X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/387bff61a13e750e1ef4e015025415a8b311b25b..edbda465ca1fceabe219d5caea95d513d61c6976:/librarian/cover.py

diff --git a/librarian/cover.py b/librarian/cover.py
index 8aa9abe..f7d8f7d 100644
--- a/librarian/cover.py
+++ b/librarian/cover.py
@@ -7,12 +7,46 @@ import Image, ImageFont, ImageDraw, ImageFilter
 from librarian import get_resource
 
 
-def cover(author, title,
-          width, height, background_color, background_img,
-          author_top, author_margin_left, author_margin_right, author_lineskip, author_color, author_font, author_shadow,
-          title_top, title_margin_left, title_margin_right, title_lineskip, title_color, title_font, title_shadow,
-          logo_width, logo_bottom
-          ):
+class Cover(object):
+    width = 600
+    height = 800
+    background_color = '#fff'
+    background_img = None
+
+    author_top = 100
+    author_margin_left = 20
+    author_margin_right = 20
+    author_lineskip = 40
+    author_color = '#000'
+    author_shadow = None
+    author_font = None
+
+    title_top = 100
+    title_margin_left = 20
+    title_margin_right = 20
+    title_lineskip = 54
+    title_color = '#000'
+    title_shadow = None
+    title_font = None
+
+    logo_bottom = None
+    logo_width = None
+
+    format = 'JPEG'
+
+
+    exts = {
+        'JPEG': 'jpg',
+        'PNG': 'png',
+        }
+
+    mime_types = {
+        'JPEG': 'image/jpeg',
+        'PNG': 'image/png',
+        }
+
+
+    @staticmethod
     def draw_centered_text(text, img, font, margin_left, width, pos_y, lineskip, color, shadow_color):
         if shadow_color:
             shadow_img = Image.new('RGBA', img.size)
@@ -39,42 +73,121 @@ def cover(author, title,
         return pos_y
 
 
-    img = Image.new('RGB', (width, height), background_color)
+    def __init__(self, author='', title=''):
+        self.author = author
+        self.title = title
+
+    def pretty_author(self):
+        return self.author
+
+    def pretty_title(self):
+        return self.title
+
+    def image(self):
+        img = Image.new('RGB', (self.width, self.height), self.background_color)
+
+        if self.background_img:
+            background = Image.open(self.background_img)
+            img.paste(background, None, background)
+            del background
+
+        # WL logo
+        if self.logo_width:
+            logo = Image.open(get_resource('res/wl-logo.png'))
+            logo = logo.resize((self.logo_width, logo.size[1] * self.logo_width / logo.size[0]))
+            img.paste(logo, ((self.width - self.logo_width) / 2, img.size[1] - logo.size[1] - self.logo_bottom))
+
+        author_font = self.author_font or ImageFont.truetype(get_resource('fonts/DejaVuSerif.ttf'), 30)
+        title_y = self.draw_centered_text(self.pretty_author(), img, author_font,
+                    self.author_margin_left, self.width - self.author_margin_left - self.author_margin_right, self.author_top,
+                    self.author_lineskip, self.author_color, self.author_shadow) + self.title_top
+        title_font = self.title_font or ImageFont.truetype(get_resource('fonts/DejaVuSerif.ttf'), 40)
+        self.draw_centered_text(self.pretty_title(), img, title_font,
+                    self.title_margin_left, self.width - self.title_margin_left - self.title_margin_right, title_y,
+                    self.title_lineskip, self.title_color, self.title_shadow)
+
+        return img
+
+    def mime_type(self):
+        return self.mime_types[self.format]
+
+    def ext(self):
+        return self.exts[self.format]
+
+    def save(self, *args, **kwargs):
+        return self.image().save(format=self.format, *args, **kwargs)
+
+
+class WLCover(Cover):
+    author_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Italic.ttf'), 40)
+    title_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Italic.ttf'), 50)
+    logo_width = 250
+    logo_bottom = 20
+
+
+
+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)
 
-    if background_img:
-        background = Image.open(background_img)
-        img.paste(background, None, background)
-        del background
+    def pretty_title(self):
+        return u"„%s”" % self.title
 
-    # WL logo
-    if logo_width:
-        logo = Image.open(get_resource('res/wl-logo.png'))
-        logo = logo.resize((logo_width, logo.size[1] * logo_width / logo.size[0]))
-        img.paste(logo, ((width - logo_width) / 2, img.size[1] - logo.size[1] - logo_bottom))
 
-    title_y = draw_centered_text(author, img, author_font,
-                    author_margin_left, width - author_margin_left - author_margin_right, author_top,
-                    author_lineskip, author_color, author_shadow) + title_top
-    draw_centered_text(title, img, title_font,
-                    title_margin_left, width - title_margin_left - title_margin_right, title_y,
-                    title_lineskip, title_color, title_shadow)
+class BookotekaCover(Cover):
+    width = 2140
+    height = 2733
+    background_img = get_resource('res/cover-bookoteka.png')
 
-    return img
+    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)
 
-def virtualo_cover(author, title):
-    return cover(author, title,
-          600, 730, '#fff', None,
-          73, 20, 20, 40, '#000', ImageFont.truetype(get_resource('fonts/DejaVuSerif.ttf'), 30), None,
-          73, 20, 20, 54, '#000', ImageFont.truetype(get_resource('fonts/DejaVuSerif.ttf'), 40), None,
-          300, 0
-          )
+    format = 'PNG'
 
-def prestigio_cover(author, title):
-    return cover(author, u"„%s”" % title,
-          580, 783, '#fff', get_resource('res/cover-prestigio.png'),
-          446, 118, 62, 60, '#fff', ImageFont.truetype(get_resource('fonts/JunicodeWL-Italic.ttf'), 50), '#000',
-          0, 118, 62, 60, '#fff', ImageFont.truetype(get_resource('fonts/JunicodeWL-Italic.ttf'), 50), '#000',
-          None, None
-          )
 
+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'