diff options
Diffstat (limited to 'profile-widget/diveprofileitem.cpp')
| -rw-r--r-- | profile-widget/diveprofileitem.cpp | 979 |
1 files changed, 979 insertions, 0 deletions
diff --git a/profile-widget/diveprofileitem.cpp b/profile-widget/diveprofileitem.cpp new file mode 100644 index 000000000..7cdccee32 --- /dev/null +++ b/profile-widget/diveprofileitem.cpp @@ -0,0 +1,979 @@ +#include "diveprofileitem.h" +#include "diveplotdatamodel.h" +#include "divecartesianaxis.h" +#include "divetextitem.h" +#include "animationfunctions.h" +#include "dive.h" +#include "profile.h" +#include "preferences.h" +#include "diveplannermodel.h" +#include "helpers.h" +#include "libdivecomputer/parser.h" +#include "mainwindow.h" +#include "maintab.h" +#include "profilewidget2.h" +#include "diveplanner.h" + +#include <QSettings> + +AbstractProfilePolygonItem::AbstractProfilePolygonItem() : QObject(), QGraphicsPolygonItem(), hAxis(NULL), vAxis(NULL), dataModel(NULL), hDataColumn(-1), vDataColumn(-1) +{ + setCacheMode(DeviceCoordinateCache); + connect(PreferencesDialog::instance(), SIGNAL(settingsChanged()), this, SLOT(settingsChanged())); +} + +void AbstractProfilePolygonItem::settingsChanged() +{ +} + +void AbstractProfilePolygonItem::setHorizontalAxis(DiveCartesianAxis *horizontal) +{ + hAxis = horizontal; + connect(hAxis, SIGNAL(sizeChanged()), this, SLOT(modelDataChanged())); + modelDataChanged(); +} + +void AbstractProfilePolygonItem::setHorizontalDataColumn(int column) +{ + hDataColumn = column; + modelDataChanged(); +} + +void AbstractProfilePolygonItem::setModel(DivePlotDataModel *model) +{ + dataModel = model; + connect(dataModel, SIGNAL(dataChanged(QModelIndex, QModelIndex)), this, SLOT(modelDataChanged(QModelIndex, QModelIndex))); + connect(dataModel, SIGNAL(rowsAboutToBeRemoved(QModelIndex, int, int)), this, SLOT(modelDataRemoved(QModelIndex, int, int))); + modelDataChanged(); +} + +void AbstractProfilePolygonItem::modelDataRemoved(const QModelIndex &parent, int from, int to) +{ + setPolygon(QPolygonF()); + qDeleteAll(texts); + texts.clear(); +} + +void AbstractProfilePolygonItem::setVerticalAxis(DiveCartesianAxis *vertical) +{ + vAxis = vertical; + connect(vAxis, SIGNAL(sizeChanged()), this, SLOT(modelDataChanged())); + connect(vAxis, SIGNAL(maxChanged()), this, SLOT(modelDataChanged())); + modelDataChanged(); +} + +void AbstractProfilePolygonItem::setVerticalDataColumn(int column) +{ + vDataColumn = column; + modelDataChanged(); +} + +bool AbstractProfilePolygonItem::shouldCalculateStuff(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + if (!hAxis || !vAxis) + return false; + if (!dataModel || dataModel->rowCount() == 0) + return false; + if (hDataColumn == -1 || vDataColumn == -1) + return false; + if (topLeft.isValid() && bottomRight.isValid()) { + if ((topLeft.column() >= vDataColumn || topLeft.column() >= hDataColumn) && + (bottomRight.column() <= vDataColumn || topLeft.column() <= hDataColumn)) { + return true; + } + } + return true; +} + +void AbstractProfilePolygonItem::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + // We don't have enougth data to calculate things, quit. + + // Calculate the polygon. This is the polygon that will be painted on screen + // on the ::paint method. Here we calculate the correct position of the points + // regarting our cartesian plane ( made by the hAxis and vAxis ), the QPolygonF + // is an array of QPointF's, so we basically get the point from the model, convert + // to our coordinates, store. no painting is done here. + QPolygonF poly; + for (int i = 0, modelDataCount = dataModel->rowCount(); i < modelDataCount; i++) { + qreal horizontalValue = dataModel->index(i, hDataColumn).data().toReal(); + qreal verticalValue = dataModel->index(i, vDataColumn).data().toReal(); + QPointF