window.chartColors = {
	red: 'rgb(255, 99, 132)',
	orange: 'rgb(255, 159, 64)',
	yellow: 'rgb(255, 205, 86)',
	green: 'rgb(75, 192, 192)',
	blue: 'rgb(54, 162, 235)',
	purple: 'rgb(153, 102, 255)',
	grey: 'rgb(201, 203, 207)'
};

var config = {
	type: 'line',
	data: {
		labels: ["0秒","105秒","210秒","315秒","420秒","525秒","630秒","735秒","840秒","945秒","1050秒","1155秒","1260秒","1365秒","1470秒","1575秒","1680秒","1785秒","1890秒","1995秒","2100秒","2205秒","2310秒","2415秒","2520秒","2625秒","2730秒","2835秒","2940秒"],
		datasets: [{
			label: '瞬时速度',
			backgroundColor: window.chartColors.orange,
			borderColor: window.chartColors.orange,
			data: [86.9,108,110.9,115.4,125.1,91.4,102.9,75.4,97.1,89.7,109.1,79.4,99.4,106.9,114.9,117.1,121.7,98.9,113.7,123.4,105.7,94.9,98.9,123.4,100,86.9,113.1,101.1,69.7],
			fill: false,
		}]
	},
	options: {
		responsive: true,
		title: {
			display: false,
			text: '打字速度曲线'
		},
		tooltips: {
			mode: 'index',
			intersect: false,
		},
		hover: {
			mode: 'nearest',
			intersect: true
		},
		scales: {
			xAxes: [{
				display: true,
				scaleLabel: {
					display: true,
					labelString: '时间'
				}
			}],
			yAxes: [{
				display: true,
				scaleLabel: {
					display: true,
					labelString: '速度'
				}
			}]
		}
	}
};


window.onload = function() {
	var ctx = document.getElementById('canvas').getContext('2d');
	window.myLine = new Chart(ctx, config);
};