Class: Archimate::DataModel::Color

Inherits:
ArchimateNode show all
Defined in:
lib/archimate/data_model/color.rb

Overview

RGBColorType in the XSD RGB Color type. The r, g, b attributes range from 0 - 255. The a (alpha) transparency attribute is optional. 0 = full transparency, 100 = opaque.

Instance Attribute Summary

Attributes inherited from ArchimateNode

#parent_attribute_name, #struct_instance_variables

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from ArchimateNode

#ancestors, #build_index, #clone, #compact!, #delete, #diff, #dup, #element_by_id, #id, #in_model, #in_model=, #initialize, #parent, #parent=, #path, #primitive?, #referenced_identified_nodes, #set, #with

Constructor Details

This class inherits a constructor from Archimate::DataModel::ArchimateNode

Class Method Details

.black ⇒ Object 



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# File 'lib/archimate/data_model/color.rb', line 26

def self.black
  new(r: 0, g: 0, b: 0, a: 100)
end

.rgba(str) ⇒ Object 



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# File 'lib/archimate/data_model/color.rb', line 14

def self.rgba(str)
  return nil if str.nil?
  md = str.match(/#([\da-f]{2})([\da-f]{2})([\da-f]{2})([\da-f]{2})?/)
  return nil unless md
  new(
    r: md[1].to_i(16),
    g: md[2].to_i(16),
    b: md[3].to_i(16),
    a: md[4].nil? ? 100 : (md[4].to_i(16) / 256.0 * 100.0).to_i
  )
end

Instance Method Details

#to_rgba ⇒ Object 



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# File 'lib/archimate/data_model/color.rb', line 34

def to_rgba
  a == 100 ? format("#%02x%02x%02x", r, g, b) : format("#%02x%02x%02x%02x", r, g, b, scaled_alpha)
end

#to_s ⇒ Object 



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# File 'lib/archimate/data_model/color.rb', line 30

def to_s
  "Color(r: #{r}, g: #{g}, b: #{b}, a: #{a})"
end