aboutsummaryrefslogtreecommitdiffstats
path: root/profile-widget/diveeventitem.cpp
blob: daef227d815cb7b7c3e8586dfbd9cf40f3d4b705 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
#include "profile-widget/diveeventitem.h"
#include "qt-models/diveplotdatamodel.h"
#include "profile-widget/divecartesianaxis.h"
#include "profile-widget/animationfunctions.h"
#include "core/libdivecomputer.h"
#include "core/profile.h"
#include "core/gettextfromc.h"
#include "core/metrics.h"

extern struct ev_select *ev_namelist;
extern int evn_used;

DiveEventItem::DiveEventItem(QObject *parent) : DivePixmapItem(parent),
	vAxis(NULL),
	hAxis(NULL),
	dataModel(NULL),
	internalEvent(NULL)
{
	setFlag(ItemIgnoresTransformations);
}

DiveEventItem::~DiveEventItem()
{
	free(internalEvent);
}

void DiveEventItem::setHorizontalAxis(DiveCartesianAxis *axis)
{
	hAxis = axis;
	recalculatePos(true);
}

void DiveEventItem::setModel(DivePlotDataModel *model)
{
	dataModel = model;
	recalculatePos(true);
}

void DiveEventItem::setVerticalAxis(DiveCartesianAxis *axis)
{
	vAxis = axis;
	recalculatePos(true);
	connect(vAxis, SIGNAL(sizeChanged()), this, SLOT(recalculatePos()));
}

struct event *DiveEventItem::getEvent()
{
	return internalEvent;
}

void DiveEventItem::setEvent(struct event *ev)
{
	if (!ev)
		return;

	free(internalEvent);
	internalEvent = clone_event(ev);
	setupPixmap();
	setupToolTipString();
	recalculatePos(true);
}

void DiveEventItem::setupPixmap()
{
	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
	int sz_bigger = metrics.sz_med;
#endif
#endif
	int sz_pix = sz_bigger/2; // ex 20px

#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 (same_string(internalEvent->name, "")) {
		setPixmap(EVENT_PIXMAP(":warning"));
	} else if (internalEvent->type == SAMPLE_EVENT_BOOKMARK) {
		setPixmap(EVENT_PIXMAP(":flag"));
	} else if (strcmp(internalEvent->name, "heading") == 0 ||
		   (same_string(internalEvent->name, "SP change") && internalEvent->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);
	} else if (event_is_gaschange(internalEvent)) {
		if (internalEvent->gas.mix.he.permille)
			setPixmap(EVENT_PIXMAP_BIGGER(":gaschangeTrimix"));
		else if (gasmix_is_air(&internalEvent->gas.mix))
			setPixmap(EVENT_PIXMAP_BIGGER(":gaschangeAir"));
		else
			setPixmap(EVENT_PIXMAP_BIGGER(":gaschangeNitrox"));
	} else {
		setPixmap(EVENT_PIXMAP(":warning"));
	}
#undef EVENT_PIXMAP
}

void DiveEventItem::setupToolTipString()
{
	// we display the event on screen - so translate
	QString name = gettextFromC::instance()->tr(internalEvent->name);
	int value = internalEvent->value;
	int type = internalEvent->type;
	if (value) {
		if (event_is_gaschange(internalEvent)) {
			name += ": ";
			name += gasname(&internalEvent->gas.mix);

			/* Do we have an explicit cylinder index?  Show it. */
			if (internalEvent->gas.index >= 0)
				name += QString(" (cyl %1)").arg(internalEvent->gas.index+1);
		} else if (type == SAMPLE_EVENT_PO2 && name == "SP change") {
			name += QString(":%1").arg((double)value / 1000);
		} else {
			name += QString(":%1").arg(value);
		}
	} else if (type == SAMPLE_EVENT_PO2 && 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 set point change event
		name += "\n" + tr("Manual switch to OC");
	} else {
		name += internalEvent->flags == SAMPLE_FLAGS_BEGIN ? tr(" begin", "Starts with space!") :
								     internalEvent->flags == SAMPLE_FLAGS_END ? tr(" end", "Starts with space!") : "";
	}
	// qDebug() << name;
	setToolTip(name);
}

void DiveEventItem::eventVisibilityChanged(const QString &eventName, bool visible)
{
	//WARN: lookslike we should implement this.
	Q_UNUSED(eventName);
	Q_UNUSED(visible);
}

bool DiveEventItem::shouldBeHidden()
{
	struct event *event = internalEvent;

	/*
	 * Some gas change events are special. Some dive computers just tell us the initial gas this way.
	 * Don't bother showing those
	 */
	struct sample *first_sample = &get_dive_dc(&displayed_dive, dc_number)->sample[0];
	if (!strcmp(event->name, "gaschange") &&
	    (event->time.seconds == 0 ||
	     (first_sample && event->time.seconds == first_sample->time.seconds)))
		return true;

	for (int i = 0; i < evn_used; i++) {
		if (!strcmp(event->name, ev_namelist[i].ev_name) && ev_namelist[i].plot_ev == false)
			return true;
	}
	return false;
}

void DiveEventItem::recalculatePos(bool instant)
{
	if (!vAxis || !hAxis || !internalEvent || !dataModel)
		return;

	QModelIndexList result = dataModel->match(dataModel->index(0, DivePlotDataModel::TIME), Qt::DisplayRole, internalEvent->time.seconds);
	if (result.isEmpty()) {
		Q_ASSERT("can't find a spot in the dataModel");
		hide();
		return;
	}
	if (!isVisible() && !shouldBeHidden())
		show();
	int depth = dataModel->data(dataModel->index(result.first().row(), DivePlotDataModel::DEPTH)).toInt();
	qreal x = hAxis->posAtValue(internalEvent->time.seconds);
	qreal y = vAxis->posAtValue(depth);
	if (!instant)
		Animations::moveTo(this, x, y);
	else
		setPos(x, y);
	if (isVisible() && shouldBeHidden())
		hide();
}