subsurface/profile-widget/diveeventitem.cpp
Berthold Stoeger 69914964f6 cleanup: replace membuffer by qasprintf_loc()
There is a function to format QString with C-format strings. Let's
use it instead of doing a detour via membuffer.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2021-07-23 11:22:43 -07:00

277 lines
10 KiB
C++

// SPDX-License-Identifier: GPL-2.0
#include "profile-widget/diveeventitem.h"
#include "qt-models/diveplotdatamodel.h"
#include "profile-widget/divecartesianaxis.h"
#include "profile-widget/animationfunctions.h"
#include "core/event.h"
#include "core/format.h"
#include "core/libdivecomputer.h"
#include "core/profile.h"
#include "core/gettextfromc.h"
#include "core/metrics.h"
#include "core/sample.h"
#include "core/subsurface-string.h"
#include <QDebug>
#define DEPTH_NOT_FOUND (-2342)
DiveEventItem::DiveEventItem(const struct dive *d, struct event *ev, struct gasmix lastgasmix,
DivePlotDataModel *model, DiveCartesianAxis *hAxis, DiveCartesianAxis *vAxis,
int speed, double fontPrintScale, QGraphicsItem *parent) : DivePixmapItem(parent),
vAxis(vAxis),
hAxis(hAxis),
dataModel(model),
ev(ev),
dive(d)
{
setFlag(ItemIgnoresTransformations);
setupPixmap(lastgasmix, fontPrintScale);
setupToolTipString(lastgasmix);
recalculatePos(0);
connect(vAxis, &DiveCartesianAxis::sizeChanged, this,
[speed, this] { recalculatePos(speed); });
}
DiveEventItem::~DiveEventItem()
{
}
const struct event *DiveEventItem::getEvent() const
{
return ev;
}
struct event *DiveEventItem::getEventMutable()
{
return ev;
}
void DiveEventItem::setupPixmap(struct gasmix lastgasmix, double fontPrintScale)
{
extern int verbose;
const IconMetrics& metrics = defaultIconMetrics();
#ifndef SUBSURFACE_MOBILE
int sz_bigger = metrics.sz_med + metrics.sz_small; // ex 40px
#else
#if defined(Q_OS_IOS)
// on iOS devices we need to adjust for Device Pixel Ratio
int sz_bigger = metrics.sz_med * metrics.dpr;
#else
// SUBSURFACE_MOBILE, seems a little big from the code,
// but looks fine on device
int sz_bigger = metrics.sz_big + metrics.sz_med;
#endif
#endif
sz_bigger = lrint(sz_bigger * fontPrintScale);
int sz_pix = sz_bigger/2; // ex 20px
if (verbose)
qDebug() << __FUNCTION__ << "fontPrintScale" << fontPrintScale << "metrics" << metrics.sz_med << metrics.sz_small << "sz_bigger" << sz_bigger;
#define EVENT_PIXMAP(PIX) QPixmap(QString(PIX)).scaled(sz_pix, sz_pix, Qt::KeepAspectRatio, Qt::SmoothTransformation)
#define EVENT_PIXMAP_BIGGER(PIX) QPixmap(QString(PIX)).scaled(sz_bigger, sz_bigger, Qt::KeepAspectRatio, Qt::SmoothTransformation)
if (empty_string(ev->name)) {
setPixmap(EVENT_PIXMAP(":status-warning-icon"));
} else if (same_string_caseinsensitive(ev->name, "modechange")) {
if (ev->value == 0)
setPixmap(EVENT_PIXMAP(":bailout-icon"));
else
setPixmap(EVENT_PIXMAP(":onCCRLoop-icon"));
} else if (ev->type == SAMPLE_EVENT_BOOKMARK) {
setPixmap(EVENT_PIXMAP(":dive-bookmark-icon"));
} else if (event_is_gaschange(ev)) {
struct gasmix mix = get_gasmix_from_event(dive, ev);
struct icd_data icd_data;
bool icd = isobaric_counterdiffusion(lastgasmix, mix, &icd_data);
if (mix.he.permille) {
if (icd)
setPixmap(EVENT_PIXMAP_BIGGER(":gaschange-trimix-ICD-icon"));
else
setPixmap(EVENT_PIXMAP_BIGGER(":gaschange-trimix-icon"));
} else if (gasmix_is_air(mix)) {
if (icd)
setPixmap(EVENT_PIXMAP_BIGGER(":gaschange-air-ICD-icon"));
else
