))
+        draw = PIL.ImageDraw.ImageDraw(img)
+
+        font_letter_height = self.font.getmetrics()[0] - self.margin_top
+
+        y = self.align_v * (self.height - ((self.lines - 1) * self.leading + font_letter_height))
+        for group in self.grouping:
+            x = (self.width - group[0] + self.tracking) * self.align_h
+            self.align_h *  - group[0] / 2
+            for s, w in group[1]:
+                text_with_tracking(
+                    draw, self.tracking, (x, y),
+                    w, fill=color, font=self.font
+                )
+                x += s + self.glue
+            y += self.leading
+
+        return img
+
+    def find_grouping(self, groups, ngroups, glue):
+        best = None
+        best_var = None
+
+        mean = sum(g[0] for g in groups) + (len(groups) - ngroups) * glue
+        if mean > self.width * ngroups:
+            return None
+
+        for grouping in self.all_groupings(groups, ngroups, glue):
+            if max(g[0] for g in grouping) > self.width:
+                continue
+            var = sum((g[0] - mean) ** 2 for g in grouping)
+            if best is None or best_var > var:
+                best, best_var = grouping, var
+
+        return best
+
+    def all_groupings(self, groups, ngroups, glue):
+        if len(groups) == 1:
+            if ngroups == 1:
+                yield [(groups[0][0], groups)]
+            return
+        next_groups = groups[1:]
+        for grouping in self.all_groupings(next_groups, ngroups, glue):
+            yield [
+                (
+                    groups[0][0] + glue + grouping[0][0],
+                    [groups[0]] + grouping[0][1]
+                )
+            ] + grouping[1:]
+        if ngroups > 1:
+            for grouping in self.all_groupings(next_groups, ngroups - 1, glue):
+                yield [
+                    (groups[0][0], [groups[0]])
+                ] + grouping

diff --git a/src/librarian/covers/widgets/__init__.py b/src/librarian/covers/widgets/__init__.py
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/src/librarian/covers/widgets/author.py b/src/librarian/covers/widgets/author.py
new file mode 100644 (file)
index 0000000..786204c
--- /dev/null
+++ b/src/librarian/covers/widgets/author.py
@@ -0,0 +1,107 @@
+import PIL.ImageFont
+from librarian import get_resource
+from librarian.cover import Metric
+from ..utils.textbox import TextBox, split_words
+from .base import Widget
+
+
+class AuthorBox(Widget):
+    font_size = 75
+    leading = 92
+
+    def __init__(self, cover, width):
+        self.width = width
+        self.m = Metric(self, cover.m._scale)
+        super().__init__(cover)
+
+    def setup(self):
+        author_font = PIL.ImageFont.truetype(
+            get_resource('fonts/SourceSans3VF-Roman.ttf'),
+            self.m.font_size,
+            layout_engine=PIL.ImageFont.LAYOUT_BASIC
+        )
+        author_font.set_variation_by_axes([600])
+
+        translator_font = PIL.ImageFont.truetype(
+            get_resource('fonts/SourceSans3VF-Roman.ttf'),
+            self.m.font_size,
+            layout_engine=PIL.ImageFont.LAYOUT_BASIC
+        )
+        translator_font.set_variation_by_axes([400])
+
+        authors = [a.readable() for a in self.cover.book_info.authors]
+        translators = [a.readable() for a in self.cover.book_info.translators]
+        if authors and translators:
+            author_str = ', '.join(authors)
+            translator_str = '(tłum. ' + ', '.join(translators) + ')'
+            # just print
+            parts = [author_str, translator_str]
+
+            self.textboxes = [
+                TextBox(
+                    self.width,
+                    self.m.leading * 2,
+                    [author_str],
+                    author_font,
+                    1,
+                    self.m.leading,
+                    0,
+                    1, 0
+                ),
+                TextBox(
+                    self.width,
+                    self.m.leading * 2,
+                    [translator_str],
+                    translator_font,
+                    1,
+                    self.m.leading,
+                    0,
+                    1, 0
+                )
+            ]
+
+        else:
+            assert authors
+            if len(authors) == 2:
+                parts = authors
+            elif len(authors) > 2:
+                parts = [author + ',' for author in authors[:-1]] + [authors[-1]]
+            else:
+                parts = split_words(authors[0])
+
+            try:
+                self.textboxes = [
+                    TextBox(
+                        self.width,
+                        self.m.leading * 2,
+                        parts,
+                        author_font,
+                        2,
+                        self.m.leading,
+                        0,
+                        1, 0
+                    )
+                ]
+            except:
+                self.textboxes = [
+                    TextBox(
+                        self.width,
+                        self.m.leading * 2,
+                        parts,
+                        author_font,
+                        1,
+                        self.m.leading,
+                        0,
+                        1, 0
+                    )
+                ]
+        self.margin_top = self.textboxes[0].margin_top
+
+    def build(self, w, h):
+        img = PIL.Image.new('RGBA', (self.width, self.m.leading * 2))
+        offset = 0
+        for i, tb in enumerate(self.textboxes):
+            sub_img = tb.as_pil_image(self.cover.color_scheme['text'])
+            img.paste(sub_img, (0, self.m.leading * i), sub_img)
+        
+        return img

