2 from librarian.cover import Cover, Metric
3 from .utils.color import algo_contrast_or_hue, luminance, is_very_bright
4 from .utils.textbox import DoesNotFit
5 from .widgets.author import AuthorBox
6 from .widgets.background import Background
7 from .widgets.image import WLLogo, Label
8 from .widgets.marquise import Marquise
9 from .widgets.title import TitleBox
12 class MarquiseCover(Cover):
14 square_variant = False
24 'rgb': (0xc3, 0x27, 0x21),
28 'rgb': (0xa0, 0xbf, 0x38),
32 'rgb': (0xed, 0xc0, 0x16),
36 'rgb': (0x47, 0x66, 0x75),
40 for c in color_schemes:
41 c['luminance'] = luminance(c['rgb'])
42 cim = PIL.Image.new('RGB', (1, 1))
43 cim.putpixel((0, 0), c['rgb'])
45 c['hsv'] = cim.getpixel((0, 0))
48 def set_size(self, final_width, final_height):
49 if final_width is None:
50 self.m = Metric(self, 1)
52 if final_width > self.width:
53 self.m = Metric(self, final_width / self.width)
55 self.m = Metric(self, 1)
56 self.scale_after = final_width / self.width
58 if final_height is not None:
59 self.height = round(final_height / self.m._scale)
61 self.square_variant = self.height / self.width < 250 / 210
63 marquise_square_small = int(self.width / 2) - 300
64 marquise_square_big = int(self.width / 2) - 100
65 marquise_a4_small = 2970 - self.width
66 marquise_a4_big = marquise_a4_small + 100
68 self.marquise_small = int(round(marquise_square_small + (marquise_a4_small - marquise_square_small) * (self.height - self.width) / (2970 - 2100)))
69 self.marquise_big = int(round(marquise_square_big + (marquise_a4_big - marquise_square_big) * (self.height - self.width) / (2970 - 2100)))
70 self.marquise_xl = self.marquise_big + 200
72 if self.marquise_small > self.marquise_big:
73 self.marquise_small = self.marquise_big
75 def set_color_scheme_from(self, img):
76 self.color_scheme = algo_contrast_or_hue(img, self.color_schemes)
77 self.is_very_bright = is_very_bright(img)
80 img = PIL.Image.new('RGB', (self.m.width, self.m.height), self.background_color)
84 if self.square_variant:
86 (self.m.marquise_small, 1),
87 (self.m.marquise_big, 2),
88 (self.m.marquise_big, 3),
89 (self.m.marquise_big, None),
93 (self.m.marquise_small, 2),
94 (self.m.marquise_small, 1),
95 (self.m.marquise_big, 3),
96 (self.m.marquise_xl, 4),
97 (self.m.marquise_xl, None),
100 for marquise_h, lines in layout_options:
101 title_box_height = marquise_h - self.m.title_box_top - self.m.margin
103 title_box = TitleBox(
105 self.m.width - 2 * self.m.margin,
115 self.marquise_height = marquise_h
116 marquise = Marquise(self, marquise_h)
120 0, marquise.edge_top,
121 self.m.width, self.m.height - marquise.edge_top
123 self.set_color_scheme_from(
125 0, marquise.edge_top,
126 self.m.width, marquise.edge_top + (
127 self.m.height - marquise.edge_top
133 img, 0, 0, self.m.width
137 marquise.title_box_position[0],
138 marquise.title_box_position[1],
141 AuthorBox(self, self.m.width - self.m.margin).apply(
142 img, 0, self.m.margin
144 WLLogo(self).apply(img, self.m.margin, self.m.margin, None, self.m.logo_h)
147 for logo in self.additional_logos:
148 LogoSticker(self, logo).apply(img, 0, 0)
155 class LabelMarquiseCover(MarquiseCover):
162 img = super().image()
167 self.marquise_height - self.m.label_top,