summaryrefslogtreecommitdiff
path: root/ext/tk/lib/tkextlib/blt/vector.rb
blob: 97fb1b96ff4fefdd15a490a2a58b2d77f5cf383f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
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
104
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
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
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
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
#
#  tkextlib/blt/vector.rb
#                               by Hidetoshi NAGAI (nagai@ai.kyutech.ac.jp)
#

require 'tk'
require 'tkextlib/blt.rb'

module Tk::BLT
  class Vector < TkVariable
    TkCommandNames = ['::blt::vector'.freeze].freeze

    def self.create(*args)
      tk_call('::blt::vector', 'create', *args)
    end

    def self.destroy(*args)
      tk_call('::blt::vector', 'destroy', *args)
    end

    def self.expr(expression)
      tk_call('::blt::vector', 'expr', expression)
    end

    def self.names(pat=None)
      list = simplelist(tk_call('::blt::vector', 'names', pat))
      TkVar_ID_TBL.mutex.synchronize{
        list.collect{|name|
          if TkVar_ID_TBL[name]
            TkVar_ID_TBL[name]
          elsif name[0..1] == '::' && TkVar_ID_TBL[name[2..-1]]
            TkVar_ID_TBL[name[2..-1]]
          else
            name
          end
        }
      }
    end

    ####################################

    def initialize(size=nil, keys={})
      if size.kind_of?(Hash)
        keys = size
        size = nil
      end
      if size.kind_of?(Array)
        # [first, last]
        size = size.join(':')
      end
      if size
        @id = TkCore::INTERP._invoke('::blt::vector', 'create', 
                                     "#auto(#{size})", *hash_kv(keys))
      else
        @id = TkCore::INTERP._invoke('::blt::vector', 'create', 
                                     "#auto", *hash_kv(keys))
      end

      TkVar_ID_TBL.mutex.synchronize{
        TkVar_ID_TBL[@id] = self
      }

      @def_default = false
      @default_val = nil

      @trace_var  = nil
      @trace_elem = nil
      @trace_opts = nil

      # teach Tk-ip that @id is global var
      TkCore::INTERP._invoke_without_enc('global', @id)
    end

    def destroy
      tk_call('::blt::vector', 'destroy', @id)
    end

    def inspect
      '#<Tk::BLT::Vector: ' + @id + '>'
    end

    def to_s
      @id
    end

    def *(item)
      list(tk_call(@id, '*', item))
    end

    def +(item)
      list(tk_call(@id, '+', item))
    end

    def -(item)
      list(tk_call(@id, '-', item))
    end

    def /(item)
      list(tk_call(@id, '/', item))
    end

    def append(*vectors)
      tk_call(@id, 'append', *vectors)
    end

    def binread(channel, len=None, keys={})
      if len.kind_of?(Hash)
        keys = len
        len = None
      end
      keys = _symbolkey2str(keys)
      keys['swap'] = None if keys.delete('swap')
      tk_call(@id, 'binread', channel, len, keys)
    end

    def clear()
      tk_call(@id, 'clear')
      self
    end

    def delete(*indices)
      tk_call(@id, 'delete', *indices)
      self
    end

    def dup_vector(vec)
      tk_call(@id, 'dup', vec)
      self
    end

    def expr(expression)
      tk_call(@id, 'expr', expression)
      self
    end

    def index(idx, val=None)
      number(tk_call(@id, 'index', idx, val))
    end

    def [](idx)
      index(idx)
    end

    def []=(idx, val)
      index(idx, val)
    end

    def length()
      number(tk_call(@id, 'length'))
    end

    def length=(size)
      number(tk_call(@id, 'length', size))
    end

    def merge(*vectors)
      tk_call(@id, 'merge', *vectors)
      self
    end

    def normalize(vec=None)
      tk_call(@id, 'normalize', vec)
      self
    end

    def notify(keyword)
      tk_call(@id, 'notify', keyword)
      self
    end

    def offset()
      number(tk_call(@id, 'offset'))
    end

    def offset=(val)
      number(tk_call(@id, 'offset', val))
    end

    def random()
      tk_call(@id, 'random')
    end

    def populate(vector, density=None)
      tk_call(@id, 'populate', vector, density)
      self
    end

    def range(first, last=None)
      list(tk_call(@id, 'range', first, last))
    end

    def search(val1, val2=None)
      list(tk_call(@id, 'search', val1, val2))
    end

    def set(item)
      tk_call(@id, 'set', item)
      self
    end

    def seq(start, finish=None, step=None)
      tk_call(@id, 'seq', start, finish, step)
      self
    end

    def sort(*vectors)
      tk_call(@id, 'sort', *vectors)
      self
    end

    def sort_reverse(*vectors)
      tk_call(@id, 'sort', '-reverse', *vectors)
      self
    end

    def split(*vectors)
      tk_call(@id, 'split', *vectors)
      self
    end

    def variable(var)
      tk_call(@id, 'variable', var)
      self
    end
  end

  class VectorAccess < Vector
    def self.new(name)
      TkVar_ID_TBL.mutex.synchronize{
        if TkVar_ID_TBL[name]
          TkVar_ID_TBL[name]
        else
          (obj = self.allocate).instance_eval{
            initialize(name)
            TkVar_ID_TBL[@id] = self
          }
          obj
        end
      }
    end

    def initialize(vec_name)
      @id = vec_name

      @def_default = false
      @default_val = nil

      @trace_var  = nil
      @trace_elem = nil
      @trace_opts = nil

      # teach Tk-ip that @id is global var
      TkCore::INTERP._invoke_without_enc('global', @id)
    end
  end
end