テキトウなトランプ画像を作る

gen_cards.rb

# http://f82cbdfd9f2d880db8b9443b4e84320b.gazou.me/large.png
require 'rubygems'
require 'RMagick'
require 'fileutils'

WIDTH = 80

MARK_WIDTH = 11

MARKS = [
         [
          0,0,0,0,0,1,0,0,0,0,0,
          0,0,0,0,1,1,1,0,0,0,0,
          0,0,0,1,1,1,1,1,0,0,0,
          0,0,1,1,1,1,1,1,1,0,0,
          0,1,1,1,1,1,1,1,1,1,0,
          1,1,1,1,1,1,1,1,1,1,1,
          1,1,1,1,1,1,1,1,1,1,1,
          0,1,1,1,0,1,0,1,1,1,0,
          0,0,1,0,0,1,0,0,1,0,0,
          0,0,0,0,1,1,1,0,0,0,0,
          0,0,1,1,1,1,1,1,1,0,0
         ],
         [
          0,0,0,0,0,0,0,0,0,0,0,
          0,0,1,1,0,0,0,1,1,0,0,
          0,1,1,1,1,0,1,1,1,1,0,
          1,1,1,1,1,1,1,1,1,1,1,
          1,1,1,1,1,1,1,1,1,1,1,
          1,1,1,1,1,1,1,1,1,1,1,
          0,1,1,1,1,1,1,1,1,1,0,
          0,0,1,1,1,1,1,1,1,0,0,
          0,0,0,1,1,1,1,1,0,0,0,
          0,0,0,0,1,1,1,0,0,0,0,
          0,0,0,0,0,1,0,0,0,0,0
         ],
         [
          0,0,0,0,0,1,0,0,0,0,0,
          0,0,0,0,1,1,1,0,0,0,0,
          0,0,0,1,1,1,1,1,0,0,0,
          0,0,1,1,1,1,1,1,1,0,0,
          0,1,1,1,1,1,1,1,1,1,0,
          1,1,1,1,1,1,1,1,1,1,1,
          0,1,1,1,1,1,1,1,1,1,0,
          0,0,1,1,1,1,1,1,1,0,0,
          0,0,0,1,1,1,1,1,0,0,0,
          0,0,0,0,1,1,1,0,0,0,0,
          0,0,0,0,0,1,0,0,0,0,0
         ],
         [
          0,0,0,0,1,1,1,0,0,0,0,
          0,0,0,1,1,1,1,1,0,0,0,
          0,0,0,1,1,1,1,1,0,0,0,
          0,1,1,0,1,1,1,0,1,1,0,
          1,1,1,1,1,1,1,1,1,1,1,
          1,1,1,1,1,1,1,1,1,1,1,
          1,1,1,1,1,1,1,1,1,1,1,
          1,1,1,1,0,1,0,1,1,1,1,
          0,1,1,0,0,1,0,0,1,1,0,
          0,0,0,0,1,1,1,0,0,0,0,
          0,0,1,1,1,1,1,1,1,0,0
         ]
        ]
NAMES = ['S','H','D','C']
COLORS = [
          Magick::Pixel.new(0,0,0),
          Magick::Pixel.new(Magick::MaxRGB,0,0),
          Magick::Pixel.new(Magick::MaxRGB,0,0),
          Magick::Pixel.new(0,0,0)
         ]
NUMBERS = ['A','2','3','4','5','6','7','8','9','10','J','Q','K']
FONT = 'fixed'
FONT_SIZE = MARK_WIDTH

def draw_mark(img, x, y, mark, color)
  mark.each_index do |i|
    py = i / MARK_WIDTH
    px = i % MARK_WIDTH
    if (mark[i] != 0)
      img.pixel_color(x + px, y + py, color)
    end
  end
end

FileUtils.mkdir_p("cards")
MARKS.each_index do |i|
  mark = MARKS[i]
  color = COLORS[i]
  name = NAMES[i]
  
  NUMBERS.each do |num|
    canvas = Magick::ImageList.new
    canvas.new_image(WIDTH, (WIDTH * ((1.0 + Math.sqrt(5.0)) / 2)).to_i)
    gc = Magick::Draw.new
    gc.fill('#FFFFFF')
    gc.draw(canvas)
    gc.annotate(canvas, 0, 0, 2 + (FONT_SIZE ) / 2, 2 + FONT_SIZE, num) do
      self.font = FONT
      self.fill = color
      self.align = Magick::CenterAlign
      self.stroke = 'transparent'
      self.pointsize = FONT_SIZE
    end
    draw_mark(canvas, 2, 18, mark, color)
    canvas.flip!.flop!
    gc.annotate(canvas, 0, 0, 2 + (FONT_SIZE ) / 2, 2 + FONT_SIZE, num) do
      self.font = FONT
      self.fill = color
      self.align = Magick::CenterAlign
      self.stroke = 'transparent'
      self.pointsize = FONT_SIZE
    end
    draw_mark(canvas, 2, 18, mark, color)
    canvas.border!(1, 1, 'black')

    canvas.write("cards/#{name}-#{num}.png")
  end
end