void CMyPaintDoc::saveState() {
CHECKINVARIANT;
if(canAddImage()) {
while(canRedo()) {
removeLast();
}
addImage();
m_index = getHistorySize();
}
CHECKINVARIANT;
}
bool CMyPaintDoc::undo() {
CHECKINVARIANT;
bool done = false;
if(canUndo()) {
if(!canRedo()) {
addImage();
m_index = max(getHistorySize() - 1, 1);
}
setImage(m_history[--m_index]->clone(true));
done = true;
}
CHECKINVARIANT;
return done;
}
bool WLivelinessPeriodicAssertion::AutomaticLivelinessAssertion()
{
std::lock_guard<std::recursive_mutex> guard(*this->mp_WLP->getBuiltinProtocols()->mp_PDP->getMutex());
if(this->mp_WLP->m_livAutomaticWriters.size()>0)
{
auto writer = this->mp_WLP->getBuiltinWriter();
auto history = this->mp_WLP->getBuiltinWriterHistory();
std::lock_guard<std::recursive_timed_mutex> wguard(writer->getMutex());
CacheChange_t* change=writer->new_change([]() -> uint32_t {return BUILTIN_PARTICIPANT_DATA_MAX_SIZE;}, ALIVE,m_iHandle);
if(change!=nullptr)
{
//change->instanceHandle = m_iHandle;
#if __BIG_ENDIAN__
change->serializedPayload.encapsulation = (uint16_t)PL_CDR_BE;
#else
change->serializedPayload.encapsulation = (uint16_t)PL_CDR_LE;
#endif
memcpy(change->serializedPayload.data,m_guidP.value,12);
for(uint8_t i =12;i<24;++i)
change->serializedPayload.data[i] = 0;
change->serializedPayload.data[15] = m_livelinessKind+1;
change->serializedPayload.length = 12+4+4+4;
if(history->getHistorySize() > 0)
{
for(std::vector<CacheChange_t*>::iterator chit = history->changesBegin();
chit!=history->changesEnd();++chit)
{
if((*chit)->instanceHandle == change->instanceHandle)
{
history->remove_change(*chit);
break;
}
}
}
history->add_change(change);
}
}
return true;
}
void SpectrumHistoryView::paintEvent(QPaintEvent *)
{
QColor barColor(255, 0, 0);
QPainter painter(this);
painter.setBrush(QColor(0, 255, 0));
for (int line=0; line < getHistorySize(); ++line)
{
for (unsigned int column=0; column < history[line].size(); ++column)
{
painter.setBrush(QColor(history[line][column]));
painter.setPen(QColor(history[line][column]));
painter.drawLine
(
column * width() / history[line].size(),//x1
line,//y1
(column + 1) * width() / history[line].size(),//x2
line//y2
);
}
}
}
const PointerCoords* MotionEvent::getRawPointerCoords(size_t pointerIndex) const {
return &mSamplePointerCoords[getHistorySize() * getPointerCount() + pointerIndex];
}
void CMyPaintDoc::checkInvariant(int line) const {
if(m_index < 0 || m_index > getHistorySize()) {
throwException(_T("Broken invariant in %s, line %d:index=%d, historySize=%d"), __TFILE__, line, m_index, m_history.size());
}
}
bool CMyPaintDoc::canRedo() const {
CHECKINVARIANT;
return m_index < getHistorySize() - 1;
}
