Exemplo n.º 1
0
 public TextState copyAll() {
   TextState tmp = copyState();
   if (s.length() == 0) return tmp;
   for (int i = 0; i < s.length(); i++) {
     tmp.s.append(s.charAt(i));
   }
   return tmp;
 }
Exemplo n.º 2
0
  /**
   * This method inserts a blank character between to consecutive newline characters if encoutered.
   * Also appends a blank character at the beginning of the text, if the first character is a
   * newline character and at the end of the text, if the last character is also a newline. This is
   * useful when trying to layout the paragraphs. Thanks to Teodor Danciu for this this method (c)
   * 2003 Teodor Danciu
   */
  public static String treatNewLineChars(String source) {
    String result = source;

    if (source != null && source.length() > 0) {
      StringBuffer sbuffer = new StringBuffer(source);

      // insert a blank character between every two consecutives
      // newline characters
      int offset = source.length() - 1;
      int pos = source.lastIndexOf("\n\n", offset);
      while (pos >= 0 && offset > 0) {
        sbuffer = sbuffer.insert(pos + 1, " ");
        offset = pos - 1;
        pos = source.lastIndexOf("\n\n", offset);
      }

      // append a blank character at the and of the text
      // if the last character is a newline character
      if (sbuffer.charAt(sbuffer.length() - 1) == '\n') {
        sbuffer.append(' ');
      }

      // append a blank character at the begining of the text
      // if the first character is a newline character
      if (sbuffer.charAt(0) == '\n') {
        sbuffer.insert(0, ' ');
      }

      result = sbuffer.toString();
    }

    // remove this if you want to treat the tab characters in a special way
    result = replaceTabWithBlank(result);

    return result;
  }