Name
  page:GetCMYKStroke -- get current CMYK stroking color
Synopsis

      t = page:GetCMYKStroke()

Function
  `page:GetCMYKStroke()` returns the current value of the page's stroking color. `page:GetCMYKStroke()` is valid only when the page's stroking color space is `#HPDF_CS_DEVICE_CMYK`.

  This function returns a table with the following fields initialized:

  `C`
    Cyan level of color.
  `Y`
    Yellow level of color.
  `M`
    Magenta level of color.
  `K`
    Black level of color.

  All fields contain values between 0 and 1.

Inputs
  none

Results
  t
    current CMYK stroking color

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