本文講解交互式JavaScript圖表Highcharts圖表區域的背景顏色和漸變設置。其顏色默認為 "#FFFFFF"。

顏色設置：

JavaScrip代碼：

$(function () {
    $('#container').highcharts({
        chart: {
            backgroundColor: '#FCFFC5',
            type: 'line'
        },
        xAxis: {
            categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
        },
        yAxis: {   
        },
        legend: {
            layout: 'vertical',
            backgroundColor: '#FFFFFF',
            floating: true,
            align: 'left',
            x: 100,
            verticalAlign: 'top',
            y: 70
        },
        tooltip: {
            formatter: function() {
                return '<b>'+ this.series.name +'</b><br/>'+
                    this.x +': '+ this.y;
            }
        },
        plotOptions: {
        },
        series: [{
            data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4]        
        }]
    });
});

漸變顏色設置：

JavaScrip代碼：

$(function () {
    $('#container').highcharts({
        chart: {
            backgroundColor: {
                linearGradient: [0, 0, 500, 500],
                stops: [
                    [0, 'rgb(255, 255, 255)'],
                    [1, 'rgb(200, 200, 255)']
                ]
            },
            type: 'line'
        },
        xAxis: {
            categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
        },
        yAxis: {   
        },
        legend: {
            layout: 'vertical',
            backgroundColor: '#FFFFFF',
            floating: true,
            align: 'left',
            x: 100,
            verticalAlign: 'top',
            y: 70
        },
        tooltip: {
            formatter: function() {
                return '<b>'+ this.series.name +'</b><br/>'+
                    this.x +': '+ this.y;
            }
        },
        plotOptions: {
        },
        series: [{
            data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4]        
        }]
    });
});

》》下載JavaScript圖表Highcharts《《