Class: Roebe::NcursesTerminal

Inherits:
Base show all
Includes:
Curses
Defined in:
lib/roebe/toplevel_methods/unicode/colourful_unicode_snowmen.rb

Constant Summary collapse

LOWERCASED_ALPHABET =
#

NcursesTerminal::LOWERCASED_ALPHABET

#
('a'..'z').to_a

Constants inherited from Base

Base::COLOURS, Base::HOME_DIRECTORY_OF_USER_X, Base::N, Base::NAMESPACE

Instance Method Summary collapse

Methods inherited from Base

#actions, #append_this_onto_that_file, #append_what_into, #be_silent, #be_verbose?, #beautiful_url, #burlywood, #call_next, #chdir, #cheerful_guy, #cliner, #complex_esystem, #convert_global_env, #copy_directory, #copy_file, #cornflowerblue, #create_directory, #crimson, #current_month?, #current_time?, #current_year?, #cyan, #darkcyan, #darkgreen, #darkkhaki, #darkslateblue, #deeppink, #delete_symlink, #do_not_use_the_base_colours, #do_use_the_base_colours, #e, #ecomment, #editor_to_use?, #efancy, #eimp, #emphasis, #ensure_main_encoding, #ensure_utf_encoding, #eparse, #erev, #esteelblue, #etomato, #ewarn, #exit_program, #firebrick, #get_current_day, #get_current_month, #get_files_and_directories, #get_files_from, #get_german_name_for_this_weekday, #gold, #green, #grey, #hh_mm_ss, #hh_mm_ss_day_month_year, #home_dir?, #home_directory_of_user_x?, #infer_the_namespace, #internal_hash?, #is_a_directory?, #is_a_file?, #is_a_jpg_file?, #is_an_image_file?, #is_archive?, #is_audio_file?, #is_in_studium_dir?, #is_multimedia_file?, #is_on_roebe?, #is_on_windows?, #is_studium_available?, #is_symlink?, #is_this_a_ruby_file?, #is_video_file?, #iso_encoding?, #le, #left_colour, #lightblue, #lightgreen, #lightseagreen, #lightsteelblue, #lime, #limegreen, #localhost_to_data, #log_directory?, #main_encoding?, #mediumorchid, #mediumpurple, #mediumseagreen, #mediumslateblue, #mediumspringgreen, #mediumturquoise, #mkdir_p, #mv, #n_days_in_this_month, #n_pages_in_this_pdf_file?, #namespace?, #no_file_exists_at, #ogrey, #olive, #olivedrab, #open_in_browser, #opne, #opnesystem, #opnn, #orange, #orchid, #orev, #palegoldenrod, #palevioletred, #pink, #powderblue, #programs_dir?, #project_base_dir?, #random_html_colour, #rds, #read_file_in_iso_encoding, #read_file_via_the_default_encoding, #read_lines_via_iso_encoding, #readlines_with_main_encoding, #red, #register_sigint, #remove, #remove_directory, #remove_file, #rename_kde_konsole_tab, #replace_localhost_with_data, #report_pwd, #require_rescue, #reset_the_internal_hash, #return_all_directories_from_this_directory, #return_all_files_from_this_directory, #return_current_directory, #return_dd_mm_yyyy, #return_file_or_directory_of, #return_files_from_pwd, #return_last_part_of_the_current_directory, #return_utc, #rev, #right_arrow?, #right_colour, #roebe_log_directory?, #rosybrown, #royalblue, #ruby_base_directory?, #run_in_background, #run_rcfiles_then_run_ata_via_qdbus, #sandybrown, #sdir, #seagreen, #set_be_verbose, #set_xorg_buffer, #sfancy, #sfile, #show_help, #silent_redirection?, #simp, #simple_esystem, #skyblue, #slateblue, #slategray, #springgreen, #steelblue, #string_italic, #swarn, #symlink, #teal, #temp_dir?, #to_camelcase, #to_counted_hash, #tomato, #touch, #try_to_require_the_beautiful_url_gem, #try_to_require_the_html_template, #try_to_require_the_open_gem, #try_to_require_the_program_information_gem, #try_to_require_the_xorg_buffer, #use_colours?, #verbose_truth, #weekday?, #word_wrap, #write_what_into, #yellow

Methods included from Base::CommandlineArguments

#append_onto_the_commandline_arguments, #clear_commandline_arguments, #commandline_arguments?, #commandline_arguments_as_string?, #commandline_arguments_without_leading_hyphens?, #first_argument?, #first_argument_without_leading_hyphens?, #has_an_argument_been_passed?, #remove_hyphened_arguments_from_the_commandline_arguments, #return_commandline_arguments_with_leading_hyphens, #second_argument?, #set_commandline_arguments

Constructor Details

#initialize(options, run_already = true) ⇒ NcursesTerminal

#

initialize

#


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# File 'lib/roebe/toplevel_methods/unicode/colourful_unicode_snowmen.rb', line 47

def initialize(
    options, run_already = true
  )
  reset
  params = {
    data: LOWERCASED_ALPHABET,
    colors: %w( white green blue yellow cyan magenta ), 
    timer: 0.005, 
    rows: 20, 
    columns: 80,
    space_index: 30
  }
  @params = params.merge!(options)
  # pp @params
  sanitize_timer
  run if run_already
end

Instance Method Details

#curses_is_available?Boolean

#

curses_is_available?

#

Returns:

  • (Boolean)


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# File 'lib/roebe/toplevel_methods/unicode/colourful_unicode_snowmen.rb', line 101

def curses_is_available?
  Object.const_defined? :Curses
end

#do_use_unicodeObject

#

do_use_unicode

#


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# File 'lib/roebe/toplevel_methods/unicode/colourful_unicode_snowmen.rb', line 108

def do_use_unicode
  ENV['LC_ALL'] = 'en_US.utf8'
end

#initialize_cursesObject

#

initialize_curses

#


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# File 'lib/roebe/toplevel_methods/unicode/colourful_unicode_snowmen.rb', line 87

def initialize_curses
  # ======================================================================= #
  # Prepare Screen and Hide Cursor
  # ======================================================================= #
  if curses_is_available?
    Curses.noecho
    Curses.init_screen
    Curses.curs_set(0)
  end
end

#resetObject

#

reset

#


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# File 'lib/roebe/toplevel_methods/unicode/colourful_unicode_snowmen.rb', line 68

def reset
  super()
  @params = {}
end

#runObject

#

run

#


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# File 'lib/roebe/toplevel_methods/unicode/colourful_unicode_snowmen.rb', line 115

def run
  do_use_unicode
  # ======================================================================= #
  # Added a number of spaces for clarity in printing
  # ======================================================================= #
  @params[:space_index].times { @params[:data].push(' ') }
  loop {
    rd_color = @params[:colors].sample
    char = @params[:data].sample # Grab the character.
    rdx = rand(1..@params[:rows])
    rdy = rand(1..@params[:columns])
    Curses.setpos(rdx, rdy) if curses_is_available?
    printf("\b")
    printf(char.color(rd_color.to_sym).send([:bright, :to_s].sample).to_s)
    sleep @params[:timer]
    refresh
  }
end

#sanitize_timerObject

#

sanitize_timer

#


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# File 'lib/roebe/toplevel_methods/unicode/colourful_unicode_snowmen.rb', line 76

def sanitize_timer
  case @params[:timer]
  when :random_timer
    new_timer = ('0.000'+(rand(8)+1).to_s).to_f
    @params[:timer] = new_timer
  end 
end