Class | Tk::BLT::PlotComponent::Marker
In: | tk/lib/tkextlib/blt/component.rb
Parent: | TkObject

### Methods

after before cget configinfo configure create create_type current_configinfo delete exist? id id2obj new to_eval type type2class

### Constants

MarkerTypeName | = | nil
MarkerTypeToClass | = | {}
MarkerID_TBL | = | TkCore::INTERP.create_table

### Public Class methods

create(chart, keys={})

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 924
          def self.create(chart, keys={})
            unless self::MarkerTypeName
              fail RuntimeError, "#{self} is an abstract class"
            end
            args, fontkeys = _parse_create_args(keys)
            idnum = tk_call_without_enc(chart.path, 'marker', 'create',
                                        self::MarkerTypeName, *args)
            chart.marker_configure(idnum, fontkeys) unless fontkeys.empty?
            idnum.to_i  # 'item id' is an integer number
          end

create_type(chart, type, keys={})

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 935
          def self.create_type(chart, type, keys={})
            args, fontkeys = _parse_create_args(keys)
            idnum = tk_call_without_enc(chart.path, 'marker', 'create',
                                        type, *args)
            chart.marker_configure(idnum, fontkeys) unless fontkeys.empty?
            id = idnum.to_i  # 'item id' is an integer number
            obj = self.allocate
            obj.instance_eval{
              @parent = @chart = chart
              @cpath = chart.path
              @id = id
              unless Tk::BLT::PlotComponent::Marker::MarkerID_TBL[@cpath]
                Tk::BLT::PlotComponent::Marker::MarkerID_TBL[@cpath] = {}
              end
              Tk::BLT::PlotComponent::Marker::MarkerID_TBL[@cpath][@id] = self
            }
            obj
          end

id2obj(chart, id)

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 879
          def Marker.id2obj(chart, id)
            cpath = chart.path
            return id unless MarkerID_TBL[cpath]
            MarkerID_TBL[cpath][id]? MarkerID_TBL[cpath][id]: id
          end

new(parent, *args)

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 954
          def initialize(parent, *args)
            @parent = @chart = parent
            @cpath = parent.path

            @path = @id = create_self(*args) # an integer number as 'item id'
            unless Tk::BLT::PlotComponent::Marker::MarkerID_TBL[@cpath]
              Tk::BLT::PlotComponent::Marker::MarkerID_TBL[@cpath] = {}
            end
            Tk::BLT::PlotComponent::Marker::MarkerID_TBL[@cpath][@id] = self
          end

type2class(type)

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 875
          def Marker.type2class(type)
            MarkerTypeToClass[type]
          end

### Public Instance methods

after(target=None)

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 991
          def after(target=None)
            @chart.marker_after(@id, target)
          end

before(target=None)

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 995
          def before(target=None)
            @chart.marker_before(@id, target)
          end

cget(option)

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 977
          def cget(option)
            @chart.marker_cget(@id, option)
          end

configinfo(key=nil)

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 984
          def configinfo(key=nil)
            @chart.marker_configinfo(@id, key)
          end

configure(key, value=None)

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 980
          def configure(key, value=None)
            @chart.marker_configure(@id, key, value)
            self
          end

current_configinfo(key=nil)

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 987
          def current_configinfo(key=nil)
            @chart.current_marker_configinfo(@id, key)
          end

delete()

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 999
          def delete
            @chart.marker_delete(@id)
          end

exist?()

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 1003
          def exist?
            @chart.marker_exist(@id)
          end

id()

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 969
          def id
            @id
          end

to_eval()

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 973
          def to_eval
            @id
          end

type()

[Source]

    # File tk/lib/tkextlib/blt/component.rb, line 1007
          def type
            @chart.marker_type(@id)
          end

[Validate]