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Improve stopwatch (#432)

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* Improve stopwatch more

* Make sure sleep gets reenabled

* Cleanup and clang-format
This commit is contained in:
Riku Isokoski 2021-07-04 21:23:03 +03:00 committed by GitHub
parent ab59b9b830
commit 61a4642221
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 94 additions and 119 deletions
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2
src/displayapp/DisplayApp.cpp
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@ -337,7 +337,7 @@ void DisplayApp::LoadApp(Apps app, DisplayApp::FullRefreshDirections direction)
ReturnApp(Apps::Clock, FullRefreshDirections::Down, TouchEvents::None);
break;
case Apps::StopWatch:
currentScreen = std::make_unique<Screens::StopWatch>(this);
currentScreen = std::make_unique<Screens::StopWatch>(this, *systemTask);
break;
case Apps::Twos:
currentScreen = std::make_unique<Screens::Twos>(this);

195
src/displayapp/screens/StopWatch.cpp
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@ -45,17 +45,16 @@ static void stop_lap_event_handler(lv_obj_t* obj, lv_event_t event) {
stopWatch->stopLapBtnEventHandler(event);
}
StopWatch::StopWatch(DisplayApp* app)
StopWatch::StopWatch(DisplayApp* app, System::SystemTask& systemTask)
: Screen(app),
systemTask {systemTask},
running {true},
currentState {States::Init},
currentEvent {Events::Stop},
startTime {},
oldTimeElapsed {},
currentTimeSeparated {},
lapBuffer {},
lapNr {},
lapPressed {false} {
lapNr {} {
time = lv_label_create(lv_scr_act(), nullptr);
lv_obj_set_style_local_text_font(time, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, &jetbrains_mono_76);
@ -105,128 +104,100 @@ StopWatch::StopWatch(DisplayApp* app)
}
StopWatch::~StopWatch() {
systemTask.PushMessage(Pinetime::System::Messages::EnableSleeping);
lv_obj_clean(lv_scr_act());
}
void StopWatch::reset() {
currentState = States::Init;
oldTimeElapsed = 0;
lv_obj_set_style_local_text_color(time, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_GRAY);
lv_obj_set_style_local_text_color(msecTime, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_GRAY);
lv_label_set_text(time, "00:00");
lv_label_set_text(msecTime, "00");
lv_label_set_text(lapOneText, "");
lv_label_set_text(lapTwoText, "");
lapBuffer.clearBuffer();
lapNr = 0;
lv_obj_set_state(btnStopLap, LV_STATE_DISABLED);
lv_obj_set_state(txtStopLap, LV_STATE_DISABLED);
}
void StopWatch::start() {
lv_obj_set_state(btnStopLap, LV_STATE_DEFAULT);
lv_obj_set_state(txtStopLap, LV_STATE_DEFAULT);
lv_obj_set_style_local_text_color(time, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_GREEN);
lv_obj_set_style_local_text_color(msecTime, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_GREEN);
lv_label_set_text(txtPlayPause, Symbols::pause);
lv_label_set_text(txtStopLap, Symbols::lapsFlag);
startTime = xTaskGetTickCount();
currentState = States::Running;
systemTask.PushMessage(Pinetime::System::Messages::DisableSleeping);
}
void StopWatch::pause() {
startTime = 0;
// Store the current time elapsed in cache
oldTimeElapsed += timeElapsed;
currentState = States::Halted;
lv_label_set_text(txtPlayPause, Symbols::play);
lv_label_set_text(txtStopLap, Symbols::stop);
lv_obj_set_style_local_text_color(time, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_YELLOW);
lv_obj_set_style_local_text_color(msecTime, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_YELLOW);
systemTask.PushMessage(Pinetime::System::Messages::EnableSleeping);
}
bool StopWatch::Refresh() {
// @startuml CHIP8_state
// State "Init" as init
// State "Running" as run
// State "Halted" as halt
if (currentState == States::Running) {
timeElapsed = calculateDelta(startTime, xTaskGetTickCount());
currentTimeSeparated = convertTicksToTimeSegments((oldTimeElapsed + timeElapsed));
// [*] --> init
// init -> run : press play
// run -> run : press lap
// run --> halt : press pause
// halt --> run : press play
// halt --> init : press stop
// @enduml
// Copy paste the above plantuml text to visualize the state diagram
switch (currentState) {
// Init state when an user first opens the app
// and when a stop/reset button is pressed
case States::Init: {
// The initial default value
lv_label_set_text(time, "00:00");
lv_label_set_text(msecTime, "00");
lv_label_set_text(lapOneText, "");
lv_label_set_text(lapTwoText, "");
lapBuffer.clearBuffer();
lapNr = 0;
if (currentEvent == Events::Play) {
lv_obj_set_state(btnStopLap, LV_STATE_DEFAULT);
lv_obj_set_state(txtStopLap, LV_STATE_DEFAULT);
startTime = xTaskGetTickCount();
currentState = States::Running;
} else {
lv_obj_set_state(btnStopLap, LV_STATE_DISABLED);
lv_obj_set_state(txtStopLap, LV_STATE_DISABLED);
}
break;
}
case States::Running: {
lv_label_set_text(txtPlayPause, Symbols::pause);
lv_label_set_text(txtStopLap, Symbols::lapsFlag);
const auto timeElapsed = calculateDelta(startTime, xTaskGetTickCount());
currentTimeSeparated = convertTicksToTimeSegments((oldTimeElapsed + timeElapsed));
lv_label_set_text_fmt(time, "%02d:%02d", currentTimeSeparated.mins, currentTimeSeparated.secs);
lv_label_set_text_fmt(msecTime, "%02d", currentTimeSeparated.hundredths);
if (lapPressed == true) {
if (lapBuffer[1]) {
lv_label_set_text_fmt(
lapOneText, "#%2d %2d:%02d.%02d", (lapNr - 1), lapBuffer[1]->mins, lapBuffer[1]->secs, lapBuffer[1]->hundredths);
}
if (lapBuffer[0]) {
lv_label_set_text_fmt(
lapTwoText, "#%2d %2d:%02d.%02d", lapNr, lapBuffer[0]->mins, lapBuffer[0]->secs, lapBuffer[0]->hundredths);
}
// Reset the bool to avoid setting the text in each cycle until there is a change
lapPressed = false;
}
if (currentEvent == Events::Pause) {
// Reset the start time
startTime = 0;
// Store the current time elapsed in cache
oldTimeElapsed += timeElapsed;
currentState = States::Halted;
lv_obj_set_style_local_text_color(time, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_YELLOW);
lv_obj_set_style_local_text_color(msecTime, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_YELLOW);
} else {
lv_obj_set_style_local_text_color(time, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_GREEN);
lv_obj_set_style_local_text_color(msecTime, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_GREEN);
}
break;
}
case States::Halted: {
lv_label_set_text(txtPlayPause, Symbols::play);
lv_label_set_text(txtStopLap, Symbols::stop);
if (currentEvent == Events::Play) {
startTime = xTaskGetTickCount();
currentState = States::Running;
}
if (currentEvent == Events::Stop) {
currentState = States::Init;
oldTimeElapsed = 0;
lv_obj_set_style_local_text_color(time, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_GRAY);
lv_obj_set_style_local_text_color(msecTime, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_GRAY);
}
break;
}
lv_label_set_text_fmt(time, "%02d:%02d", currentTimeSeparated.mins, currentTimeSeparated.secs);
lv_label_set_text_fmt(msecTime, "%02d", currentTimeSeparated.hundredths);
}
return running;
}
void StopWatch::playPauseBtnEventHandler(lv_event_t event) {
if (event == LV_EVENT_CLICKED) {
if (currentState == States::Init) {
currentEvent = Events::Play;
} else {
// Simple Toggle for play/pause
currentEvent = (currentEvent == Events::Play ? Events::Pause : Events::Play);
}
if (event != LV_EVENT_PRESSED) {
return;
}
if (currentState == States::Init) {
start();
} else if (currentState == States::Running) {
pause();
} else if (currentState == States::Halted) {
start();
}
}
void StopWatch::stopLapBtnEventHandler(lv_event_t event) {
if (event == LV_EVENT_CLICKED) {
// If running, then this button is used to save laps
if (currentState == States::Running) {
lapBuffer.addLaps(currentTimeSeparated);
lapNr++;
lapPressed = true;
} else if (currentState == States::Halted) {
currentEvent = Events::Stop;
} else {
// Not possible to reach here. Do nothing.
if (event != LV_EVENT_PRESSED) {
return;
}
// If running, then this button is used to save laps
if (currentState == States::Running) {
lapBuffer.addLaps(currentTimeSeparated);
lapNr++;
if (lapBuffer[1]) {
lv_label_set_text_fmt(
lapOneText, "#%2d %2d:%02d.%02d", (lapNr - 1), lapBuffer[1]->mins, lapBuffer[1]->secs, lapBuffer[1]->hundredths);
}
if (lapBuffer[0]) {
lv_label_set_text_fmt(lapTwoText, "#%2d %2d:%02d.%02d", lapNr, lapBuffer[0]->mins, lapBuffer[0]->secs, lapBuffer[0]->hundredths);
}
} else if (currentState == States::Halted) {
reset();
}
}
bool StopWatch::OnButtonPushed() {
if (currentState == States::Running) {
pause();
} else {
running = false;
}
return true;
}

