Class: Bread::Basket::Poster::Box

Inherits:
Object
  • Object
show all
Includes:
UnitsHelper
Defined in:
lib/bread/basket/poster/box.rb

Direct Known Subclasses

ImageBox

Constant Summary

Constants included from UnitsHelper

UnitsHelper::DIMENSIONS, UnitsHelper::HASH_SELECTOR_REGEX, UnitsHelper::MEASUREMENT_REGEX, UnitsHelper::NUMERIC_REGEX

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from UnitsHelper

#convert_inner_units, #convert_units

Constructor Details

#initialize(name, layout, specs = {}) ⇒ Box

Returns a new instance of Box.



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# File 'lib/bread/basket/poster/box.rb', line 15

def initialize(name, layout, specs = {})
  fetch_names(name)
  @layout = layout
  @specs = specs
  @styles = specs
  @pending = []
  @unfinished = []

  setup_dimensions
  layout.image_boxes << method_name if self.is_a? ImageBox
  layout.boxes << selector_name
end

Instance Attribute Details

#bottom ⇒ Object

Returns the value of attribute bottom.



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# File 'lib/bread/basket/poster/box.rb', line 12

def bottom
  @bottom
end

#content ⇒ Object

Returns the value of attribute content.



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# File 'lib/bread/basket/poster/box.rb', line 12

def content
  @content
end

#height ⇒ Object

Returns the value of attribute height.



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# File 'lib/bread/basket/poster/box.rb', line 12

def height
  @height
end

#layout ⇒ Object (readonly)

Box does most of the heavy lifting of the self-referential css so it’s a little confusing. It passes dimensions off to the dimensions helper and holds the methods for setting dimensions as either pending or determined and how to resolve those issues.



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# File 'lib/bread/basket/poster/box.rb', line 10

def layout
  @layout
end

#left ⇒ Object

Returns the value of attribute left.



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# File 'lib/bread/basket/poster/box.rb', line 12

def left
  @left
end

#method_name ⇒ Object (readonly)

Box does most of the heavy lifting of the self-referential css so it’s a little confusing. It passes dimensions off to the dimensions helper and holds the methods for setting dimensions as either pending or determined and how to resolve those issues.



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# File 'lib/bread/basket/poster/box.rb', line 10

def method_name
  @method_name
end

#pending ⇒ Object (readonly)

Box does most of the heavy lifting of the self-referential css so it’s a little confusing. It passes dimensions off to the dimensions helper and holds the methods for setting dimensions as either pending or determined and how to resolve those issues.



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# File 'lib/bread/basket/poster/box.rb', line 10

def pending
  @pending
end

#right ⇒ Object

Returns the value of attribute right.



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# File 'lib/bread/basket/poster/box.rb', line 12

def right
  @right
end

#selector_name ⇒ Object (readonly)

Box does most of the heavy lifting of the self-referential css so it’s a little confusing. It passes dimensions off to the dimensions helper and holds the methods for setting dimensions as either pending or determined and how to resolve those issues.



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# File 'lib/bread/basket/poster/box.rb', line 10

def selector_name
  @selector_name
end

#specs ⇒ Object (readonly)

Box does most of the heavy lifting of the self-referential css so it’s a little confusing. It passes dimensions off to the dimensions helper and holds the methods for setting dimensions as either pending or determined and how to resolve those issues.



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# File 'lib/bread/basket/poster/box.rb', line 10

def specs
  @specs
end

#stretchy ⇒ Object

Returns the value of attribute stretchy.



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# File 'lib/bread/basket/poster/box.rb', line 12

def stretchy
  @stretchy
end

#styles ⇒ Object (readonly)

Box does most of the heavy lifting of the self-referential css so it’s a little confusing. It passes dimensions off to the dimensions helper and holds the methods for setting dimensions as either pending or determined and how to resolve those issues.



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# File 'lib/bread/basket/poster/box.rb', line 10

def styles
  @styles
end

#top ⇒ Object

Returns the value of attribute top.



