Class: Quadtone::Profile

Inherits:
Object
  • Object
show all
Defined in:
lib/quadtone/profile.rb

Constant Summary collapse

ProfilesDir = 
BaseDir + 'profiles'
ProfileName = 
'profile.txt'

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(params = {}) ⇒ Profile

Returns a new instance of Profile.



34
35
36
37
38
39
40
41
42
43
44
 
# File 'lib/quadtone/profile.rb', line 34

def initialize(params={})
  @printer_options = nil
  @default_ink_limit = 1.0
  @ink_limits = {}
  @ink_partitions = {}
  @gray_highlight = 0.06
  @gray_shadow = 0.06
  @gray_overlap = 0.10
  @gray_gamma = 1.0
  params.each { |key, value| send("#{key}=", value) }
end

Instance Attribute Details

#characterization_curveset ⇒ Object

Returns the value of attribute characterization_curveset.



17
18
19
 
# File 'lib/quadtone/profile.rb', line 17

def characterization_curveset
  @characterization_curveset
end

#default_ink_limit ⇒ Object

Returns the value of attribute default_ink_limit.



12
13
14
 
# File 'lib/quadtone/profile.rb', line 12

def default_ink_limit
  @default_ink_limit
end

#gray_gamma ⇒ Object

Returns the value of attribute gray_gamma.



16
17
18
 
# File 'lib/quadtone/profile.rb', line 16

def gray_gamma
  @gray_gamma
end

#gray_highlight ⇒ Object

Returns the value of attribute gray_highlight.



13
14
15
 
# File 'lib/quadtone/profile.rb', line 13

def gray_highlight
  @gray_highlight
end

#gray_overlap ⇒ Object

Returns the value of attribute gray_overlap.



15
16
17
 
# File 'lib/quadtone/profile.rb', line 15

def gray_overlap
  @gray_overlap
end

#gray_shadow ⇒ Object

Returns the value of attribute gray_shadow.



14
15
16
 
# File 'lib/quadtone/profile.rb', line 14

def gray_shadow
  @gray_shadow
end

#ink_limits ⇒ Object

Returns the value of attribute ink_limits.



10
11
12
 
# File 'lib/quadtone/profile.rb', line 10

def ink_limits
  @ink_limits
end

#ink_partitions ⇒ Object

Returns the value of attribute ink_partitions.



9
10
11
 
# File 'lib/quadtone/profile.rb', line 9

def ink_partitions
  @ink_partitions
end

#inks ⇒ Object

Returns the value of attribute inks.



8
9
10
 
# File 'lib/quadtone/profile.rb', line 8

def inks
  @inks
end

#linearization ⇒ Object

Returns the value of attribute linearization.



11
12
13
 
# File 'lib/quadtone/profile.rb', line 11

def linearization
  @linearization
end

#linearization_curveset ⇒ Object

Returns the value of attribute linearization_curveset.



18
19
20
 
# File 'lib/quadtone/profile.rb', line 18

def linearization_curveset
  @linearization_curveset
end

#medium ⇒ Object

Returns the value of attribute medium.



7
8
9
 
# File 'lib/quadtone/profile.rb', line 7

def medium
  @medium
end

#printer ⇒ Object

Returns the value of attribute printer.



5
6
7
 
# File 'lib/quadtone/profile.rb', line 5

def printer
  @printer
end

#printer_options ⇒ Object

Returns the value of attribute printer_options.



6
7
8
 
# File 'lib/quadtone/profile.rb', line 6

def printer_options
  @printer_options
end

#test_curveset ⇒ Object

Returns the value of attribute test_curveset.