16
src/displayapp/screens/StopWatch.h
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@ -8,13 +8,12 @@
#include "portmacro_cmsis.h"
#include <array>
#include "systemtask/SystemTask.h"
namespace Pinetime::Applications::Screens {
enum class States { Init, Running, Halted };
enum class Events { Play, Pause, Stop };
struct TimeSeparated_t {
int mins;
int secs;
@ -63,23 +62,28 @@ namespace Pinetime::Applications::Screens {
class StopWatch : public Screen {
public:
StopWatch(DisplayApp* app);
StopWatch(DisplayApp* app, System::SystemTask& systemTask);
~StopWatch() override;
bool Refresh() override;
void playPauseBtnEventHandler(lv_event_t event);
void stopLapBtnEventHandler(lv_event_t event);
bool OnButtonPushed() override;
void reset();
void start();
void pause();
private:
Pinetime::System::SystemTask& systemTask;
TickType_t timeElapsed;
bool running;
States currentState;
Events currentEvent;
TickType_t startTime;
TickType_t oldTimeElapsed;
TimeSeparated_t currentTimeSeparated; // Holds Mins, Secs, millisecs
LapTextBuffer_t<2> lapBuffer;
int lapNr;
bool lapPressed;
int lapNr = 0;
lv_obj_t *time, *msecTime, *btnPlayPause, *btnStopLap, *txtPlayPause, *txtStopLap;
lv_obj_t *lapOneText, *lapTwoText;
};