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?(' ') }.sort
STYLES = 
['Normal', 'Led', 'Sketch']
COLLECTIONS_YAML_URL = 
'https://raw.githubusercontent.com/AndyObtiva/cryptopunks-gui/master/cryptopunks-collections.yml'
COLLECTIONS_YAML_PATH = 
File.expand_path('../cryptopunks-collections.yml', __dir__)

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 21

def initialize
  initialize_punk_directory
  initialize_collections_map
  initialize_collection
  load_config
  initialize_defaults
  observe_image_attribute_changes
  create_gui
  self.image_index = 0
  @root.open
end

Instance Attribute Details

#collection ⇒ Object

Returns the value of attribute collection.



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# File 'app/cryptopunks_gui.rb', line 19

def collection
  @collection
end

#flip ⇒ Object

Returns the value of attribute flip.



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# File 'app/cryptopunks_gui.rb', line 19

def flip
  @flip
end

#image_index ⇒ Object

Returns the value of attribute image_index.



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# File 'app/cryptopunks_gui.rb', line 19

def image_index
  @image_index
end

#led_round_corner ⇒ Object

Returns the value of attribute led_round_corner.



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# File 'app/cryptopunks_gui.rb', line 19

def led_round_corner
  @led_round_corner
end

#led_spacing ⇒ Object

Returns the value of attribute led_spacing.



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# File 'app/cryptopunks_gui.rb', line 19

def led_spacing
  @led_spacing
end

#mirror ⇒ Object

Returns the value of attribute mirror.



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# File 'app/cryptopunks_gui.rb', line 19

def mirror
  @mirror
end

#palette ⇒ Object

Returns the value of attribute palette.



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# File 'app/cryptopunks_gui.rb', line 19

def palette
  @palette
end

#sketch_line ⇒ Object

Returns the value of attribute sketch_line.



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# File 'app/cryptopunks_gui.rb', line 19

def sketch_line
  @sketch_line
end

#style ⇒ Object

Returns the value of attribute style.



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# File 'app/cryptopunks_gui.rb', line 19

def style
  @style
end

#zoom ⇒ Object

Returns the value of attribute zoom.



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# File 'app/cryptopunks_gui.rb', line 19

def zoom
  @zoom
end

Instance Method Details

#add_style_options ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 268

def add_style_options
  @style_options_frame.content {
    @style_options_frame.children.each(&:destroy)
    if @style == 'Led'
      frame {
        padding 0
        
        label {
          grid row: 0, column: 0, column_weight: 0
          text 'Spacing:'
        }
        spinbox {
          grid row: 0, column: 1
          from 1
          to 72
          text <=> [self, :led_spacing]
        }
        
        checkbutton {
          grid row: 0, column: 2
          variable <=> [self, :led_round_corner]
        }
        label {
          grid row: 0, column: 3
          text 'Round Corner'
          
          on('Button-1') do
            self.led_round_corner = !led_round_corner
          end
        }
      }
    elsif @style == 'Sketch'
      frame {
        padding 0
        
        label {
          grid row: 0, column: 0, column_weight: 0
          text 'Line:'
        }
        spinbox {
          grid row: 0, column: 1
          from 1
          to 72
          text <=> [self, :sketch_line]
        }
      }
    else
      frame { # filler
        padding 0
        height 0
        width 0
      }
    end
  }
end

#collection_options ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 33

def collection_options
  @collections_map.keys
end

#create_gui ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 151

def create_gui
  @root = root {
    title 'CryptoPunks GUI'
    iconphoto File.expand_path('../icons/cryptopunks-gui.png', __dir__)
    
    frame {
      label {
        text 'Collection:'
      }
      combobox {
        readonly true
        text <=> [self, :collection]
      }
      
      label {
        text 'Image Index:'
      }
      @image_index_spinbox = spinbox {
        from 0
        to @images[@collection].size - 1
        text <=> [self, :image_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, after_write: ->(val) {add_style_options}]
      }
      
      @style_options_frame = frame {
        padding 0
      }
      
      frame {
        padding 0
        
        checkbutton {
          grid row: 0, column: 0, column_weight: 0
          variable <=> [self, :mirror]
        }
        label {
          grid row: 0, column: 1
          text 'Mirror'
          
          on('Button-1') do
            self.mirror = !mirror
          end
        }
        
        checkbutton {
          grid row: 0, column: 2
          variable <=> [self, :flip]
        }
        label {
          grid row: 0, column: 3
          text 'Flip'
          
          on('Button-1') do
            self.flip = !flip
          end
        }
      }
      
      label {
        text 'Output Location:'
      }
      frame {
        padding 0
        
        @output_location_entry = entry {
          grid row: 0, column: 0
          readonly true
          width 47
        }
        button {
          grid row: 0, column: 1
          text '...'
          width 1.1
          
          on('command') do
            new_punk_directory = choose_directory(parent: @root)
            unless new_punk_directory.to_s.empty?
              @punk_directory = new_punk_directory
              @punk_config[:punk_directory] = @punk_directory
              save_config
              generate_image
            end
          end
        }
      }
      