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# File 'lib/bread/basket/poster/box.rb', line 12

def top
  @top
end

#unfinished ⇒ Object (readonly)

Box does most of the heavy lifting of the self-referential css so it’s a little confusing. It passes dimensions off to the dimensions helper and holds the methods for setting dimensions as either pending or determined and how to resolve those issues.



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# File 'lib/bread/basket/poster/box.rb', line 10

def unfinished
  @unfinished
end

#width ⇒ Object

Returns the value of attribute width.



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# File 'lib/bread/basket/poster/box.rb', line 12

def width
  @width
end

Instance Method Details

#add_to_determined(dimension_name, value) ⇒ Object 



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# File 'lib/bread/basket/poster/box.rb', line 75

def add_to_determined(dimension_name, value)
  name = method_name + '.' + dimension_name
  instance_variable_set "@#{dimension_name}", value
  layout.determined[name] = value
end

#determine_missing(missing_dimension) ⇒ Object

Rubocop hates determine_missing rubocop:disable all



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# File 'lib/bread/basket/poster/box.rb', line 87

def determine_missing(missing_dimension)
  value = case missing_dimension
          when 'left'
            right - width
          when 'right'
            left + width
          when 'width'
            right - left
          when 'top'
            bottom + height
          when 'height'
            top - bottom
          when 'bottom'
            top - height
          end
  add_to_determined missing_dimension, value
end

#fetch_names(name) ⇒ Object 



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# File 'lib/bread/basket/poster/box.rb', line 28

def fetch_names(name)
  @selector_name = name
  @method_name = name.sub('.', '').gsub('-', '_')
end

#inspect ⇒ Object

rubocop:enable all



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# File 'lib/bread/basket/poster/box.rb', line 105

def inspect
  str = ''
  %w(top left width height bottom right).each do |dim|
    str << "#{dim}: #{send(dim)}; "
  end
  str.strip
end

#ready_to_resolve?(hash) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bread/basket/poster/box.rb', line 65

def ready_to_resolve?(hash)
  hash[:pending].empty? && safe?(hash[:command])
end

#resolve_box ⇒ Object 



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# File 'lib/bread/basket/poster/box.rb', line 81

def resolve_box
  layout.pending.delete selector_name
  unfinished.each { |dimension| determine_missing dimension }
end

#resolve_dimension(dimension, hash) ⇒ Object 



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# File 'lib/bread/basket/poster/box.rb', line 56

def resolve_dimension(dimension, hash)
  command_string = hash[:command].join(' ')
  value = eval command_string
  instance_variable_set "@#{dimension}", value
  pending.delete dimension
  add_to_determined dimension, value
  resolve_box if pending.empty?
end

#safe?(command_array) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bread/basket/poster/box.rb', line 69

def safe?(command_array)
  command_array.all? do |elem|
    (elem.is_a? Numeric) || ([:+, :-, :/, :*, '(', ')'].include?(elem))
  end
end

#setup_dimensions ⇒ Object 



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# File 'lib/bread/basket/poster/box.rb', line 33

def setup_dimensions
  DimensionsHelper.new(self, layout, specs)
  layout.pending << selector_name unless pending.empty?
end

#stretchy? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bread/basket/poster/box.rb', line 113

def stretchy?
  !stretchy.nil?
end

#try_dimension(dimensions_hash) ⇒ Object 



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# File 'lib/bread/basket/poster/box.rb', line 46

def try_dimension(dimensions_hash)
  dimensions_hash[:pending].delete_if do |dimension_key, index|
    value = layout.determined[dimension_key]
    if value && value != :stretchy
      command_arr = dimensions_hash[:command]
      command_arr[index] = value
    end
  end
end

#try_to_resolve ⇒ Object 



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# File 'lib/bread/basket/poster/box.rb', line 38

def try_to_resolve
  pending.each do |dimension|
    hash = send dimension
    try_dimension hash
    resolve_dimension(dimension, hash) if ready_to_resolve? hash
  end
end