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## org.apache.fop.render.rtf.rtflib.tools
Class ImageUtil

    java.lang.Object
      org.apache.fop.render.rtf.rtflib.tools.ImageUtil

public class ImageUtil
extends java.lang.Object

Misc.utilities for images handling This class belongs to the tag processing.

Author:
  Andreas Putz

Method Summary
`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

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