Method: GraphHelper#draw_rectangle

Defined in:
lib/graph_helper.rb

#draw_rectangle(x1, y1, x2, y2, r, g, b) ⇒ Object

This function draw an aliased rectangle The upper left and bottom right border positions are used as first 4 arguments. The last 3 parameters are used to set the border color



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# File 'lib/graph_helper.rb', line 67

def draw_rectangle(x1, y1, x2, y2, r, g, b)
  b, g, r = validate_color(b, g, r)
  c_rectangle =  allocate_color(@picture,r, g, b)
  x1=x1-0.2
  y1=y1-0.2
  x2=x2+0.2
  y2=y2+0.2
  draw_line(x1,y1,x2,y1,r,g,b)
  draw_line(x2,y1,x2,y2,r,g,b)
  draw_line(x2,y2,x1,y2,r,g,b)
  draw_line(x1,y2,x1,y1,r,g,b)
end