profile: port event unhiding to QtQuick

This has UI changes:
- The unhiding options are accessed by a field that appears when
  there are hidden events.
- Only event-types of this particular dive are unhidden.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>

core/divecomputer.cpp

@@ -334,6 +334,12 @@ struct event *get_event(struct divecomputer *dc, int idx)
 	return &dc->events[idx];
 }
 
+bool divecomputer::has_individually_hidden_events() const
+{
+	return std::any_of(events.begin(), events.end(),
+			[] (const event &ev) { return ev.hidden; });
+}
+
 void add_extra_data(struct divecomputer *dc, const std::string &key, const std::string &value)
 {
 	if (key == "Serial") {

core/divecomputer.h

@@ -44,6 +44,8 @@ struct divecomputer {
 	std::vector<struct event> events;
 	std::vector<struct extra_data> extra_data;
 
+	bool has_individually_hidden_events() const;
+
 	divecomputer();
 	~divecomputer();
 	divecomputer(const divecomputer &);

core/event.h

@@ -64,6 +64,8 @@ public:
 	const struct event *next(); // nullptr -> end
 };
 
+extern bool has_individually_hidden_events(const struct divecomputer *dc);
+
 /* Get gasmixes at increasing timestamps. */
 class gasmix_loop {
 	const struct dive &dive;

core/eventtype.cpp

@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
 #include "eventtype.h"
 #include "event.h"
+#include "divecomputer.h"
 #include "gettextfromc.h"
 #include "subsurface-string.h"
 
@@ -42,9 +43,9 @@ void remember_event_type(const struct event *ev)
 	event_types.push_back(std::move(type));
 }
 
-bool is_event_type_hidden(const struct event *ev)
+bool is_event_type_hidden(const struct event &ev)
 {
-	auto it = std::find(event_types.begin(), event_types.end(), ev);
+	auto it = std::find(event_types.begin(), event_types.end(), &ev);
 	return it != event_types.end() && !it->plot;
 }
 
@@ -55,11 +56,19 @@ void hide_event_type(const struct event *ev)
 		it->plot = false;
 }
 
-void show_all_event_types()
+static bool has_event_type(const divecomputer &dc, const event_type &et)
 {
-	for (event_type &e: event_types)
+	return std::any_of(dc.events.begin(), dc.events.end(), [&et] (const event &ev)
+			{ return ev.name == et.name && ev.get_severity() == et.severity; });
+}
+
+void show_all_event_types(const divecomputer &dc)
+{
+	for (event_type &e: event_types) {
+		if (!e.plot && has_event_type(dc, e))
 			e.plot = true;
 	}
+}
 
 void show_event_type(int idx)
 {
@@ -74,11 +83,12 @@ bool any_event_types_hidden()
 			   [] (const event_type &e) { return !e.plot; });
 }
 
-extern std::vector<int> hidden_event_types()
+std::vector<int> hidden_event_types(const struct divecomputer &dc)
 {
 	std::vector<int> res;
 	for (size_t i = 0; i < event_types.size(); ++i) {
-		if (!event_types[i].plot)
+		const event_type &e = event_types[i];
+		if (!e.plot && has_event_type(dc, e))
 			res.push_back(i);
 	}
 	return res;

core/eventtype.h

@@ -8,12 +8,12 @@
 
 extern void clear_event_types();
 extern void remember_event_type(const struct event *ev);
-extern bool is_event_type_hidden(const struct event *ev);
+extern bool is_event_type_hidden(const struct event &ev);
 extern void hide_event_type(const struct event *ev);
-extern void show_all_event_types();
+extern void show_all_event_types(const struct divecomputer &dc);
 extern void show_event_type(int idx);
 extern bool any_event_types_hidden();
-extern std::vector<int> hidden_event_types();
+extern std::vector<int> hidden_event_types(const struct divecomputer &dc);
 extern QString event_type_name(const event &ev);
 extern QString event_type_name(int idx);
 

profile-widget/diveeventitem.cpp

@@ -205,7 +205,7 @@ void DiveEventItem::recalculatePos()
 		hide();
 		return;
 	}
-	setVisible(!ev.hidden && !is_event_type_hidden(&ev));
+	setVisible(!ev.hidden && !is_event_type_hidden(ev));
 	double x = hAxis->posAtValue(ev.time.seconds);
 	double y = vAxis->posAtValue(depth);
 	setPos(x, y);

profile-widget/divetextitem.cpp

@@ -90,6 +90,11 @@ double DiveTextItem::fontHeight(double dpr, double scale)
 	return (double)fm.height();
 }
 
