Class: CryptopunksGui

Inherits:
Object
  • Object
show all
Includes:
Glimmer
Defined in:
app/cryptopunks_gui.rb

Constant Summary collapse

PALETTES = 
['Standard'] + (Palette8bit.constants).map(&:name).map {|palette| palette.split('_').map(&:capitalize).join(' ')}.reject { |palette| palette.include?(' ') }
STYLES = 
['Normal', 'Flip', 'Mirror', 'Led', 'Sketch']

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CryptopunksGui

Returns a new instance of CryptopunksGui.



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# File 'app/cryptopunks_gui.rb', line 18

def initialize
  initialize_punks
  initialize_defaults
  observe_image_attribute_changes
  create_gui
  self.punk_index = 0
  @root.open
end

Instance Attribute Details

#palette ⇒ Object

Returns the value of attribute palette.



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# File 'app/cryptopunks_gui.rb', line 16

def palette
  @palette
end

#punk_index ⇒ Object

Returns the value of attribute punk_index.



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# File 'app/cryptopunks_gui.rb', line 16

def punk_index
  @punk_index
end

#style ⇒ Object

Returns the value of attribute style.



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# File 'app/cryptopunks_gui.rb', line 16

def style
  @style
end

#zoom ⇒ Object

Returns the value of attribute zoom.



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# File 'app/cryptopunks_gui.rb', line 16

def zoom
  @zoom
end

Instance Method Details

#create_gui ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 79

def create_gui
  @root = root {
    title 'CryptoPunks GUI'
    iconphoto File.expand_path('../icons/cryptopunks-gui.png', __dir__)
    
    frame {
      label {
        text 'Select Punk Index and Zoom To Mint Cryptopunk'
        font weight: 'bold'
      }
      
      label {
        text 'Punk Index:'
      }
      spinbox {
        from 0
        to @punks.size - 1
        text <=> [self, :punk_index]
      }
      
      label {
        text 'Zoom:'
      }
      spinbox {
        from 1
        to 72
        text <=> [self, :zoom]
      }
      
      label {
        text 'Palette:'
      }
      combobox {
        readonly true
        text <=> [self, :palette]
      }
      
      label {
        text 'Style:'
      }
      combobox {
        readonly true
        text <=> [self, :style, before_write: ->(v) {@previous_style = @style}]
      }
      
      label {
        text 'Output Location:'
      }
      @message_entry = entry {
        readonly true
      }
      
      @image_label = label {
        grid row_weight: 1
      }
    }
  }
end

#generate_image ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 57

def generate_image
  image_location = File.join(@punk_directory, "punk-#{@punk_index}#{"x#{@zoom}" if @zoom.to_i > 1}#{"-#{@palette.underscore}" if @palette != PALETTES.first}#{"-#{@style.underscore}" if @style != STYLES.first}.png")
  puts "Writing punk image to #{image_location}"
  selected_punk = @punks[@punk_index.to_i]
  selected_punk = selected_punk.change_palette8bit(Palette8bit.const_get(@palette.gsub(' ', '_').upcase.to_sym)) if @palette != PALETTES.first
  @original_zoom = @zoom
  if @style != STYLES.first
    selected_punk = selected_punk.send(@style.underscore)
    if @style != @previous_style
      @zoom = 12 if @style == 'Flip' && !['Normal', 'Mirror'].include?(@previous_style)
      @zoom = 12 if @style == 'Mirror' && !['Normal', 'Flip'].include?(@previous_style)
      @zoom = 2 if @style == 'Sketch'
      @zoom = 1 if @style == 'Led'
    end
  end
  selected_punk = selected_punk.zoom(@zoom.to_i)
  selected_punk.save(image_location)
  @image_label.image = image_location
  @message_entry.text = image_location
  notify_observers(:zoom) if @zoom != @original_zoom
end

#initialize_defaults ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 43

def initialize_defaults
  @zoom = 12
  @palette = PALETTES.first
  @style = STYLES.first
end

#initialize_punks ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 35

def initialize_punks
  @punk_directory = File.join(Dir.home, '.cryptopunks')
  FileUtils.mkdir_p(@punk_directory)
  @punk_file = File.join(@punk_directory, 'punks.png')
  File.write(@punk_file, Net::HTTP.get(URI('https://raw.githubusercontent.com/larvalabs/cryptopunks/master/punks.png'))) unless File.exist?(@punk_file)
  @punks = Punks::Image::Composite.read(@punk_file)
end

#observe_image_attribute_changes ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 49

def observe_image_attribute_changes
  observer = Glimmer::DataBinding::Observer.proc { generate_image }
  observer.observe(self, :punk_index)
  observer.observe(self, :zoom)
  observer.observe(self, :palette)
  observer.observe(self, :style)
end

#palette_options ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 27

def palette_options
  PALETTES
end

#style_options ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 31

def style_options
  STYLES
end