mirror of https://github.com/espruino/BangleApps
42 lines
1.2 KiB
JavaScript
42 lines
1.2 KiB
JavaScript
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(() => {
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var days_left;
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var clearCode;
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function getDaysLeft(day) {
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let year = day.getMonth() == 11 ? day.getFullYear() + 1 : day.getFullYear(); // rollover if december.
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next_month = new Date(year, (day.getMonth() + 1) % 12, 1, 0, 0, 0);
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let days_left = Math.floor((next_month - day) / 86400000); // ms left in month divided by ms in a day
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return days_left;
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}
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function getTimeTilMidnight(now) {
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let midnight = new Date(now.getTime());
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midnight.setHours(23);
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midnight.setMinutes(59);
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midnight.setSeconds(59);
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midnight.setMilliseconds(999);
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return (midnight - now) + 1;
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}
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function update() {
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let now = new Date();
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days_left = getDaysLeft(now);
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let ms_til_midnight = getTimeTilMidnight(now);
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clearCode = setTimeout(update, ms_til_midnight);
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}
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function draw() {
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g.reset();
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g.setFont("4x6", 3);
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if(!clearCode) update(); // On first run calculate days left and setup interval to update state.
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g.drawString(days_left < 10 ? "0" + days_left : days_left.toString(), this.x + 2, this.y + 4);
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}
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// add your widget
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WIDGETS.widmonthcountdown={
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area:"tl", // tl (top left), tr (top right), bl (bottom left), br (bottom right)
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width: 24,
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draw:draw
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};
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})(); |