InfiniTime/src/components/timer/TimerController.cpp
Florian 13e3463276
Timer App (#355)
* built timer app

* Style improvements

* making sure buttons stay hidden when the app is reopened and reappear after the timer runs out

* more sensible calculations of time deltas. eliminated that mysterious scaling factor

* changing the timer icon
2021-05-20 20:43:54 +02:00

64 lines
1.5 KiB
C++

//
// Created by florian on 16.05.21.
//
#include "TimerController.h"
#include "systemtask/SystemTask.h"
#include "app_timer.h"
#include "task.h"
using namespace Pinetime::Controllers;
APP_TIMER_DEF(timerAppTimer);
TimerController::TimerController(System::SystemTask& systemTask) : systemTask{systemTask} {
}
void TimerController::Init() {
app_timer_create(&timerAppTimer, APP_TIMER_MODE_SINGLE_SHOT, timerEnd);
}
void TimerController::StartTimer(uint32_t duration) {
app_timer_stop(timerAppTimer);
auto currentTicks = xTaskGetTickCount();
app_timer_start(timerAppTimer, APP_TIMER_TICKS(duration), this);
endTicks = currentTicks + APP_TIMER_TICKS(duration);
timerRunning = true;
}
uint32_t TimerController::GetTimeRemaining() {
if (!timerRunning) {
return 0;
}
auto currentTicks = xTaskGetTickCount();
TickType_t deltaTicks = 0;
if (currentTicks > endTicks) {
deltaTicks = 0xffffffff - currentTicks;
deltaTicks += (endTicks + 1);
} else {
deltaTicks = endTicks - currentTicks;
}
return (static_cast<TickType_t>(deltaTicks) / static_cast<TickType_t>(configTICK_RATE_HZ)) * 1000;
}
void TimerController::timerEnd(void* p_context) {
auto* controller = static_cast<Controllers::TimerController*> (p_context);
controller->timerRunning = false;
controller->systemTask.PushMessage(System::SystemTask::Messages::OnTimerDone);
}
void TimerController::StopTimer() {
app_timer_stop(timerAppTimer);
timerRunning = false;
}
bool TimerController::IsRunning() {
return timerRunning;
}