// SPDX-License-Identifier: GPL-2.0 #include "profile-widget/profilewidget2.h" #include "profile-widget/profilescene.h" #include "qt-models/diveplotdatamodel.h" #include "core/device.h" #include "core/event.h" #include "core/subsurface-string.h" #include "core/qthelper.h" #include "core/settings/qPrefTechnicalDetails.h" #include "core/settings/qPrefPartialPressureGas.h" #include "profile-widget/diveeventitem.h" #include "profile-widget/divetextitem.h" #include "profile-widget/divetooltipitem.h" #include "profile-widget/divehandler.h" #include "core/planner.h" #include "profile-widget/ruleritem.h" #include "core/pref.h" #include "qt-models/diveplannermodel.h" #include "qt-models/models.h" #include "core/errorhelper.h" #ifndef SUBSURFACE_MOBILE #include "desktop-widgets/simplewidgets.h" #include "commands/command.h" #include "core/gettextfromc.h" #include "core/imagedownloader.h" #endif #include #include #include #include #include #include #include #include #include #ifndef QT_NO_DEBUG #include #endif // Constant describing at which z-level the thumbnails are located. // We might add more constants here for easier customability. #ifndef SUBSURFACE_MOBILE static const double thumbnailBaseZValue = 100.0; #endif ProfileWidget2::ProfileWidget2(DivePlannerPointsModel *plannerModelIn, double dpr, QWidget *parent) : QGraphicsView(parent), profileScene(new ProfileScene(dpr, false, false)), currentState(INIT), plannerModel(plannerModelIn), zoomLevel(0), zoomFactor(1.15), #ifndef SUBSURFACE_MOBILE toolTipItem(new ToolTipItem()), #endif d(nullptr), dc(0), #ifndef SUBSURFACE_MOBILE mouseFollowerVertical(new DiveLineItem()), mouseFollowerHorizontal(new DiveLineItem()), rulerItem(new RulerItem2()), #endif shouldCalculateMax(true) { setupSceneAndFlags(); setupItemOnScene(); addItemsToScene(); scene()->installEventFilter(this); #ifndef SUBSURFACE_MOBILE setAcceptDrops(true); addActionShortcut(Qt::Key_Escape, &ProfileWidget2::keyEscAction); addActionShortcut(Qt::Key_Delete, &ProfileWidget2::keyDeleteAction); addActionShortcut(Qt::Key_Up, &ProfileWidget2::keyUpAction); addActionShortcut(Qt::Key_Down, &ProfileWidget2::keyDownAction); addActionShortcut(Qt::Key_Left, &ProfileWidget2::keyLeftAction); addActionShortcut(Qt::Key_Right, &ProfileWidget2::keyRightAction); connect(Thumbnailer::instance(), &Thumbnailer::thumbnailChanged, this, &ProfileWidget2::updateThumbnail, Qt::QueuedConnection); connect(&diveListNotifier, &DiveListNotifier::picturesRemoved, this, &ProfileWidget2::picturesRemoved); connect(&diveListNotifier, &DiveListNotifier::picturesAdded, this, &ProfileWidget2::picturesAdded); connect(&diveListNotifier, &DiveListNotifier::cylinderEdited, this, &ProfileWidget2::profileChanged); connect(&diveListNotifier, &DiveListNotifier::eventsChanged, this, &ProfileWidget2::profileChanged); connect(&diveListNotifier, &DiveListNotifier::pictureOffsetChanged, this, &ProfileWidget2::pictureOffsetChanged); connect(&diveListNotifier, &DiveListNotifier::divesChanged, this, &ProfileWidget2::divesChanged); connect(&diveListNotifier, &DiveListNotifier::deviceEdited, this, &ProfileWidget2::replot); #endif // SUBSURFACE_MOBILE #if !defined(QT_NO_DEBUG) && defined(SHOW_PLOT_INFO_TABLE) QTableView *diveDepthTableView = new QTableView(); diveDepthTableView->setModel(profileScene->dataModel); diveDepthTableView->show(); #endif auto tec = qPrefTechnicalDetails::instance(); connect(tec, &qPrefTechnicalDetails::calcalltissuesChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::calcceilingChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::gflowChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::gfhighChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::dcceilingChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::eadChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::calcceiling3mChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::modChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::calcndlttsChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::hrgraphChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::rulergraphChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::show_sacChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::zoomed_plotChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::decoinfoChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::show_pictures_in_profileChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::tankbarChanged , this, &ProfileWidget2::actionRequestedReplot); connect(tec, &qPrefTechnicalDetails::percentagegraphChanged , this, &ProfileWidget2::actionRequestedReplot); auto pp_gas = qPrefPartialPressureGas::instance(); connect(pp_gas, &qPrefPartialPressureGas::pheChanged, this, &ProfileWidget2::actionRequestedReplot); connect(pp_gas, &qPrefPartialPressureGas::pn2Changed, this, &ProfileWidget2::actionRequestedReplot); connect(pp_gas, &qPrefPartialPressureGas::po2Changed, this, &ProfileWidget2::actionRequestedReplot); setProfileState(); } ProfileWidget2::~ProfileWidget2() { } #ifndef SUBSURFACE_MOBILE void ProfileWidget2::addActionShortcut(const Qt::Key shortcut, void (ProfileWidget2::*slot)()) { QAction *action = new QAction(this); action->setShortcut(shortcut); action->setShortcutContext(Qt::WindowShortcut); addAction(action); connect(action, &QAction::triggered, this, slot); actionsForKeys[shortcut] = action; } #endif // SUBSURFACE_MOBILE void ProfileWidget2::addItemsToScene() { #ifndef SUBSURFACE_MOBILE scene()->addItem(toolTipItem); scene()->addItem(rulerItem); scene()->addItem(rulerItem->sourceNode()); scene()->addItem(rulerItem->destNode()); scene()->addItem(mouseFollowerHorizontal); scene()->addItem(mouseFollowerVertical); QPen pen(QColor(Qt::red).lighter()); pen.setWidth(0); mouseFollowerHorizontal->setPen(pen); mouseFollowerVertical->setPen(pen); #endif } void ProfileWidget2::setupItemOnScene() { #ifndef SUBSURFACE_MOBILE