pgsDateTimeGen::pgsDateTimeGen(wxDateTime min, wxDateTime max,
const bool & sequence, const long & seed) :
pgsObjectGen(seed), m_min(min.IsEarlierThan(max) || min.IsEqualTo(max) ? min : max),
m_max(max.IsLaterThan(min) || max.IsEqualTo(min) ? max : min),
m_range(m_max.Subtract(m_min).GetSeconds()), m_sequence(sequence)
{
m_randomizer = pgsRandomizer(pnew pgsIntegerGen(0, std::string(m_range
.ToString().mb_str()).c_str(), is_sequence(), m_seed));
}
pgsTimeGen::pgsTimeGen(wxDateTime min, wxDateTime max, const bool & sequence,
const long & seed) :
pgsObjectGen(seed), m_min(min.IsEarlierThan(max) || min.IsEqualTo(max) ? min : max),
m_max(max.IsLaterThan(min) || max.IsEqualTo(min) ? max : min),
m_range(m_max.Subtract(m_min).GetSeconds()), m_sequence(sequence)
{
m_min.SetYear(1970); // We know this date is not a DST date
m_min.SetMonth(wxDateTime::Jan);
m_min.SetDay(1);
m_randomizer = pgsRandomizer(pnew pgsIntegerGen(0, std::string(m_range
.ToString().mb_str()).c_str(), is_sequence(), m_seed));
}
int Timeline::AddItem(const wxDateTime& date) {
item new_item;
new_item.date = date;
if (m_items.empty()) new_item.ypos = 0;
else if (date.IsSameDate(m_items.back().date)) {
new_item.ypos = m_items.back().ypos + m_itemHeight;
}
else if (date.IsEarlierThan(m_items.back().date)) {
// Dates have to be sequential
new_item.date = m_items.back().date; // force to same date as previous
new_item.ypos = m_items.back().ypos + m_itemHeight;
}
else {
// Calculate number of days between dates
wxDateTime firstDay = m_items.back().date;
wxDateTime secondDay = date;
firstDay.ResetTime();
secondDay.ResetTime();
wxTimeSpan time = secondDay - firstDay;
int days = time.GetDays();
// BUG WORKAROUND: Because of shift to daylight saving time
// the count of days might be one less.
if (time.GetHours() % 24 == 23) ++days;
wxASSERT(days > 0);
new_item.ypos = m_items.back().ypos + (days * m_itemHeight);
}
m_items.push_back(new_item);
return new_item.ypos;
}
