Class: Vedeu::Views::Line

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Presentation, Repositories::Model, DefaultAttributes, Value
Defined in:
lib/vedeu/views/line.rb

Overview

Represents a single row of the terminal. It is a container for Stream objects. A line’s width is determined by the Geometries::Geometry it belongs to.

Defined Under Namespace

Classes: DSL

Instance Attribute Summary

Attributes included from Repositories::Model

#repository

Attributes included from DefaultAttributes

#align, #pad, #truncate, #width, #wordwrap

Instance Method Summary collapse

Methods included from Value

included

Methods included from Presentation

#to_s

Methods included from Presentation::Styles

#render_style, #style, #style=

Methods included from Common

#absent?, #array?, #boolean, #boolean?, #empty_value?, #escape?, #falsy?, #hash?, #line_model?, #numeric?, #positionable?, #present?, #snake_case, #stream_model?, #string?, #symbol?, #truthy?, #view_model?

Methods included from Presentation::Position

#position, #position=, #position?, #render_position, #x, #y

Methods included from Presentation::Colour

#background, #background=, #colour, #colour=, #colour?, #foreground, #foreground=, #named_colour, #named_colour?, #parent_colour, #parent_colour?, #render_colour

Methods included from Repositories::Model

included, #store

Methods included from DefaultAttributes

#attributes, #defaults

Methods included from Repositories::Defaults

#defaults, #validate

Constructor Details

#initialize(attributes = {}) ⇒ Vedeu::Views::Line

Returns a new instance of Vedeu::Views::Line.

Parameters:

  • attributes (Hash) (defaults to: {})

Options Hash (attributes):



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# File 'lib/vedeu/views/line.rb', line 53

def initialize(attributes = {})
  defaults.merge!(attributes).each do |key, value|
    instance_variable_set("@#{key}", value)
  end
end

Instance Method Details

#add(child) ⇒ Vedeu::Views::Stream Also known as: <<

Adds the child to the collection.

Parameters:

Returns:



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# File 'lib/vedeu/views/line.rb', line 63

def add(child)
  @value = value.add(child)
end

#chars ⇒ Array

Returns an array of all the characters with formatting for this line.

Returns:

  • (Array)

See Also:



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# File 'lib/vedeu/views/line.rb', line 73

def chars
  return [] unless streams?

  @chars ||= streams.flat_map(&:chars)
end

#eql?(other) ⇒ Boolean Also known as: ==

An object is equal when its values are the same.

Parameters:

Returns:



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# File 'lib/vedeu/views/line.rb', line 83

def eql?(other)
  self.class.equal?(other.class) && value == other.value
end

#name ⇒ NilClass|String|Symbol

Returns:

  • (NilClass|String|Symbol) 


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# File 'lib/vedeu/views/line.rb', line 89

def name
  if present?(@name)
    @name

  elsif parent && present?(parent.name)
    parent.name

  end
end

#parent ⇒ NilClass|void

Returns:

  • (NilClass|void) 


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# File 'lib/vedeu/views/line.rb', line 100

def parent
  present?(@parent) ? @parent : nil
end

#size ⇒ Fixnum

Returns the size of the content in characters without formatting.

Returns:

  • (Fixnum) 


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# File 'lib/vedeu/views/line.rb', line 108

def size
  streams.map(&:size).inject(0, :+)
end