toolTipItem->setZValue(9998); toolTipItem->setTimeAxis(profileScene->timeAxis); rulerItem->setZValue(9997); rulerItem->setAxis(profileScene->timeAxis, profileScene->profileYAxis); #endif } void ProfileWidget2::replot() { plotDive(d, dc, false); } void ProfileWidget2::setupSceneAndFlags() { setScene(profileScene.get()); setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); setOptimizationFlags(QGraphicsView::DontSavePainterState); setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate); setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing | QPainter::SmoothPixmapTransform); setMouseTracking(true); } void ProfileWidget2::resetZoom() { if (!zoomLevel) return; const qreal defScale = 1.0 / qPow(zoomFactor, (qreal)zoomLevel); scale(defScale, defScale); zoomLevel = 0; } // Currently just one dive, but the plan is to enable All of the selected dives. void ProfileWidget2::plotDive(const struct dive *dIn, int dcIn, bool doClearPictures, bool instant) { // If there was no previously displayed dive, turn off animations if (!d) instant = true; d = dIn; dc = dcIn; if (!d) { clear(); return; } QElapsedTimer measureDuration; // let's measure how long this takes us (maybe we'll turn of TTL calculation later measureDuration.start(); #ifdef SUBSURFACE_MOBILE Q_UNUSED(doClearPictures); #endif // restore default zoom level resetZoom(); DivePlannerPointsModel *model = currentState == EDIT || currentState == PLAN ? plannerModel : nullptr; bool inPlanner = currentState == PLAN; profileScene->plotDive(d, dc, model, inPlanner, instant, shouldCalculateMax); #ifndef SUBSURFACE_MOBILE // reset some item visibility on printMode changes toolTipItem->setVisible(!profileScene->printMode); rulerItem->setVisible(prefs.rulergraph && !profileScene->printMode && currentState != PLAN && currentState != EDIT); toolTipItem->setPlotInfo(profileScene->plotInfo); rulerItem->setPlotInfo(d, profileScene->plotInfo); if ((currentState == EDIT || currentState == PLAN) && plannerModel) { repositionDiveHandlers(); plannerModel->deleteTemporaryPlan(); } if (doClearPictures) clearPictures(); else plotPicturesInternal(d, instant); toolTipItem->refresh(d, mapToScene(mapFromGlobal(QCursor::pos())), currentState == PLAN); #endif // OK, how long did this take us? Anything above the second is way too long, // so if we are calculation TTS / NDL then let's force that off. qint64 elapsedTime = measureDuration.elapsed(); if (verbose) qDebug() << "Profile calculation for dive " << d->number << "took" << elapsedTime << "ms" << " -- calculated ceiling preference is" << prefs.calcceiling; if (elapsedTime > 1000 && prefs.calcndltts) { qPrefTechnicalDetails::set_calcndltts(false); report_error(qPrintable(tr("Show NDL / TTS was disabled because of excessive processing time"))); } } void ProfileWidget2::divesChanged(const QVector &dives, DiveField field) { // If the mode of the currently displayed dive changed, replot if (field.mode && std::any_of(dives.begin(), dives.end(), [id = displayed_dive.id] (const dive *d) { return d->id == id; } )) replot(); } void ProfileWidget2::actionRequestedReplot(bool) { settingsChanged(); } void ProfileWidget2::settingsChanged() { profileScene->updateAxes(false); replot(); } void ProfileWidget2::resizeEvent(QResizeEvent *event) { QGraphicsView::resizeEvent(event); profileScene->resize(viewport()->size()); plotDive(d, dc, false, true); // disable animation on resize events } #ifndef SUBSURFACE_MOBILE void ProfileWidget2::mousePressEvent(QMouseEvent *event) { if (zoomLevel) return; QGraphicsView::mousePressEvent(event); if (currentState == PLAN || currentState == EDIT) shouldCalculateMax = false; } void ProfileWidget2::divePlannerHandlerClicked() { if (zoomLevel) return; shouldCalculateMax = false; } void ProfileWidget2::divePlannerHandlerReleased() { if (zoomLevel) return; shouldCalculateMax = true; replot(); } void ProfileWidget2::mouseReleaseEvent(QMouseEvent *event) { if (zoomLevel) return; QGraphicsView::mouseReleaseEvent(event); if (currentState == PLAN || currentState == EDIT) { shouldCalculateMax = true; replot(); } } #endif void ProfileWidget2::scale(qreal sx, qreal sy) { QGraphicsView::scale(sx, sy); #ifndef SUBSURFACE_MOBILE // Since the zoom level changed, adjust the duration bars accordingly. // We want to grow/shrink the length, but not the height and pen. for (PictureEntry &p: pictures) updateDurationLine(p); // Since we created new duration lines, we have to update the order in which the thumbnails is painted. updateThumbnailPaintOrder(); #endif } #ifndef SUBSURFACE_MOBILE void ProfileWidget2::wheelEvent(QWheelEvent *event) { if (!d) return; QPoint toolTipPos = mapFromScene(toolTipItem->pos()); if (event->buttons() == Qt::LeftButton) return; if (event->angleDelta().y() > 0 && zoomLevel < 20) { scale(zoomFactor, zoomFactor); zoomLevel++; } else if (event->angleDelta().y() < 0 && zoomLevel > 0) { // Zooming out scale(1.0 / zoomFactor, 1.0 / zoomFactor); zoomLevel--; } #if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0) scrollViewTo(event->position().toPoint()); #else scrollViewTo(event->pos()); #endif toolTipItem->setPos(mapToScene(toolTipPos)); } void ProfileWidget2::mouseDoubleClickEvent(QMouseEvent *event) { if ((currentState == PLAN || currentState == EDIT) && plannerModel) { QPointF mappedPos = mapToScene(event->pos()); if (profileScene->isPointOutOfBoundaries(mappedPos)) return; int minutes = lrint(profileScene->timeAxis->valueAt(mappedPos) / 60); int milimeters = lrint(profileScene->profileYAxis->valueAt(mappedPos) / M_OR_FT(1, 1)) * M_OR_FT(1, 1); plannerModel->addStop(milimeters, minutes * 60); } } void ProfileWidget2::scrollViewTo(const QPoint &pos) { /* since we cannot use translate() directly on the scene we hack on * the scroll bars (hidden) functionality */ if (!zoomLevel || !d) return; QScrollBar *vs = verticalScrollBar(); QScrollBar *hs = horizontalScrollBar(); const qreal yRat = (qreal)pos.y() / viewport()->height(); const