Class: IconGenerator::FaviconBuilder

Inherits:
Object
  • Object
show all
Includes:
Validator
Defined in:
lib/icon_generator/favicon_builder.rb

Instance Method Summary collapse

Methods included from Validator

#validate_arguments, #validate_file_status

Instance Method Details

#build(source, destination) ⇒ Object

Builds a multi-resolution favicon image by first generating two temporary pngs—a 16x16 and a 32x32, and then shoving them into a favicon.

Parameters:

  • source (String) —

    the source image file

  • destination (String) —

    the output directory



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# File 'lib/icon_generator/favicon_builder.rb', line 11

def build(source, destination)
    new_image = "#{destination}/favicon.ico"
    temp_16 = Tempfile.new('16x16')
    temp_32 = Tempfile.new('32x32')
    %x[convert '#{source}' -resize 16x16 -alpha on #{temp_16.path}]
    %x[convert '#{source}' -resize 32x32 -alpha on #{temp_32.path}]
    %x[convert #{temp_16.path} #{temp_32.path} #{new_image}]
    validate_file_status new_image
    puts Thor::Shell::Color.new.set_color("Built #{new_image}", :green)
end