Examples of org.eclipse.ui.internal.texteditor.quickdiff.compare.rangedifferencer.RangeDifference.leftEnd()

org.eclipse.ui.internal.texteditor.quickdiff.compare.rangedifferencer.RangeDifference.leftEnd()
Returns the end index of the entity range on the left side. @return the end index of the entity range on the left side


    for (ListIterator it= fDifferences.listIterator(fDifferences.size()); it.hasPrevious();) {
      RangeDifference difference= (RangeDifference) it.previous();
      if (found == null || difference.kind() == RangeDifference.NOCHANGE
          && (difference.leftStart() > line && difference.leftLength() >= size
              || difference.leftStart() <= line && difference.leftEnd() - line >= size))
        found= difference;


      if (difference.leftStart() <= line)
        break;

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   */
  private int getLeftLine(int rightLine) {
    RangeDifference d= getRangeDifferenceForRightLine(rightLine);
    if (d == null)
      return -1;
    return Math.min(d.leftEnd() - 1, d.leftStart() + rightLine - d.rightStart());
  }


  /**
   * Gets the corresponding line on the right side for a line on the left.
   *

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   * @return the corresponding RangeDifference, or <code>null</code>
   */
  private RangeDifference getRangeDifferenceForLeftLine(int leftLine) {
    for (Iterator it= fDifferences.iterator(); it.hasNext();) {
      RangeDifference d= (RangeDifference) it.next();
      if (leftLine >= d.leftStart() && leftLine < d.leftEnd()) {
        return d;
      }
    }
    return null;
  }

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    RangeDifference diff= region.getDifference();
    int rOffset= fRightDocument.getLineOffset(line);
    int rLength= fRightDocument.getLineLength(line);
    int leftLine= diff.leftStart() + region.getOffset();
    String replacement;
    if (leftLine >= diff.leftEnd()) // restoring a deleted line?
      replacement= ""; //$NON-NLS-1$
    else {
      int lOffset= fLeftDocument.getLineOffset(leftLine);
      int lLength= fLeftDocument.getLineLength(leftLine);
      replacement= fLeftDocument.get(lOffset, lLength);

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    RangeDifference diff= region.getDifference();
    int rOffset= fRightDocument.getLineOffset(diff.rightStart());
    int rLength= fRightDocument.getLineOffset(diff.rightEnd() - 1) + fRightDocument.getLineLength(diff.rightEnd() - 1) - rOffset;
    int lOffset= fLeftDocument.getLineOffset(diff.leftStart());
    int lLength= fLeftDocument.getLineOffset(diff.leftEnd() - 1) + fLeftDocument.getLineLength(diff.leftEnd() - 1) - lOffset;
    fRightDocument.replace(rOffset, rLength, fLeftDocument.get(lOffset, lLength));
  }


  /*
   * @see org.eclipse.jface.text.source.ILineDiffer#revertSelection(int, int)

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    RangeDifference diff= region.getDifference();
    int rOffset= fRightDocument.getLineOffset(diff.rightStart());
    int rLength= fRightDocument.getLineOffset(diff.rightEnd() - 1) + fRightDocument.getLineLength(diff.rightEnd() - 1) - rOffset;
    int lOffset= fLeftDocument.getLineOffset(diff.leftStart());
    int lLength= fLeftDocument.getLineOffset(diff.leftEnd() - 1) + fLeftDocument.getLineLength(diff.leftEnd() - 1) - lOffset;
    fRightDocument.replace(rOffset, rLength, fLeftDocument.get(lOffset, lLength));
  }


  /*
   * @see org.eclipse.jface.text.source.ILineDiffer#revertSelection(int, int)

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      // get start
      while (it.hasNext()) {
        diff= (RangeDifference) it.next();
        if (line < diff.rightEnd()) {
          rOffset= fRightDocument.getLineOffset(line);
          int leftLine= Math.min(diff.leftStart() + line - diff.rightStart(), diff.leftEnd() - 1);
          lOffset= fLeftDocument.getLineOffset(leftLine);
          break;
        }
      }

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      while (it.hasNext()) {
        diff= (RangeDifference) it.next();
        if (to < diff.rightEnd()) {
          int rEndOffset= fRightDocument.getLineOffset(to) + fRightDocument.getLineLength(to);
          rLength= rEndOffset - rOffset;
          int leftLine= Math.min(diff.leftStart() + to - diff.rightStart(), diff.leftEnd() - 1);
          int lEndOffset= fLeftDocument.getLineOffset(leftLine) + fLeftDocument.getLineLength(leftLine);
          lLength= lEndOffset - lOffset;
          break;
        }
      }

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    int rOffset= fRightDocument.getLineOffset(diff.rightEnd());
    int rLength= 0;
    int leftLine= diff.leftStart() + diff.rightLength();
    int lOffset= fLeftDocument.getLineOffset(leftLine);
    int lLength= fLeftDocument.getLineOffset(diff.leftEnd() - 1) + fLeftDocument.getLineLength(diff.leftEnd() - 1) - lOffset;
    fRightDocument.replace(rOffset, rLength, fLeftDocument.get(lOffset, lLength));


    return diff.leftLength() - diff.rightLength();
  }

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    int rOffset= fRightDocument.getLineOffset(diff.rightEnd());
    int rLength= 0;
    int leftLine= diff.leftStart() + diff.rightLength();
    int lOffset= fLeftDocument.getLineOffset(leftLine);
    int lLength= fLeftDocument.getLineOffset(diff.leftEnd() - 1) + fLeftDocument.getLineLength(diff.leftEnd() - 1) - lOffset;
    fRightDocument.replace(rOffset, rLength, fLeftDocument.get(lOffset, lLength));


    return diff.leftLength() - diff.rightLength();
  }

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