final int commentEdge = 20;
final Rectangle rect = gaService.createInvisibleRectangle(containerShape);
gaService.setLocationAndSize(rect, context.getX(), context.getY(), width, height);
final Shape lineShape = peCreateService.createShape(containerShape, false);
final Polyline line
= gaService.createPolyline(lineShape
, new int[] { commentEdge, 0, 0, 0, 0, height, commentEdge, height });
line.setStyle(StyleUtil.getStyleForTask(getDiagram()));
line.setLineWidth(2);
gaService.setLocationAndSize(line, 0, 0, commentEdge, height);
final Shape textShape = peCreateService.createShape(containerShape, false);
final MultiText text = gaService.createDefaultMultiText(getDiagram(), textShape, annotation.getText());
text.setStyle(StyleUtil.getStyleForTask(getDiagram()));
text.setVerticalAlignment(Orientation.ALIGNMENT_TOP);
if (OSUtil.getOperatingSystem() == OSEnum.Mac) {
text.setFont(gaService.manageFont(getDiagram(), text.getFont().getName(), 11));