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34 lines
801 B
JavaScript
34 lines
801 B
JavaScript
Meteor.setInterval(function () {
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Session.set('time', new Date);
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}, 1000);
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UI.body.helpers({
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hours: _.range(0, 12),
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degrees: function () {
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return 30 * this;
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},
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handData: function () {
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var time = Session.get('time') || new Date;
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return { hourDegrees: time.getHours() * 30,
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minuteDegrees: time.getMinutes() * 6,
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secondDegrees: time.getSeconds() * 6 };
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},
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radial: function (angleDegrees,
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startFraction,
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endFraction) {
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var r = 100;
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var radians = (angleDegrees-90) / 180 * Math.PI;
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return {
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x1: r * startFraction * Math.cos(radians),
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y1: r * startFraction * Math.sin(radians),
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x2: r * endFraction * Math.cos(radians),
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y2: r * endFraction * Math.sin(radians)
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};
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}
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});
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