diff --git a/src/librarian/covers/widgets/background.py b/src/librarian/covers/widgets/background.py
new file mode 100644 (file)
index 0000000..a6c7205
--- /dev/null
+++ b/src/librarian/covers/widgets/background.py
@@ -0,0 +1,45 @@
+import io
+from urllib.request import urlopen
+import PIL.Image
+from .base import Widget
+
+
+class Background(Widget):
+    transparency = False
+
+    def setup(self):
+        if self.cover.book_info.cover_url:
+            while True:
+                try:
+                    data = io.BytesIO(urlopen(self.cover.book_info.cover_url, timeout=3).read())
+                except:
+                    time.sleep(2)
+                else:
+                    break
+                
+            img = PIL.Image.open(data)
+
+            # crop top square.
+            if img.size[1] > img.size[0]:
+                img = img.crop((0, 0, img.size[0], img.size[0]))
+            else:
+                left = round((img.size[0] - img.size[1])/2)
+                img = img.crop((
+                    left,
+                    0,
+                    left + img.size[1],
+                    img.size[1]
+                ))
+            self.img = img
+
+    def build(self, w, h):
+        kwadrat = round(max(w, h))
+        img = self.img
+        img = self.img.resize((kwadrat, kwadrat))
+        img = img.crop((
+            int((img.size[0] - w) / 2),
+            0,
+            w + int((img.size[0] - w) / 2),
+            h))
+        
+        return img

diff --git a/src/librarian/covers/widgets/base.py b/src/librarian/covers/widgets/base.py
new file mode 100644 (file)
index 0000000..15e4462
--- /dev/null
+++ b/src/librarian/covers/widgets/base.py
@@ -0,0 +1,21 @@
+class Widget:
+    transparency = True
+    margin_top = 0
+
+    def __init__(self, cover):
+        self.cover = cover
+        self.setup()
+
+    def setup(self):
+        pass
+        
+    def build(self, w, h):
+        raise NotImplementedError()
+
+    def apply(self, img, x, y, w=None, h=None):
+        my_img = self.build(w, h)
+        img.paste(
+            my_img,
+            (round(x), round(y - self.margin_top)),
+            my_img if self.transparency else None
+        )

diff --git a/src/librarian/covers/widgets/image.py b/src/librarian/covers/widgets/image.py
new file mode 100644 (file)
index 0000000..39879d4
--- /dev/null
+++ b/src/librarian/covers/widgets/image.py
@@ -0,0 +1,29 @@
+import PIL.Image
+from librarian import get_resource
+from .base import Widget
+
+
+class ImageWidget(Widget):
+    def build(self, w, h):
+        img = PIL.Image.open(self.image_path)
+        img = img.resize((round(img.size[0] / img.size[1] * h), h))
+        return img
+    
+    
+class WLLogo(ImageWidget):
+    @property
+    def image_path(self):
+        if self.cover.color_scheme['text'] == '#fff':
+            return get_resource('res/cover/logo_WL_invert.png')
+        else:
+            return get_resource('res/cover/logo_WL.png')
+
+
+class Label(ImageWidget):
+    @property
+    def image_path(self):
+        if self.cover.is_very_bright:
+            return get_resource('res/cover/label_WLpolecaja.szary.png')
+        else:
+            return get_resource('res/cover/label_WLpolecaja.png')
+

