Returns the resolved "color" trait for this FO.
@param context An object that knows how to resolve FO Tree contextissues.
@return The color of this object, or null if this object has no color.
@see "XSL-FO Recommendation 1.0, Section 7.17.1"
@see "XSL-FO Recommendation 1.1, Section 7.18.1"
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.