mirror of https://github.com/espruino/BangleApps
34 lines
1.5 KiB
JavaScript
34 lines
1.5 KiB
JavaScript
/* jshint esversion: 6 */
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(() => {
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const BLACK = 0, MOON = 0x41f, MC = 29.5305882, NM = 694039.09;
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var r = 12, mx = 0, my = 0;
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var moon = {
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0: () => { g.reset().setColor(BLACK).fillRect(mx - r, my - r, mx + r, my + r);},
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1: () => { moon[0](); g.setColor(MOON).drawCircle(mx, my, r);},
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2: () => { moon[3](); g.setColor(BLACK).fillEllipse(mx - r / 2, my - r, mx + r / 2, my + r);},
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3: () => { moon[0](); g.setColor(MOON).fillCircle(mx, my, r).setColor(BLACK).fillRect(mx - r, my - r, mx, my + r);},
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4: () => { moon[3](); g.setColor(MOON).fillEllipse(mx - r / 2, my - r, mx + r / 2, my + r);},
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5: () => { moon[0](); g.setColor(MOON).fillCircle(mx, my, r);},
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6: () => { moon[7](); g.setColor(MOON).fillEllipse(mx - r / 2, my - r, mx + r / 2, my + r);},
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7: () => { moon[0](); g.setColor(MOON).fillCircle(mx, my, r).setColor(BLACK).fillRect(mx, my - r, mx + r + r, my + r);},
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8: () => { moon[7](); g.setColor(BLACK).fillEllipse(mx - r / 2, my - r, mx + r / 2, my + r);}
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};
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function moonPhase(d) {
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var tmp, month = d.getMonth(), year = d.getFullYear(), day = d.getDate();
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if (month < 3) {year--; month += 12;}
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tmp = ((365.25 * year + 30.6 * ++month + day - NM) / MC);
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return Math.round(((tmp - (tmp | 0)) * 7)+1);
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}
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function draw() {
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mx = this.x; my = this.y + 12;
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moon[moonPhase(Date())]();
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}
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WIDGETS["widmoon"] = { area: "tr", width: 24, draw: draw };
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})();
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