#        Name : Pushpull_z
# Description : Extrudes a face along Z axis, not along the face normal
#      Author : Didier Bur
#       Usage : select a face, select from the Plugins menu, enter height and here you go
#        Date : 03.Jul.2oo4
#        Type : tool

require 'sketchup.rb'

def line_to_wall

model = Sketchup.active_model
model.start_operation "Line2wall"
entities = model.active_entities
ss = model.selection

if ss.empty? 
  UI.messagebox("No selection.")
  return nil
end
if not ss.first.kind_of? Sketchup::Edge
  UI.messagebox("Please select a line.")
  return nil
end
if ss.length > 1
UI.messagebox("Please select only one line.")
  return nil
end

prompts = ["Wall width", "Wall height "]
value = [25.cm,250.cm]
results = inputbox prompts, value, "Wall parameters"

return if not results # This means that the user canceld the operation
    width, height = results
 
pts = ss[0].vertices


# copy the selected line
i = 0
pts2 = []

  pts.each do |pt|
    pts2[i] = pt.position + [0 , 0 , results[1]]
    i = i +1
  end
  line_copy = entities.add_line pts2

pts_copy = line_copy.vertices

# create lines between pairs of vertices of each face
i = 0
j = 0

#0.upto(pts.length - 2) do |new_line| 
#  #new_face = entities.add_face(pts[i], pts[i + 1], pts_copy[i + 1], pts_copy[i])
#  new_line = entities.add_line(pts[i], pts_copy[i])
#  i = i + 1
#end    # of upto

# close the inner wall
new_face = entities.add_face(pts[0], pts_copy[0], pts_copy[1], pts[1])
new_face.pushpull width

model.commit_operation
end    # of def


if( not file_loaded?("line2wall.rb") )

    # This will add a separator to the menu, but only once
    add_separator_to_menu("Plugins")
    
    # To add an item to a menu, you identify the menu, and then
    # provide a title to display and a block to execute.  In this case,
    # the block just calls the create_box function
    UI.menu("Plugins").add_item("Line to wall") { line_to_wall }

end

#-----------------------------------------------------------------------------
file_loaded("line2wall.rb")