qreal xRat = (qreal)pos.x() / viewport()->width(); vs->setValue(lrint(yRat * vs->maximum())); hs->setValue(lrint(xRat * hs->maximum())); } void ProfileWidget2::mouseMoveEvent(QMouseEvent *event) { QPointF pos = mapToScene(event->pos()); toolTipItem->refresh(d, mapToScene(mapFromGlobal(QCursor::pos())), currentState == PLAN); if (zoomLevel == 0) { QGraphicsView::mouseMoveEvent(event); } else { QPoint toolTipPos = mapFromScene(toolTipItem->pos()); scrollViewTo(event->pos()); toolTipItem->setPos(mapToScene(toolTipPos)); } qreal vValue = profileScene->profileYAxis->valueAt(pos); qreal hValue = profileScene->timeAxis->valueAt(pos); if (profileScene->profileYAxis->maximum() >= vValue && profileScene->profileYAxis->minimum() <= vValue) { mouseFollowerHorizontal->setPos(profileScene->timeAxis->pos().x(), pos.y()); } if (profileScene->timeAxis->maximum() >= hValue && profileScene->timeAxis->minimum() <= hValue) { mouseFollowerVertical->setPos(pos.x(), profileScene->profileYAxis->line().y1()); } } bool ProfileWidget2::eventFilter(QObject *object, QEvent *event) { QGraphicsScene *s = qobject_cast(object); if (s && event->type() == QEvent::GraphicsSceneHelp) { event->ignore(); return true; } return QGraphicsView::eventFilter(object, event); } #endif template static void hideAll(const T &container) { for (auto &item: container) item->setVisible(false); } void ProfileWidget2::clear() { #ifndef SUBSURFACE_MOBILE clearPictures(); #endif disconnectTemporaryConnections(); profileScene->clear(); handles.clear(); gases.clear(); } void ProfileWidget2::setProfileState(const dive *dIn, int dcIn) { d = dIn; dc = dcIn; setProfileState(); } void ProfileWidget2::setProfileState() { if (currentState == PROFILE) return; disconnectTemporaryConnections(); currentState = PROFILE; setBackgroundBrush(getColor(::BACKGROUND, profileScene->isGrayscale)); profileScene->updateAxes(true); #ifndef SUBSURFACE_MOBILE toolTipItem->readPos(); toolTipItem->setVisible(true); rulerItem->setVisible(prefs.rulergraph); mouseFollowerHorizontal->setVisible(false); mouseFollowerVertical->setVisible(false); #endif handles.clear(); gases.clear(); } #ifndef SUBSURFACE_MOBILE void ProfileWidget2::connectPlannerModel() { connect(plannerModel, &DivePlannerPointsModel::dataChanged, this, &ProfileWidget2::replot); connect(plannerModel, &DivePlannerPointsModel::cylinderModelEdited, this, &ProfileWidget2::replot); connect(plannerModel, &DivePlannerPointsModel::modelReset, this, &ProfileWidget2::pointsReset); connect(plannerModel, &DivePlannerPointsModel::rowsInserted, this, &ProfileWidget2::pointInserted); connect(plannerModel, &DivePlannerPointsModel::rowsRemoved, this, &ProfileWidget2::pointsRemoved); connect(plannerModel, &DivePlannerPointsModel::rowsMoved, this, &ProfileWidget2::pointsMoved); } void ProfileWidget2::setEditState(const dive *d, int dc) { if (currentState == EDIT) return; setProfileState(d, dc); mouseFollowerHorizontal->setVisible(true); mouseFollowerVertical->setVisible(true); mouseFollowerHorizontal->setLine(profileScene->timeAxis->line()); mouseFollowerVertical->setLine(QLineF(0, profileScene->profileYAxis->pos().y(), 0, profileScene->timeAxis->pos().y())); disconnectTemporaryConnections(); actionsForKeys[Qt::Key_Left]->setShortcut(Qt::Key_Left); actionsForKeys[Qt::Key_Right]->setShortcut(Qt::Key_Right); actionsForKeys[Qt::Key_Up]->setShortcut(Qt::Key_Up); actionsForKeys[Qt::Key_Down]->setShortcut(Qt::Key_Down); actionsForKeys[Qt::Key_Escape]->setShortcut(Qt::Key_Escape); actionsForKeys[Qt::Key_Delete]->setShortcut(Qt::Key_Delete); connectPlannerModel(); /* show the same stuff that the profile shows. */ currentState = EDIT; /* enable the add state. */ setBackgroundBrush(QColor("#A7DCFF")); pointsReset(); repositionDiveHandlers(); } void ProfileWidget2::setPlanState(const dive *d, int dc) { if (currentState == PLAN) return; setProfileState(d, dc); mouseFollowerHorizontal->setVisible(true); mouseFollowerVertical->setVisible(true); mouseFollowerHorizontal->setLine(profileScene->timeAxis->line()); mouseFollowerVertical->setLine(QLineF(0, profileScene->profileYAxis->pos().y(), 0, profileScene->timeAxis->pos().y())); disconnectTemporaryConnections(); actionsForKeys[Qt::Key_Left]->setShortcut(Qt::Key_Left); actionsForKeys[Qt::Key_Right]->setShortcut(Qt::Key_Right); actionsForKeys[Qt::Key_Up]->setShortcut(Qt::Key_Up); actionsForKeys[Qt::Key_Down]->setShortcut(Qt::Key_Down); actionsForKeys[Qt::Key_Escape]->setShortcut(Qt::Key_Escape); actionsForKeys[Qt::Key_Delete]->setShortcut(Qt::Key_Delete); connectPlannerModel(); /* show the same stuff that the profile shows. */ currentState = PLAN; /* enable the add state. */ setBackgroundBrush(QColor("#D7E3EF")); pointsReset(); repositionDiveHandlers(); } #endif bool ProfileWidget2::isPlanner() const { return currentState == PLAN; } #if 0 // TODO::: FINISH OR DISABLE struct int ProfileWidget2::getEntryFromPos(QPointF pos) { // find the time stamp corresponding to the mouse position int seconds = lrint(timeAxis->valueAt(pos)); for (int i = 0; i < plotInfo.nr; i++) { if (plotInfo.entry[i].sec >= seconds) return i; } return plotInfo.nr - 1; } #endif #ifndef SUBSURFACE_MOBILE /// Prints cylinder information for display. /// eg : "Cyl 1 (AL80 EAN32)" static QString printCylinderDescription(int i, const cylinder_t *cylinder) { QString label = gettextFromC::tr("Cyl") + QString(" %1").arg(i+1); if( cylinder != NULL ) { QString mix = get_gas_string(cylinder->gasmix); label += QString(" (%2 %3)").arg(cylinder->type.description).arg(mix); } return label; } static bool isDiveTextItem(const QGraphicsItem *item, const DiveTextItem *textItem) { while (item) { if (item == textItem) return true; item = item->parentItem(); } return false; } void ProfileWidget2::contextMenuEvent(QContextMenuEvent *event) { if (currentState == EDIT || currentState == PLAN) { QGraphicsView::contextMenuEvent(event); return; } QMenu