@Override
public void doApplyInformationToEditor() {
final Long stamp = myEditor.getUserData(LAST_TIME_INDENTS_BUILT);
if (stamp != null && stamp.longValue() == nowStamp()) return;
List<RangeHighlighter> oldHighlighters =
myEditor.getUserData(INDENT_HIGHLIGHTERS_IN_EDITOR_KEY);
final List<RangeHighlighter> newHighlighters = new ArrayList<RangeHighlighter>();
final MarkupModel mm = myEditor.getMarkupModel();
int curRange = 0;
if (oldHighlighters != null) {
int curHighlight = 0;
while (curRange < myRanges.size() && curHighlight < oldHighlighters.size()) {
TextRange range = myRanges.get(curRange);
RangeHighlighter highlighter = oldHighlighters.get(curHighlight);
int cmp = compare(range, highlighter);
if (cmp < 0) {
newHighlighters.add(createHighlighter(mm, range));
curRange++;
} else if (cmp > 0) {
highlighter.dispose();
curHighlight++;
} else {
newHighlighters.add(highlighter);
curHighlight++;
curRange++;
}
}
for (; curHighlight < oldHighlighters.size(); curHighlight++) {
RangeHighlighter highlighter = oldHighlighters.get(curHighlight);
highlighter.dispose();
}
}
final int startRangeIndex = curRange;
assert myDocument != null;
DocumentUtil.executeInBulk(
myDocument,
myRanges.size() > 10000,
new Runnable() {
@Override
public void run() {
for (int i = startRangeIndex; i < myRanges.size(); i++) {
newHighlighters.add(createHighlighter(mm, myRanges.get(i)));
}
}
});
myEditor.putUserData(INDENT_HIGHLIGHTERS_IN_EDITOR_KEY, newHighlighters);
myEditor.putUserData(LAST_TIME_INDENTS_BUILT, nowStamp());
myEditor.getIndentsModel().assumeIndents(myDescriptors);
}
@Override
public void doCollectInformation(@NotNull ProgressIndicator progress) {
assert myDocument != null;
final Long stamp = myEditor.getUserData(LAST_TIME_INDENTS_BUILT);
if (stamp != null && stamp.longValue() == nowStamp()) return;
myDescriptors = buildDescriptors();
ArrayList<TextRange> ranges = new ArrayList<TextRange>();
for (IndentGuideDescriptor descriptor : myDescriptors) {
ProgressManager.checkCanceled();
int endOffset =
descriptor.endLine < myDocument.getLineCount()
? myDocument.getLineStartOffset(descriptor.endLine)
: myDocument.getTextLength();
ranges.add(new TextRange(myDocument.getLineStartOffset(descriptor.startLine), endOffset));
}
Collections.sort(ranges, RANGE_COMPARATOR);
myRanges = ranges;
}