forked from FOSS/BangleApps
56 lines
1.5 KiB
JavaScript
56 lines
1.5 KiB
JavaScript
(() => {
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// our setTimeout() return value for the function that periodically check the status of DST
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var check_timeout = undefined;
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// Called by draw() when we are not in DST or when we are not displaying the icon
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function clear() {
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if (this.width) {
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this.width = 0;
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Bangle.drawWidgets();
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}
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}
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// draw, or erase, our little "dst" icon in the widgets area
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function draw() {
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var dstSettings = require('Storage').readJSON('widdst.json',1)||{};
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if ((dstSettings.has_dst) && (dstSettings.show_icon)) {
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var now = new Date();
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if (now.getIsDST()) {
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if (this.width) {
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g.drawImage(
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{
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width : 24, height : 24, bpp : 1, palette: new Uint16Array([g.theme.bg, g.theme.fg]),
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buffer : atob("AAAAAAAAPAAAIgAAIQAAIQAAIQAAIQAAIngAPIQAAIAAAPAAAAwAAAQAAIX8AHggAAAgAAAgAAAgAAAgAAAgAAAgAAAAAAAA")
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}, this.x, this.y
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);
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} else {
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this.width = 24;
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Bangle.drawWidgets();
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}
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} else {
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clear();
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}
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if (check_timeout) clearTimeout(check_timeout);
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check_timeout = setTimeout( function() {
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check_timeout = undefined;
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draw();
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}, 3600000 - (now.getTime() % 3600000)); // Check every hour.
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} else {
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clear();
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}
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}
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// Register ourselves
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if (E.setDST) {
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WIDGETS["widdst"] = {
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area: "tl",
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width: 0,
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draw: draw
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};
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} else {
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E.showAlert("Firmware update needed to support Daylight Saving Time");
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}
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})()
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