Class PDFColorHandler


  • public class PDFColorHandler
    extends java.lang.Object
    This class handles the registration of color spaces and the generation of PDF code to select the right colors given a Color instance.
    • Field Detail

      • log

        private org.apache.commons.logging.Log log
      • cieLabColorSpaces

        private java.util.Map<java.lang.String,​PDFCIELabColorSpace> cieLabColorSpaces
    • Constructor Detail

      • PDFColorHandler

        public PDFColorHandler​(PDFResources resources)
        Create a new instance for the given PDFResources
        Parameters:
        resources - the PDF resources
    • Method Detail

      • establishColor

        public void establishColor​(java.lang.StringBuffer codeBuffer,
                                   java.awt.Color color,
                                   boolean fill)
        Generates code to select the given color and handles the registration of color spaces in PDF where necessary.
        Parameters:
        codeBuffer - the target buffer to receive the color selection code
        color - the color
        fill - true for fill color, false for stroke color
      • establishColorFromColor

        private boolean establishColorFromColor​(java.lang.StringBuffer codeBuffer,
                                                java.awt.Color color,
                                                boolean fill)
      • getICCBasedColorSpace

        private PDFICCBasedColorSpace getICCBasedColorSpace​(java.awt.color.ICC_ColorSpace cs)
      • getSeparationColorSpace

        private PDFSeparationColorSpace getSeparationColorSpace​(org.apache.xmlgraphics.java2d.color.NamedColorSpace cs)
      • getCIELabColorSpace

        private PDFCIELabColorSpace getCIELabColorSpace​(org.apache.xmlgraphics.java2d.color.CIELabColorSpace labCS)
      • establishColor

        private void establishColor​(java.lang.StringBuffer codeBuffer,
                                    PDFColorSpace pdfcs,
                                    java.awt.Color color,
                                    boolean fill)
      • selectColorSpace

        private void selectColorSpace​(java.lang.StringBuffer codeBuffer,
                                      PDFColorSpace pdfcs,
                                      boolean fill)
      • establishDeviceRGB

        private void establishDeviceRGB​(java.lang.StringBuffer codeBuffer,
                                        java.awt.Color color,
                                        boolean fill)
      • establishDeviceCMYK

        private void establishDeviceCMYK​(java.lang.StringBuffer codeBuffer,
                                         java.awt.Color color,
                                         boolean fill)
      • writeColor

        private void writeColor​(java.lang.StringBuffer codeBuffer,
                                java.awt.Color color,
                                int componentCount,
                                java.lang.String command)
      • writeColor

        private void writeColor​(java.lang.StringBuffer codeBuffer,
                                float[] comps,
                                int componentCount,
                                java.lang.String command)