diff --git a/src/librarian/covers/widgets/marquise.py b/src/librarian/covers/widgets/marquise.py
new file mode 100644 (file)
index 0000000..81ccf5e
--- /dev/null
+++ b/src/librarian/covers/widgets/marquise.py
@@ -0,0 +1,45 @@
+import PIL.Image
+from .base import Widget
+
+
+class Marquise(Widget):
+    segments = 4
+
+    def __init__(self, cover, edge_top):
+        self.edge_top = edge_top
+        super().__init__(cover)
+
+    def setup(self):
+        self.slope_w = self.cover.m.width / self.segments / 2
+        self.segment_h = self.cover.m.margin
+        self.title_box_position = (
+            self.cover.m.margin,
+            self.cover.m.title_box_top
+        )
+
+    def get_points(self, w):
+        tip_y = self.edge_top + self.segment_h
+        points = [
+            (0, 0),
+            (w, 0),
+            (w, tip_y),
+        ]
+        for i in range(self.segments - 1, 0, -1):
+            points.extend([
+                ((2 * i + 1) * self.slope_w, self.edge_top),
+                (2 * i * self.slope_w, tip_y)
+            ])
+        points.extend([
+            (self.slope_w, self.edge_top),
+            (0, tip_y)
+        ])
+        return points
+
+    def build(self, w, h):
+        img = PIL.Image.new('RGBA', (
+            round(w), round(self.edge_top + self.segment_h)
+        ))
+        draw = PIL.ImageDraw.ImageDraw(img)
+        draw.polygon(
+            self.get_points(w), fill=self.cover.color_scheme['rgb'])
+        return img

diff --git a/src/librarian/covers/widgets/title.py b/src/librarian/covers/widgets/title.py
new file mode 100644 (file)
index 0000000..a5c6522
--- /dev/null
+++ b/src/librarian/covers/widgets/title.py
@@ -0,0 +1,59 @@
+import PIL.ImageFont
+from librarian import get_resource
+from librarian.cover import Metric
+from ..utils.textbox import TextBox, split_words
+from .base import Widget
+
+
+class TitleBox(Widget):
+    font_size = 159 # 45pt
+    leading = 176  # 50pt
+    tracking = 2.385
+
+    def __init__(self, cover, width, height, lines, force=False):
+        self.width = width
+        self.height = height
+        self.lines = lines
+        self.force = force
+        self.m = Metric(self, cover.m._scale)
+        super().__init__(cover)
+
+    def setup(self):
+        m = self.m
+        while True:
+            try:
+                self.build_box()
+            except:
+                if self.force:
+                    self.m = Metric(self, self.m._scale * .99)
+                    print('lower to', self.m.font_size)
+                else:
+                    raise
+            else:
+                break
+
+    def build_box(self):
+        title_font = PIL.ImageFont.truetype(
+            get_resource('fonts/SourceSans3VF-Roman.ttf'),
+            self.m.font_size,
+            layout_engine=PIL.ImageFont.LAYOUT_BASIC
+        )
+        title_font.set_variation_by_axes([800])
+
+        lines = self.lines or (int(self.height * (176/200) / self.m.leading) - 0)
+        
+        self.tb = TextBox(
+            self.width,
+            self.height,
+            split_words(self.cover.title),
+            title_font,
+            lines,
+            self.m.leading,
+            self.m.tracking,
+            .5, .5
+        )
+        self.margin_top = self.tb.margin_top
+            
+    def build(self, w, h):
+        return self.tb.as_pil_image(self.cover.color_scheme['text'])
+

diff --git a/src/librarian/fonts/SourceSans3VF-Roman.ttf b/src/librarian/fonts/SourceSans3VF-Roman.ttf
new file mode 100644 (file)
index 0000000..093d01d
Binary files /dev/null and b/src/librarian/fonts/SourceSans3VF-Roman.ttf differ

diff --git a/src/librarian/res/cover/label_WLpolecaja.png b/src/librarian/res/cover/label_WLpolecaja.png
new file mode 100644 (file)
index 0000000..fd6231c
Binary files /dev/null and b/src/librarian/res/cover/label_WLpolecaja.png differ

