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jimfoltz/parentize-dc.rb

Created November 1, 2015 12:04
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  1. jimfoltz revised this gist Nov 1, 2015. No changes.
  2. jimfoltz created this gist Nov 1, 2015.
    93 changes: 93 additions & 0 deletions parentize-dc.rb
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,93 @@
    # Replaces references to a parent Coponent in a DC
    # with the "Parent!" reference.

    module JF

    module Parentize

    private

    DICT = "dynamic_attributes".freeze

    def self.group?(ent)
    ent.class == Sketchup::Group
    end
    def self.instance?(ent)
    ent.class == Sketchup::ComponentInstance
    end

    def self.dc_name(ent)
    name = nil
    if instance?(ent)
    name = ent.definition.attribute_dictionary(DICT)["_name"]
    elsif group?(ent)
    name = ent.attribute_dictionary(DICT)["_name"]
    end
    name
    end

    def self.replace(parent, ent)
    dict = ent.attribute_dictionary(DICT)
    dcname = dc_name(ent)
    re = Regexp.new("\\b#{dc_name(parent)}\\!\\b")
    dict.each {|k, v|
    next if v.nil?
    if k[/^_.*formula$/]
    orig = "- [#{dcname} < #{dc_name(parent)}] : #{k} = #{v.inspect}"
    ret = v.gsub!(re, 'Parent!')
    repl = "+ [#{dcname} < #{dc_name(parent)}] : #{k} = #{v.inspect}"
    if ret
    #puts orig, repl, "\n"
    dict[k] = v
    end
    end
    }
    end

    def self.main(ent)
    model = Sketchup.active_model
    model.start_operation("Parentize", true)
    work(ent)
    #$dc_observers.get_latest_class.redraw_with_undo(ent)
    rescue => exc
    p exc
    model.abort_operation
    raise
    else
    model.commit_operation
    end

    def self.work(ent, parent = nil, list = {})
    if instance?(ent)
    dict = nil
    if parent and ent.definition.attribute_dictionary(DICT)
    replace(parent, ent.definition)
    replace(parent, ent)
    end
    ent.definition.entities.each do |e|
    work(e, ent, list)
    end
    elsif group?(ent)
    if parent and ent.attribute_dictionary(DICT)
    replace(parent, ent)
    end
    ent.entities.each do |e|
    work(e, ent, list)
    end
    end
    end

    UI.add_context_menu_handler do |menu|
    model = Sketchup.active_model
    sel = model.selection
    ent = sel[0]
    if sel.size == 1 and ent.class == Sketchup::ComponentInstance
    if ent.definition.attribute_dictionary("dynamic_attributes")
    menu.add_item("Parentize") { main(ent) }
    end
    end
    end

    end # Parentize

    end # JF