X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/fefdce4e24f9e397df5538fe6e7f54b5ece4d841..580442a3d316c4ca444dd629e24a16b1336f01d7:/src/librarian/cover.py diff --git a/src/librarian/cover.py b/src/librarian/cover.py index 0f38ec3..8f7b656 100644 --- a/src/librarian/cover.py +++ b/src/librarian/cover.py @@ -68,6 +68,10 @@ class TextBox(object): line_width = self.max_text_width break line = parts[0] + + if line[-2] == ' ': + line = line[:-2] + line_width = self.draw.textsize(line, font=font)[0] line = line.strip() + ' ' @@ -147,7 +151,8 @@ class Cover(object): self.format = format if width and height: self.height = int(round(height * self.width / width)) - scale = max(float(width or 0) / self.width, float(height or 0) / self.height) + scale = max(float(width or 0) / self.width, + float(height or 0) / self.height) if scale >= 1: self.scale = scale elif scale: @@ -163,7 +168,8 @@ class Cover(object): def image(self): metr = Metric(self, self.scale) - img = Image.new('RGB', (metr.width, metr.height), self.background_color) + img = Image.new('RGB', (metr.width, metr.height), + self.background_color) if self.background_img: background = Image.open(self.background_img) @@ -173,19 +179,27 @@ class Cover(object): # WL logo if metr.logo_width: logo = Image.open(get_resource('res/wl-logo.png')) - logo = logo.resize((metr.logo_width, int(round(logo.size[1] * metr.logo_width / logo.size[0])))) - img.paste(logo, ((metr.width - metr.logo_width) // 2, img.size[1] - logo.size[1] - metr.logo_bottom)) + logo = logo.resize(( + metr.logo_width, + int(round(logo.size[1] * metr.logo_width / logo.size[0])) + )) + img.paste(logo, ( + (metr.width - metr.logo_width) // 2, + img.size[1] - logo.size[1] - metr.logo_bottom + )) top = metr.author_top tbox = TextBox( metr.width - metr.author_margin_left - metr.author_margin_right, metr.height - top, ) - + author_font = ImageFont.truetype( - self.author_font_ttf, metr.author_font_size) + self.author_font_ttf, metr.author_font_size, + layout_engine=ImageFont.LAYOUT_BASIC) for pa in self.pretty_authors(): - tbox.text(pa, self.author_color, author_font, metr.author_lineskip, self.author_shadow) + tbox.text(pa, self.author_color, author_font, metr.author_lineskip, + self.author_shadow) text_img = tbox.image() img.paste(text_img, (metr.author_margin_left, top), text_img) @@ -195,8 +209,10 @@ class Cover(object): metr.height - top, ) title_font = ImageFont.truetype( - self.title_font_ttf, metr.title_font_size) - tbox.text(self.pretty_title(), self.title_color, title_font, metr.title_lineskip, self.title_shadow) + self.title_font_ttf, metr.title_font_size, + layout_engine=ImageFont.LAYOUT_BASIC) + tbox.text(self.pretty_title(), self.title_color, title_font, + metr.title_lineskip, self.title_shadow) text_img = tbox.image() img.paste(text_img, (metr.title_margin_left, top), text_img) @@ -282,8 +298,10 @@ class WLCover(Cover): u'Epika': 'bottom', } - def __init__(self, book_info, format=None, width=None, height=None, bleed=0): - super(WLCover, self).__init__(book_info, format=format, width=width, height=height) + def __init__(self, book_info, format=None, width=None, height=None, + bleed=0): + super(WLCover, self).__init__(book_info, format=format, width=width, + height=height) # Set box position. self.box_position = book_info.cover_box_position or \ self.kind_box_position.get(book_info.kind, self.box_position) @@ -294,7 +312,8 @@ class WLCover(Cover): self.bar_color = book_info.cover_bar_color or \ self.epoch_colors.get(book_info.epoch, self.bar_color) # Set title color. - self.title_color = self.epoch_colors.get(book_info.epoch, self.title_color) + self.title_color = self.epoch_colors.get(book_info.epoch, + self.title_color) self.bleed = bleed self.box_top_margin += bleed @@ -319,24 +338,26 @@ class WLCover(Cover): metr = Metric(self, self.scale) # Write author name. - box = TextBox(metr.title_box_width, metr.height, padding_y=metr.box_padding_y) + box = TextBox(metr.title_box_width, metr.height, + padding_y=metr.box_padding_y) author_font = ImageFont.truetype( - self.author_font_ttf, metr.author_font_size) + self.author_font_ttf, metr.author_font_size, + layout_engine=ImageFont.LAYOUT_BASIC) for pa in self.pretty_authors(): - box.text(pa, - font=author_font, - line_height=metr.author_lineskip, - color=self.author_color, - shadow_color=self.author_shadow) + box.text(pa, font=author_font, line_height=metr.author_lineskip, + color=self.author_color, shadow_color=self.author_shadow) box.skip(metr.box_above_line) - box.draw.line((metr.box_line_left, box.height, metr.box_line_right, box.height), - fill=self.author_color, width=metr.box_line_width) + box.draw.line( + (metr.box_line_left, box.height, metr.box_line_right, box.height), + fill=self.author_color, width=metr.box_line_width + ) box.skip(metr.box_below_line) # Write title. title_font = ImageFont.truetype( - self.title_font_ttf, metr.title_font_size) + self.title_font_ttf, metr.title_font_size, + layout_engine=ImageFont.LAYOUT_BASIC) box.text(self.pretty_title(), line_height=metr.title_lineskip, font=title_font, @@ -346,18 +367,27 @@ class WLCover(Cover): box_img = box.image() # Find box position. - if self.box_position == 'top': - box_top = metr.box_top_margin - elif self.box_position == 'bottom': + if self.box_position == 'bottom' or box_img.size[1] + metr.box_top_margin + metr.box_bottom_margin > metr.height: box_top = metr.height - metr.box_bottom_margin - box_img.size[1] + elif self.box_position == 'top': + box_top = metr.box_top_margin else: # Middle. box_top = (metr.height - box_img.size[1]) // 2 - box_left = metr.bar_width + (metr.width - metr.bar_width - box_img.size[0]) // 2 + box_left = metr.bar_width + ( + metr.width - metr.bar_width - box_img.size[0] + ) // 2 # Draw the white box. ImageDraw.Draw(img).rectangle( - (box_left, box_top, box_left + box_img.size[0], box_top + box_img.size[1]), fill='#fff') + ( + box_left, + box_top, + box_left + box_img.size[0], + box_top + box_img.size[1] + ), + fill='#fff' + ) # Paste the contents into the white box. img.paste(box_img, (box_left, box_top), box_img) return img @@ -368,24 +398,43 @@ class WLCover(Cover): return img metr = Metric(self, self.scale) draw = ImageDraw.Draw(img) - for corner_x, corner_y in ((0, 0), (metr.width, 0), (0, metr.height), (metr.width, metr.height)): + for corner_x, corner_y in ( + (0, 0), (metr.width, 0), + (0, metr.height), (metr.width, metr.height) + ): dir_x = 1 if corner_x == 0 else -1 dir_y = 1 if corner_y == 0 else -1 for offset in (-1, 0, 1): - draw.line((corner_x, corner_y + dir_y * metr.bleed + offset, - corner_x + dir_x * metr.bleed * line_ratio, corner_y + dir_y * metr.bleed + offset), - fill='black' if offset == 0 else 'white', width=1) - draw.line((corner_x + dir_x * metr.bleed + offset, corner_y, - corner_x + dir_x * metr.bleed + offset, corner_y + dir_y * metr.bleed * line_ratio), - fill='black' if offset == 0 else 'white', width=1) + draw.line( + ( + corner_x, + corner_y + dir_y * metr.bleed + offset, + corner_x + dir_x * metr.bleed * line_ratio, + corner_y + dir_y * metr.bleed + offset + ), + fill='black' if offset == 0 else 'white', + width=1 + ) + draw.line( + ( + corner_x + dir_x * metr.bleed + offset, + corner_y, + corner_x + dir_x * metr.bleed + offset, + corner_y + dir_y * metr.bleed * line_ratio + ), + fill='black' if offset == 0 else 'white', + width=1 + ) return img def image(self): metr = Metric(self, self.scale) - img = Image.new('RGB', (metr.width, metr.height), self.background_color) + img = Image.new('RGB', (metr.width, metr.height), + self.background_color) draw = ImageDraw.Draw(img) - draw.rectangle((0, 0, metr.bar_width, metr.height), fill=self.bar_color) + draw.rectangle((0, 0, metr.bar_width, metr.height), + fill=self.bar_color) if self.background_img: src = Image.open(self.background_img) @@ -425,6 +474,7 @@ class WLNoBoxCover(WLCover): class LogoWLCover(WLCover): gradient_height = 90 gradient_logo_height = 60 + gradient_logo_max_width = 1000 gradient_logo_margin_right = 30 gradient_logo_spacing = 40 gradient_color = '#000' @@ -433,6 +483,8 @@ class LogoWLCover(WLCover): 'res/wl-logo-white.png', 'res/fnp-logo-white.png', ] + annotation = None + annotation_height = 10 def __init__(self, book_info, *args, **kwargs): super(LogoWLCover, self).__init__(book_info, *args, **kwargs) @@ -447,40 +499,100 @@ class LogoWLCover(WLCover): 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)) + 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) + 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]] + 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] + 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 + space_for_logos = ( + metr.width + - metr.bar_width + - 2 * metr.gradient_logo_margin_right + ) + widths = [ + min( + metr.gradient_logo_max_width, + 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)) + int(round( + logo.size[1] * widths[i] / logo.size[0] * logo_scale + )) ), Image.ANTIALIAS) cursor -= logo.size[0] - img.paste(logo, (cursor, logo_top), mask=logo) + img.paste( + logo, + ( + cursor, + int(round(logo_top + (metr.gradient_logo_height - logo.size[1]) * logo_scale / 2)) + ), + mask=logo + ) cursor -= int(round(metr.gradient_logo_spacing * logo_scale)) + if self.annotation: + img2 = Image.new('RGBA', (metr.height, metr.height), color=None) + draw = ImageDraw.Draw(img2) + author_font = ImageFont.truetype( + self.author_font_ttf, metr.annotation_height, + layout_engine=ImageFont.LAYOUT_BASIC) + draw.text((self.annotation_height, self.annotation_height), self.annotation, font=author_font, fill='#FFFFFF') + img2.show() + img2 = img2.rotate(90) + img2.show() + img.putalpha(0) + img.alpha_composite(img2, (0, 0)) + img = img.convert('RGB') + return img @@ -597,11 +709,22 @@ class AtriumCover(LogoWLCover): ] +class BNCover(LogoWLCover): + gradient_logos = [ + 'res/dofinansowano.png', + 'res/MKIDN.jpg', + 'res/BN.png', + 'res/wl-logo-white.png', + ] +# annotation = 'Zadanie „Udostępnienie publikacji w formatach cyfrowych” w ramach Narodowego Programu Rozwoju Czytelnictwa. Dofinansowano ze środków Ministra Kultury, Dziedzictwa Narodowego i Sportu.' + + COVER_CLASSES = { 'default': LogoWLCover, 'kmlu': KMLUCover, 'mpw': MPWCover, 'atrium': AtriumCover, + 'bn': BNCover, }