William Yaworsky
81 linhas
2.3 KiB
JavaScript
81 linhas
2.3 KiB
JavaScript
(function (window, $, undefined) {
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'use strict';
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var Battery;
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Battery = function Battery(cockpit) {
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console.log("Loading Battery indicator plugin.");
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// Instance variables
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this.cockpit = cockpit;
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this.level = 100;
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// Add required UI elements
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$(".header-container .wrapper").prepend('<div id="battery"><canvas class="gauge" width="50px;" height="25px;" /><span class="level">100%</span></div>');
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this.ctx = $('#battery .gauge').get(0).getContext('2d');
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// Bind to navdata events on websockets
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var self = this;
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this.cockpit.socket.on('navdata', function(data) {
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if (!jQuery.isEmptyObject(data)) {
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requestAnimationFrame(function() {
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self.render(data);
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});
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}
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});
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// Initial draw
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this.draw();
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};
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Battery.prototype.render = function(data) {
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this.level = data.demo.batteryPercentage;
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$("#battery .level").text(this.level + '%');
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this.draw();
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}
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Battery.prototype.draw = function() {
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var cw = this.ctx.canvas.width;
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var ch = this.ctx.canvas.height;
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this.ctx.clearRect(0, 0, cw, ch);
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this.ctx.save();
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this.ctx.strokeStyle = 'grey';
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this.ctx.fillStyle = 'grey';
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this.ctx.lineWidth = 2;
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roundRect(this.ctx, 5, 1, 40, 20);
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this.ctx.fillRect(45, 5, 4, 12);
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var width = Math.floor(this.level / 100 * 35);
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this.ctx.fillStyle = this.getColor();
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roundRect(this.ctx, 8, 3, width, 15, 3, true, false);
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this.ctx.restore();
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}
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Battery.prototype.getColor = function() {
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if (this.level > 90) {
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return 'lightgreen';
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} else if (this.level > 80) {
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return 'green';
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} else if (this.level > 70) {
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return 'darkgreen';
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} else if (this.level > 60) {
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return 'lightyellow';
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} else if (this.level > 50) {
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return 'yellow';
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} else if (this.level > 40) {
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return 'darkyellow';
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} else if (this.level > 30) {
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return 'lightred';
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} else if (this.level > 20) {
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return 'red';
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} else {
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return 'darkred';
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}
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}
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window.Cockpit.plugins.push(Battery);
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}(window, jQuery));
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