setPixmap(EVENT_PIXMAP_BIGGER(":gaschange-air-icon"));
} else if (mix.o2.permille == 1000) {
if (icd)
setPixmap(EVENT_PIXMAP_BIGGER(":gaschange-oxygen-ICD-icon"));
else
setPixmap(EVENT_PIXMAP_BIGGER(":gaschange-oxygen-icon"));
} else {
if (icd)
setPixmap(EVENT_PIXMAP_BIGGER(":gaschange-ean-ICD-icon"));
else
setPixmap(EVENT_PIXMAP_BIGGER(":gaschange-ean-icon"));
}
#ifdef SAMPLE_FLAGS_SEVERITY_SHIFT
} else if ((((ev->flags & SAMPLE_FLAGS_SEVERITY_MASK) >> SAMPLE_FLAGS_SEVERITY_SHIFT) == 1) ||
// those are useless internals of the dive computer
#else
} else if (
#endif
same_string_caseinsensitive(ev->name, "heading") ||
(same_string_caseinsensitive(ev->name, "SP change") && ev->time.seconds == 0)) {
// 2 cases:
// a) some dive computers have heading in every sample
// b) at t=0 we might have an "SP change" to indicate dive type
// in both cases we want to get the right data into the tooltip but don't want the visual clutter
// so set an "almost invisible" pixmap (a narrow but somewhat tall, basically transparent pixmap)
// that allows tooltips to work when we don't want to show a specific
// pixmap for an event, but want to show the event value in the tooltip
QPixmap transparentPixmap(4, 20);
transparentPixmap.fill(QColor::fromRgbF(1.0, 1.0, 1.0, 0.01));
setPixmap(transparentPixmap);
#ifdef SAMPLE_FLAGS_SEVERITY_SHIFT
} else if (((ev->flags & SAMPLE_FLAGS_SEVERITY_MASK) >> SAMPLE_FLAGS_SEVERITY_SHIFT) == 2) {
setPixmap(EVENT_PIXMAP(":status-info-icon"));
} else if (((ev->flags & SAMPLE_FLAGS_SEVERITY_MASK) >> SAMPLE_FLAGS_SEVERITY_SHIFT) == 3) {
setPixmap(EVENT_PIXMAP(":status-warning-icon"));
} else if (((ev->flags & SAMPLE_FLAGS_SEVERITY_MASK) >> SAMPLE_FLAGS_SEVERITY_SHIFT) == 4) {
setPixmap(EVENT_PIXMAP(":status-violation-icon"));
#endif
} else if (same_string_caseinsensitive(ev->name, "violation") || // generic libdivecomputer
same_string_caseinsensitive(ev->name, "Safety stop violation") || // the rest are from the Uemis downloader
same_string_caseinsensitive(ev->name, "pO₂ ascend alarm") ||
same_string_caseinsensitive(ev->name, "RGT alert") ||
same_string_caseinsensitive(ev->name, "Dive time alert") ||
same_string_caseinsensitive(ev->name, "Low battery alert") ||
same_string_caseinsensitive(ev->name, "Speed alarm")) {
setPixmap(EVENT_PIXMAP(":status-violation-icon"));
} else if (same_string_caseinsensitive(ev->name, "non stop time") || // generic libdivecomputer
same_string_caseinsensitive(ev->name, "safety stop") ||
same_string_caseinsensitive(ev->name, "safety stop (voluntary)") ||
same_string_caseinsensitive(ev->name, "Tank change suggested") || // Uemis downloader
same_string_caseinsensitive(ev->name, "Marker")) {
setPixmap(EVENT_PIXMAP(":status-info-icon"));
} else {
// we should do some guessing based on the type / name of the event;
// for now they all get the warning icon
setPixmap(EVENT_PIXMAP(":status-warning-icon"));
}
#undef EVENT_PIXMAP
#undef EVENT_PIXMAP_BIGGER
}
void DiveEventItem::setupToolTipString(struct gasmix lastgasmix)
{
// we display the event on screen - so translate
QString name = gettextFromC::tr(ev->name);
int value = ev->value;
int type = ev->type;
if (event_is_gaschange(ev)) {
struct icd_data icd_data;
struct gasmix mix = get_gasmix_from_event(dive, ev);
name += ": ";
name += gasname(mix);
/* Do we have an explicit cylinder index? Show it. */
if (ev->gas.index >= 0)
name += tr(" (cyl. %1)").arg(ev->gas.index + 1);
