Module: Drakkon::Images::FlipFlop

Defined in:
lib/drakkon/lib/images/flip_flop.rb

Overview

General Image Index Helper

Class Method Summary collapse

Class Method Details

.images ⇒ Object 



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# File 'lib/drakkon/lib/images/flip_flop.rb', line 65

def self.images
  Dir["#{Dir.pwd}/**/*.png"]
end

.process(file, horizontal, vertical) ⇒ Object 



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# File 'lib/drakkon/lib/images/flip_flop.rb', line 57

def self.process(file, horizontal, vertical)
  image = MiniMagick::Image.open(file)

  image.flip if vertical
  image.flop if horizontal
  image.write file
end

.prompt ⇒ Object 



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# File 'lib/drakkon/lib/images/flip_flop.rb', line 69

def self.prompt
  TTY::Prompt.new(active_color: :cyan, interrupt: :exit)
end

.run!(args = []) ⇒ Object 



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# File 'lib/drakkon/lib/images/flip_flop.rb', line 5

def self.run!(args = [])
  # X
  horizontal = if args.empty?
                 prompt.yes?('Flip Horizontally?')
               else
                 v = args.shift.downcase
                 %w[yes y].include?(v)
               end

  # Y
  vertical = if args.empty?
               prompt.yes?('Flip Vertically?')
             else
               v = args.shift.downcase
               %w[yes y].include?(v)
             end

  puts <<~HELP
              Usage [horizontal] [vertical]
              - Run in the directory you wish to modify the images
              - Flip/Flop the images via MiniMagick
              - y / yes / Y / Yes for affirmative args




    Horizontal: #{horizontal}
    Vertical: #{vertical}
              Current Directory;
                #{Dir.pwd.pastel(:yellow)}

    Images:
  HELP

  images.sort.each do |img|
    img_s = img.gsub("#{Dir.pwd}/", '').pastel(:yellow)
    puts "  - #{img_s}"
  end
  puts

  exit unless prompt.yes? "#{'Are you sure?'.pastel(:bright_yellow)} Flip/Flop!? #{'(Destructive)'.pastel(:red)}"

  start(horizontal, vertical)
end

.start(horizontal, vertical) ⇒ Object 



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# File 'lib/drakkon/lib/images/flip_flop.rb', line 50

def self.start(horizontal, vertical)
  images.each do |img|
    LogBot.info('Image Flip Flop', img)
    process(img, horizontal, vertical)
  end
end