91 lines
2.3 KiB
JavaScript
91 lines
2.3 KiB
JavaScript
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var curAction = "wait";
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var previousAction = "wait"
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var startTime = new Date();
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var curTime = new Date();
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var timeMS = 0;
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var FlagMilisecond = 1;
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var timer = document.getElementById("stopwatch").getElementsByClassName("timer")[0];
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tick();
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// NOT OPTIMIZED, place in start switch
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var t = setInterval(tick, 10);
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function Stopwatch(action) {
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switch (action) {
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case "start":
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console.log("start function started");
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if (previousAction == "start") { break; }
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startTime = new Date();
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curAction = "increase";
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tick();
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previousAction = "start";
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break;
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case "stop":
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curAction = "stop";
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tick();
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previousAction = "stop";
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break;
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default:
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// console.error("no action (old script)");
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break;
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}
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}
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function updateMsec() {
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timer.getElementsByClassName("msec")[0].innerHTML = getDigits(Math.floor((timeMS / 10) % 100), 2);
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}
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function updateSec() {
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timer.getElementsByClassName("sec")[0].innerHTML = getDigits(Math.floor((timeMS / 1000) % 60), 2);
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}
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function updateMin() {
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timer.getElementsByClassName("min")[0].innerHTML = getDigits(Math.floor((timeMS / 1000 / 60) << 0), 2);
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}
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function getDigits(str, num) {
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return ("0" + str).slice(-num);
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}
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function tick() {
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switch (curAction) {
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case "increase":
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curTime = new Date();
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timeMS = (curTime.getTime() - startTime.getTime());
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if (FlagMilisecond) {
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updateMsec();
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}
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updateSec();
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updateMin();
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break;
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case "stop":
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timer.getElementsByClassName("min")[0].innerHTML = "00";
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timer.getElementsByClassName("sec")[0].innerHTML = "00";
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timer.getElementsByClassName("msec")[0].innerHTML = "00";
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curAction = "wait";
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previousAction = "stop"
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break;
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default:
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// console.error("no action (old script)");
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break;
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}
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}
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function toggleTimerMsec() {
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let chx = document.getElementById("chx-timerMsec");
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if (chx.checked) {
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FlagMilisecond = 1;
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timer.getElementsByClassName("msec")[0].style.display = "flex";
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document.getElementById("stopwatch-msec-dot").style.display = "flex";
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} else {
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FlagMilisecond = 0;
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timer.getElementsByClassName("msec")[0].style.display = "none";
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document.getElementById("stopwatch-msec-dot").style.display = "none";
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}
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tick();
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}
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