Class: WhirledPeas::Command::Themes

Inherits:
Base
  • Object
show all
Defined in:
lib/whirled_peas/command/themes.rb

Overview

Display a still frame with the specified arguments.

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.description ⇒ Object 



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# File 'lib/whirled_peas/command/themes.rb', line 11

def self.description
  'List all themes with sample template rendered in the theme'
end

Instance Method Details

#start ⇒ Object 



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# File 'lib/whirled_peas/command/themes.rb', line 15

def start
  super

  require config_file unless config_file.nil?

  theme_names = Settings::ThemeLibrary.theme_names
  theme_names.each.with_index do |name, index|
    template = WhirledPeas.template(name) do |composer, settings|
      settings.full_border
      settings.flow = :t2b
      composer.add_text do |_, settings|
        settings.title_font = :theme
        name
      end
      composer.add_text do
        name == Settings::ThemeLibrary.default_name ? ' (default)' : ''
      end
      composer.add_graph do |_, settings|
        settings.height = 12
        20.times.map { |i| Math.sqrt(i) }
      end
    end
    Utils::Ansi.with_screen do |width, height|
      strokes = Graphics::Renderer.new(
        template,
        80,
        30
      ).paint
      Device::Screen.new.handle_rendered_frames(
        [Device::RenderedFrame.new(strokes, 0)]
      )
    end

    if index < theme_names.length - 1
      print 'See next theme? [Y/q] '
      STDOUT.flush
      break if gets.chomp == 'q'
    end
  end
rescue LoadError => e
  puts e
  puts e.backtrace.join("\n")
  exit(1)
end