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","55秒","110秒","165秒","220秒","275秒","330秒","385秒","440秒","495秒","550秒","605秒","660秒","715秒","770秒","825秒","880秒","935秒","990秒","1045秒","1100秒","1155秒","1210秒","1265秒","1320秒","1375秒","1430秒","1485秒","1540秒","1595秒"], datasets: [{ label: '瞬时速度', backgroundColor: window.chartColors.orange, borderColor: window.chartColors.orange, data: [57.8,45.8,48,69.8,75.3,68.7,61.1,70.9,60,64.4,52.4,56.7,65.5,52.4,53.5,73.1,77.5,67.6,94.9,57.8,53.5,76.4,73.1,68.7,61.1,78.5,53.5,72,82.9,28.4], 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); };