mirror of https://github.com/espruino/BangleApps
79 lines
2.6 KiB
JavaScript
79 lines
2.6 KiB
JavaScript
(() => {
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require("Font5x9Numeric7Seg").add(Graphics);
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const alarms = require("Storage").readJSON("sched.json",1) || [];
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const config = Object.assign({
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maxhours: 24,
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drawBell: false,
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showSeconds: 0, // 0=never, 1=only when display is unlocked, 2=for less than a minute
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}, require("Storage").readJSON("widalarmeta.json",1) || {});
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function draw() {
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const times = alarms
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.map(alarm =>
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alarm.hidden !== true
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&& require("sched").getTimeToAlarm(alarm)
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)
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.filter(a => a !== undefined);
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const next = times.length > 0 ? Math.min.apply(null, times) : 0;
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let calcWidth = 0;
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let drawSeconds = false;
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if (next > 0 && next < config.maxhours*60*60*1000) {
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const hours = Math.floor((next-1) / 3600000).toString();
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const minutes = Math.floor(((next-1) % 3600000) / 60000).toString();
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const seconds = Math.floor(((next-1) % 60000) / 1000).toString();
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drawSeconds = (config.showSeconds & 0b01 && !Bangle.isLocked()) || (config.showSeconds & 0b10 && next <= 1000*60);
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g.reset(); // reset the graphics context to defaults (color/font/etc)
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g.setFontAlign(0,0); // center fonts
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g.clearRect(this.x, this.y, this.x+this.width-1, this.y+23);
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var text = hours.padStart(2, '0') + ":" + minutes.padStart(2, '0');
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if (drawSeconds) {
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text += ":" + seconds.padStart(2, '0');
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}
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g.setFont("5x9Numeric7Seg:1x2");
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g.drawString(text, this.x+this.width/2, this.y+12);
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calcWidth = 5*5+2;
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if (drawSeconds) {
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calcWidth += 3*5;
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}
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} else if (config.drawBell && alarms.some(alarm=>alarm.on&&(alarm.hidden!==true))) {
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// next alarm too far in future, draw only widalarm bell
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g.reset().drawImage(atob("GBgBAAAAAAAAABgADhhwDDwwGP8YGf+YMf+MM//MM//MA//AA//AA//AA//AA//AA//AB//gD//wD//wAAAAADwAABgAAAAAAAAA"),this.x,this.y);
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calcWidth = 24;
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}
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if (this.width !== calcWidth) {
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// width changed, re-layout
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this.width = calcWidth;
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Bangle.drawWidgets();
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}
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// redraw next full minute or second
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const period = drawSeconds ? 1000 : 60000;
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let timeout = next > 0 ? next % period : period - (Date.now() % period);
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if (timeout === 0) {
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timeout += period;
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}
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if (this.timeoutId !== undefined) {
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clearTimeout(this.timeoutId);
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}
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this.timeoutId = setTimeout(()=>{
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this.timeoutId = undefined;
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this.draw();
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}, timeout);
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} /* draw */
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if (config.maxhours > 0) {
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// add your widget
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WIDGETS["widalarmeta"]={
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area:"tl",
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width: 0, // hide by default = assume no timer
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draw:draw
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};
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}
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})();
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