BangleApps/apps/swatch/stopwatch.js

137 lines
3.6 KiB
JavaScript

var tTotal = Date.now();
var tStart = Date.now();
var tCurrent = Date.now();
var started = false;
var timeY = 45;
var hsXPos = 0;
var TtimeY = 75;
var ThsXPos = 0;
var lapTimes = [];
var displayInterval;
function timeToText(t) {
var secs = Math.floor(t/1000)%60;
var mins = Math.floor(t/60000);
var hs = Math.floor(t/10)%100;
return mins+":"+("0"+secs).substr(-2)+"."+("0"+hs).substr(-2);
}
function updateLabels() {
g.reset(1);
g.clearRect(0,23,g.getWidth()-1,g.getHeight()-24);
g.setFont("6x8",2);
g.setFontAlign(0,0,3);
g.drawString(started?"STOP":"GO",230,120);
if (!started) g.drawString("RESET",230,180);
g.drawString(started?"LAP":"SAVE",230,50);
g.setFont("6x8",1);
g.setFontAlign(-1,-1);
for (var i in lapTimes) {
if (i<15)
{g.drawString(lapTimes.length-i+": "+timeToText(lapTimes[i]),35,timeY + 40 + i*8);}
else if (i<30)
{g.drawString(lapTimes.length-i+": "+timeToText(lapTimes[i]),125,timeY + 40 + (i-15)*8);}
}
drawsecs();
}
function drawsecs() {
var t = tCurrent-tStart;
var Tt = tCurrent-tTotal;
var secs = Math.floor(t/1000)%60;
var mins = Math.floor(t/60000);
var txt = mins+":"+("0"+secs).substr(-2);
var Tsecs = Math.floor(Tt/1000)%60;
var Tmins = Math.floor(Tt/60000);
var Ttxt = Tmins+":"+("0"+Tsecs).substr(-2);
var x = 100;
var Tx = 125;
g.reset(1);
g.setFont("Vector",38);
g.setFontAlign(0,0);
g.clearRect(0,timeY-21,200,timeY+21);
g.drawString(Ttxt,x,timeY);
hsXPos = 5+x+g.stringWidth(txt)/2;
g.setFont("6x8",2);
g.clearRect(0,TtimeY-7,200,TtimeY+7);
g.drawString(txt,Tx,TtimeY);
ThsXPos = 5+Tx+g.stringWidth(Ttxt)/2;
drawms();
}
function drawms() {
var t = tCurrent-tStart;
var hs = Math.floor(t/10)%100;
var Tt = tCurrent-tTotal;
var Ths = Math.floor(Tt/10)%100;
g.setFontAlign(-1,0);
g.setFont("6x8",2);
g.clearRect(hsXPos,timeY,220,timeY+20);
g.drawString("."+("0"+Ths).substr(-2),hsXPos-5,timeY+14);
g.setFont("6x8",1);
g.clearRect(ThsXPos,TtimeY,220,TtimeY+5);
g.drawString("."+("0"+hs).substr(-2),ThsXPos-5,TtimeY+3);
}
function getLapTimesArray() {
lapTimes.push(tCurrent-tTotal);
return lapTimes.map(timeToText).reverse();
}
setWatch(function() { // Start/stop
started = !started;
Bangle.beep();
if (started)
tStart = Date.now()+tStart-tCurrent;
tTotal = Date.now()+tTotal-tCurrent;
tCurrent = Date.now();
if (displayInterval) {
clearInterval(displayInterval);
displayInterval = undefined;
}
updateLabels();
if (started)
displayInterval = setInterval(function() {
var last = tCurrent;
if (started) tCurrent = Date.now();
if (Math.floor(last/1000)!=Math.floor(tCurrent/1000))
drawsecs();
else
drawms();
}, 20);
}, BTN2, {repeat:true});
setWatch(function() { // Lap
Bangle.beep();
if (started) {
tCurrent = Date.now();
lapTimes.unshift(tCurrent-tStart);
}
if (!started) { // save
var filename = "swatch-"+(new Date()).toISOString().substr(0,16).replace("T","_")+".json";
if (tCurrent!=tStart)
lapTimes.unshift(tCurrent-tStart);
// this maxes out the 28 char maximum
require("Storage").writeJSON(filename, getLapTimesArray());
tStart = tCurrent = tTotal = Date.now();
lapTimes = [];
E.showMessage("Laps Saved","Stopwatch");
setTimeout(updateLabels, 1000);
} else {
tStart = tCurrent;
updateLabels();
}
}, BTN1, {repeat:true});
setWatch(function() { // Reset
if (!started) {
Bangle.beep();
tStart = tCurrent = tTotal = Date.now();
lapTimes = [];
}
updateLabels();
}, BTN3, {repeat:true});
updateLabels();
Bangle.loadWidgets();
Bangle.drawWidgets();