diff --git a/src/librarian/res/cover/label_WLpolecaja.svg b/src/librarian/res/cover/label_WLpolecaja.svg
new file mode 100644 (file)
index 0000000..0f9f9dd
--- /dev/null
+++ b/src/librarian/res/cover/label_WLpolecaja.svg
@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 24.3.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.0" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+        viewBox="0 0 201.1 201.1" style="enable-background:new 0 0 201.1 201.1;" xml:space="preserve">
+<style type="text/css">
+       .st0{fill:#FFFFFF;}
+       .st1{fill:#232322;}
+       .st2{fill:#EDC01B;}
+       .st3{fill:#A1BF39;}
+       .st4{fill:#C21E1E;}
+       .st5{fill:#496776;}
+</style>
+<g>
+       <path class="st0" d="M200.6,73.7c-2.2-8.3-13.6-13-18-20.6c-4.2-7.3-2.6-19.6-8.9-25.9c-6.3-6.3-18.5-4.6-25.9-8.9
+               c-7.6-4.4-12.3-15.8-20.6-18C126.3,0.1,125.1,0,124,0c-7.6,0-16,5.7-23.5,5.7C93,5.7,84.6,0,77,0c-1.1,0-2.2,0.1-3.3,0.4
+               c-8.3,2.2-13,13.6-20.6,18c-7.3,4.2-19.6,2.6-25.9,8.9c-6.3,6.3-4.6,18.5-8.9,25.9C14,60.7,2.6,65.4,0.4,73.7
+               c-2.2,8.4,5.3,18.2,5.3,26.8c0,8.6-7.5,18.4-5.3,26.8c2.2,8.3,13.6,13,18,20.6c4.2,7.3,2.6,19.6,8.9,25.9
+               c6.3,6.3,18.5,4.6,25.9,8.9c7.6,4.4,12.3,15.8,20.6,18c1.1,0.3,2.2,0.4,3.3,0.4c7.6,0,16-5.7,23.5-5.7c7.5,0,15.9,5.7,23.5,5.7
+               c1.1,0,2.2-0.1,3.3-0.4c8.3-2.2,13-13.6,20.6-18c7.3-4.2,19.6-2.6,25.9-8.9c6.3-6.3,4.6-18.5,8.9-25.9c4.4-7.6,15.8-12.3,18-20.6
+               c2.2-8.4-5.3-18.2-5.3-26.8S202.9,82.1,200.6,73.7z"/>
+       <g>
+               <path class="st1" d="M118.8,166.9l-4,1.1l3.5,12.6l2.2-0.6l-1.3-4.6l1.8-0.5c2.7-0.7,4.4-2.6,3.7-5.4
+                       C123.9,166.6,121.6,166.2,118.8,166.9z M120.4,173.2l-1.6,0.4l-1.2-4.4l1.6-0.4c1.9-0.5,3-0.2,3.4,1.3
+                       C123,171.7,122.3,172.7,120.4,173.2z"/>
+               <path class="st1" d="M129.6,162.7c-3.1,1.4-4.2,4.7-2.4,8.5c1.8,3.8,5,5.2,8.1,3.7c3.1-1.4,4.1-4.8,2.3-8.6
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+                       C136.8,170,136.4,172.3,134.5,173.2z"/>
+               <polygon class="st1" points="144.6,167.3 138.4,158.1 136.5,159.4 143.8,170.2 150.2,165.9 149.1,164.3            "/>
+               <polygon class="st1" points="153.3,160.7 150.7,157.9 154.1,154.7 152.8,153.3 149.4,156.4 147.1,153.9 151.2,150.2 149.9,148.8 
+                       144.1,154.1 152.9,163.7 158.8,158.3 157.5,156.9                 "/>
+               <path class="st1" d="M164.2,147.3c0.2,1.1,0,2.1-0.7,3c-1.4,1.7-3.7,1.6-6-0.2c-2.3-1.9-2.7-4.2-1.4-5.8c0.6-0.8,1.5-1.1,2.4-1.2
+                       l-0.4-1.9c-1.2,0.1-2.6,0.6-3.7,1.9c-2.1,2.6-1.8,6.2,1.5,9c3.4,2.7,6.9,2.2,8.9-0.3c1.1-1.3,1.4-2.8,1.1-4.4L164.2,147.3z"/>
+               <path class="st1" d="M172.9,139.3l1.2-2.1l-13.4-3l-1.4,2.3l9.1,10.3l1.2-2l-2.5-2.7l2.2-3.8L172.9,139.3z M165.8,140.8l-1.1-1.2
+                       c-1-1.1-2.1-2.1-3.1-3.2l0-0.1c1.4,0.4,2.9,0.8,4.3,1.2l1.6,0.4L165.8,140.8z"/>
+               <path class="st1" d="M173.9,126.9l-8.3-3.4l-0.9,2.1l8.1,3.3c1.7,0.7,2.1,1.5,1.6,2.7c-0.3,0.7-1,1.2-2.1,1.4l0.5,1.9
+                       c1.7-0.2,2.8-1.1,3.5-2.8C177.5,129.7,176.1,127.8,173.9,126.9z"/>
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+                       l-0.7,2.6l11.6,7.3l0.6-2.3l-3.2-1.9l1.1-4.3l3.7-0.1l0.1-0.6c0.2,0.8,0.9,1.9,2.1,2.1c1.1,0.3,2-0.5,2.3-1.6
