static void temperature_data_func(GtkTreeViewColumn *col,
GtkCellRenderer *renderer,
GtkTreeModel *model,
GtkTreeIter *iter,
gpointer data)
{
int value;
char buffer[80];
gtk_tree_model_get(model, iter, DIVE_TEMPERATURE, &value, -1);
*buffer = 0;
if (value) {
double deg;
switch (output_units.temperature) {
case CELSIUS:
deg = mkelvin_to_C(value);
break;
case FAHRENHEIT:
deg = mkelvin_to_F(value);
break;
default:
return;
}
snprintf(buffer, sizeof(buffer), "%.1f", deg);
}
g_object_set(renderer, "text", buffer, NULL);
}
QString DiveItem::displayTemperature() const
{
QString str;
if (!dive->watertemp.mkelvin)
return str;
if (get_units()->temperature == units::CELSIUS)
str = QString::number(mkelvin_to_C(dive->watertemp.mkelvin), 'f', 1);
else
str = QString::number(mkelvin_to_F(dive->watertemp.mkelvin), 'f', 1);
return str;
}
QString get_temperature_string(temperature_t temp, bool showunit)
{
if (prefs.units.temperature == units::CELSIUS) {
double celsius = mkelvin_to_C(temp.mkelvin);
return QString("%1%2%3").arg(celsius, 0, 'f', 1).arg(showunit ? (UTF8_DEGREE): "")
.arg(showunit ? _("C") : "");
} else {
double fahrenheit = mkelvin_to_F(temp.mkelvin);
return QString("%1%2%3").arg(fahrenheit, 0, 'f', 1).arg(showunit ? (UTF8_DEGREE): "")
.arg(showunit ? _("F") : "");
}
}
QString get_temperature_string(temperature_t temp, bool showunit)
{
if (temp.mkelvin == 0) {
return ""; //temperature not defined
} else if (prefs.units.temperature == units::CELSIUS) {
double celsius = mkelvin_to_C(temp.mkelvin);
return QString("%1%2%3").arg(celsius, 0, 'f', 1).arg(showunit ? (UTF8_DEGREE) : "").arg(showunit ? translate("gettextFromC", "C") : "");
} else {
double fahrenheit = mkelvin_to_F(temp.mkelvin);
return QString("%1%2%3").arg(fahrenheit, 0, 'f', 1).arg(showunit ? (UTF8_DEGREE) : "").arg(showunit ? translate("gettextFromC", "F") : "");
}
}
double get_temp_units(unsigned int mk, const char **units)
{
double deg;
const char *unit;
if (output_units.temperature == FAHRENHEIT) {
deg = mkelvin_to_F(mk);
unit = UTF8_DEGREE "F";
} else {
deg = mkelvin_to_C(mk);
unit = UTF8_DEGREE "C";
}
if (units)
*units = unit;
return deg;
}
void TestUnitConversion::testUnitConversions()
{
QCOMPARE(IS_FP_SAME(grams_to_lbs(1000), 2.204586), true);
QCOMPARE(lbs_to_grams(1), 454);
QCOMPARE(IS_FP_SAME(ml_to_cuft(1000), 0.0353147), true);
QCOMPARE(IS_FP_SAME(cuft_to_l(1), 28.316847), true);
QCOMPARE(IS_FP_SAME(mm_to_feet(1000), 3.280840), true);
QCOMPARE(feet_to_mm(1), (long unsigned int) 305);
QCOMPARE(to_feet((depth_t){ 1000 }), 3);
QCOMPARE(IS_FP_SAME(mkelvin_to_C(647000), 373.85), true);
QCOMPARE(IS_FP_SAME(mkelvin_to_F(647000), 704.93), true);
QCOMPARE(F_to_mkelvin(704.93), (unsigned long)647000);
QCOMPARE(C_to_mkelvin(373.85), (unsigned long)647000);
QCOMPARE(IS_FP_SAME(psi_to_bar(14.6959488), 1.01325), true);
QCOMPARE(psi_to_mbar(14.6959488), (long)1013);
QCOMPARE(to_PSI((pressure_t){ 1013 }), (int)15);
QCOMPARE(IS_FP_SAME(bar_to_atm(1.013), 1.0), true);
QCOMPARE(IS_FP_SAME(mbar_to_atm(1013), 1.0), true);
QCOMPARE(mbar_to_PSI(1013), (int)15);
get_units();
}