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jimfoltz/limit-scale.rb

Last active October 30, 2015 17:42
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  1. jimfoltz revised this gist Oct 30, 2015. No changes.
  2. jimfoltz revised this gist Oct 30, 2015. No changes.
  3. jimfoltz created this gist Oct 26, 2015.
    44 changes: 44 additions & 0 deletions limit-scale.rb
    View file
    Original file line number Diff line number Diff line change
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    # Limit the scale handles for Groups and Instances

    UI.add_context_menu_handler do |menu|
    model = Sketchup.active_model
    selection = model.selection
    if selection.nitems == 1 and selection[0].is_a? Sketchup::Group or selection[0].is_a?(Sketchup::ComponentInstance)
    menu.add_item("Limit Scale") do
    JF::LimitScale.do(selection[0])
    end
    end
    end

    module JF
    module LimitScale
    X = 1
    Y = 2
    Z = 4
    XZ = 8
    YZ = 16
    XY = 32
    XYZ = 64
    def self.do(e)
    if e.is_a?(Sketchup::Group)
    b = e.entities[0].parent.behavior
    end
    if e.is_a?(Sketchup::ComponentInstance)
    b = e.definition.behavior
    end
    m = b.no_scale_mask?
    m = m.to_s(2).split(//)
    while m.length < 7
    m.unshift(0)
    end
    m.reverse!
    prompts = %w( X Y Z XZ YZ XY XYZ )
    r = UI.inputbox(prompts, m, "Scale Mask 1=Disable")
    return if r == false
    s = r.join
    s = "0b" + s.reverse
    s = Integer(s)
    b.no_scale_mask = s
    end
    end
    end