+                       C185.5,116.8,185.4,116,185.2,115.5z M174.4,120.9l-1.4-0.8c-1.2-0.7-2.6-1.5-3.9-2.2l0-0.1c1.5,0,3,0,4.5-0.1l1.7-0.1
+                       L174.4,120.9z"/>
+       </g>
+       <g>
+               <g>
+                       <g>
+                               <path class="st2" d="M58.4,101.6c-0.8,1.2-1.3,2.6-2,3.8c-0.9,1.6-1.5,3.3-2.2,4.9c-0.6,1.4-2.2,5.1,0.4,5.7
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+                                       c0.6-1.1,1-2.3,1.7-3.3c0.2-0.3,0.2-0.6,0-0.9C58.8,99.5,58,97.7,57,96c-1-1.7-2.2-3.3-3.1-5c-0.3-0.5-1-0.6-1.3-0.1
+                                       c-0.7,1-1.2,2.1-1.9,3.1c-0.6,0.9-1.2,1.9-1.7,2.9c-0.6,1.1-1.1,2.2-1.6,3.4c-0.3,0.7-0.5,2-1.1,2.5c-0.2,0.2-0.4,0.6-0.2,0.8
+                                       c1,1.6,1.6,3.4,2.4,5.2c0.8,1.7,1.5,3.6,2.6,5.1c0.4,0.5,1.3,0,0.9-0.6l0,0c-1.8-3.1-2.7-6.7-4.5-9.9l0,0
+                                       c0.3-0.4,0.4-0.8,0.6-1.3c0.4-1.1,0.9-2.2,1.5-3.3c0.6-1.2,1.3-2.4,2-3.5c0.5-0.8,1-1.7,1.5-2.5l0,0c0.7,1.2,1.5,2.4,2.3,3.5
+                                       C56.5,98,57.3,99.9,58.4,101.6L58.4,101.6z"/>
+                       </g>
+                       <g>
+                               <path class="st3" d="M38.3,123c-0.4-0.3-0.8-0.4-1.3-0.6c-1.1-0.4-2.2-0.9-3.3-1.5c-1.2-0.6-2.4-1.3-3.5-2
+                                       c-0.8-0.5-1.7-1-2.5-1.5c0,0,0,0,0,0c1.2-0.7,2.4-1.5,3.5-2.3c1.7-1.1,3.5-1.9,5.2-3c0,0,2.6,1.3,3.9,2c1.6,0.9,3.3,1.5,4.9,2.2
+                                       c1.4,0.6,5.1,2.2,5.7-0.4c0.4-1.8-2.2-3.1-3.4-3.8c-1.3-0.8-2.7-1.5-4.1-2.2c-1.2-0.7-3-1.1-3.9-2.2c-0.7-0.8-1.9,0.2-1.3,1
+                                       c1.1,1.3,3,1.8,4.5,2.5c2,0.9,4,2,5.8,3.3c0.3,0.2,0.5,0.4,0.7,0.7c0.7,0.8-1,0.7-1.4,0.6c-1.3-0.4-2.6-1-3.8-1.5
+                                       c-1.4-0.6-2.6-1.2-3.9-2c-1.1-0.6-2.3-1-3.3-1.7c-0.3-0.2-0.6-0.2-0.9,0c-1.6,1.1-3.4,1.9-5.1,2.9c-1.7,1-3.3,2.2-5,3.1
+                                       c-0.5,0.3-0.6,1-0.1,1.3c1,0.7,2.1,1.2,3.1,1.9c0.9,0.6,1.9,1.2,2.9,1.7c1.1,0.6,2.2,1.1,3.4,1.6c0.7,0.3,2,0.5,2.5,1.1
+                                       c0.2,0.2,0.6,0.4,0.8,0.2c1.6-1,3.4-1.6,5.2-2.4c1.7-0.8,3.6-1.5,5.1-2.6c0.5-0.4,0-1.3-0.6-0.9l0,0
+                                       C45,120.3,41.5,121.3,38.3,123L38.3,123z"/>
+                       </g>
+                       <g>
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diff --git a/src/librarian/res/cover/label_WLpolecaja.szary.png b/src/librarian/res/cover/label_WLpolecaja.szary.png
new file mode 100644 (file)
index 0000000..3b7c9cf
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diff --git a/src/librarian/res/cover/label_WLpolecaja.szary.svg b/src/librarian/res/cover/label_WLpolecaja.szary.svg
new file mode 100644 (file)
index 0000000..30555e0
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diff --git a/src/librarian/res/cover/logo_WL.png b/src/librarian/res/cover/logo_WL.png
new file mode 100644 (file)
index 0000000..4229cac
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diff --git a/src/librarian/res/cover/logo_WL.svg b/src/librarian/res/cover/logo_WL.svg
new file mode 100644 (file)
index 0000000..ac91c2f
--- /dev/null
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