private int calcMaxSegment() {
String text = label.getText();
char[] chars = text.toCharArray();
int position = 0;
int maxWidth = 0;
for (int i = 0; i < chars.length; i++) {
if (canBreakAfter(chars[i])) {
int tempMaxWidth;
String st = text.substring(position, i + 1);
tempMaxWidth = FigureUtilities.getStringExtents(st, getFont()).width;
if (tempMaxWidth > maxWidth) {
maxWidth = tempMaxWidth;
}
position = i;
}
}
String st = text.substring(position, chars.length);
int tempMaxWidth = FigureUtilities.getStringExtents(st, getFont()).width;
if (tempMaxWidth > maxWidth) {
maxWidth = tempMaxWidth;
}
return maxWidth + getInsets().getWidth();
}
/** @see org.eclipse.draw2d.text.FlowFigureLayout#layout() */
protected void layout() {
TextFlow textFlow = (TextFlow) getFlowFigure();
String text = textFlow.getText();
List fragments = textFlow.getFragments();
Font font = textFlow.getFont();
TextFragmentBox fragment;
int i = 0;
int offset = 0;
FlowUtilities flowUtilities = textFlow.getFlowUtilities();
do {
nextLineBreak(text, offset);
fragment = getFragment(i++, fragments);
fragment.length = result - offset;
fragment.offset = offset;
fragment.setWidth(-1);
flowUtilities.setupFragment(fragment, font, text.substring(offset, result));
getContext().addToCurrentLine(fragment);
getContext().endLine();
offset = result + delimeterLength;
} while (offset < text.length());
// Remove the remaining unused fragments.
while (i < fragments.size()) fragments.remove(i++);
}
/** @see org.eclipse.draw2d.text.FlowFigureLayout#layout() */
protected void layout() {
TextFlow textFlow = (TextFlow) getFlowFigure();
int offset = 0;
FlowContext context = getContext();
List fragments = textFlow.getFragments();
Font font = textFlow.getFont();
int fragIndex = 0;
int advance = 0;
TextFragmentBox fragment;
int levelInfo[] =
(textFlow.getBidiInfo() == null) ? new int[] {-1} : textFlow.getBidiInfo().levelInfo;
String segment, segments[] = getSegments(textFlow.getText(), levelInfo);
FlowBorder border = null;
if (textFlow.getBorder() instanceof FlowBorder) border = (FlowBorder) textFlow.getBorder();
SegmentLookahead lookahead =
new SegmentLookahead(segments, border == null ? 0 : border.getRightMargin());
int seg;
if (border != null) {
fragment = getFragment(fragIndex++, fragments);
fragment.setBidiLevel(levelInfo[0]);
fragment.setTruncated(false);
fragment.offset = fragment.length = -1;
fragment.setWidth(border.getLeftMargin() + border.getInsets(textFlow).left);
if (context.getRemainingLineWidth() < fragment.getWidth() + lookahead.getWidth())
context.endLine();
context.addToCurrentLine(fragment);
}
FlowUtilities flowUtilities = textFlow.getFlowUtilities();
for (seg = 0; seg < segments.length; seg++) {
segment = segments[seg];
lookahead.setIndex(seg);
do {
fragment = getFragment(fragIndex++, fragments);
fragment.offset = offset;
fragment.setBidiLevel(levelInfo[seg * 2]);
advance =
flowUtilities.wrapFragmentInContext(
fragment, segment, context, lookahead, font, wrappingStyle);
segment = segment.substring(advance);
offset += advance;
if ((segment.length() > 0 || fragment.length < advance) || fragment.isTruncated())
context.endLine();
} while (segment.length() > 0 || (!fragment.isTruncated() && fragment.length < advance));
}
if (border != null) {
fragment = getFragment(fragIndex++, fragments);
fragment.setBidiLevel(levelInfo[0]);
fragment.setTruncated(false);
fragment.offset = fragment.length = -1;
fragment.setWidth(border.getRightMargin() + border.getInsets(textFlow).right);
context.addToCurrentLine(fragment);
}
// Remove the remaining unused fragments.
while (fragIndex < fragments.size()) fragments.remove(fragments.size() - 1);
}
/**
* Returns the text inside the TextFlow.
*
* @return the text flow inside the text.
*/
public String getText() {
return label.getText();
}