mirror of https://github.com/espruino/BangleApps
98 lines
2.2 KiB
JavaScript
98 lines
2.2 KiB
JavaScript
var counter = 1;
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var logging_started;
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var interval;
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var value;
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var file = require("Storage").open("hrm_log.csv", "w");
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file.write("");
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file = require("Storage").open("hrm_log.csv", "a");
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function update_timer() {
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g.clear();
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g.setColor("#00ff7f");
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g.setFont("6x8", 4);
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g.setFontAlign(0, 0); // center font
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g.drawString(counter, 120, 120);
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g.setFont("6x8", 2);
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g.setFontAlign(-1, -1);
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g.drawString("-", 220, 200);
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g.drawString("+", 220, 40);
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g.drawString("GO", 210, 120);
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g.setColor("#ffffff");
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g.setFontAlign(0, 0); // center font
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g.drawString("Timer (minutes)", 120, 90);
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g.setFont("6x8", 4); // bitmap font, 8x magnified
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if (!logging_started)
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g.flip();
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}
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function btn1Pressed() {
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if (!logging_started) {
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if (counter < 60)
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counter += 1;
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else
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counter = 1;
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update_timer();
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}
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}
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function btn3Pressed() {
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if (!logging_started) {
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if (counter > 1)
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counter -= 1;
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else
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counter = 60;
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update_timer();
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}
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}
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function btn2Pressed() {
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launchtime = 0 | getTime();
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file.write(launchtime + "," + "\n");
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logging_started = true;
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counter = counter * 60;
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interval = setInterval(countDown, 1000);
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Bangle.setHRMPower(1);
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}
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function fmtMSS(e) {
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var m = Math.floor(e % 3600 / 60).toString().padStart(2, '0'),
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s = Math.floor(e % 60).toString().padStart(2, '0');
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return m + ':' + s;
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}
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function countDown() {
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g.clear();
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counter--;
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if (counter == 0) {
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Bangle.setHRMPower(0);
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clearInterval(interval);
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g.drawString("Finished", g.getWidth() / 2, g.getHeight() / 2);
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Bangle.buzz(500, 1);
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}
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else
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g.drawString(fmtMSS(counter), g.getWidth() / 2, g.getHeight() / 2);
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}
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update_timer();
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setWatch(btn1Pressed, BTN1, { repeat: true });
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setWatch(btn2Pressed, BTN2, { repeat: true });
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setWatch(btn3Pressed, BTN3, { repeat: true });
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Bangle.on('HRM', function (hrm) {
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for (let i = 0; i < hrm.raw.length; i++) {
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value = hrm.raw[i];
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if (value < -2)
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value = -2;
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if (value > 6)
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value = 6;
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file.write(value + "," + "\n");
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}
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});
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