void
RangeListTest::testConstructors()
{
RangeList ranges;
QVERIFY(ranges.isEmpty() && ranges.rangesCount() == 0);
ranges << Range(1, 2);
QVERIFY(ranges.firstIndex() == 1 && ranges.lastIndex() == 2 && ranges.indexesCount() == 2);
RangeList ranges2(Range(1, 2));
QVERIFY(ranges == ranges2);
ranges2 = ranges;
QVERIFY(ranges == ranges2);
ranges << Range(7, 9);
QVERIFY(ranges.firstIndex() == 1 && ranges.lastIndex() == 9 && ranges.indexesCount() == 5);
RangeList ranges3(ranges);
QVERIFY(ranges == ranges3);
ranges3 = ranges;
QVERIFY(ranges == ranges3);
RangeList complementRanges = ranges.complement();
QVERIFY(complementRanges.firstIndex() == 0);
QVERIFY(complementRanges.lastIndex() == Range::MaxIndex);
RangeList::ConstIterator complementRangesIt = complementRanges.begin();
QVERIFY(*(complementRangesIt++) == Range(0, 0));
QVERIFY(*(complementRangesIt++) == Range(3, 6));
QVERIFY(*(complementRangesIt++) == Range(10, Range::MaxIndex));
}
void
Subtitle::removeLines(const RangeList &r, TextTarget target)
{
if(m_lines.isEmpty())
return;
RangeList ranges = r;
ranges.trimToIndex(m_lines.count() - 1);
if(ranges.isEmpty())
return;
if(target == Both) {
beginCompositeAction(i18n("Remove Lines"));
RangeList::ConstIterator rangesIt = ranges.end(), begin = ranges.begin();
do {
rangesIt--;
processAction(new RemoveLinesAction(*this, (*rangesIt).start(), (*rangesIt).end()));
} while(rangesIt != begin);
endCompositeAction();
} else if(target == Secondary) {
beginCompositeAction(i18n("Remove Lines"));
RangeList rangesComplement = ranges.complement();
rangesComplement.trimToRange(Range(ranges.firstIndex(), m_lines.count() - 1));
// we have to move the secondary texts up (we do it in chunks)
SubtitleIterator srcIt(*this, rangesComplement);
SubtitleIterator dstIt(*this, Range::upper(ranges.firstIndex()));
for(; srcIt.current() && dstIt.current(); ++srcIt, ++dstIt)
dstIt.current()->setSecondaryText(srcIt.current()->secondaryText());
// the remaining lines secondary text must be cleared
for(; dstIt.current(); ++dstIt)
dstIt.current()->setSecondaryText(SString());
endCompositeAction();
} else { // if target == Primary
beginCompositeAction(i18n("Remove Lines"), true, false);
RangeList mutableRanges(ranges);
mutableRanges.trimToIndex(m_lines.count() - 1);
// first, we need to append as many empty lines as we're to remove
// we insert them with a greater time than the one of the last (non deleted) line
int linesCount = m_lines.count();
Range lastRange = mutableRanges.last();
int lastIndex = lastRange.end() == linesCount - 1 ? lastRange.start() - 1 : linesCount - 1;
SubtitleLine *lastLine = lastIndex < linesCount ? m_lines.at(lastIndex) : 0;
Time showTime(lastLine ? lastLine->hideTime() + 100 : 0);
Time hideTime(showTime + 1000);
QList<SubtitleLine *> lines;
for(int index = 0, size = ranges.indexesCount(); index < size; ++index) {
lines.append(new SubtitleLine(SString(), SString(), showTime, hideTime));
showTime.shift(1100);
hideTime.shift(1100);
}
processAction(new InsertLinesAction(*this, lines));
// then, we move the secondary texts down (we need to iterate from bottom to top for that)
RangeList rangesComplement = mutableRanges.complement();
SubtitleIterator srcIt(*this, Range(ranges.firstIndex(), m_lines.count() - lines.count() - 1), true);
SubtitleIterator dstIt(*this, rangesComplement, true);
for(; srcIt.current() && dstIt.current(); --srcIt, --dstIt)
dstIt.current()->setSecondaryText(srcIt.current()->secondaryText());
// finally, we can remove the specified lines
RangeList::ConstIterator rangesIt = ranges.end(), begin = ranges.begin();
do {
rangesIt--;
processAction(new RemoveLinesAction(*this, (*rangesIt).start(), (*rangesIt).end()));
} while(rangesIt != begin);
endCompositeAction();
}
}
