Module: Icns

Defined in:: lib/icns.rb,
lib/icns/errors.rb,
lib/icns/reader.rb,
lib/icns/version.rb

Defined Under Namespace

Classes: Error, FileNotFound, InvalidHeader, Reader

Constant Summary collapse

TYPE_TO_SIZE = Map of type names to pixel sizes

{
  # 32×32 1-bit mono icon
  'ICON' => 32,

  # 32×32 1-bit mono icon with 1-bit mask
  'ICN#' => 32,

  # 16×12 1 bit mono icon with 1-bit mask
  'icm#' => 16,

  # 16×12 4 bit icon
  'icm4' => 16,

  # 16×12 8 bit icon
  'icm8' => 16,

  # 16×16 1-bit mask
  'ics#' => 16,

  # 16×16 4-bit icon
  'ics4' => 16,

  # 16x16 8 bit icon
  'ics8' => 16,

  # 16×16 24-bit icon
  'is32' => 16,

  # 16x16 8-bit mask
  's8mk' => 16,

  # 32×32 4-bit icon
  'icl4' => 32,

  # 32×32 8-bit icon
  'icl8' => 32,

  # 32x32 24-bit icon
  'il32' => 32,

  # 32×32 8-bit mask
  'l8mk' => 32,

  # 48×48 1-bit mask
  'ich#' => 48,

  # 48×48 4-bit icon
  'ich4' => 48,

  # 48×48 8-bit icon
  'ich8' => 48,

  # 48×48 24-bit icon
  'ih32' => 48,

  # 48×48 8-bit mask
  'h8mk' => 48,

  # 128×128 24-bit icon
  'it32' => 128,

  # 128×128 8-bit mask
  't8mk' => 128,

  # 16x16 icon in JPEG 2000 or PNG format
  'icp4' => 16,

  # 32x32 icon in JPEG 2000 or PNG format
  'icp5' => 32,

  # 64x64 icon in JPEG 2000 or PNG format
  'icp6' => 64,

  # 128x128 icon in JPEG 2000 or PNG format
  'ic07' => 128,

  # 256×256 icon in JPEG 2000 or PNG format
  'ic08' => 256,

  # 512×512 icon in JPEG 2000 or PNG format
  'ic09' => 512,

  # 1024×1024 in 10.7 (or 512x512@2x "retina" in 10.8) icon in JPEG 2000 or
  # PNG format
  'ic10' => 1024,

  # 16x16@2x "retina" icon in JPEG 2000 or PNG format
  'ic11' => 32,

  # 32x32@2x "retina" icon in JPEG 2000 or PNG format
  'ic12' => 64,

  # 128x128@2x "retina" icon in JPEG 2000 or PNG format
  'ic13' => 256,

  # 256x256@2x "retina" icon in JPEG 2000 or PNG format
  'ic14' => 512
}.freeze

SIZE_TO_TYPE = Types to try for each size

{
  16 => %w(icp4),
  32 => %w(icp5 ic11),
  64 => %w(icp6 ic12),
  128 => %w(ic07),
  256 => %w(ic08 ic13),
  512 => %w(ic09 ic14),
  1024 => %w(ic10)
}

VERSION =

'0.1.0'