QVariant CylindersModel::data(const QModelIndex& index, int role) const
{
QVariant ret;
if (!index.isValid() || index.row() >= MAX_CYLINDERS)
return ret;
cylinder_t *cyl = ¤t->cylinder[index.row()];
switch (role) {
case Qt::FontRole: {
QFont font = defaultModelFont();
switch (index.column()) {
case START: font.setItalic(!cyl->start.mbar); break;
case END: font.setItalic(!cyl->end.mbar); break;
}
ret = font;
break;
}
case Qt::TextAlignmentRole:
ret = Qt::AlignCenter;
break;
case Qt::DisplayRole:
case Qt::EditRole:
switch(index.column()) {
case TYPE:
ret = QString(cyl->type.description);
break;
case SIZE:
// we can't use get_volume_string because the idiotic imperial tank
// sizes take working pressure into account...
if (cyl->type.size.mliter) {
double volume;
int mbar = cyl->type.workingpressure.mbar;
if (mbar && prefs.units.volume == prefs.units.CUFT) {
volume = ml_to_cuft(cyl->type.size.mliter);
volume *= bar_to_atm(mbar / 1000.0);
} else {
volume = cyl->type.size.mliter / 1000.0;
}
ret = QString("%1").arg(volume, 0, 'f', 1);
}
break;
case WORKINGPRESS:
if (cyl->type.workingpressure.mbar)
ret = get_pressure_string(cyl->type.workingpressure, TRUE);
break;
case START:
if (cyl->start.mbar)
ret = get_pressure_string(cyl->start, FALSE);
else if (cyl->sample_start.mbar)
ret = get_pressure_string(cyl->sample_start, FALSE);
break;
case END:
if (cyl->end.mbar)
ret = get_pressure_string(cyl->end, FALSE);
else if (cyl->sample_end.mbar)
ret = get_pressure_string(cyl->sample_end, FALSE);
break;
case O2:
ret = percent_string(cyl->gasmix.o2);
break;
case HE:
ret = percent_string(cyl->gasmix.he);
break;
case DEPTH:
if (prefs.units.length == prefs.units.FEET)
ret = mm_to_feet(cyl->depth.mm);
else
ret = cyl->depth.mm / 1000;
break;
}
break;
case Qt::DecorationRole:
if (index.column() == REMOVE)
ret = QIcon(":trash");
break;
case Qt::ToolTipRole:
if (index.column() == REMOVE)
ret = tr("Clicking here will remove this cylinder.");
break;
}
return ret;
}
QVariant CylindersModel::data(const QModelIndex &index, int role) const
{
QVariant ret;
if (!index.isValid() || index.row() >= MAX_CYLINDERS)
return ret;
cylinder_t *cyl = &displayed_dive.cylinder[index.row()];
switch (role) {
case Qt::BackgroundRole: {
switch (index.column()) {
// mark the cylinder start / end pressure in red if the values
// seem implausible
case START:
case END:
if ((cyl->start.mbar && !cyl->end.mbar) ||
(cyl->end.mbar && cyl->start.mbar <= cyl->end.mbar))
ret = REDORANGE1_HIGH_TRANS;
else
ret = WHITE1;
break;
}
break;
}
case Qt::FontRole: {
QFont font = defaultModelFont();
switch (index.column()) {
case START:
font.setItalic(!cyl->start.mbar);
break;
case END:
font.setItalic(!cyl->end.mbar);
break;
}
ret = font;
break;
}
case Qt::TextAlignmentRole:
ret = Qt::AlignCenter;
break;
case Qt::DisplayRole:
case Qt::EditRole:
switch (index.column()) {
case TYPE:
ret = QString(cyl->type.description);
break;
case SIZE:
if (cyl->type.size.mliter)
ret = get_volume_string(cyl->type.size, true, cyl->type.workingpressure.mbar);
break;
case WORKINGPRESS:
if (cyl->type.workingpressure.mbar)
ret = get_pressure_string(cyl->type.workingpressure, true);
break;
case START:
if (cyl->start.mbar)
ret = get_pressure_string(cyl->start, true);
else if (cyl->sample_start.mbar)
ret = get_pressure_string(cyl->sample_start, true);
break;
case END:
if (cyl->end.mbar)
ret = get_pressure_string(cyl->end, true);
else if (cyl->sample_end.mbar)
ret = get_pressure_string(cyl->sample_end, true);
break;
case O2:
ret = percent_string(cyl->gasmix.o2);
break;
case HE:
ret = percent_string(cyl->gasmix.he);
break;
case DEPTH:
ret = get_depth_string(cyl->depth, true);
break;
}
break;
case Qt::DecorationRole:
if (index.column() == REMOVE)
ret = QIcon(":trash");
break;
case Qt::ToolTipRole:
if (index.column() == REMOVE)
ret = tr("Clicking here will remove this cylinder.");
break;
}
return ret;
}
