diff options
Diffstat (limited to 'ui.c')
| -rw-r--r-- | ui.c | 15 |
1 files changed, 15 insertions, 0 deletions
@@ -16,6 +16,9 @@ static const char *const volume_units[] = {"cc", "l", "ci"}; static const VolumeMaker volume_makers[nelem(volume_units)] = { cubic_centimetre, litre, cubic_inch, }; +static const VolumeReader volume_readers[nelem(volume_units)] = { + as_cubic_centimetre, as_litre, as_cubic_inch, +}; static const char *const pressure_units[] = {"mbar", "kPa", "bar", "psi"}; static const PressureMaker pressure_makers[nelem(pressure_units)] = { @@ -66,6 +69,18 @@ set_displacement(UI *ui) { } void +set_displacement_unit(UI *ui) { + VolumeMaker maker; + Volume disp; + VolumeReader reader; + + maker = volume_makers[ui->displacement_unit.oldidx]; + disp = maker(ui->displacement.value); + reader = volume_readers[ui->displacement_unit.idx]; + w_set_field(&ui->displacement, reader(disp)); +} + +void set_map(UI *ui, int idx) { int unit_idx; PressureMaker convert; |