48 lines
1.2 KiB
Ruby
48 lines
1.2 KiB
Ruby
require 'middleman'
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require 'capybara'
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require 'capybara/poltergeist'
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require 'mini_magick'
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class Screenshot
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include Capybara::DSL
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attr_accessor :theme, :theme_name
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def self.prepare
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Capybara.register_driver :poltergeist do |app|
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Capybara::Poltergeist::Driver.new(app, window_size: [1280, 768])
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end
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Capybara.default_driver = :poltergeist
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Capybara.app = ::Middleman::Application.server.inst do
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set :root, File.expand_path(File.join(File.dirname(__FILE__), '..'))
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set :environment, :development
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set :show_exceptions, false
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end
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end
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def initialize(theme_name)
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@theme_name = theme_name
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@theme = theme_name.parameterize.underscore
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end
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def generate_theme_image
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puts "Generating image for theme #{theme_name}"
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visit '/'
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within ".theme_#{theme}" do
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choose 'sidebar_theme_rd'
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end
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sleep 1
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file = Tempfile.new([theme, ".png"])
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begin
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page.save_screenshot(file.path, full: true)
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MiniMagick::Tool::Convert.new do |convert|
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convert << file.path
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convert.crop '220x220+0+0'
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convert << "source/images/theme/#{theme}.png"
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end
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ensure
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file.close
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file.unlink
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end
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end
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end |