m; if (!d) return; // figure out if we are ontop of the dive computer name in the profile QGraphicsItem *sceneItem = itemAt(mapFromGlobal(event->globalPos())); if (isDiveTextItem(sceneItem, profileScene->diveComputerText)) { const struct divecomputer *currentdc = get_dive_dc_const(d, dc); if (!currentdc->deviceid && dc == 0 && number_of_computers(d) == 1) // nothing to do, can't rename, delete or reorder return; // create menu to show when right clicking on dive computer name if (dc > 0) m.addAction(tr("Make first dive computer"), this, &ProfileWidget2::makeFirstDC); if (number_of_computers(d) > 1) { m.addAction(tr("Delete this dive computer"), this, &ProfileWidget2::deleteCurrentDC); m.addAction(tr("Split this dive computer into own dive"), this, &ProfileWidget2::splitCurrentDC); } if (currentdc->deviceid) m.addAction(tr("Rename this dive computer"), this, &ProfileWidget2::renameCurrentDC); m.exec(event->globalPos()); // don't show the regular profile context menu return; } // create the profile context menu QPointF scenePos = mapToScene(mapFromGlobal(event->globalPos())); qreal sec_val = profileScene->timeAxis->valueAt(scenePos); int seconds = (sec_val < 0.0) ? 0 : (int)sec_val; DiveEventItem *item = dynamic_cast(sceneItem); // Add or edit Gas Change if (d && item && event_is_gaschange(item->getEvent())) { int eventTime = item->getEvent()->time.seconds; QMenu *gasChange = m.addMenu(tr("Edit Gas Change")); for (int i = 0; i < d->cylinders.nr; i++) { const cylinder_t *cylinder = get_cylinder(d, i); QString label = printCylinderDescription(i, cylinder); gasChange->addAction(label, [this, i, eventTime] { changeGas(i, eventTime); }); } } else if (d && d->cylinders.nr > 1) { // if we have more than one gas, offer to switch to another one QMenu *gasChange = m.addMenu(tr("Add gas change")); for (int i = 0; i < d->cylinders.nr; i++) { const cylinder_t *cylinder = get_cylinder(d, i); QString label = printCylinderDescription(i, cylinder); gasChange->addAction(label, [this, i, seconds] { changeGas(i, seconds); }); } } m.addAction(tr("Add setpoint change"), [this, seconds]() { ProfileWidget2::addSetpointChange(seconds); }); m.addAction(tr("Add bookmark"), [this, seconds]() { addBookmark(seconds); }); m.addAction(tr("Split dive into two"), [this, seconds]() { splitDive(seconds); }); const struct event *ev = NULL; enum divemode_t divemode = UNDEF_COMP_TYPE; get_current_divemode(get_dive_dc_const(d, dc), seconds, &ev, &divemode); QMenu *changeMode = m.addMenu(tr("Change divemode")); if (divemode != OC) changeMode->addAction(gettextFromC::tr(divemode_text_ui[OC]), [this, seconds](){ addDivemodeSwitch(seconds, OC); }); if (divemode != CCR) changeMode->addAction(gettextFromC::tr(divemode_text_ui[CCR]), [this, seconds](){ addDivemodeSwitch(seconds, CCR); }); if (divemode != PSCR) changeMode->addAction(gettextFromC::tr(divemode_text_ui[PSCR]), [this, seconds](){ addDivemodeSwitch(seconds, PSCR); }); if (same_string(get_dive_dc_const(d, dc)->model, "manually added dive") || !get_dive_dc_const(d, dc)->samples) m.addAction(tr("Edit the profile"), this, &ProfileWidget2::editCurrentDive); if (DiveEventItem *item = dynamic_cast(sceneItem)) { m.addAction(tr("Remove event"), [this,item] { removeEvent(item); }); m.addAction(tr("Hide similar events"), [this, item] { hideEvents(item); }); const struct event *dcEvent = item->getEvent(); if (dcEvent->type == SAMPLE_EVENT_BOOKMARK) m.addAction(tr("Edit name"), [this, item] { editName(item); }); #if 0 // TODO::: FINISH OR DISABLE QPointF scenePos = mapToScene(event->pos()); int idx = getEntryFromPos(scenePos); // this shows how to figure out if we should ask the user if they want adjust interpolated pressures // at either side of a gas change if (dcEvent->type == SAMPLE_EVENT_GASCHANGE || dcEvent->type == SAMPLE_EVENT_GASCHANGE2) { qDebug() << "figure out if there are interpolated pressures"; int gasChangeIdx = idx; while (gasChangeIdx > 0) { --gasChangeIdx; if (plotInfo.entry[gasChangeIdx].sec <= dcEvent->time.seconds) break; } const struct plot_data &gasChangeEntry = plotInfo.entry[newGasIdx]; qDebug() << "at gas change at" << gasChangeEntry->sec << ": sensor pressure" << get_plot_sensor_pressure(&plotInfo, newGasIdx) << "interpolated" << ;get_plot_sensor_pressure(&plotInfo, newGasIdx); // now gasChangeEntry points at the gas change, that entry has the final pressure of // the old tank, the next entry has the starting pressure of the next tank if (gasChangeIdx < plotInfo.nr - 1) { int newGasIdx = gasChangeIdx + 1; const struct plot_data &newGasEntry = plotInfo.entry[newGasIdx]; qDebug() << "after gas change at " << newGasEntry->sec << ": sensor pressure" << newGasEntry->pressure[0] << "interpolated" << newGasEntry->pressure[1]; if (get_plot_sensor_pressure(&plotInfo, gasChangeIdx) == 0 || get_cylinder(d, gasChangeEntry->sensor[0])->sample_start.mbar == 0) { // if we have no sensorpressure or if we have no pressure from samples we can assume that // we only have interpolated pressure (the pressure in the entry may be stored in the sensor // pressure field if this is the first or last entry for this tank... see details in gaspressures.c pressure_t pressure; pressure.mbar = get_plot_interpolated_pressure(&plotInfo, gasChangeIdx) ? : get_plot_sensor_pressure(&plotInfo, gasChangeIdx); QAction *adjustOldPressure = m.addAction(tr("Adjust pressure of cyl. %1 (currently interpolated as %2)") .arg(gasChangeEntry->sensor[0] + 1).arg(get_pressure_string(pressure))); } if (get_plot_sensor_pressure(&plotInfo, newGasIdx) == 0 || get_cylinder(d, newGasEntry->sensor[0])->sample_start.mbar == 0) { // we only have interpolated press -- see commend above pressure_t pressure; pressure.mbar = get_plot_interpolated_pressure(&plotInfo, newGasIdx) ? : get_plot_sensor_pressure(&plotInfo, newGasIdx); QAction *adjustOldPressure = m.addAction(tr("Adjust pressure of cyl. %1 (currently interpolated as %2)") .arg(newGasEntry->sensor[0] + 1).arg(get_pressure_string(pressure))); } } } #endif } bool some_hidden = false; for (int i = 0; i < evn_used; i++) { if (ev_namelist[i].plot_ev == false) { some_hidden = true; break; } } if (some_hidden) m.addAction(tr("Unhide all events"), this, &ProfileWidget2::unhideEvents); m.exec(event->globalPos()); } void ProfileWidget2::deleteCurrentDC() { if (d) Command::deleteDiveComputer(mutable_dive(), dc); } void ProfileWidget2::splitCurrentDC() { if (d) Command::splitDiveComputer(mutable_dive(), dc); } void ProfileWidget2::makeFirstDC() { if (d) Command::moveDiveComputerToFront(mutable_dive(), dc); } void ProfileWidget2::renameCurrentDC() { bool ok; QString newName = QInputDialog::getText(this, tr("Edit nickname"), tr("Set new nickname for %1 (serial %2):").arg(current_dc->model).arg(current_dc->serial), QLineEdit::Normal, get_dc_nickname(current_dc), &ok); if (ok) Command::editDeviceNickname(current_dc, newName); } void ProfileWidget2::hideEvents(DiveEventItem *item) { const struct event *event = item->getEvent(); if (QMessageBox::question(this, TITLE_OR_TEXT(tr("Hide events"), tr("Hide all %1 events?").arg(event->name)), QMessageBox::Ok | QMessageBox::Cancel) == QMessageBox::Ok) { if (!empty_string(event->name)) { for (int i = 0; i < evn_used; i++) { if (same_string(event->name, ev_namelist[i].ev_name)) { ev_namelist[i].plot_ev = false; break; } } Q_FOREACH (DiveEventItem *evItem, profileScene->eventItems) { if (same_string(evItem->getEvent()->name, event->name)) evItem->hide(); } } else { item->hide(); } } } void ProfileWidget2::unhideEvents() { for (int i = 0; i < evn_used; i++) { ev_namelist[i].plot_ev = true; } Q_FOREACH (DiveEventItem *item, profileScene->eventItems) item->show(); } void ProfileWidget2::removeEvent(DiveEventItem *item) { struct event *event = item->getEventMutable(); if (!event || !d) return; if (QMessageBox::question(this, TITLE_OR_TEXT( tr("Remove the selected event?"), tr("%1 @ %2:%3").arg(event->name).arg(event->time.seconds / 60).arg(event->time.seconds % 60, 2, 10, QChar('0'))), QMessageBox::Ok | QMessageBox::Cancel) == QMessageBox::Ok) Command::removeEvent(mutable_dive(), dc, event); } void ProfileWidget2::addBookmark(int seconds) { if (d) Command::addEventBookmark(mutable_dive(), dc, seconds); } void ProfileWidget2::addDivemodeSwitch(int seconds, int divemode) { if (d) Command::addEventDivemodeSwitch(mutable_dive(), dc, seconds, divemode); } void ProfileWidget2::addSetpointChange(int seconds) { if (!d) return; SetpointDialog dialog(mutable_dive(), dc, seconds); dialog.exec(); } void ProfileWidget2::splitDive(int seconds) { if (!d) return; Command::splitDives(mutable_dive(), duration_t{ seconds }); } void ProfileWidget2::changeGas(int tank, int seconds) { if (!d || tank < 0 || tank >= d->cylinders.nr) return; Command::addGasSwitch(mutable_dive(), dc, seconds, tank); } #endif #ifndef SUBSURFACE_MOBILE void ProfileWidget2::editName(DiveEventItem *item) { struct event *event = item->getEventMutable(); if (!event || !d) return; bool ok; QString newName = QInputDialog::getText(this, tr("Edit name of bookmark"), tr("Custom name:"), QLineEdit::Normal, event->name, &ok); if (ok && !newName.isEmpty()) { if (newName.length() > 22) { //longer names will display as garbage. QMessageBox lengthWarning; lengthWarning.setText(tr("Name is too long!")); lengthWarning.exec(); return; } Command::renameEvent(mutable_dive(), dc, event, qPrintable(newName)); } } #endif void ProfileWidget2::disconnectTemporaryConnections() { #ifndef SUBSURFACE_MOBILE if (plannerModel) { disconnect(plannerModel, &DivePlannerPointsModel::dataChanged, this, &ProfileWidget2::replot); disconnect(plannerModel, &DivePlannerPointsModel::cylinderModelEdited, this, &ProfileWidget2::replot); disconnect(plannerModel, &DivePlannerPointsModel::modelReset, this, &ProfileWidget2::pointsReset); disconnect(plannerModel, &DivePlannerPointsModel::rowsInserted, this, &ProfileWidget2::pointInserted); disconnect(plannerModel, &DivePlannerPointsModel::rowsRemoved, this, &ProfileWidget2::pointsRemoved); disconnect(plannerModel, &DivePlannerPointsModel::rowsMoved, this, &ProfileWidget2::pointsMoved); } #endif Q_FOREACH (QAction *action, actionsForKeys.values()) { action->setShortcut(QKeySequence()); action->setShortcutContext(Qt::WidgetShortcut); } } int ProfileWidget2::handleIndex(const DiveHandler *h) const { auto it = std::find_if(handles.begin(), handles.end(), [h] (const std::unique_ptr &h2) { return h == h2.get(); }); return it != handles.end() ? it - handles.begin() : -1; } #ifndef SUBSURFACE_MOBILE DiveHandler *ProfileWidget2::createHandle() { DiveHandler *item = new DiveHandler(d); scene()->addItem(item); connect(item, &DiveHandler::moved, this, &ProfileWidget2::divePlannerHandlerMoved); connect(item, &DiveHandler::clicked, this, &ProfileWidget2::divePlannerHandlerClicked); connect(item, &DiveHandler::released, this, &ProfileWidget2::divePlannerHandlerReleased); return item; } QGraphicsSimpleTextItem *ProfileWidget2::createGas() { QGraphicsSimpleTextItem *gasChooseBtn = new QGraphicsSimpleTextItem(); scene()->addItem(gasChooseBtn); gasChooseBtn->setZValue(10); gasChooseBtn->setFlag(QGraphicsItem::ItemIgnoresTransformations); return gasChooseBtn; } void ProfileWidget2::pointsReset() { handles.clear(); gases.clear(); int count = plannerModel->rowCount(); for (int i = 0; i < count; ++i) { handles.emplace_back(createHandle()); gases.emplace_back(createGas()); } } void ProfileWidget2::pointInserted(const QModelIndex &, int from, int to) { for (int i = from; i <= to; ++i) { handles.emplace(handles.begin() + i, createHandle()); gases.emplace(gases.begin() + i, createGas()); } // Note: we don't replot the dive here, because when removing multiple // points, these might trickle in one-by-one. Instead, the model will // emit a data-changed signal. } void ProfileWidget2::pointsRemoved(const QModelIndex &, int