Package org.apache.fop.render.rtf.rtflib.tools

Class ImageUtil

  • public final class ImageUtil
extends java.lang.Object
    Misc.utilities for images handling This class belongs to the fo:external-graphic tag processing. This work was originally authored by Andreas Putz

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static boolean compareHexValues​(byte[] pattern, byte[] data, int searchAt, boolean searchForward)
      Compares two hexadecimal values.
      static int getInt​(java.lang.String value)
      Determines the digits from a string.
      static int getIntFromByteArray​(byte[] data, int startAt, int length, boolean searchForward)
      Determines a integer value from a hexadecimal byte array.
      static boolean isPercent​(java.lang.String value)
      Checks the string for percent character at the end of string.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Method Detail

      • getInt

        public static int getInt​(java.lang.String value)
        Determines the digits from a string.
        Parameters:
        value - String with digits
        Returns:
        -1 There is no digit number The digits as integer

      • isPercent

        public static boolean isPercent​(java.lang.String value)
        Checks the string for percent character at the end of string.
        Parameters:
        value - String with digits
        Returns:
        true The string contains a % value false Other string

      • compareHexValues

        public static boolean compareHexValues​(byte[] pattern,
                                       byte[] data,
                                       int searchAt,
                                       boolean searchForward)
        Compares two hexadecimal values.
        Parameters:
        pattern - Target
        data - Data
        searchAt - Position to start compare
        searchForward - Direction to compare byte arrays
        Returns:
        true If equal false If different

      • getIntFromByteArray

        public static int getIntFromByteArray​(byte[] data,
                                      int startAt,
                                      int length,
                                      boolean searchForward)
        Determines a integer value from a hexadecimal byte array.
        Parameters:
        data - Image
        startAt - Start index to read from
        length - Number of data elements to read
        searchForward - True if searching forward, False if not (??)
        Returns:
        integer