Remove RSVP dependency and add all sections

lib/psd.coffee

-fs    = require 'fs'
-RSVP  = require 'rsvp'
+fs        = require 'fs'
 
-File  = require './psd/file.coffee'
-Header = require './psd/header.coffee'
+File      = require './psd/file.coffee'
+Header    = require './psd/header.coffee'
+Resources = require './psd/resources.coffee'
+LayerMask = require './psd/layer_mask.coffee'
+Image     = require './psd/image.coffee'
 
 module.exports = class PSD
   @fromFile: (file) -> new PSD fs.readFileSync(file)
@@ -13,11 +15,27 @@ module.exports = class PSD
     @header = null
 
   parse: ->
-    new RSVP.Promise (resolve, reject) =>
-      return resolve(@) if @parsed
-      
-      @parseHeader().then (header) =>
-        @header = header
-        resolve(@)
-
-  parseHeader: -> new Header(@file).parse()
+    return if @parsed
+
+    @parseHeader()
+    @parseResources()
+    @parseLayerMask()
+    @parseImage()
+
+    @parsed = true
+
+  parseHeader: ->
+    @header = new Header(@file)
+    @header.parse()
+
+  parseResources: ->
+    @resources = new Resources(@file)
+    @resources.parse()
+
+  parseLayerMask: ->
+    @layerMask = new LayerMask(@file, @header)
+    @layerMask.parse()
+
+  parseImage: ->
+    @image = new Image(@file, @header)
+    @image.parse()
\ No newline at end of file

lib/psd/header.coffee

-RSVP = require ('rsvp')
-
 module.exports = class Header
+  # All of the color modes are stored internally as a short from 0-15.
+  # This is a mapping of that value to a human-readable name.
+  MODES = [
+    'Bitmap'
+    'GrayScale'
+    'IndexedColor'
+    'RGBColor'
+    'CMYKColor'
+    'HSLColor'
+    'HSBColor'
+    'Multichannel'
+    'Duotone'
+    'LabColor'
+    'Gray16'
+    'RGB48'
+    'Lab48'
+    'CMYK64'
+    'DeepMultichannel'
+    'Duotone16'
+  ]
+
   constructor: (@file) ->
     @sig = null
     @version = null
@@ -11,19 +30,25 @@ module.exports = class Header
     @mode = null
 
   parse: ->
-    new RSVP.Promise (resolve, reject) =>
-      @sig = @file.readString(4)
-      @version = @file.readUShort()
+    @sig = @file.readString(4)
+    @version = @file.readUShort()
+
+    @file.seek 6, true
+
+    @channels = @file.readUShort()
+    @rows = @file.readUInt()
+    @cols = @file.readUInt()
+    @depth = @file.readUShort()
+    @mode = @file.readUShort()
 
-      @file.seek 6, true
+    colorDataLen = @file.readUInt()
+    @file.seek colorDataLen, true
 
-      @channels = @file.readUShort()
-      @rows = @file.readUInt()
-      @cols = @file.readUInt()
-      @depth = @file.readUShort()
-      @mode = @file.readUShort()
+  modeName: -> MODES[@mode]
 
-      colorDataLen = @file.readUInt()
-      @file.seek colorDataLen, true
+  export: ->
+    data = {}
+    for key in ['sig', 'version', 'channels', 'rows', 'cols', 'depth', 'mode']
+      data[key] = @[key]
 
-      resolve(@)
+    data
\ No newline at end of file

lib/psd/image.coffee

+module.exports = class Image
+  constructor: (@file, @header) ->
+
+  parse: ->
+    
\ No newline at end of file

lib/psd/layer_mask.coffee

+Util = require('./util.coffee')
+
+module.exports = class LayerMask
+  constructor: (@file, @header) ->
+    @layers = []
+    @mergedAlpha = false
+    @globalMask = null
+
+  parse: ->
+    maskSize = @file.readInt()
+    finish = maskSize + @file.tell()
+    @file.seek finish
+    return
+
+    return if maskSize <= 0
+
+    layerInfoSize = Util.pad2 @file.readInt()
+
+    if layerInfoSize > 0
+      layerCount = @file.readShort()
+
+      if layerCount < 0
+        layerCount = Math.abs layerCount
+        @mergedAlpha = true
+

lib/psd/resources.coffee

+module.exports = class Resources
+  constructor: (@file) ->
+    @resources = {}
+    @typeIndex = {}
+    @length = null
+
+  parse: ->
+    @length = @file.readInt()
+    @file.seek @length, true
\ No newline at end of file

lib/psd/util.coffee

+module.exports = class Util
+  @pad2: (i) -> (i + 1) & ~0x01
+  @pad4: (i) -> ((i + 4) & ~0x03) - 1

package.json

@@ -3,7 +3,6 @@
   "version": "0.0.1",
   "dependencies": {
     "coffee-script": "~ 1.7.1",
-    "rsvp": "~ 3.0.6",
     "jspack": "~ 0.0.3"
   },
   "devDependencies": {