BangleApps/apps/gpsinfo/gps-info.js

61 lines
1.7 KiB
JavaScript

var img = require("heatshrink").decompress(atob("mEwghC/AH4AKg9wC6t3u4uVC6wWBI6t3uJeVuMQCqcBLisAi4XLxAABFxAXKgc4DBAuBRhQXEDAq7MmYXEwBHEXZYXFGAOqAAKDMmczC4mIC62CC50PC4JIBkQABiIvRmURAAUSjQXSFwMoxGKC6CRFwUSVYgXLPIgXXwMYegoXLJAYXCGBnzGA0hPQIwMgYwGC6gwCC4ZIMC4gYBC604C4ZISmcRVgapQAAMhC6GIJIwXCMBcIxGDDBAuLC4IwGAARGMAAQWGmAXPJQoWMC4pwCCpoXJAB4XXAH4A/ABQA="))
Bangle.setGPSPower(1);
Bangle.setLCDMode("doublebuffered");
E.showMessage("Loading..."); // avoid showing rubbish on screen
var lastFix = {
fix: 0,
alt: 0,
lat: 0,
lon: 0,
speed: 0,
time: 0,
satellites: 0
};
var nofix = 0;
function formatTime(now) {
var fd = now.toUTCString().split(" ");
var time = fd[4].substr(0, 5);
var date = [fd[0], fd[1], fd[2]].join(" ");
return time + " - " + date;
}
function onGPS(fix) {
lastFix = fix;
g.clear();
g.setFontAlign(-1, -1);
g.drawImage(img, 20, -12);
g.setFont("6x8");
g.setFontVector(22);
g.drawString("GPS Info", 70, 0);
if (fix.fix) {
nofix = 0;
var alt = fix.alt;
var lat = fix.lat;
var lon = fix.lon;
var speed = fix.speed;
var time = formatTime(fix.time);
var satellites = fix.satellites;
var s = 15;
g.setFontVector(s);
g.drawString("Altitude: "+alt+" m",10,44);
g.drawString("Lat: "+lat,10,44+20);
g.drawString("Lon: "+lon,10,44+40);
g.drawString("Speed: "+speed.toFixed(1)+" km/h",10,44+60);
g.drawString("Time: "+time,10,44+80);
g.drawString("Satellites: "+satellites,10,44+100);
} else {
g.setFontAlign(0, 1);
g.setFont("6x8", 2);
g.drawString("Waiting for GPS", 120, 80);
nofix = (nofix+1) % 4;
g.drawString(".".repeat(nofix) + " ".repeat(4-nofix), 120, 120)
}
g.flip();
}
Bangle.on('GPS', onGPS);