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  • tk/lib/tkextlib/blt/component.rb

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Tk::BLT::PlotComponent::Pen

Constants

OBJ_ID
PenID_TBL

Public Class Methods

id2obj(chart, id) click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1005
def self.id2obj(chart, id)
  cpath = chart.path
  PenID_TBL.mutex.synchronize{
    return id unless PenID_TBL[cpath]
    PenID_TBL[cpath][id]? PenID_TBL[cpath][id]: id
  }
end
            
new(chart, pen=nil, keys={}) click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1057
def initialize(chart, pen=nil, keys={})
  if pen.kind_of?(Hash)
    keys = pen
    pen = nil
  end
  if pen
    @pen = @id = pen.to_s
  else
    OBJ_ID.mutex.synchronize{
      @pen = @id = OBJ_ID.join(TkCore::INTERP._ip_id_).freeze
      OBJ_ID[1].succ!
    }
  end
  @path = @id
  @parent = @chart = chart
  @cpath = @chart.path
  Pen::PenID_TBL[@cpath][@pen] = self
  keys = _symbolkey2str(keys)
  unless keys.delete('without_creating')
    # @chart.pen_create(@pen, keys)
    tk_call(@chart, 'pen', 'create', @pen, keys)
  end
end
            
new(chart, pen=nil, keys={}) click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1013
def self.new(chart, pen=nil, keys={})
  if pen.kind_of?(Hash)
    keys = pen
    pen = nil
  end
  if keys
    keys = _symbolkey2str(keys)
    not_create = keys.delete('without_creating')
  else
    not_create = false
  end

  obj = nil
  PenID_TBL.mutex.synchronize{
    chart_path = chart.path
    PenID_TBL[chart_path] ||= {}
    if pen && PenID_TBL[chart_path][pen]
      obj = PenID_TBL[chart_path][pen]
    else
      (obj = self.allocate).instance_eval{
        if pen
          @pen = @id = pen.to_s
        else
          OBJ_ID.mutex.synchronize{
            @pen = @id = OBJ_ID.join(TkCore::INTERP._ip_id_).freeze
            OBJ_ID[1].succ!
          }
        end
        @path = @id
        @parent = @chart = chart
        @cpath = @chart.path
        Pen::PenID_TBL[@cpath][@pen] = self
        unless not_create
          tk_call(@chart, 'pen', 'create', @pen, keys)
          return obj
        end
      }
    end
  }

  obj.configure(keys) if obj && ! keys.empty?
  obj
end
            

Public Instance Methods

cget(option) click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1092
def cget(option)
  @chart.pen_cget(@id, option)
end
            
cget_strict(option) click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1095
def cget_strict(option)
  @chart.pen_cget_strict(@id, option)
end
            
cget_tkstring(option) click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1089
def cget_tkstring(option)
  @chart.pen_cget_tkstring(@id, option)
end
            
configinfo(key=nil) click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1102
def configinfo(key=nil)
  @chart.pen_configinfo(@id, key)
end
            
configure(key, value=None) click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1098
def configure(key, value=None)
  @chart.pen_configure(@id, key, value)
  self
end
            
current_configinfo(key=nil) click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1105
def current_configinfo(key=nil)
  @chart.current_pen_configinfo(@id, key)
end
            
delete() click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1109
def delete
  @chart.pen_delete(@id)
  self
end
            
id() click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1081
def id
  @id
end
            
mutex() click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 995
def mutex; @mutex; end
            
name() click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1114
def name
  @pen
end
            
to_eval() click to toggle source
 
               # File tk/lib/tkextlib/blt/component.rb, line 1085
def to_eval
  @id
end