19
20
21
 
# File 'lib/quadtone/profile.rb', line 19

def test_curveset
  @test_curveset
end

Class Method Details

.load(name) ⇒ Object 



28
29
30
31
32
 
# File 'lib/quadtone/profile.rb', line 28

def self.load(name)
  profile = Profile.new
  profile.load(name)
  profile
end

.profile_names ⇒ Object 



24
25
26
 
# File 'lib/quadtone/profile.rb', line 24

def self.profile_names
  Pathname.glob(ProfilesDir + '*').select { |p| p.directory? && p[0] != '.' }.map(&:basename)
end

Instance Method Details

#check ⇒ Object 



211
212
213
 
# File 'lib/quadtone/profile.rb', line 211

def check
  #FIXME: check values
end

#dir_path ⇒ Object 



132
133
134
 
# File 'lib/quadtone/profile.rb', line 132

def dir_path
  ProfilesDir + name
end

#ink_limit(ink) ⇒ Object 



144
145
146
 
# File 'lib/quadtone/profile.rb', line 144

def ink_limit(ink)
  @ink_limits[ink] || @default_ink_limit
end

#install ⇒ Object 



148
149
150
151
152
153
154
155
 
# File 'lib/quadtone/profile.rb', line 148

def install
  # filename needs to match name of profile for quadprofile to install it properly,
  # so temporarily make a symlink
  tmp_file = Pathname.new('/tmp') + "#{name}.txt"
  qtr_profile_path.symlink(tmp_file)
  system('/Library/Printers/QTR/bin/quadprofile', tmp_file)
  tmp_file.unlink
end

#load(name) ⇒ Object 



53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
 
# File 'lib/quadtone/profile.rb', line 53

def load(name)
  inks_by_num = []
  (ProfilesDir + name + ProfileName).readlines.each do |line|
    line.chomp!
    line.sub!(/#.*/, '')
    line.strip!
    next if line.empty?
    key, value = line.split('=', 2)
    case key
    when 'PRINTER'
      @printer = Printer.new(value)
    when 'PRINTER_OPTIONS'
      @printer_options = Hash[ value.split(',').map { |o| o.split('=') } ]
    when 'MEDIUM'
      @medium = value
    when 'GRAPH_CURVE'
      # ignore
    when 'N_OF_INKS'
      # ignore
    when 'INKS'
      @inks = value.split(',').map(&:downcase).map(&:to_sym)
    when 'DEFAULT_INK_LIMIT'
      @default_ink_limit = value.to_f / 100
    when /^LIMIT_(.+)$/
      @ink_limits[$1.downcase.to_sym] = value.to_f / 100
    when 'N_OF_GRAY_PARTS'
      # ignore
    when /^GRAY_INK_(\d+)$/
      i = $1.to_i - 1
      inks_by_num[i] = value.downcase.to_sym
    when /^GRAY_VAL_(\d+)$/
      i = $1.to_i - 1
      ink = inks_by_num[i]
      @ink_partitions[ink] = value.to_f / 100
    when 'GRAY_HIGHLIGHT'
      @gray_highlight = value.to_f / 100
    when 'GRAY_SHADOW'
      @gray_shadow = value.to_f / 100
    when 'GRAY_OVERLAP'
      @gray_overlap = value.to_f / 100
    when 'GRAY_GAMMA'
      @gray_gamma = value.to_f
    when 'LINEARIZE'
      @linearization = value.gsub('"', '').split(/\s+/).map { |v| Color::Lab.new([v.to_f]) }
    else
      warn "Unknown key in QTR profile: #{key.inspect}"
    end
  end
  @characterization_curveset = CurveSet.new(channels: @inks, profile: self, type: :characterization)
  @linearization_curveset = CurveSet.new(channels: [:k], profile: self, type: :linearization)
end

#name ⇒ Object 



46
47
48
49
50
51
 
# File 'lib/quadtone/profile.rb', line 46

def name
  [
    @printer.name.gsub(/[^-A-Z0-9]/i, ''),
    @medium.gsub(/[^-A-Z0-9]/i, ''),
  ].flatten.join('-')
end

