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# File tk/lib/tkextlib/tcllib/tkpiechart.rb, line 169 def initialize(pie, *args) unless pie.kind_of?(Pie) && pie != :no_create fail ArgumentError, "expects TkPiechart::Pie for 1st argument" end if pie == :no_create @pie, @tag_key = args else text = args[0] || None @pie = pie @tag_key = tk_call_without_enc('pie::newSlice', @pie.tag_key, text) end @parent = @c = @pie.canvas @path = @parent.path @pie._entry_slice(self) @id = "slices(#{@tag_key})" @tag = TkcNamedTag.new(@pie.canvas, @id) CItemID_TBL.mutex.synchronize{ CItemID_TBL[@path] = {} unless CItemID_TBL[@path] CItemID_TBL[@path][@id] = self } end
# File tk/lib/tkextlib/tcllib/tkpiechart.rb, line 205 def delete tk_call_without_enc('pie::deleteSlice', @pie.tag_key, @tag_key) CItemID_TBL.mutex.synchronize{ CItemID_TBL[@path].delete(@id) if CItemID_TBL[@path] } @pie._delete_slice(self) self end
# File tk/lib/tkextlib/tcllib/tkpiechart.rb, line 220 def label(text) tk_call_without_enc('pie::labelSlice', @pie.tag_key, @tag_key, text) self end