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; }