subsurface/qthelper.cpp
Benjamin ae713763c7 Add a helper function to calculate weight display string
Add a helper function to unify the calculation of the
weight display string, instead of having the same calculation
in two places in the code.

Signed-off-by: Benjamin Fogel <nystire@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2013-10-04 11:57:28 -07:00

96 lines
2.6 KiB
C++

#include "qthelper.h"
DiveComputerList::DiveComputerList()
{
}
DiveComputerList::~DiveComputerList()
{
}
bool DiveComputerNode::operator == (const DiveComputerNode &a) const {
return this->model == a.model &&
this->deviceId == a.deviceId &&
this->firmware == a.firmware &&
this->serialNumber == a.serialNumber &&
this->nickName == a.nickName;
}
bool DiveComputerNode::operator !=(const DiveComputerNode &a) const {
return !(*this == a);
}
bool DiveComputerNode::changesValues(const DiveComputerNode &b) const
{
if (this->model != b.model || this->deviceId != b.deviceId) {
qDebug("DiveComputerNodes were not for the same DC");
return false;
}
return (b.firmware != "" && this->firmware != b.firmware) ||
(b.serialNumber != "" && this->serialNumber != b.serialNumber) ||
(b.nickName != "" && this->nickName != b.nickName);
}
const DiveComputerNode *DiveComputerList::getExact(QString m, uint32_t d)
{
for (QMap<QString,DiveComputerNode>::iterator it = dcMap.find(m); it != dcMap.end() && it.key() == m; ++it)
if (it->deviceId == d)
return &*it;
return NULL;
}
const DiveComputerNode *DiveComputerList::get(QString m)
{
QMap<QString,DiveComputerNode>::iterator it = dcMap.find(m);
if (it != dcMap.end())
return &*it;
return NULL;
}
void DiveComputerList::addDC(QString m, uint32_t d, QString n, QString s, QString f)
{
if (m == "" || d == 0)
return;
const DiveComputerNode *existNode = this->getExact(m, d);
DiveComputerNode newNode(m, d, s, f, n);
if (existNode) {
if (newNode.changesValues(*existNode)) {
if (n != "" && existNode->nickName != n)
qDebug("new nickname %s for DC model %s deviceId 0x%x", n.toUtf8().data(), m.toUtf8().data(), d);
if (f != "" && existNode->firmware != f)
qDebug("new firmware version %s for DC model %s deviceId 0x%x", f.toUtf8().data(), m.toUtf8().data(), d);
if (s != "" && existNode->serialNumber != s)
qDebug("new serial number %s for DC model %s deviceId 0x%x", s.toUtf8().data(), m.toUtf8().data(), d);
} else {
return;
}
dcMap.remove(m, *existNode);
}
dcMap.insert(m, newNode);
}
void DiveComputerList::rmDC(QString m, uint32_t d)
{
const DiveComputerNode *existNode = this->getExact(m, d);
dcMap.remove(m, *existNode);
}
QString weight_string(int weight_in_grams)
{
QString str;
if (get_units()->weight == units::KG) {
int gr = weight_in_grams % 1000;
int kg = weight_in_grams / 1000;
if (kg >= 20.0) {
str = QString("0");
} else {
str = QString("%1.%2").arg(kg).arg((unsigned)(gr) / 100);
}
} else {
double lbs = grams_to_lbs(weight_in_grams);
str = QString("%1").arg(lbs, 0, 'f', lbs >= 40.0 ? 0 : 1 );
}
return (str);
}