#print_file(input_path, options = {}) ⇒ Object 



157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
 
# File 'lib/quadtone/profile.rb', line 157

def print_file(input_path, options={})
  options = HashStruct.new(options)
  printer_options = @printer_options.dup
  if options.printer_options
    options.printer_options.each do |key, value|
      printer_options[key.to_s] = value
    end
  end
  if options.calibrate
    printer_options['ColorModel'] = 'QTCAL'
  else
    printer_options['ripCurve1'] = name
  end
  @printer.print_file(input_path, printer_options)
end

#qtr_profile_path ⇒ Object 



136
137
138
 
# File 'lib/quadtone/profile.rb', line 136

def qtr_profile_path
  dir_path + ProfileName
end

#quad_file_path ⇒ Object 



140
141
142
 
# File 'lib/quadtone/profile.rb', line 140

def quad_file_path
  Pathname.new('/Library/Printers/QTR/quadtone') + @printer.name + "#{name}.quad"
end

#save ⇒ Object 



105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
 
# File 'lib/quadtone/profile.rb', line 105

def save
  qtr_profile_path.dirname.mkpath
  qtr_profile_path.open('w') do |io|
    io.puts "PRINTER=#{@printer.name}"
    io.puts "PRINTER_OPTIONS=#{@printer_options.map { |k, v| [k, v].join('=') }.join(',')}" if @printer_options
    io.puts "MEDIUM=#{@medium}"
    io.puts "GRAPH_CURVE=YES"
    io.puts "INKS=#{@inks.join(',')}"
    io.puts "N_OF_INKS=#{@inks.length}"
    io.puts "DEFAULT_INK_LIMIT=#{@default_ink_limit * 100}"
    @ink_limits.each do |ink, limit|
      io.puts "LIMIT_#{ink.upcase}=#{limit * 100}"
    end
    io.puts "N_OF_GRAY_PARTS=#{@ink_partitions.length}"
    @ink_partitions.each_with_index do |partition, i|
      ink, value = *partition
      io.puts "GRAY_INK_#{i+1}=#{ink.upcase}"
      io.puts "GRAY_VAL_#{i+1}=#{value * 100}"
    end
    io.puts "GRAY_HIGHLIGHT=#{@gray_highlight * 100}"
    io.puts "GRAY_SHADOW=#{@gray_shadow * 100}"
    io.puts "GRAY_OVERLAP=#{@gray_overlap * 100}"
    io.puts "GRAY_GAMMA=#{@gray_gamma}"
    io.puts "LINEARIZE=\"#{@linearization.map(&:l).join(' ')}\"" if @linearization
  end
end

#show ⇒ Object 



173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
 
# File 'lib/quadtone/profile.rb', line 173

def show
  puts "Profile: #{name}"
  puts "Printer: #{@printer.name}"
  puts "Printer options:"
  @printer_options.each do |key, value|
    puts "\t" + "#{key}: #{value}"
  end
  puts "Medium: #{@medium}"
  puts "Inks: #{@inks.join(', ')}"
  puts "Default ink limit: #{@default_ink_limit}"
  puts "Ink limits:"
  @ink_limits.each do |ink, limit|
    puts "\t" + "#{ink.upcase}: #{limit}"
  end
  puts "Gray settings:"
  puts "\t" + "Highlight: #{@gray_highlight}"
  puts "\t" + "Shadow: #{@gray_shadow}"
  puts "\t" + "Overlap: #{@gray_overlap}"
  puts "Gray gamma: #{@gray_gamma}"
  puts "Ink partitions:"
  @ink_partitions.each do |ink, value|
    puts "\t" + "#{ink.upcase}: #{value}"
  end
  puts "Linearization: #{@linearization.join(', ')}" if @linearization
end

#to_html ⇒ Object 



199
200
201
202
203
204
205
206
207
208
209
 
# File 'lib/quadtone/profile.rb', line 199

def to_html
  html = Builder::XmlMarkup.new(indent: 2)
  html.html do
    html.head do
    end
    html.body do
      html.h1("Profile: #{name}")
    end
  end
  html.target!
end