Method: PDF::Writer::Graphics#polygon

Defined in:
lib/pdf/writer/graphics.rb

#polygon(points) ⇒ Object

Draw a polygon. points is an array of PolygonPoint objects, or an array that can be converted to an array of PolygonPoint objects with PDF::Writer::PolygonPoint.new(*value).

New Point

(points[-1].x, points[-1].y)

Subpath

New



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# File 'lib/pdf/writer/graphics.rb', line 325

def polygon(points)
  points = points.map { |pp|
    pp.kind_of?(Array) ? PDF::Writer::PolygonPoint.new(*pp) : pp
  }

  point = points.shift

  move_to(point.x, point.y)

  while not points.empty?
    point = points.shift

    case point.connector
    when :curve
      c1 = point
      c2 = points.shift
      point = points.shift

      curve_to(c1.x, c1.y, c2.x, c2.y, point.x, point.y)
    when :scurve
      c1 = point
      point = points.shift
      scurve_to(c1.x, c1.y, point.x, point.y)
    when :ecurve
      c1 = point
      point = points.shift
      ecurve_to(c1.x, c1.y, point.x, point.y)
    else
      line_to(point.x, point.y)
    end
  end

  self
end