+double DiveTextItem::width() const
+{
+	return boundingRect().width();
+}
+
 double DiveTextItem::height() const
 {
 	return fontHeight(dpr, scale) + outlineSize * dpr;

profile-widget/divetextitem.h

@@ -17,6 +17,7 @@ public:
 	const QString &text();
 	static double fontHeight(double dpr, double scale);
 	static std::pair<double, double> getLabelSize(double dpr, double scale, const QString &label);
+	double width() const;
 	double height() const;
 
 private:

profile-widget/profilescene.cpp

@@ -11,6 +11,7 @@
 #include "core/device.h"
 #include "core/divecomputer.h"
 #include "core/event.h"
+#include "core/eventtype.h"
 #include "core/pref.h"
 #include "core/profile.h"
 #include "core/qthelper.h"	// for decoMode()
@@ -95,6 +96,7 @@ ProfileScene::ProfileScene(double dpr, bool printMode, bool isGrayscale) :
 							[](const plot_data &item) { return 0.0; }, // unused
 							1, dpr)),
 	diveComputerText(new DiveTextItem(dpr, 1.0, Qt::AlignRight | Qt::AlignTop, nullptr)),
+	eventsHiddenText(new DiveTextItem(dpr, 1.0, Qt::AlignRight | Qt::AlignTop, nullptr)),
 	reportedCeiling(createItem<DiveReportedCeiling>(*profileYAxis,
 							[](const plot_data &item) { return (double)item.ceiling; },
 							1, dpr)),
@@ -143,6 +145,7 @@ ProfileScene::ProfileScene(double dpr, bool printMode, bool isGrayscale) :
 
 	// Add items to scene
 	addItem(diveComputerText);
+	addItem(eventsHiddenText);
 	addItem(tankItem);
 	addItem(decoModelParameters);
 	addItem(profileYAxis);
@@ -156,6 +159,8 @@ ProfileScene::ProfileScene(double dpr, bool printMode, bool isGrayscale) :
 
 	for (AbstractProfilePolygonItem *item: profileItems)
 		addItem(item);
+
+	eventsHiddenText->set(tr("Hidden events!"), getColor(TIME_TEXT, isGrayscale));
 }
 
 ProfileScene::~ProfileScene()
@@ -287,8 +292,10 @@ void ProfileScene::updateAxes(bool diveHasHeartBeat, bool simplified)
 	profileYAxis->setGridIsMultipleOfThree( qPrefDisplay::three_m_based_grid() );
 
 	// Place the fixed dive computer text at the bottom
-	double bottomBorder = sceneRect().height() - diveComputerText->height() - 2.0 * dpr * diveComputerTextBorder;
-	diveComputerText->setPos(0.0, bottomBorder + dpr * diveComputerTextBorder);
+	double bottomTextHeight = std::max(diveComputerText->height(), eventsHiddenText->height());
+	double bottomBorder = sceneRect().height() - bottomTextHeight - 2.0 * dpr * diveComputerTextBorder;
+	diveComputerText->setPos(0.0, round(bottomBorder + dpr * diveComputerTextBorder));
+	eventsHiddenText->setPos(width - dpr * diveComputerTextBorder - eventsHiddenText->width(), bottomBorder + dpr * diveComputerTextBorder);
 
 	double topBorder = 0.0;
 
@@ -372,6 +379,12 @@ bool ProfileScene::pointOnDiveComputerText(const QPointF &point) const
 	return diveComputerText->boundingRect().contains(point - diveComputerText->pos());
 }
 
+bool ProfileScene::pointOnEventsHiddenText(const QPointF &point) const
+{
+	return eventsHiddenText->isVisible() &&
+	       eventsHiddenText->boundingRect().contains(point - eventsHiddenText->pos());
+}
+
 static double max_gas(const plot_info &pi, double gas_pressures::*gas)
 {
 	double ret = -1;
@@ -525,9 +538,12 @@ void ProfileScene::plotDive(const struct dive *dIn, int dcIn, int animSpeed, boo
 	eventItems.clear();
 	struct gasmix lastgasmix = d->get_gasmix_at_time(*currentdc, 1_sec);
 
+	bool has_hidden_events = false;
 	for (auto [idx, event]: enumerated_range(currentdc->events)) {
-		if (event.hidden)
+		if (event.hidden || is_event_type_hidden(event)) {
+			has_hidden_events = true;
 			continue;
+		}
 		// if print mode is selected only draw headings, SP change, gas events or bookmark event
 		if (printMode) {
 			if (event.name.empty() ||
@@ -547,6 +563,7 @@ void ProfileScene::plotDive(const struct dive *dIn, int dcIn, int animSpeed, boo
 		if (event.is_gaschange())
 			lastgasmix = d->get_gasmix_from_event(event);
 	}
+	eventsHiddenText->setVisible(has_hidden_events);
 
 	QString dcText = QString::fromStdString(get_dc_nickname(currentdc));
 	if (is_dc_planner(currentdc))

profile-widget/profilescene.h

@@ -38,6 +38,7 @@ public:
 	void clear();
 	bool pointOnProfile(const QPointF &point) const;
 	bool pointOnDiveComputerText(const QPointF &point) const;
+	bool pointOnEventsHiddenText(const QPointF &point) const;
 	void anim(double fraction); // Called by the animation with 0.0-1.0 (start to stop).
 				    // Can be compared with literal 1.0 to determine "end" state.
 