start, int end) { // Qt's model/view API is mad. The end-point is inclusive, which means that the empty range is [0,-1]! handles.erase(handles.begin() + start, handles.begin() + end + 1); gases.erase(gases.begin() + start, gases.begin() + end + 1); scene()->clearSelection(); // Note: we don't replot the dive here, because when removing multiple // points, these might trickle in one-by-one. Instead, the model will // emit a data-changed signal. } void ProfileWidget2::pointsMoved(const QModelIndex &, int start, int end, const QModelIndex &, int row) { moveInVector(handles, start, end + 1, row); moveInVector(gases, start, end + 1, row); } void ProfileWidget2::repositionDiveHandlers() { hideAll(gases); // Re-position the user generated dive handlers for (int i = 0; i < plannerModel->rowCount(); i++) { struct divedatapoint datapoint = plannerModel->at(i); if (datapoint.time == 0) // those are the magic entries for tanks continue; DiveHandler *h = handles[i].get(); h->setVisible(datapoint.entered); h->setPos(profileScene->timeAxis->posAtValue(datapoint.time), profileScene->profileYAxis->posAtValue(datapoint.depth.mm)); QPointF p1; if (i == 0) { if (prefs.drop_stone_mode) // place the text on the straight line from the drop to stone position p1 = QPointF(profileScene->timeAxis->posAtValue(datapoint.depth.mm / prefs.descrate), profileScene->profileYAxis->posAtValue(datapoint.depth.mm)); else // place the text on the straight line from the origin to the first position p1 = QPointF(profileScene->timeAxis->posAtValue(0), profileScene->profileYAxis->posAtValue(0)); } else { // place the text on the line from the last position p1 = handles[i - 1]->pos(); } QPointF p2 = handles[i]->pos(); QLineF line(p1, p2); QPointF pos = line.pointAt(0.5); gases[i]->setPos(pos); if (datapoint.cylinderid >= 0 && datapoint.cylinderid < d->cylinders.nr) gases[i]->setText(get_gas_string(get_cylinder(d, datapoint.cylinderid)->gasmix)); else gases[i]->setText(QString()); gases[i]->setVisible(datapoint.entered && (i == 0 || gases[i]->text() != gases[i-1]->text())); } } void ProfileWidget2::divePlannerHandlerMoved() { DiveHandler *activeHandler = qobject_cast(sender()); int index = handleIndex(activeHandler); // Grow the time axis if necessary. int minutes = lrint(profileScene->timeAxis->valueAt(activeHandler->pos()) / 60); if (minutes * 60 > profileScene->timeAxis->maximum() * 0.9) profileScene->timeAxis->setMaximum(profileScene->timeAxis->maximum() * 1.02); divedatapoint data = plannerModel->at(index); data.depth.mm = lrint(profileScene->profileYAxis->valueAt(activeHandler->pos()) / M_OR_FT(1, 1)) * M_OR_FT(1, 1); data.time = lrint(profileScene->timeAxis->valueAt(activeHandler->pos())); plannerModel->editStop(index, data); } void ProfileWidget2::keyDownAction() { if ((currentState != EDIT && currentState != PLAN) || !plannerModel) return; Q_FOREACH (QGraphicsItem *i, scene()->selectedItems()) { if (DiveHandler *handler = qgraphicsitem_cast(i)) { int row = handleIndex(handler); divedatapoint dp = plannerModel->at(row); dp.depth.mm += M_OR_FT(1, 5); plannerModel->editStop(row, dp); } } } void ProfileWidget2::keyUpAction() { if ((currentState != EDIT && currentState != PLAN) || !plannerModel) return; Q_FOREACH (QGraphicsItem *i, scene()->selectedItems()) { if (DiveHandler *handler = qgraphicsitem_cast(i)) { int row = handleIndex(handler); divedatapoint dp = plannerModel->at(row); if (dp.depth.mm <= 0) continue; dp.depth.mm -= M_OR_FT(1, 5); plannerModel->editStop(row, dp); } } } void ProfileWidget2::keyLeftAction() { if ((currentState != EDIT && currentState != PLAN) || !plannerModel) return; Q_FOREACH (QGraphicsItem *i, scene()->selectedItems()) { if (DiveHandler *handler = qgraphicsitem_cast(i)) { int row = handleIndex(handler); divedatapoint dp = plannerModel->at(row); if (dp.time / 60 <= 0) continue; dp.time -= 60; plannerModel->editStop(row, dp); } } } void ProfileWidget2::keyRightAction() { if ((currentState != EDIT && currentState != PLAN) || !plannerModel) return; Q_FOREACH (QGraphicsItem *i, scene()->selectedItems()) { if (DiveHandler *handler = qgraphicsitem_cast(i)) { int row = handleIndex(handler); divedatapoint dp = plannerModel->at(row); dp.time += 60; plannerModel->editStop(row, dp); } } } void ProfileWidget2::keyDeleteAction() { if ((currentState != EDIT && currentState != PLAN) || !plannerModel) return; QVector selectedIndices; Q_FOREACH (QGraphicsItem *i, scene()->selectedItems()) { if (DiveHandler *handler = qgraphicsitem_cast(i)) { selectedIndices.push_back(handleIndex(handler)); handler->hide(); } } if (!selectedIndices.isEmpty()) plannerModel->removeSelectedPoints(selectedIndices); } void ProfileWidget2::keyEscAction() { if ((currentState != EDIT && currentState != PLAN) || !plannerModel) return; if (scene()->selectedItems().count()) { scene()->clearSelection(); return; } if (plannerModel->isPlanner()) plannerModel->cancelPlan(); } void ProfileWidget2::clearPictures() { pictures.clear(); } static const double unscaledDurationLineWidth = 2.5; static const double unscaledDurationLinePenWidth = 0.5; // Reset the duration line after an image was moved or we found a new duration void ProfileWidget2::updateDurationLine(PictureEntry &e) { if (e.duration.seconds > 0) { // We know the duration of this video, reset the line symbolizing its extent accordingly double begin = profileScene->timeAxis->posAtValue(e.offset.seconds); double end = profileScene->timeAxis->posAtValue(e.offset.seconds + e.duration.seconds); double y = e.thumbnail->y(); // Undo scaling for pen-width and line-width. For this purpose, we use the scaling of the y-axis. double scale = transform().m22(); double durationLineWidth = unscaledDurationLineWidth / scale; double durationLinePenWidth = unscaledDurationLinePenWidth / scale; e.durationLine.reset(new QGraphicsRectItem(begin, y - durationLineWidth - durationLinePenWidth, end - begin, durationLineWidth)); e.durationLine->setPen(QPen(getColor(DURATION_LINE, profileScene->isGrayscale), durationLinePenWidth)); e.durationLine->setBrush(getColor(::BACKGROUND, profileScene->isGrayscale)); e.durationLine->setVisible(prefs.show_pictures_in_profile); scene()->addItem(e.durationLine.get()); } else { // This is either a picture or a video with unknown duration. // In case there was a line (how could that be?) remove it. e.durationLine.reset(); } } // This function is called asynchronously by the thumbnailer if a thumbnail // was fetched from disk or freshly calculated. void ProfileWidget2::updateThumbnail(QString filename, QImage thumbnail, duration_t duration) { // Find the picture with the given filename auto it = std::find_if(pictures.begin(), pictures.end(), [&filename](const PictureEntry &e) { return e.filename == filename; }); // If we didn't find a picture, it does either not belong to the current dive, // or its timestamp is outside of the profile. if (it != pictures.end()) { // Replace the pixmap of the thumbnail with the newly calculated one. int size = Thumbnailer::defaultThumbnailSize(); it->thumbnail->setPixmap(QPixmap::fromImage(thumbnail.scaled(size, size, Qt::KeepAspectRatio))); // If the duration changed, update the line if (duration.seconds != it->duration.seconds) { it->duration = duration; updateDurationLine(*it); // If we created / removed a duration line, we have to update the thumbnail paint order. updateThumbnailPaintOrder(); } } } // Create a PictureEntry object and add its thumbnail to the scene if profile pictures are shown. ProfileWidget2::PictureEntry::PictureEntry(offset_t offsetIn, const QString &filenameIn, ProfileWidget2 *profile, bool synchronous) : offset(offsetIn), duration(duration_t {0}), filename(filenameIn), thumbnail(new DivePictureItem) { QGraphicsScene *scene = profile->scene(); int size = Thumbnailer::defaultThumbnailSize(); scene->addItem(thumbnail.get()); thumbnail->setVisible(prefs.show_pictures_in_profile); QImage img = Thumbnailer::instance()->fetchThumbnail(filename, synchronous).scaled(size, size, Qt::KeepAspectRatio); thumbnail->setPixmap(QPixmap::fromImage(img)); thumbnail->setFileUrl(filename); connect(thumbnail.get(), &DivePictureItem::removePicture, profile, &ProfileWidget2::removePicture); } // Define a default sort order for picture-entries: sort lexicographically by timestamp and filename. bool ProfileWidget2::PictureEntry::operator< (const PictureEntry &e) const { // Use std::tie() for lexicographical sorting. return std::tie(offset.seconds, filename) < std::tie(e.offset.seconds, e.filename); } // This function updates the paint order of the thumbnails and duration-lines, such that later // thumbnails are painted on top of previous thumbnails and duration-lines on top of the thumbnail // they belong to. void ProfileWidget2::updateThumbnailPaintOrder() { if (!pictures.size()) return; // To get the correct sort order, we place in thumbnails at equal z-distances // between thumbnailBaseZValue and (thumbnailBaseZValue + 1.0). // Duration-lines are placed between the thumbnails. double z = thumbnailBaseZValue; double step = 1.0 / (double)pictures.size(); for (PictureEntry &e: pictures) { e.thumbnail->setBaseZValue(z); if (e.durationLine) e.durationLine->setZValue(z + step / 2.0); z += step; } } // Calculate the y-coordinates of the thumbnails, which are supposed to be sorted by x-coordinate. // This will also change the order in which the thumbnails are painted, to avoid weird effects, // when items are added later to the scene. This is done using the QGraphicsItem::packBefore() function. // We can't use the z-value, because that will be modified on hoverEnter and hoverExit events. void ProfileWidget2::calculatePictureYPositions() { double lastX = -1.0, lastY = 0.0; for (PictureEntry &e: pictures) { // let's put the picture at the correct time, but at a fixed "depth" on the profile // not sure this is ideal, but it seems to look right. double x = e.thumbnail->x(); double y; if (lastX >= 0.0 && fabs(x - lastX) < 3 && lastY <= (10 + 14 * 3)) y = lastY + 3; else y = 10; lastX = x; lastY = y; e.thumbnail->setY(y); updateDurationLine(e); // If we changed the y-position, we also have to change the duration-line. } updateThumbnailPaintOrder(); } void ProfileWidget2::updateThumbnailXPos(PictureEntry &e) { // Here, we only set the x-coordinate of the picture. The y-coordinate // will be set later in calculatePictureYPositions(). double x = profileScene->timeAxis->posAtValue(e.offset.seconds); e.thumbnail->setX(x); } // This function resets the picture thumbnails of the current dive. void ProfileWidget2::plotPictures() { plotPicturesInternal(d, false); } void ProfileWidget2::plotPicturesInternal(const struct dive *d, bool synchronous) { pictures.clear(); if (currentState == EDIT || currentState == PLAN) return; // Fetch all pictures of the dive, but consider only those that are within the dive time. // For each picture, create a PictureEntry object in the pictures-vector. // emplace_back() constructs an object at the end of the vector. The parameters are passed directly to the constructor. // Note that FOR_EACH_PICTURE handles d being null gracefully. FOR_EACH_PICTURE(d) { if (picture->offset.seconds > 0 && picture->offset.seconds <= d->duration.seconds) pictures.emplace_back(picture->offset, QString(picture->filename), this, synchronous); } if (pictures.empty()) return; // Sort pictures by timestamp (and filename if equal timestamps). // This will allow for proper location of the pictures on the profile plot. std::sort(pictures.begin(), pictures.end()); // Calculate thumbnail positions. First the x-coordinates and and then the y-coordinates. for (PictureEntry &e: pictures) updateThumbnailXPos(e); calculatePictureYPositions(); } // Remove the pictures with the given filenames from the profile plot. void ProfileWidget2::picturesRemoved(dive *d, QVector fileUrls) { // To