BangleApps/apps/widalarmeta/widget.js

36 lines
1.2 KiB
JavaScript

(() => {
const alarms = require("Storage").readJSON("sched.json",1) || [];
function draw() {
const times = alarms.map(alarm => require("sched").getTimeToAlarm(alarm)).filter(a => a !== undefined);
const next = Math.min.apply(null, times);
if (next > 0 && next < 86400000) {
const hours = Math.floor((next % 86400000) / 3600000).toString();
const minutes = Math.floor(((next % 86400000) % 3600000) / 60000).toString();
g.reset(); // reset the graphics context to defaults (color/font/etc)
g.setFontAlign(0,0); // center fonts
g.clearRect(this.x, this.y, this.x+this.width-1, this.y+23);
var text = hours.padStart(2, '0') + ":" + minutes.padStart(2, '0');
g.setFont("6x8:1x2");
g.drawString(text, this.x+this.width/2, this.y+12);
if (this.width === 0) {
this.width = 6*5+2;
Bangle.drawWidgets(); // width changed, re-layout
}
}
}
setInterval(function() {
WIDGETS["widalarmeta"].draw(WIDGETS["widalarmeta"]);
}, 30000); // update every half minute
// add your widget
WIDGETS["widalarmeta"]={
area:"tl",
width: 0, // hide by default = assume no timer
draw:draw
};
})();