function criaGrafico(objeto, canvas, compl) {
	const context = canvas.getContext('2d');	

	var myChart = new Chart(context, {
		type: 'doughnut',
		data: {
			labels: objeto.labels,
			datasets: [{
				label: 'Grafico',
				data: objeto.data,
				backgroundColor: objeto.backgroundColor,
				borderWidth: 2,
				hoverBorderColor: ['rgba(0,0,0,.08)','rgba(0,0,0,.08)','rgba(0,0,0,.08)'],
				hoverBorderWidth: 6
			}]
		},
		options: {
			tooltips: {
				callbacks: {
					label: function(tooltipItem, data) {
						var label = data.datasets[tooltipItem.datasetIndex].label || '';
						var vlr   = data.datasets[0].data[tooltipItem.index];
						var lbl   = data.labels[tooltipItem.index];
						if (lbl) {
							lbl += ': ';
						}
						lbl += vlr + compl;
						return lbl;
					}
				}
			}
		}
	});
}