remove the pictures, we use the std::remove_if() algorithm. // std::remove_if() does not actually delete the elements, but moves // them to the end of the given range. It returns an iterator to the // end of the new range of non-deleted elements. A subsequent call to // std::erase on the range of deleted elements then ultimately shrinks the vector. // (c.f. erase-remove idiom: https://en.wikipedia.org/wiki/Erase%E2%80%93remove_idiom) auto it = std::remove_if(pictures.begin(), pictures.end(), [&fileUrls](const PictureEntry &e) // Check whether filename of entry is in list of provided filenames { return std::find(fileUrls.begin(), fileUrls.end(), e.filename) != fileUrls.end(); }); pictures.erase(it, pictures.end()); calculatePictureYPositions(); } void ProfileWidget2::picturesAdded(dive *d, QVector pics) { for (const PictureObj &pic: pics) { if (pic.offset.seconds > 0 && pic.offset.seconds <= d->duration.seconds) { pictures.emplace_back(pic.offset, QString::fromStdString(pic.filename), this, false); updateThumbnailXPos(pictures.back()); } } // Sort pictures by timestamp (and filename if equal timestamps). // This will allow for proper location of the pictures on the profile plot. std::sort(pictures.begin(), pictures.end()); calculatePictureYPositions(); } void ProfileWidget2::removePicture(const QString &fileUrl) { if (d) Command::removePictures({ { mutable_dive(), { fileUrl.toStdString() } } }); } void ProfileWidget2::profileChanged(dive *dive) { if (dive != d) return; // Cylinders of a differnt dive than the shown one changed. replot(); } #endif void ProfileWidget2::dropEvent(QDropEvent *event) { #ifndef SUBSURFACE_MOBILE if (event->mimeData()->hasFormat("application/x-subsurfaceimagedrop") && d) { QByteArray itemData = event->mimeData()->data("application/x-subsurfaceimagedrop"); QDataStream dataStream(&itemData, QIODevice::ReadOnly); QString filename; dataStream >> filename; QPointF mappedPos = mapToScene(event->pos()); offset_t offset { (int32_t)lrint(profileScene->timeAxis->valueAt(mappedPos)) }; Command::setPictureOffset(mutable_dive(), filename, offset); if (event->source() == this) { event->setDropAction(Qt::MoveAction); event->accept(); } else { event->acceptProposedAction(); } } else { event->ignore(); } #endif } #ifndef SUBSURFACE_MOBILE void ProfileWidget2::pictureOffsetChanged(dive *dIn, QString filename, offset_t offset) { if (dIn != d) return; // Picture of a different dive than the one shown changed. // Calculate time in dive where picture was dropped and whether the new position is during the dive. bool duringDive = d && offset.seconds > 0 && offset.seconds < d->duration.seconds; // A picture was drag&dropped onto the profile: We have four cases to consider: // 1a) The image was already shown on the profile and is moved to a different position on the profile. // Calculate the new position and move the picture. // 1b) The image was on the profile and is moved outside of the dive time. // Remove the picture. // 2a) The image was not on the profile and is moved into the dive time. // Add the picture to the profile. // 2b) The image was not on the profile and is moved outside of the dive time. // Do nothing. auto oldPos = std::find_if(pictures.begin(), pictures.end(), [filename](const PictureEntry &e) { return e.filename == filename; }); if (oldPos != pictures.end()) { // Cases 1a) and 1b): picture is on profile if (duringDive) { // Case 1a): move to new position // First, find new position. Note that we also have to compare filenames, // because it is quite easy to generate equal offsets. auto newPos = std::find_if(pictures.begin(), pictures.end(), [offset, &filename](const PictureEntry &e) { return std::tie(e.offset.seconds, e.filename) > std::tie(offset.seconds, filename); }); // Set new offset oldPos->offset.seconds = offset.seconds; updateThumbnailXPos(*oldPos); // Move image from old to new position int oldIndex = oldPos - pictures.begin(); int newIndex = newPos - pictures.begin(); moveInVector(pictures, oldIndex, oldIndex + 1, newIndex); } else { // Case 1b): remove picture pictures.erase(oldPos); } // In both cases the picture list changed, therefore we must recalculate the y-coordinatesA. calculatePictureYPositions(); } else { // Cases 2a) and 2b): picture not on profile. We only have to take action for // the first case: picture is moved into dive-time. if (duringDive) { // Case 2a): add the picture at the appropriate position. // The case move from outside-to-outside of the profile plot was handled by // the "&& duringDive" condition in the if above. // As for case 1a), we have to also consider filenames in the case of equal offsets. auto newPos = std::find_if(pictures.begin(), pictures.end(), [offset, &filename](const PictureEntry &e) { return std::tie(e.offset.seconds, e.filename) > std::tie(offset.seconds, filename); }); // emplace() constructs the element at the given position in the vector. // The parameters are passed directly to the contructor. // The call returns an iterator to the new element (which might differ from // the old iterator, since the buffer might have been reallocated). newPos = pictures.emplace(newPos, offset, filename, this, false); updateThumbnailXPos(*newPos); calculatePictureYPositions(); } } } #endif void ProfileWidget2::dragEnterEvent(QDragEnterEvent *event) { if (event->mimeData()->hasFormat("application/x-subsurfaceimagedrop")) { if (event->source() == this) { event->setDropAction(Qt::MoveAction); event->accept(); } else { event->acceptProposedAction(); } } else { event->ignore(); } } void ProfileWidget2::dragMoveEvent(QDragMoveEvent *event) { if (event->mimeData()->hasFormat("application/x-subsurfaceimagedrop")) { if (event->source() == this) { event->setDropAction(Qt::MoveAction); event->accept(); } else { event->acceptProposedAction(); } } else { event->ignore(); } } struct dive *ProfileWidget2::mutable_dive() const { return const_cast(d); }