point(hAxis->posAtValue(horizontalValue), vAxis->posAtValue(verticalValue)); + poly.append(point); + } + setPolygon(poly); + + qDeleteAll(texts); + texts.clear(); +} + +DiveProfileItem::DiveProfileItem() : show_reported_ceiling(0), reported_ceiling_in_red(0) +{ +} + +void DiveProfileItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + Q_UNUSED(widget); + if (polygon().isEmpty()) + return; + + painter->save(); + // This paints the Polygon + Background. I'm setting the pen to QPen() so we don't get a black line here, + // after all we need to plot the correct velocities colors later. + setPen(Qt::NoPen); + QGraphicsPolygonItem::paint(painter, option, widget); + + // Here we actually paint the boundaries of the Polygon using the colors that the model provides. + // Those are the speed colors of the dives. + QPen pen; + pen.setCosmetic(true); + pen.setWidth(2); + QPolygonF poly = polygon(); + // This paints the colors of the velocities. + for (int i = 1, count = dataModel->rowCount(); i < count; i++) { + QModelIndex colorIndex = dataModel->index(i, DivePlotDataModel::COLOR); + pen.setBrush(QBrush(colorIndex.data(Qt::BackgroundRole).value<QColor>())); + painter->setPen(pen); + painter->drawLine(poly[i - 1], poly[i]); + } + painter->restore(); +} + +int DiveProfileItem::maxCeiling(int row) +{ + int max = -1; + plot_data *entry = dataModel->data().entry + row; + for (int tissue = 0; tissue < 16; tissue++) { + if (max < entry->ceilings[tissue]) + max = entry->ceilings[tissue]; + } + return max; +} + +void DiveProfileItem::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + bool eventAdded = false; + if (!shouldCalculateStuff(topLeft, bottomRight)) + return; + + AbstractProfilePolygonItem::modelDataChanged(topLeft, bottomRight); + if (polygon().isEmpty()) + return; + + show_reported_ceiling = prefs.dcceiling; + reported_ceiling_in_red = prefs.redceiling; + profileColor = getColor(DEPTH_BOTTOM); + + int currState = qobject_cast<ProfileWidget2 *>(scene()->views().first())->currentState; + if (currState == ProfileWidget2::PLAN) { + plot_data *entry = dataModel->data().entry; + for (int i = 0; i < dataModel->rowCount(); i++, entry++) { + int max = maxCeiling(i); + // Don't scream if we violate the ceiling by a few cm + if (entry->depth < max - 100 && entry->sec > 0) { + profileColor = QColor(Qt::red); + if (!eventAdded) { + add_event(&displayed_dive.dc, entry->sec, SAMPLE_EVENT_CEILING, -1, max / 1000, "planned waypoint above ceiling"); + eventAdded = true; + } + } + } + } + + /* Show any ceiling we may have encountered */ + if (prefs.dcceiling && !prefs.redceiling) { + QPolygonF p = polygon(); + plot_data *entry = dataModel->data().entry + dataModel->rowCount() - 1; + for (int i = dataModel->rowCount() - 1; i >= 0; i--, entry--) { + if (!entry->in_deco) { + /* not in deco implies this is a safety stop, no ceiling */ + p.append(QPointF(hAxis->posAtValue(entry->sec), vAxis->posAtValue(0))); + } else { + p.append(QPointF(hAxis->posAtValue(entry->sec), vAxis->posAtValue(qMin(entry->stopdepth, entry->depth)))); + } + } + setPolygon(p); + } + + // This is the blueish gradient that the Depth Profile should have. + // It's a simple QLinearGradient with 2 stops, starting from top to bottom. + QLinearGradient pat(0, polygon().boundingRect().top(), 0, polygon().boundingRect().bottom()); + pat.setColorAt(1, profileColor); + pat.setColorAt(0, getColor(DEPTH_TOP)); + setBrush(QBrush(pat)); + + int last = -1; + for (int i = 0, count = dataModel->rowCount(); i < count; i++) { + + struct plot_data *entry = dataModel->data().entry + i; + if (entry->depth < 2000) + continue; + + if ((entry == entry->max[2]) && entry->depth / 100 != last) { + plot_depth_sample(entry, Qt::AlignHCenter | Qt::AlignBottom, getColor(SAMPLE_DEEP)); + last = entry->depth / 100; + } + + if ((entry == entry->min[2]) && entry->depth / 100 != last) { + plot_depth_sample(entry, Qt::AlignHCenter | Qt::AlignTop, getColor(SAMPLE_SHALLOW)); + last = entry->depth / 100; + } + + if (entry->depth != last) + last = -1; + } +} + +void DiveProfileItem::settingsChanged() +{ + //TODO: Only modelDataChanged() here if we need to rebuild the graph ( for instance, + // if the prefs.dcceiling are enabled, but prefs.redceiling is disabled + // and only if it changed something. let's not waste cpu cycles repoloting something we don't need to. + modelDataChanged(); +} + +void DiveProfileItem::plot_depth_sample(struct plot_data *entry, QFlags<Qt::AlignmentFlag> flags, const QColor &color) +{ + int decimals; + double d = get_depth_units(entry->depth, &decimals, NULL); + DiveTextItem *item = new DiveTextItem(this); + item->setPos(hAxis->posAtValue(entry->sec), vAxis->posAtValue(entry->depth)); + item->setText(QString("%1").arg(d, 0, 'f', 1)); + item->setAlignment(flags); + item->setBrush(color); + texts.append(item); +} + +DiveHeartrateItem::DiveHeartrateItem() +{ + QPen pen; + pen.setBrush(QBrush(getColor(::HR_PLOT))); + pen.setCosmetic(true); + pen.setWidth(1); + setPen(pen); + settingsChanged(); +} + +void DiveHeartrateItem::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + int last = -300, last_printed_hr = 0, sec = 0; + struct { + int sec; + int hr; + } hist[3] = {}; + + // We don't have enougth data to calculate things, quit. + if (!shouldCalculateStuff(topLeft, bottomRight)) + return; + + qDeleteAll(texts); + texts.clear(); + // Ignore empty values. a heartrate of 0 would be a bad sign. + QPolygonF poly; + for (int i = 0, modelDataCount = dataModel->rowCount(); i < modelDataCount; i++) { + int hr = dataModel->index(i, vDataColumn).data().toInt(); + if (!hr) + continue; + sec = dataModel->index(i, hDataColumn).data().toInt(); + QPointF point(hAxis->posAtValue(sec), vAxis->posAtValue(hr)); + poly.append(point); + if (hr == hist[2].hr) + // same as last one, no point in looking at printing + continue; + hist[0] = hist[1]; + hist[1] = hist[2]; + hist[2].sec = sec; + hist[2].hr = hr; + // don't print a HR + // if it's not a local min / max + // if it's been less than 5min and less than a 20 beats change OR + // if it's been less than 2min OR if the change from the + // last print is less than 10 beats + // to test min / max requires three points, so we now look at the + // previous one + sec = hist[1].sec; + hr = hist[1].hr; + if ((hist[0].hr < hr && hr < hist[2].hr) || + (hist[0].hr > hr && hr > hist[2].hr) || + ((sec < last + 300) && (abs(hr - last_printed_hr) < 20)) || + (sec < last + 120) || + (abs(hr - last_printed_hr) < 10)) + continue; + last = sec; + createTextItem(sec, hr); + last_printed_hr = hr; + } + setPolygon(poly); + + if (texts.count()) + texts.last()->setAlignment(Qt::AlignLeft | Qt::AlignBottom); +} + +void DiveHeartrateItem::createTextItem(int sec, int hr) +{ + DiveTextItem *text = new DiveTextItem(this); + text->setAlignment(Qt::AlignRight | Qt::AlignBottom); + text->setBrush(getColor(HR_TEXT)); + text->setPos(QPointF(hAxis->posAtValue(sec), vAxis->posAtValue(hr))); + text->setScale(0.7); // need to call this BEFORE setText() + text->setText(QString("%1").arg(hr)); + texts.append(text); +} + +void DiveHeartrateItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + if (polygon().isEmpty()) + return; + painter->save(); + painter->setPen(pen()); + painter->drawPolyline(polygon()); + painter->restore(); +} + +void DiveHeartrateItem::settingsChanged() +{ + setVisible(prefs.hrgraph); +} + +DivePercentageItem::DivePercentageItem(int i) +{ + QPen pen; + QColor color; + color.setHsl(100 + 10 * i, 200, 100); + pen.setBrush(QBrush(color)); + pen.setCosmetic(true); + pen.setWidth(1); + setPen(pen); + settingsChanged(); +} + +void DivePercentageItem::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + int sec = 0; + + // We don't have enougth data to calculate things, quit. + if (!shouldCalculateStuff(topLeft, bottomRight)) + return; + + // Ignore empty values. a heartrate of 0 would be a bad sign. + QPolygonF poly; + for (int i = 0, modelDataCount = dataModel->rowCount(); i < modelDataCount; i++) { + int hr = dataModel->index(i, vDataColumn).data().toInt(); + if (!hr) + continue; + sec = dataModel->index(i, hDataColumn).data().toInt(); + QPointF point(hAxis->posAtValue(sec), vAxis->posAtValue(hr)); + poly.append(point); + } + setPolygon(poly); + + if (texts.count()) + texts.last()->setAlignment(Qt::AlignLeft | Qt::AlignBottom); +} + +void DivePercentageItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + if (polygon().isEmpty()) + return; + painter->save(); + painter->setPen(pen()); + painter->drawPolyline(polygon()); + painter->restore(); +} + +void DivePercentageItem::settingsChanged() +{ + setVisible(prefs.percentagegraph); +} + +DiveAmbPressureItem::DiveAmbPressureItem() +{ + QPen pen; + pen.setBrush(QBrush(getColor(::AMB_PRESSURE_LINE))); + pen.setCosmetic(true); + pen.setWidth(2); + setPen(pen); + settingsChanged(); +} + +void DiveAmbPressureItem::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + int sec = 0; + + // We don't have enougth data to calculate things, quit. + if (!shouldCalculateStuff(topLeft, bottomRight)) + return; + + // Ignore empty values. a heartrate of 0 would be a bad sign. + QPolygonF poly; + for (int i = 0, modelDataCount = dataModel->rowCount(); i < modelDataCount; i++) { + int hr = dataModel->index(i, vDataColumn).data().toInt(); + if (!hr) + continue; + sec = dataModel->index(i, hDataColumn).data().toInt(); + QPointF point(hAxis->posAtValue(sec), vAxis->posAtValue(hr)); + poly.append(point); + } + setPolygon(poly); + + if (texts.count()) + texts.last()->setAlignment(Qt::AlignLeft | Qt::AlignBottom); +} + +void DiveAmbPressureItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + if (polygon().isEmpty()) + return; + painter->save(); + painter->setPen(pen()); + painter->drawPolyline(polygon()); + painter->restore(); +} + +void DiveAmbPressureItem::settingsChanged() +{ + setVisible(prefs.percentagegraph); +} + +DiveGFLineItem::DiveGFLineItem() +{ + QPen pen; + pen.setBrush(QBrush(getColor(::GF_LINE))); + pen.setCosmetic(true); + pen.setWidth(2); + setPen(pen); + settingsChanged(); +} + +void DiveGFLineItem::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + int sec = 0; + + // We don't have enougth data to calculate things, quit. + if (!shouldCalculateStuff(topLeft, bottomRight)) + return; + + // Ignore empty values. a heartrate of 0 would be a bad sign. + QPolygonF poly; + for (int i = 0, modelDataCount = dataModel->rowCount(); i < modelDataCount; i++) { + int hr = dataModel->index(i, vDataColumn).data().toInt(); + if (!hr) + continue; + sec = dataModel->index(i, hDataColumn).data().toInt(); + QPointF point(hAxis->posAtValue(sec), vAxis->posAtValue(hr)); + poly.append(point); + } + setPolygon(poly); + + if (texts.count()) + texts.last()->setAlignment(Qt::AlignLeft | Qt::AlignBottom); +} + +void DiveGFLineItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + if (polygon().isEmpty()) + return; + painter->save(); + painter->setPen(pen()); + painter->drawPolyline(polygon()); + painter->restore(); +} + +void DiveGFLineItem::settingsChanged() +{ + setVisible(prefs.percentagegraph); +} + +DiveTemperatureItem::DiveTemperatureItem() +{ + QPen pen; + pen.setBrush(QBrush(getColor(::TEMP_PLOT))); + pen.setCosmetic(true); + pen.setWidth(2); + setPen(pen); +} + +void DiveTemperatureItem::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + int last = -300, last_printed_temp = 0, sec = 0, last_valid_temp = 0; + // We don't have enougth data to calculate things, quit. + if (!shouldCalculateStuff(topLeft, bottomRight)) + return; + + qDeleteAll(texts); + texts.clear(); + // Ignore empty values. things do not look good with '0' as temperature in kelvin... + QPolygonF poly; + for (int i = 0, modelDataCount = dataModel->rowCount(); i < modelDataCount; i++) { + int mkelvin = dataModel->index(i, vDataColumn).data().toInt(); + if (!mkelvin) + continue; + last_valid_temp = mkelvin; + sec = dataModel->index(i, hDataColumn).data().toInt(); + QPointF point(hAxis->posAtValue(sec), vAxis->posAtValue(mkelvin)); + poly.append(point); + + /* don't print a temperature + * if it's been less than 5min and less than a 2K change OR + * if it's been less than 2min OR if the change from the + * last print is less than .4K (and therefore less than 1F) */ + if (((sec < last + 300) && (abs(mkelvin - last_printed_temp) < 2000)) || + (sec < last + 120) || + (abs(mkelvin - last_printed_temp) < 400)) + continue; + last = sec; + if (mkelvin > 200000) + createTextItem(sec, mkelvin); + last_printed_temp = mkelvin; + } + setPolygon(poly); + + /* it would be nice to print the end temperature, if it's + * different or if the last temperature print has been more + * than a quarter of the dive back */ + if (last_valid_temp > 200000 && + ((abs(last_valid_temp - last_printed_temp) > 500) || ((double)last / (double)sec < 0.75))) { + createTextItem(sec, last_valid_temp); + } + if (texts.count()) + texts.last()->setAlignment(Qt::AlignLeft | Qt::AlignBottom); +} + +void DiveTemperatureItem::createTextItem(int sec, int mkelvin) +{ + double deg; + const char *unit; + deg = get_temp_units(mkelvin, &unit); + + DiveTextItem *text = new DiveTextItem(this); + text->setAlignment(Qt::AlignRight | Qt::AlignBottom); + text->setBrush(getColor(TEMP_TEXT)); + text->setPos(QPointF(hAxis->posAtValue(sec), vAxis->posAtValue(mkelvin))); + text->setScale(0.8); // need to call this BEFORE setText() + text->setText(QString("%1%2").arg(deg, 0, 'f', 1).arg(unit)); + texts.append(text); +} + +void DiveTemperatureItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + if (polygon().isEmpty()) + return; + painter->save(); + painter->setPen(pen()); + painter->drawPolyline(polygon()); + painter->restore(); +} + +DiveMeanDepthItem::DiveMeanDepthItem() +{ + QPen pen; + pen.setBrush(QBrush(getColor(::HR_AXIS))); + pen.setCosmetic(true); + pen.setWidth(2); + setPen(pen); + settingsChanged(); +} + +void DiveMeanDepthItem::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + double meandepthvalue = 0.0; + // We don't have enougth data to calculate things, quit. + if (!shouldCalculateStuff(topLeft, bottomRight)) + return; + + QPolygonF poly; + plot_data *entry = dataModel->data().entry; + for (int i = 0, modelDataCount = dataModel->rowCount(); i < modelDataCount; i++, entry++) { + // Ignore empty values + if (entry->running_sum == 0 || entry->sec == 0) + continue; + + meandepthvalue = entry->running_sum / entry->sec; + QPointF point(hAxis->posAtValue(entry->sec), vAxis->posAtValue(meandepthvalue)); + poly.append(point); + } + lastRunningSum = meandepthvalue; + setPolygon(poly); + createTextItem(); +} + + +void DiveMeanDepthItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + if (polygon().isEmpty()) + return; + painter->save(); + painter->setPen(pen()); + painter->drawPolyline(polygon()); + painter->restore(); +} + +void DiveMeanDepthItem::settingsChanged() +{ + setVisible(prefs.show_average_depth); +} + +void DiveMeanDepthItem::createTextItem() { + plot_data *entry = dataModel->data().entry; + int sec = entry[dataModel->rowCount()-1].sec; + qDeleteAll(texts); + texts.clear(); + int decimals; + const char *unitText; + double d = get_depth_units(lastRunningSum, &decimals, &unitText); + DiveTextItem *text = new DiveTextItem(this); + text->setAlignment(Qt::AlignRight | Qt::AlignTop); + text->setBrush(getColor(TEMP_TEXT)); + text->setPos(QPointF(hAxis->posAtValue(sec) + 1, vAxis->posAtValue(lastRunningSum))); + text->setScale(0.8); // need to call this BEFORE setText() + text->setText(QString("%1%2").arg(d, 0, 'f', 1).arg(unitText)); + texts.append(text); +} + +void DiveGasPressureItem::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + // We don't have enougth data to calculate things, quit. + if (!shouldCalculateStuff(topLeft, bottomRight)) + return; + int last_index = -1; + int o2mbar; + QPolygonF boundingPoly, o2Poly; // This is the "Whole Item", but a pressure can be divided in N Polygons. + polygons.clear(); + if (displayed_dive.dc.divemode == CCR) + polygons.append(o2Poly); + + for (int i = 0, count = dataModel->rowCount(); i < count; i++) { + o2mbar = 0; + plot_data *entry = dataModel->data().entry + i; + int mbar = GET_PRESSURE(entry); + if (displayed_dive.dc.divemode == CCR) + o2mbar = GET_O2CYLINDER_PRESSURE(entry); + + if (entry->cylinderindex != last_index) { + polygons.append(QPolygonF()); // this is the polygon that will be actually drawn on screen. + last_index = entry->cylinderindex; + } + if (!mbar) { + continue; + } + if (o2mbar) { + QPointF o2point(hAxis->posAtValue(entry->sec), vAxis->posAtValue(o2mbar)); + boundingPoly.push_back(o2point); + polygons.first().push_back(o2point); + } + + QPointF point(hAxis->posAtValue(entry->sec), vAxis->posAtValue(mbar)); + boundingPoly.push_back(point); // The BoundingRect + polygons.last().push_back(point); // The polygon thta will be plotted. + } + setPolygon(boundingPoly); + qDeleteAll(texts); + texts.clear(); + int mbar, cyl; + int seen_cyl[MAX_CYLINDERS] = { false, }; + int last_pressure[MAX_CYLINDERS] = { 0, }; + int last_time[MAX_CYLINDERS] = { 0, }; + struct plot_data *entry; + + cyl = -1; + o2mbar = 0; + + double print_y_offset[8][2] = { { 0, -0.5 }, { 0, -0.5 }, { 0, -0.5 }, { 0, -0.5 }, { 0, -0.5 } ,{ 0, -0.5 }, { 0, -0.5 }, { 0, -0.5 } }; + // CCR dives: These are offset values used to print the gas lables and pressures on a CCR dive profile at + // appropriate Y-coordinates: One doublet of values for each of 8 cylinders. + // Order of offsets within a doublet: gas lable offset; gas pressure offset. + // The array is initialised with default values that apply to non-CCR dives. + + bool offsets_initialised = false; + int o2cyl = -1, dilcyl = -1; + QFlags<Qt::AlignmentFlag> alignVar= Qt::AlignTop, align_dil = Qt::AlignBottom, align_o2 = Qt::AlignTop; + double axisRange = (vAxis->maximum() - vAxis->minimum())/1000; // Convert axis pressure range to bar + double axisLog = log10(log10(axisRange)); + for (int i = 0, count = dataModel->rowCount(); i < count; i++) { + entry = dataModel->data().entry + i; + mbar = GET_PRESSURE(entry); + if (displayed_dive.dc.divemode == CCR && displayed_dive.oxygen_cylinder_index >= 0) + o2mbar = GET_O2CYLINDER_PRESSURE(entry); + + if (o2mbar) { // If there is an o2mbar value then this is a CCR dive. Then do: + // The first time an o2 value is detected, see if the oxygen cyl pressure graph starts above or below the dil graph + if (!offsets_initialised) { // Initialise the parameters for placing the text correctly near the graph line: + o2cyl = displayed_dive.oxygen_cylinder_index; + dilcyl = displayed_dive.diluent_cylinder_index; + if ((o2mbar > mbar)) { // If above, write o2 start cyl pressure above graph and diluent pressure below graph: + print_y_offset[o2cyl][0] = -7 * axisLog; // y offset for oxygen gas lable (above); pressure offsets=-0.5, already initialised + print_y_offset[dilcyl][0] = 5 * axisLog; // y offset for diluent gas lable (below) + } else { // ... else write o2 start cyl pressure below graph: + print_y_offset[o2cyl][0] = 5 * axisLog; // o2 lable & pressure below graph; pressure offsets=-0.5, already initialised + print_y_offset[dilcyl][0] = -7.8 * axisLog; // and diluent lable above graph. + align_dil = Qt::AlignTop; + align_o2 = Qt::AlignBottom; + } + offsets_initialised = true; + } + + if (!seen_cyl[displayed_dive.oxygen_cylinder_index]) { //For o2, on the left of profile, write lable and pressure + plotPressureValue(o2mbar, entry->sec, align_o2, print_y_offset[o2cyl][1]); + plotGasValue(o2mbar, entry->sec, displayed_dive.cylinder[displayed_dive.oxygen_cylinder_index].gasmix, align_o2, print_y_offset[o2cyl][0]); + seen_cyl[displayed_dive.oxygen_cylinder_index] = true; + } + last_pressure[displayed_dive.oxygen_cylinder_index] = o2mbar; + last_time[displayed_dive.oxygen_cylinder_index] = entry->sec; + alignVar = align_dil; + } + + if (!mbar) + continue; + + if (cyl != entry->cylinderindex) { // Pressure value near the left hand edge of the profile - other cylinders: + cyl = entry->cylinderindex; // For each other cylinder, write the gas lable and pressure + if (!seen_cyl[cyl]) { + plotPressureValue(mbar, entry->sec, alignVar, print_y_offset[cyl][1]); + plotGasValue(mbar, entry->sec, displayed_dive.cylinder[cyl].gasmix, align_dil, print_y_offset[cyl][0]); + seen_cyl[cyl] = true; + } + } + last_pressure[cyl] = mbar; + last_time[cyl] = entry->sec; + } + + for (cyl = 0; cyl < MAX_CYLINDERS; cyl++) { // For each cylinder, on right hand side of profile, write cylinder pressure + alignVar = ((o2cyl >= 0) && (cyl == displayed_dive.oxygen_cylinder_index)) ? align_o2 : align_dil; + if (last_time[cyl]) { + plotPressureValue(last_pressure[cyl], last_time[cyl], (alignVar | Qt::AlignLeft), print_y_offset[cyl][1]); + } + } +} + +void DiveGasPressureItem::plotPressureValue(int mbar, int sec, QFlags<Qt::AlignmentFlag> align, double pressure_offset) +{ + const char *unit; + int pressure = get_pressure_units(mbar, &unit); + DiveTextItem *text = new DiveTextItem(this); + text->setPos(hAxis->posAtValue(sec), vAxis->posAtValue(mbar) + pressure_offset ); + text->setText(QString("%1 %2").arg(pressure).arg(unit)); + text->setAlignment(align); + text->setBrush(getColor(PRESSURE_TEXT)); + texts.push_back(text); +} + +void DiveGasPressureItem::plotGasValue(int mbar, int sec, struct gasmix gasmix, QFlags<Qt::AlignmentFlag> align, double gasname_offset) +{ + QString gas = get_gas_string(gasmix); + DiveTextItem *text = new DiveTextItem(this); + text->setPos(hAxis->posAtValue(sec), vAxis->posAtValue(mbar) + gasname_offset ); + text->setText(gas); + text->setAlignment(align); + text->setBrush(getColor(PRESSURE_TEXT)); + texts.push_back(text); +} + +void DiveGasPressureItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + if (polygon().isEmpty()) + return; + QPen pen; + pen.setCosmetic(true); + pen.setWidth(2); + painter->save(); + struct plot_data *entry; + Q_FOREACH (const QPolygonF &poly, polygons) { + entry = dataModel->data().entry; + for (int i = 1, count = poly.count(); i < count; i++, entry++) { + if (entry->sac) + pen.setBrush(getSacColor(entry->sac, displayed_dive.sac)); + else + pen.setBrush(MED_GRAY_HIGH_TRANS); + painter->setPen(pen); + painter->drawLine(poly[i - 1], poly[i]); + } + } + painter->restore(); +} + +DiveCalculatedCeiling::DiveCalculatedCeiling() : is3mIncrement(false) +{ + settingsChanged(); +} + +void DiveCalculatedCeiling::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + if (MainWindow::instance()->information()) + connect(MainWindow::instance()->information(), SIGNAL(dateTimeChanged()), this, SLOT(recalc()), Qt::UniqueConnection); + + // We don't have enougth data to calculate things, quit. + if (!shouldCalculateStuff(topLeft, bottomRight)) + return; + AbstractProfilePolygonItem::modelDataChanged(topLeft, bottomRight); + // Add 2 points to close the polygon. + QPolygonF poly = polygon(); + if (poly.isEmpty()) + return; + QPointF p1 = poly.first(); + QPointF p2 = poly.last(); + + poly.prepend(QPointF(p1.x(), vAxis->posAtValue(0))); + poly.append(QPointF(p2.x(), vAxis->posAtValue(0))); + setPolygon(poly); + + QLinearGradient pat(0, polygon().boundingRect().top(), 0, polygon().boundingRect().bottom()); + pat.setColorAt(0, getColor(CALC_CEILING_SHALLOW)); + pat.setColorAt(1, getColor(CALC_CEILING_DEEP)); + setPen(QPen(QBrush(Qt::NoBrush), 0)); + setBrush(pat); +} + +void DiveCalculatedCeiling::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + if (polygon().isEmpty()) + return; + QGraphicsPolygonItem::paint(painter, option, widget); +} + +DiveCalculatedTissue::DiveCalculatedTissue() +{ + settingsChanged(); +} + +void DiveCalculatedTissue::settingsChanged() +{ + setVisible(prefs.calcalltissues && prefs.calcceiling); +} + +void DiveReportedCeiling::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + if (!shouldCalculateStuff(topLeft, bottomRight)) + return; + + QPolygonF p; + p.append(QPointF(hAxis->posAtValue(0), vAxis->posAtValue(0))); + plot_data *entry = dataModel->data().entry; + for (int i = 0, count = dataModel->rowCount(); i < count; i++, entry++) { + if (entry->in_deco && entry->stopdepth) { + p.append(QPointF(hAxis->posAtValue(entry->sec), vAxis->posAtValue(qMin(entry->stopdepth, entry->depth)))); + } else { + p.append(QPointF(hAxis->posAtValue(entry->sec), vAxis->posAtValue(0))); + } + } + setPolygon(p); + QLinearGradient pat(0, p.boundingRect().top(), 0, p.boundingRect().bottom()); + // does the user want the ceiling in "surface color" or in red? + if (prefs.redceiling) { + pat.setColorAt(0, getColor(CEILING_SHALLOW)); + pat.setColorAt(1, getColor(CEILING_DEEP)); + } else { + pat.setColorAt(0, getColor(BACKGROUND_TRANS)); + pat.setColorAt(1, getColor(BACKGROUND_TRANS)); + } + setPen(QPen(QBrush(Qt::NoBrush), 0)); + setBrush(pat); +} + +void DiveCalculatedCeiling::recalc() +{ + dataModel->calculateDecompression(); +} + +void DiveCalculatedCeiling::settingsChanged() +{ + if (dataModel && is3mIncrement != prefs.calcceiling3m) { + // recalculate that part. + recalc(); + } + is3mIncrement = prefs.calcceiling3m; + setVisible(prefs.calcceiling); +} + +void DiveReportedCeiling::settingsChanged() +{ + setVisible(prefs.dcceiling); +} + +void DiveReportedCeiling::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + if (polygon().isEmpty()) + return; + QGraphicsPolygonItem::paint(painter, option, widget); +} + +void PartialPressureGasItem::modelDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) +{ + //AbstractProfilePolygonItem::modelDataChanged(); + if (!shouldCalculateStuff(topLeft, bottomRight)) + return; + + plot_data *entry = dataModel->data().entry; + QPolygonF poly; + QPolygonF alertpoly; + alertPolygons.clear(); + QSettings s; + s.beginGroup("TecDetails"); + double threshold = 0.0; + if (thresholdPtr) + threshold = *thresholdPtr; + bool inAlertFragment = false; + for (int i = 0; i < dataModel->rowCount(); i++, entry++) { + double value = dataModel->index(i, vDataColumn).data().toDouble(); + int time = dataModel->index(i, hDataColumn).data().toInt(); + QPointF point(hAxis->posAtValue(time), vAxis->posAtValue(value)); + poly.push_back(point); + if (value >= threshold) { + if (inAlertFragment) { + alertPolygons.back().push_back(point); + } else { + alertpoly.clear(); + alertpoly.push_back(point); + alertPolygons.append(alertpoly); + inAlertFragment = true; + } + } else { + inAlertFragment = false; + } + } + setPolygon(poly); + /* + createPPLegend(trUtf8("pN" UTF8_SUBSCRIPT_2),getColor(PN2), legendPos); + */ +} + +void PartialPressureGasItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + const qreal pWidth = 0.0; + painter->save(); + painter->setPen(QPen(normalColor, pWidth)); + painter->drawPolyline(polygon()); + + QPolygonF poly; + painter->setPen(QPen(alertColor, pWidth)); + Q_FOREACH (const QPolygonF &poly, alertPolygons) + painter->drawPolyline(poly); + painter->restore(); +} + +void PartialPressureGasItem::setThreshouldSettingsKey(double *prefPointer) +{ + thresholdPtr = prefPointer; +} + +PartialPressureGasItem::PartialPressureGasItem() : + thresholdPtr(NULL) +{ +} + +void PartialPressureGasItem::settingsChanged() +{ + QSettings s; + s.beginGroup("TecDetails"); + setVisible(s.value(visibilityKey).toBool()); +} + +void PartialPressureGasItem::setVisibilitySettingsKey(const QString &key) +{ + visibilityKey = key; +} + +void PartialPressureGasItem::setColors(const QColor &normal, const QColor &alert) +{ + normalColor = normal; + alertColor = alert; +} |