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Add and use 'string_to_fraction()' helper converter function

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This matches the pattern of unit conversion, and will allow us to remove
all the code that uses the old complex "CHANGED()" macro that tries to
remove units or percent signs.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Linus Torvalds 2014-01-09 10:43:28 +08:00 • committed by Dirk Hohndel
parent a79ddde1b9
commit 3734bb9068
2 changed files with 17 additions and 12 deletions
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1
dive.h
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@ -803,6 +803,7 @@ extern weight_t string_to_weight(const char *str);
extern depth_t string_to_depth(const char *str);
extern pressure_t string_to_pressure(const char *str);
extern volume_t string_to_volume(const char *str, pressure_t workp);
extern fraction_t string_to_fraction(const char *str);
#include "pref.h"

24
qt-ui/models.cpp
View file

@ -240,22 +240,16 @@ bool CylindersModel::setData(const QModelIndex& index, const QVariant& value, in
}
break;
case O2:
if (CHANGED(toDouble, "%", "%")) {
int o2 = vString.toDouble() * 10 + 0.5;
if (cyl->gasmix.he.permille + o2 <= 1000) {
cyl->gasmix.o2.permille = o2;
if (CHANGED(data, "", "")) {
cyl->gasmix.o2 = string_to_fraction(vString.toUtf8().data());
changed = true;
}
}
break;
case HE:
if (CHANGED(toDouble, "%", "%")) {
int he = vString.toDouble() * 10 + 0.5;
if (cyl->gasmix.o2.permille + he <= 1000) {
cyl->gasmix.he.permille = he;
if (CHANGED(data, "", "")) {
cyl->gasmix.he = string_to_fraction(vString.toUtf8().data());
changed = true;
}
}
break;
case DEPTH:
if (CHANGED(data, "", ""))
@ -531,6 +525,16 @@ l:
return volume;
}
fraction_t string_to_fraction(const char *str)
{
const char *end;
double value = strtod_flags(str, &end, 0);
fraction_t fraction;
fraction.permille = rint(value * 10);
return fraction;
}
bool WeightModel::setData(const QModelIndex& index, const QVariant& value, int role)
{
QString vString = value.toString();