QVariant ExtraDataModel::data(const QModelIndex &index, int role) const
{
QVariant ret;
struct extra_data *ed = get_dive_dc(&displayed_dive, dc_number)->extra_data;
int i = -1;
while (ed && ++i < index.row())
ed = ed->next;
if (!ed)
return ret;
switch (role) {
case Qt::FontRole:
ret = defaultModelFont();
break;
case Qt::TextAlignmentRole:
ret = int(Qt::AlignLeft | Qt::AlignVCenter);
break;
case Qt::DisplayRole:
switch (index.column()) {
case KEY:
ret = QString(ed->key);
break;
case VALUE:
ret = QString(ed->value);
break;
}
break;
}
return ret;
}
struct divecomputer *select_dc(struct dive *dive)
{
unsigned int max = number_of_computers(dive);
unsigned int i = dc_number;
/* Reset 'dc_number' if we've switched dives and it is now out of range */
if (i >= max)
dc_number = i = 0;
return get_dive_dc(dive, i);
}
void ExtraDataModel::updateDive()
{
clear();
rows = 0;
struct extra_data *ed = get_dive_dc(&displayed_dive, dc_number)->extra_data;
while (ed) {
rows++;
ed = ed->next;
}
if (rows > 0) {
beginInsertRows(QModelIndex(), 0, rows - 1);
endInsertRows();
}
}
bool DiveEventItem::shouldBeHidden()
{
struct event *event = internalEvent;
/*
* Some gas change events are special. Some dive computers just tell us the initial gas this way.
* Don't bother showing those
*/
struct sample *first_sample = &get_dive_dc(&displayed_dive, dc_number)->sample[0];
if (!strcmp(event->name, "gaschange") &&
(event->time.seconds == 0 ||
(first_sample && event->time.seconds == first_sample->time.seconds)))
return true;
for (int i = 0; i < evn_used; i++) {
if (!strcmp(event->name, ev_namelist[i].ev_name) && ev_namelist[i].plot_ev == false)
return true;
}
return false;
}
void TankItem::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight)
{
Q_UNUSED(topLeft);
Q_UNUSED(bottomRight);
// We don't have enougth data to calculate things, quit.
if (!dataModel || !pInfoEntry || !pInfoNr)
return;
// remove the old rectangles
foreach (QGraphicsRectItem *r, rects) {
delete(r);
}
rects.clear();
qreal width, left;
// Find correct end of the dive plot for correct end of the tankbar
struct plot_data *last_entry = &pInfoEntry[pInfoNr-1];
// get the information directly from the displayed_dive (the dc always exists)
struct divecomputer *dc = get_dive_dc(&displayed_dive, dc_number);
// start with the first gasmix and at the start of the dive
int cyl = explicit_first_cylinder(&displayed_dive, dc);
struct gasmix *gasmix = &displayed_dive.cylinder[cyl].gasmix;
int startTime = 0;
// work through all the gas changes and add the rectangle for each gas while it was used
struct event *ev = get_next_event(dc->events, "gaschange");
while (ev && ev->time.seconds < last_entry->sec) {
width = hAxis->posAtValue(ev->time.seconds) - hAxis->posAtValue(startTime);
left = hAxis->posAtValue(startTime);
createBar(left, width, gasmix);
startTime = ev->time.seconds;
gasmix = get_gasmix_from_event(&displayed_dive, ev);
ev = get_next_event(ev->next, "gaschange");
}
width = hAxis->posAtValue(last_entry->sec) - hAxis->posAtValue(startTime);
left = hAxis->posAtValue(startTime);
createBar(left, width, gasmix);
}
