BangleApps/apps/speedo.js

25 lines
609 B
JavaScript

Bangle.setGPSPower(1);
Bangle.setLCDMode("doublebuffered");
var lastFix = {fix:0,satellites:0};
function onGPS(fix) {
lastFix = fix;
g.clear();
g.setFontAlign(0,0);
g.setFont("6x8");
g.drawString(fix.satellites+" satellites",120,6);
if (fix.fix) {
var txt = (fix.speed<20) ? fix.speed.toFixed(1) : Math.round(fix.speed);
var s = 80;
g.setFontVector(s);
g.drawString(txt,120,80);
g.setFont("6x8",2);
g.drawString("km/h",120,80+16+s/2);
} else {
g.setFont("6x8",2);
g.drawString("Waiting for GPS",120,80);
}
g.flip();
}
onGPS(lastFix);
Bangle.on('GPS', onGPS);