Class: Chroma::PaletteBuilder

Inherits:

Object

• Object
• Chroma::PaletteBuilder

Defined in:

lib/chroma/palette_builder.rb

Overview

Class internally used to build custom palettes from define_palette.

Defined Under Namespace

Classes: PaletteBuilderDsl, PaletteEvaluator

Class Method Summary

• .build(&block) ⇒ PaletteBuilder::PaletteEvaluator

  Wrapper to instantiate a new instance of PaletteBuilder and call its #build method.

Instance Method Summary

• #build ⇒ PaletteBuilder::PaletteEvaluator

  Build the custom palette.

• #initialize(&block) ⇒ PaletteBuilder constructor

  A new instance of PaletteBuilder.

Constructor Details

#initialize(&block) ⇒ PaletteBuilder

Returns a new instance of PaletteBuilder.

Parameters:

• block (Proc) —

  the palette definition block

# File 'lib/chroma/palette_builder.rb', line 14

def initialize(&block)
  @block = block
end

Class Method Details

.build(&block) ⇒ PaletteBuilder::PaletteEvaluator

Wrapper to instantiate a new instance of Chroma::PaletteBuilder and call its #build method.

Parameters:

• block (Proc) —

  the palette definition block

Returns:

• (PaletteBuilder::PaletteEvaluator) —

  lazy palette generator

# File 'lib/chroma/palette_builder.rb', line 9

def self.build(&block)
  new(&block).build
end

Instance Method Details

#build ⇒ PaletteBuilder::PaletteEvaluator

Build the custom palette

Returns:

• (PaletteBuilder::PaletteEvaluator) —

  lazy palette generator

# File 'lib/chroma/palette_builder.rb', line 20

def build
  dsl = PaletteBuilderDsl.new
  dsl.instance_eval(&@block)
  dsl.evaluator
end