lib/redact/program.rb

   1 #--
   2 # $Id: program.rb 1 2005-03-26 01:32:38Z tilman $
   3 #
   4 # Copyright (c) 2005 Tilman Sauerbeck (tilman at code-monkey de)
   5 #
   6 # Permission is hereby granted, free of charge, to any person obtaining
   7 # a copy of this software and associated documentation files (the
   8 # "Software"), to deal in the Software without restriction, including
   9 # without limitation the rights to use, copy, modify, merge, publish,
  10 # distribute, sublicense, and/or sell copies of the Software, and to
  11 # permit persons to whom the Software is furnished to do so, subject to
  12 # the following conditions:
  13 #
  14 # The above copyright notice and this permission notice shall be
  15 # included in all copies or substantial portions of the Software.
  16 #
  17 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18 # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19 # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  20 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  21 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  22 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  23 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24
  25 module Redact
  26         class Program
  27                 TYPE_BASE = 0
  28                 TYPE_SET_STATE = 1
  29                 TYPE_STOP_PROGRAM = 2
  30                 TYPE_EMIT_SIGNAL = 3
  31                 #TYPE_SET_DRAG_VAL = 4
  32                 #TYPE_STEP_DRAG_VAL = 5
  33                 #TYPE_PAGE_DRAG_VAL = 6
  34                 TYPE_EXEC_SCRIPT = 7
  35
  36                 include Comparable
  37
  38                 attr_reader :collection, :id, :name, :after
  39                 attr_accessor :signal, :source, :in_from, :in_range
  40
  41                 def initialize(collection, id, name)
  42                         @collection = collection
  43                         @id = id
  44
  45                         @name = name.to_str.dup.freeze
  46                         @type = TYPE_BASE
  47
  48                         @after = ProgramArgs.new(collection)
  49                         @in_from = 0.0
  50                         @in_range = 0.0
  51                         @signal = ""
  52                         @source = ""
  53                 end
  54
  55                 def <=>(b)
  56                         @id <=> b.id
  57                 end
  58
  59                 def to_eet_name
  60                         "Edje_Program"
  61                 end
  62
  63                 def to_eet_properties
  64                         {"id" => [@id],
  65                          "name" => [@name],
  66                          "action" => [@type],
  67                          "signal" => [@signal],
  68                          "source" => [@source],
  69                          "in.from" => [@in_from, :double],
  70                          "in.range" => [@in_range, :double],
  71                          "after" => [@after]}
  72                 end
  73         end
  74
  75         class SetStateProgram < Program
  76                 MODE_LINEAR = 1
  77                 MODE_SINUSOIDAL = 2
  78                 MODE_ACCELERATE = 3
  79                 MODE_DECELERATE = 4
  80
  81                 attr_reader :targets
  82                 attr_accessor :state, :value, :mode, :time
  83
  84                 def initialize(collection, id, name)
  85                         super
  86
  87                         @type = TYPE_SET_STATE
  88                         @state = "default"
  89                         @value = 0.0
  90                         @mode = MODE_LINEAR
  91                         @time = 0.0
  92                         @targets = ProgramArgs.new(collection)
  93                 end
  94
  95                 def to_eet_properties
  96                         super.merge!(
  97                         {"state" => [@state],
  98                          "value" => [@value, :double],
  99                          "tween.mode" => [@mode],
 100                          "tween.time" => [@time, :double],
 101                          "targets" => [@targets]})
 102                 end
 103         end
 104
 105         class StopProgramProgram < Program
 106                 def initialize(collection, id, name)
 107                         super
 108
 109                         @type = TYPE_STOP_PROGRAM
 110                         @targets = ProgramArgs.new(collection)
 111                 end
 112
 113                 def to_eet_properties
 114                         super.merge!({"targets" => [@targets]})
 115                 end
 116         end
 117
 118         class EmitSignalProgram < Program
 119                 attr_accessor :emission_signal, :emission_source
 120
 121                 def initialize(collection, id, name)
 122                         super
 123
 124                         @type = TYPE_EMIT_SIGNAL
 125                         @emission_signal = nil
 126                         @emission_source = nil
 127                 end
 128
 129                 def to_eet_properties
 130                         super.merge!(
 131                         {"state" => [@emission_signal],
 132                          "state2" => [@emission_source]})
 133                 end
 134         end
 135
 136         class ExecScriptProgram < Program
 137                 attr_accessor :script
 138
 139                 def initialize(collection, id, name)
 140                         super
 141
 142                         @type = TYPE_EXEC_SCRIPT
 143                         @script = nil
 144                 end
 145         end
 146
 147         class ProgramArgs < Array
 148                 attr_reader :collection
 149
 150                 def initialize(collection)
 151                         @collection = collection
 152                 end
 153
 154                 def <<(v)
 155                         if v.collection != @collection
 156                                 raise(ArgumentError, "items not in the same collection")
 157                         end
 158
 159                         super
 160                 end
 161         end
 162
 163         class ProgramArg
 164                 attr_reader :collection
 165
 166                 def initialize(v)
 167                         @collection = v.collection
 168                         @id = v.id
 169                 end
 170
 171                 def to_eet_properties
 172                         {"id" => [@id]}
 173                 end
 174         end
 175
 176         class ProgramAfter < ProgramArg
 177                 def to_eet_name
 178                         "Edje_Program_After"
 179                 end
 180         end
 181
 182         class ProgramTarget < ProgramArg
 183                 def to_eet_name
 184                         "Edje_Program_Target"
 185                 end
 186         end
 187 end