@@ -96,6 +97,7 @@ private:
 	DiveGasPressureItem *gasPressureItem;
 	std::vector<std::unique_ptr<DiveEventItem>> eventItems;
 	DiveTextItem *diveComputerText;
+	DiveTextItem *eventsHiddenText;
 	DiveReportedCeiling *reportedCeiling;
 	PartialPressureGasItem *pn2GasItem;
 	PartialPressureGasItem *pheGasItem;

profile-widget/profileview.cpp

@@ -509,6 +509,16 @@ static QString formatCylinderDescription(int i, const cylinder_t &cylinder)
 	return label;
 }
 
+void ProfileView::unhideEvents()
+{
+	if (!d)
+		return;
+	struct divecomputer *currentdc = mutable_dive()->get_dc(dc);
+	for (auto &ev: currentdc->events)
+		ev.hidden = false;
+	replot();
+}
+
 void ProfileView::mousePressEvent(QMouseEvent *event)
 {
 	// Handle dragging of items
@@ -541,6 +551,34 @@ void ProfileView::mousePressEvent(QMouseEvent *event)
 		return execMenu(m, event->globalPos());
 	}
 
+	// Open context menu for event unhiding
+	if (d && profileScene->pointOnEventsHiddenText(event->pos())) {
+		std::vector<MenuEntry> m;
+		const struct divecomputer *currentdc = d->get_dc(dc);
+		if (currentdc->has_individually_hidden_events()) {
+			m.emplace_back(tr("Unhide individually hidden events of this dive"), [this, &currentdc] {
+					unhideEvents();
+				});
+		}
+		std::vector<int> types = hidden_event_types(*currentdc);
+		if (!types.empty()) {
+			std::vector<MenuEntry> m2;
+			for (int i: types) {
+				m2.emplace_back(event_type_name(i), [this, i]() {
+						show_event_type(i);
+						replot();
+					});
+			}
+			if (types.size() > 1) {
+				m2.emplace_back(tr("All types"), [this, currentdc]() {
+						show_all_event_types(*currentdc);
+						replot();
+					});
+			}
+			m.emplace_back(tr("Unhide event type"), std::move(m2));
+		}
+		return execMenu(m, event->globalPos());
+	}
 	DiveEventItem *item = profileScene->eventAtPosition(event->pos());
 	if (d && item) {
 		std::vector<MenuEntry> m;

profile-widget/profileview.h

@@ -142,6 +142,7 @@ private:
 	void hideEvent(DiveEventItem &item);
 	void hideEventType(DiveEventItem &item);
 	void removeEvent(DiveEventItem &item);
+	void unhideEvents();
 
 	// The list of pictures in this plot. The pictures are sorted by offset in seconds.
 	// For the same offset, sort by filename.

profile-widget/profilewidget2.cpp

@@ -370,43 +370,9 @@ void ProfileWidget2::contextMenuEvent(QContextMenuEvent *event)
 		changeMode->addAction(gettextFromC::tr(divemode_text_ui[PSCR]),
 				      [this, seconds](){ addDivemodeSwitch(seconds, PSCR); });
 
-	if (any_event_types_hidden()) {
-		QMenu *m2 = m.addMenu(tr("Unhide event type"));
-		for (int i: hidden_event_types()) {
-			m2->addAction(event_type_name(i), [this, i]() {
-				show_event_type(i);
-				replot();
-			});
-		}
-		m2->addAction(tr("All event types"), this, &ProfileWidget2::unhideEventTypes);
-	}
-	const struct divecomputer *currentdc = d->get_dc(dc);
-	if (currentdc && std::any_of(currentdc->events.begin(), currentdc->events.end(),
-	    [] (auto &ev) { return ev.hidden; }))
-		m.addAction(tr("Unhide individually hidden events of this dive"), this, &ProfileWidget2::unhideEvents);
 	m.exec(event->globalPos());
 }
 
-void ProfileWidget2::unhideEvents()
-{
-	if (!d)
-		return;
-	struct divecomputer *currentdc = mutable_dive()->get_dc(dc);
-	if (!currentdc)
-		return;
-	for (auto &ev: currentdc->events)
-		ev.hidden = false;
-	for (DiveEventItem *item: profileScene->eventItems)
-		item->show();
-}
-
-void ProfileWidget2::unhideEventTypes()
-{
-	show_all_event_types();
-
-	replot();
-}
-
 void ProfileWidget2::addBookmark(int seconds)
 {
 	if (d)

profile-widget/profilewidget2.h

@@ -109,8 +109,6 @@ private:
 	void addSetpointChange(int seconds);
 	void removeEvent(DiveEventItem *item);
 	void editName(DiveEventItem *item);
-	void unhideEvents();
-	void unhideEventTypes();
 	void makeFirstDC();
 	void deleteCurrentDC();
 	void splitCurrentDC();