      @image_label = label {
        grid row_weight: 1
      }
    }
  }
end

#generate_image ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 118

def generate_image
  initialize_collection
  return if @image_index.to_i > @images[@collection].size
  image_location = File.join(@punk_directory, "#{@collection.gsub(' ', '').downcase}-#{@image_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 = @images[@collection][@image_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 @previous_collection && @collection != @previous_collection && @collections_map[@collection][:width] != @collections_map[@previous_collection][:width]
    @zoom = @collections_map[@collection][:default_zoom]
  end
  if @style != STYLES.first
    style_options = {}
    if @style == 'Led'
      style_options[:spacing] = @led_spacing.to_i
      style_options[:round_corner] = @led_round_corner
    end
    if @style == 'Sketch'
      style_options[:line] = @sketch_line.to_i
    end
    selected_punk = selected_punk.send(@style.underscore, @zoom.to_i, **style_options)
  end
  selected_punk = selected_punk.mirror if @mirror
  selected_punk = selected_punk.flip if @flip
  selected_punk = selected_punk.zoom(@zoom.to_i) if @style == STYLES.first
  selected_punk.save(image_location)
  @image_label.image = image_location
  @output_location_entry.text = image_location
  @previous_style = @style
  @previous_collection = @collection
  notify_observers(:zoom) if @zoom != @original_zoom
end

#initialize_collection ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 66

def initialize_collection
  return if @collection && @collection == @last_collection
  @collection ||= @collections_map.keys.first
  url = @collections_map[@collection][:url]
  width = @collections_map[@collection][:width]
  height = @collections_map[@collection][:height]
  @punk_file = File.join(@punk_config_directory, File.basename(url, '.png'))
  File.write(@punk_file, Net::HTTP.get(URI(url))) unless File.exist?(@punk_file)
  @images ||= {}
  @images[@collection] ||= Punks::Image::Composite.read(@punk_file, width: width, height: height)
  @last_collection = @collection
  self.image_index = 0
  @image_index_spinbox.to = @images[@collection].size - 1 if @image_index_spinbox
end

#initialize_collections_map ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 50

def initialize_collections_map
  begin
    http_response = Net::HTTP.get_response(URI(COLLECTIONS_YAML_URL))
    if http_response.is_a?(Net::HTTPSuccess)
      @collections_map = YAML.load(http_response.body)
    else
      raise "code: #{http_response.code} message: #{http_response.message}"
    end
  rescue StandardError, SocketError => e
    puts "Failed to utilize collection YAML from: #{COLLECTIONS_YAML_URL}"
    puts e.full_message
    puts "Utilizing local collection YAML instead: #{COLLECTIONS_YAML_PATH}"
    @collections_map = YAML.load(File.read(COLLECTIONS_YAML_PATH))
  end
end

#initialize_defaults ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 92

def initialize_defaults
  @collection = @collections_map.keys.first
  @zoom = 12
  @palette = PALETTES.first
  @style = STYLES.first
  @led_spacing = 2
  @led_round_corner = false
  @sketch_line = 1
  @mirror = false
  @flip = false
end

#initialize_punk_directory ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 45

def initialize_punk_directory
  @punk_directory = @punk_config_directory = File.join(Dir.home, 'cryptopunks')
  FileUtils.mkdir_p(@punk_directory)
end

#load_config ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 81

def load_config
  @punk_config_file = File.join(@punk_config_directory, 'cryptopunks.yml')
  FileUtils.touch(@punk_config_file)
  @punk_config = YAML.load(File.read(@punk_config_file)) || {punk_directory: @punk_directory}
  @punk_directory = @punk_config[:punk_directory]
end

#observe_image_attribute_changes ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 104

def observe_image_attribute_changes
  observer = Glimmer::DataBinding::Observer.proc { generate_image }
  observer.observe(self, :collection)
  observer.observe(self, :image_index)
  observer.observe(self, :zoom)
  observer.observe(self, :palette)
  observer.observe(self, :style)
  observer.observe(self, :led_spacing)
  observer.observe(self, :led_round_corner)
  observer.observe(self, :sketch_line)
  observer.observe(self, :mirror)
  observer.observe(self, :flip)
end

#palette_options ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 37

def palette_options
  PALETTES
end

#save_config ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 88

def save_config
  File.write(@punk_config_file, YAML.dump(@punk_config))
end

#style_options ⇒ Object 



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# File 'app/cryptopunks_gui.rb', line 41

def style_options
  STYLES
end