draw-lines

Draws multiple connected lines. The current pen is used for drawing the lines.

• (send a-wx:canvas draw-lines points xoffset yoffset) -> void
      points : list of wx:point% objects
      xoffset = 0 : inexact real
      yoffset = 0 : inexact real

  Draws lines using a list of points, adding xoffset and yoffset to each point.

  Restrictions on the magnitude of drawing coordinates are described with wx:dc%.