Class: JennCad::Extras::Din912

Inherits:
Hardware
  • Object
show all
Defined in:
lib/jenncad/extras/din912.rb

Constant Summary collapse

Data = 
{2 => {head_dia:3.8,head_length:2,thread_length:16},
 2.5=> {head_dia:4.5,head_length:2.5,thread_length:17},
 3 => {head_dia:5.5,head_length:3,thread_length:18},
 4 => {head_dia:7.0,head_length:4,thread_length:20},
 5 => {head_dia:8.5,head_length:5,thread_length:22},
 6 => {head_dia:10,head_length:6,thread_length:24},
 8 => {head_dia:13,head_length:8,thread_length:28},
 10=> {head_dia:16,head_length:10,thread_length:32},
 12=> {head_dia:18,head_length:12,thread_length:36},
 14=> {head_dia:21,head_length:14,thread_length:40},
 16=> {head_dia:24,head_length:16,thread_length:44},
 18=> {head_dia:27,head_length:18,thread_length:48},
 20=> {head_dia:30,head_length:20,thread_length:52},
 22=> {head_dia:33,head_length:22,thread_length:56},
 24=> {head_dia:36,head_length:24,thread_length:60},
 30=> {head_dia:45,head_length:30,thread_length:72},
 36=> {head_dia:54,head_length:36,thread_length:84},
}

Instance Attribute Summary collapse

Attributes inherited from Hardware

#z_fight

Instance Method Summary collapse

Methods inherited from Hardware

#option_string

Constructor Details

#initialize(size, length, args = {}) ⇒ Din912

Returns a new instance of Din912.



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# File 'lib/jenncad/extras/din912.rb', line 25

def initialize(size,length,args={})
  super(args)
  @args = args
  # options for output only:
  @args[:additional_length] ||= 0
  @args[:additional_diameter] ||= 0.2
  @args[:head_margin] ||= 0.3
  @face = args[:face] || "bottom"
  @flush = args[:flush] || nil

#     if @args[:washer] == true
#       @washer = Washer.new(size,{:material => @args[:material], :surface => @args[:surface]})
#     end

  @size = size
  @length = length
  @transformations ||= []
end

Instance Attribute Details

#height ⇒ Object

Returns the value of attribute height.



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# File 'lib/jenncad/extras/din912.rb', line 23

def height
  @height
end

Instance Method Details

#bolt_912(show, additional_length = 0, addtional_diameter = 0, head_margin = 0) ⇒ Object 



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# File 'lib/jenncad/extras/din912.rb', line 59

def bolt_912(show, additional_length=0, addtional_diameter=0, head_margin=0)

  res = cylinder(d:Data[@size][:head_dia]+head_margin,h:Data[@size][:head_length]).move(z:-Data[@size][:head_length])
  total_length = @length + additional_length

  if show
    res.color("Gainsboro")
    thread_length=Data[@size][:thread_length]
    if total_length.to_d <= thread_length
      res+= cylinder(d:@size+addtional_diameter, h:total_length).color("DarkGray")
    else
      res+= cylinder(d:@size+addtional_diameter, h:total_length-thread_length)
      res+= cylinder(d:@size+addtional_diameter, h:thread_length).move(z:total_length-thread_length).color("DarkGray")
    end
  else
    res+= cylinder(d:@size+addtional_diameter, h:total_length)
  end
  if @flush
    if @face == :top
      @flush*=-1
    end
    res.move(z:Data[@size][:head_length] + @flush) # this needs to be fixed, need to tell it cut height to surface + margin for openscad mess
  end
  case @face
    when :top
      res = res.mirror(z:1)
  end
  res
end

#cut ⇒ Object 



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# File 'lib/jenncad/extras/din912.rb', line 44

def cut
  Aggregation.new("din912f#{@face}c#{@size}l#{@length}#{option_string}", bolt_912(false, @args[:additional_length], @args[:additional_diameter], @args[:head_margin])
)
end

#show ⇒ Object 



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# File 'lib/jenncad/extras/din912.rb', line 49

def show
  res = bolt_912(true, 0,0)
#     if @washer
#       res += @washer.show
#       res = res.move(z:-@washer.height)
#     end
#     res
  Aggregation.new("din912f#{@face}s#{@size}l#{@length}#{option_string}", res)
end