9. An apparatus for printing documents, comprising: an obtaining module configured to obtain a name of a color document; a retrieving module configured to retrieve printing step information for the color document according to the name of the color document, and configured to determine whether the printing step information for the color document is complete, wherein the printing step information comprises information on processes of rasterization, halftoning, and realization of the halftone dots that applied to the color document; and a printing module configured to print the color document according to the printing step information in the case that the printing step information for the color document is complete.
9. An apparatus for printing documents, comprising: an obtaining module configured to obtain a name of a color document; a retrieving module configured to retrieve printing step information for the color document according to the name of the color document, and configured to determine whether the printing step information for the color document is complete, wherein the printing step information comprises information on processes of rasterization, halftoning, and realization of the halftone dots that applied to the color document; and a printing module configured to print the color document according to the printing step information in the case that the printing step information for the color document is complete. 10. The apparatus for printing documents according to claim 9 , further comprising: a processing module configured to process the color document to obtain printing step information in the case that the printing step information for the color document is not complete.