Class: Settings

Inherits:
Object
  • Object
show all
Defined in:
lib/bsod/settings.rb

Overview

Global configurations of the program, along with a commandline argument parser.

Contains the program’s specific configuration rules.

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Settings

Creates a configuration, with default values.



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# File 'lib/bsod/settings.rb', line 12

def initialize
  @settings = {}

  # Makes possible to sleep for a while before BSODing
  @settings[:sleep_time] = nil

  # Default BSOD
  @settings[:bsod_type] = BSOD::ALL.first

  # This doesn't matter because it will go fullscreen anyways.
  # Just change it if looks ugly
  @settings[:width]      = 800
  @settings[:height]     = 600
  @settings[:fullscreen] = true

  # SDL-specific key to exit BSOD
  @settings[:exit_key] = SDL::Key::F8

  # This is the default font, distributed with the gem.
  # It's `../../fonts/droidsansmono.ttf` based on `settings.rb` path.
  fontname = File.expand_path("../../", __FILE__)
  fontname = File.dirname fontname
  fontname += "/fonts/droidsansmono.ttf"
  @settings[:font_filename] = fontname
  @settings[:font_size] = 14
  @settings[:font_bold] = false

  # Curses mode for consoles!
  # Most of the settings above won't make any sense if this
  # is true
  @settings[:curses] = false
end

Instance Method Details

#[](name) ⇒ Object

Returns a specific setting previously set.



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# File 'lib/bsod/settings.rb', line 101

def [] name
  return @settings[name]
end

#parse(args) ⇒ Object

Sets options based on commandline arguments ‘args`. It should be `ARGV`.



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# File 'lib/bsod/settings.rb', line 47

def parse args

  opts = OptionParser.new do |parser|
    parser.banner = "Usage: bsod [options]"

    # Make output beautiful
    parser.separator ""
    parser.separator "Note: Default key to exit BSOD is `F8`"
    parser.separator ""
    parser.separator "Options:"

    parser.on("-w", "--wait N", "Waits N (float) seconds before BSODing") do |n|
      @settings[:sleep_time] = n.to_f
    end

    parser.on("-s", "--style STYLE", "Select the BSOD style to show. To see all options use `--list`. ") do |type|
      @settings[:bsod_type] = type.to_s
    end

    parser.on("--[no-]fullscreen", "Runs on fullscreen mode (default on)") do |f|
      @settings[:fullscreen] = f
    end

    parser.on("-c", "--[no-]curses", "Runs on the terminal, without a graphical window") do |f|
      @settings[:curses] = f
    end

    # parser.on("-r", "--random", "Select a random BSOD") do
    # DO SOMETHING ABOUT IT
    # end

    parser.on("-l", "--list", "Show all possible BSODs") do
      self.show_list
      exit
    end

    # These options appear if no other is given.
    parser.on("-h", "--help", "Show this message") do
      puts parser
      exit
    end

    parser.on("--version", "Show version and license info") do
      self.show_version
      exit
    end

  end
  opts.parse! args

  return @settings
end

#show_list ⇒ Object 



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# File 'lib/bsod/settings.rb', line 130

def show_list
  puts "Usage: bsod -t [type]"
  puts "       where [type] can be:"
  puts

  # Kinda ugly, right?
  BSOD::ALL.each_with_index do |type, i|
    if i == 0
      puts "#{type} [default]"
      next
    end

    puts "#{type}"
  end
end

#show_version ⇒ Object 



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# File 'lib/bsod/settings.rb', line 105

def show_version
  puts <<END_OF_VERSION
 _   __  _   _
|_) (_  / \\ | \\
|_) __) \\_/ |_/ #{BSOD::VERSION}  (http://alexdantas.net/projects/bsod)

Copyright (C) 2011-2012  Alexandre Dantas <[email protected]>

bsod is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

The Droid Sans font family is licensed under the Apache license.
END_OF_VERSION
end