bool icd = isobaric_counterdiffusion(lastgasmix, mix, &icd_data);
if (icd_data.dHe < 0) {
name += qasprintf_loc("\n%s %s:%+.3g%% %s:%+.3g%%%s%+.3g%%",
qPrintable(tr("ICD")),
qPrintable(tr("ΔHe")), icd_data.dHe / 10.0,
qPrintable(tr("ΔN₂")), icd_data.dN2 / 10.0,
icd ? ">" : "<", lrint(-icd_data.dHe / 5.0) / 10.0);
}
} else if (same_string(ev->name, "modechange")) {
name += QString(": %1").arg(gettextFromC::tr(divemode_text_ui[ev->value]));
} else if (value) {
if (type == SAMPLE_EVENT_PO2 && same_string(ev->name, "SP change")) {
name += QString(": %1bar").arg((double)value / 1000, 0, 'f', 1);
} else if (type == SAMPLE_EVENT_CEILING && same_string(ev->name, "planned waypoint above ceiling")) {
const char *depth_unit;
double depth_value = get_depth_units(value*1000, NULL, &depth_unit);
name += QString(": %1%2").arg((int) round(depth_value)).arg(depth_unit);
} else {
name += QString(": %1").arg(value);
}
} else if (type == SAMPLE_EVENT_PO2 && same_string(ev->name, "SP change")) {
// this is a bad idea - we are abusing an existing event type that is supposed to
// warn of high or low pO₂ and are turning it into a setpoint change event
name += ":\n" + tr("Manual switch to OC");
} else {
name += ev->flags & SAMPLE_FLAGS_BEGIN ? tr(" begin", "Starts with space!") :
ev->flags & SAMPLE_FLAGS_END ? tr(" end", "Starts with space!") : "";
}
setToolTip(name);
}
void DiveEventItem::eventVisibilityChanged(const QString&, bool)
{
//WARN: lookslike we should implement this.
}
bool DiveEventItem::shouldBeHidden()
{
const struct divecomputer *dc = get_dive_dc_const(dive, dc_number);
/*
* Some gas change events are special. Some dive computers just tell us the initial gas this way.
* Don't bother showing those
*/
const struct sample *first_sample = &dc->sample[0];
if (!strcmp(ev->name, "gaschange") &&
(ev->time.seconds == 0 ||
(first_sample && ev->time.seconds == first_sample->time.seconds) ||
depthAtTime(ev->time.seconds) < SURFACE_THRESHOLD))
return true;
/*
* Some divecomputers give "surface" events that just aren't interesting.
* Like at the beginning or very end of a dive. Well, duh.
*/
if (!strcmp(ev->name, "surface")) {
int time = ev->time.seconds;
if (time <= 30 || time + 30 >= (int)dc->duration.seconds)
return true;
}
for (int i = 0; i < evn_used; i++) {
if (!strcmp(ev->name, ev_namelist[i].ev_name) && ev_namelist[i].plot_ev == false)
return true;
}
return false;
}
int DiveEventItem::depthAtTime(int time)
{
QModelIndexList result = dataModel->match(dataModel->index(0, DivePlotDataModel::TIME), Qt::DisplayRole, time);
if (result.isEmpty()) {
qWarning("can't find a spot in the dataModel");
hide();
return DEPTH_NOT_FOUND;
}
return dataModel->data(dataModel->index(result.first().row(), DivePlotDataModel::DEPTH)).toInt();
}
void DiveEventItem::recalculatePos(int speed)
{
if (!ev)
return;
QModelIndexList result = dataModel->match(dataModel->index(0, DivePlotDataModel::TIME), Qt::DisplayRole, ev->time.seconds);
if (result.isEmpty()) {
qWarning("can't find a spot in the dataModel");
hide();
return;
}
int depth = depthAtTime(ev->time.seconds);
if (depth == DEPTH_NOT_FOUND)
return;
if (!isVisible() && !shouldBeHidden())
show();
qreal x = hAxis->posAtValue(ev->time.seconds);
qreal y = vAxis->posAtValue(depth);
if (speed > 0)
Animations::moveTo(this, speed, x, y);
else
setPos(x, y);
if (isVisible() && shouldBeHidden())
hide();
}