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","60秒","120秒","180秒","240秒","300秒","360秒","420秒","480秒","540秒","600秒","660秒","720秒","780秒","840秒","900秒","960秒","1020秒","1080秒","1140秒","1200秒","1260秒","1320秒","1380秒","1440秒","1500秒","1560秒","1620秒","1680秒","1740秒"], datasets: [{ label: '瞬时速度', backgroundColor: window.chartColors.orange, borderColor: window.chartColors.orange, data: [45,42,23,42,55,46,55,54,61,61,62,53,55,51,45,44,45,56,55,43,56,46,37,54,53,58,45,48,52,25], 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); };