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Extract Temperature, Pressure into units header.

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This commit is contained in:
Jared Boone 2016-01-23 21:37:22 -08:00
parent 45a8759d7b
commit 798b5eb972
2 changed files with 87 additions and 52 deletions
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58
firmware/application/tpms_app.hpp
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@ -31,6 +31,10 @@
#include "optional.hpp"
#include "units.hpp"
using units::Temperature;
using units::Pressure;
namespace tpms {
class TransponderID {
@ -54,56 +58,6 @@ private:
uint32_t id_;
};
class Pressure {
public:
constexpr Pressure(
) : kpa_ { 0 }
{
}
constexpr Pressure(
const int32_t kilopascal
) : kpa_ { static_cast<int16_t>(kilopascal) }
{
}
int kilopascal() const {
return kpa_;
}
int psi() const {
return static_cast<int32_t>(kpa_) * 1000 / 6895;
}
private:
int16_t kpa_;
};
class Temperature {
public:
constexpr Temperature(
) : c_ { 0 }
{
}
constexpr Temperature(
const int32_t celsius
) : c_ { static_cast<int16_t>(celsius) }
{
}
int celsius() const {
return c_;
}
int fahrenheit() const {
return (c_ * 9 / 5) + 32;
}
private:
int16_t c_;
};
class Reading {
public:
enum Type {
@ -208,8 +162,8 @@ struct TPMSRecentEntry {
size_t received_count { 0 };
Optional<tpms::Pressure> last_pressure;
Optional<tpms::Temperature> last_temperature;
Optional<Pressure> last_pressure;
Optional<Temperature> last_temperature;
TPMSRecentEntry(
const Key& key