Class: MikePlayer::Display

Inherits:
Object
  • Object
show all
Defined in:
lib/mikeplayer/display.rb

Constant Summary collapse

PAUSE_INDICATOR = 
'||'.freeze
INDICATOR_SIZE = 
4
PROGRESS_WIDTH = 
40
TITLE_ROW = 
4
BAR_ROW = 
5
HINT_ROW = 
7
HINT_TEXT = 
'c: pause/play   v: next   z: previous   t: set timer   q: quit'.freeze
RESET = 
"\e[0m".freeze
TITLE_COLOR =

bold cyan

"\e[1;36m".freeze
DIM_COLOR =

dim gray

"\e[2m".freeze
"\e[1;37m".freeze
ELAPSED_COLOR =

white

"\e[37m".freeze
COUNTDOWN_COLOR =

yellow

"\e[33m".freeze
PLAY_COLOR =

green

"\e[32m".freeze
PAUSE_COLOR =

bold red

"\e[1;31m".freeze
ENTER_ALT_SCREEN = 
"\e[?1049h\e[2J\e[H\e[?25l".freeze
EXIT_ALT_SCREEN = 
"\e[?25h\e[?1049l".freeze
PUSH_TITLE = 
"\e[22;0t".freeze
POP_TITLE = 
"\e[23;0t".freeze
PLAY_GLYPH = 
'▶'.freeze
PAUSE_GLYPH = 
'⏸'.freeze

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(fullscreen: false) ⇒ Display

Returns a new instance of Display.



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# File 'lib/mikeplayer/display.rb', line 68

def initialize(fullscreen: false)
  @width           = 0
  @indicator       = ''
  @paused          = false
  @changed         = false
  @color           = $stdout.tty?
  @fullscreen      = fullscreen
  @elapsed_seconds = 0
  @length          = 0
  @last_title      = nil
end

Class Method Details

.colorize(text, color) ⇒ Object 



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# File 'lib/mikeplayer/display.rb', line 31

def self.colorize(text, color)
  return text unless $stdout.tty?

  "#{color}#{text}#{RESET}"
end

.enter_fullscreen ⇒ Object 



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# File 'lib/mikeplayer/display.rb', line 37

def self.enter_fullscreen
  print(ENTER_ALT_SCREEN)
  $stdout.flush
end

.exit_fullscreen ⇒ Object 



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# File 'lib/mikeplayer/display.rb', line 42

def self.exit_fullscreen
  print(EXIT_ALT_SCREEN)
  $stdout.flush
end

.pop_title ⇒ Object 



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# File 'lib/mikeplayer/display.rb', line 61

def self.pop_title
  return unless $stdout.tty?

  print(POP_TITLE)
  $stdout.flush
end

.push_title ⇒ Object 



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# File 'lib/mikeplayer/display.rb', line 54

def self.push_title
  return unless $stdout.tty?

  print(PUSH_TITLE)
  $stdout.flush
end

.set_title(text) ⇒ Object 



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# File 'lib/mikeplayer/display.rb', line 47

def self.set_title(text)
  return unless $stdout.tty?

  print("\e]0;#{text}\a")
  $stdout.flush
end

Instance Method Details

#changed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mikeplayer/display.rb', line 117

def changed?
  true == @changed
end

#display!(elapsed_info, countdown = nil) ⇒ Object 



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# File 'lib/mikeplayer/display.rb', line 107

def display!(elapsed_info, countdown = nil)
  return unless changed?

  if @fullscreen
    display_panel!(elapsed_info, countdown)
  else
    display_line!(elapsed_info, countdown)
  end
end

#elapsed=(v) ⇒ Object 



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# File 'lib/mikeplayer/display.rb', line 88

def elapsed=(v)
  @elapsed_seconds = v
  @indicator = "#{'>' * (v % INDICATOR_SIZE)}".ljust(INDICATOR_SIZE)
  @paused    = false
  @changed   = true

  update_terminal_title
end

#paused ⇒ Object 



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# File 'lib/mikeplayer/display.rb', line 97

def paused
  if (false == @paused)
    @indicator = PAUSE_INDICATOR.ljust(INDICATOR_SIZE)
    @paused    = true
    @changed   = true

    update_terminal_title
  end
end

#song_info=(v) ⇒ Object 



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# File 'lib/mikeplayer/display.rb', line 80

def song_info=(v)
  @position = v[:position].freeze
  @title    = v[:title].freeze
  @length   = v[:length].to_f

  update_terminal_title
end