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#pragma once
#include <FreeRTOS.h>
#include <optional>
#include <timers.h>
namespace Pinetime {
namespace System {
class SystemTask;
}
namespace Controllers {
enum class StopWatchStates { Cleared, Running, Paused };
struct LapInfo {
int count = 0; // Used to label the lap
TickType_t time = 0; // Delta time from beginning of stopwatch
};
constexpr int lapCapacity = 2;
class StopWatchController {
public:
StopWatchController();
// StopWatch functionality and data
void Start();
void Pause();
void Clear();
TickType_t GetElapsedTime();
// Lap functionality
/// Only the latest laps are stored, the lap count is saved until reset
void PushLap();
/// Returns lapCount
int GetLapCount();
/// Indexes into lap history, with 0 being the latest lap.
std::optional<LapInfo> LastLap(int lap = 0);
bool IsRunning();
bool IsCleared();
bool IsPaused();
// private:
// Current state of stopwatch
StopWatchStates currentState = StopWatchStates::Cleared;
// Start time of current duration
TickType_t startTime = 0;
// How much time was elapsed before current duration
TickType_t timeElapsedPreviously = 0;
// Stores lap times
LapInfo laps[lapCapacity];
// Total lap count; may exceed lapCapacity
int lapCount = 0;
// Index for next lap time; must be lower than lapCapacity
int lapHead = 0;
};
}
}
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