Class: NumRu::DCLMouseLine

Inherits:
Object
  • Object
show all
Defined in:
lib/numru/dcl_mouse.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(num = 2) ⇒ DCLMouseLine

Returns a new instance of DCLMouseLine.



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# File 'lib/numru/dcl_mouse.rb', line 46

def initialize(num=2)
  raise("Number of points must be 2 or greater") if num<2
  @p = Array.new
  num.times{@p.push(DCLMousePt.new)}
  @ux = @p.collect{|p| p.ux}
  @uy = @p.collect{|p| p.uy}
  @vx = @p.collect{|p| p.vx}
  @vy = @p.collect{|p| p.vy}
  @rx = @p.collect{|p| p.rx}
  @ry = @p.collect{|p| p.ry}
  @wx = @p.collect{|p| p.wx}
  @wy = @p.collect{|p| p.wy}
end

Instance Attribute Details

#rx ⇒ Object

Returns the value of attribute rx.



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# File 'lib/numru/dcl_mouse.rb', line 60

def rx
  @rx
end

#ry ⇒ Object

Returns the value of attribute ry.



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# File 'lib/numru/dcl_mouse.rb', line 60

def ry
  @ry
end

#ux ⇒ Object

Returns the value of attribute ux.



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# File 'lib/numru/dcl_mouse.rb', line 60

def ux
  @ux
end

#uy ⇒ Object

Returns the value of attribute uy.



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# File 'lib/numru/dcl_mouse.rb', line 60

def uy
  @uy
end

#vx ⇒ Object

Returns the value of attribute vx.



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# File 'lib/numru/dcl_mouse.rb', line 60

def vx
  @vx
end

#vy ⇒ Object

Returns the value of attribute vy.



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# File 'lib/numru/dcl_mouse.rb', line 60

def vy
  @vy
end

#wx ⇒ Object

Returns the value of attribute wx.



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# File 'lib/numru/dcl_mouse.rb', line 60

def wx
  @wx
end

#wy ⇒ Object

Returns the value of attribute wy.



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# File 'lib/numru/dcl_mouse.rb', line 60

def wy
  @wy
end

Instance Method Details

#draw(type = 1, index = 1) ⇒ Object

Drawn in the V coordinate so that it will be a straight line on the display



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# File 'lib/numru/dcl_mouse.rb', line 64

def draw(type=1,index=1)
  DCL.sgplzv(vx,vy,type,index)
end