柱状图 的初始化、配置、点击事件、 

<!DOCTYPE html>
<html>
<head>
<meta name='content-type' content='text/html; charset=UTF-8'>
<script src='jquery-3.1.1.min.js'></script>
<script src='echarts.min.js'></script>
</head>
<body>
<!-- 为 ECharts 准备一个具备大小（宽高）的 DOM -->
<div id="mychart" style="height:600px;width:100%;"></div>
<script type="text/javascript">
$(function (){
// 基于准备好的dom，初始化echarts实例
var myChart = echarts.init(document.getElementById('mychart'));
// 为图标添加一个点击事件，想获取的信息值可以通过param来获取
myChart.on('click', function (param) {
    console.info(param.name+"&"+param.color+"&"+param.data);
});
//===============================================================================================
// 指定图表的配置项和数据
option = {
    color: ['#003366', '#006699', '#4cabce', '#e5323e'],
    tooltip: {
        trigger: 'axis',
        axisPointer: {
            type: 'shadow'
        }
    },
    legend: {
        data: ['Forest', 'Steppe', 'Desert', 'Wetland']
    },
    toolbox: {
        show: true,
        orient: 'vertical',
        left: 'right',
        top: 'center',
        feature: {
            mark: {show: true},
            dataView: {show: true, readOnly: false},
            magicType: {show: true, type: ['line', 'bar', 'stack', 'tiled']},
            restore: {show: true},
            saveAsImage: {show: true}
        }
    },
    calculable: true,
    xAxis: [
        {
            type: 'category',
            axisTick: {show: false},
            data: ['2012', '2013', '2014', '2015', '2016']
        }
    ],
    yAxis: [
        {
            type: 'value'
        }
    ],
    series: [
        {
            name: 'Forest',
            type: 'bar',
            barGap: 0,
            data: [320, 332, 301, 334, 390]
        },
        {
            name: 'Steppe',
            type: 'bar',
            data: [220, 182, 191, 234, 290]
        },
        {
            name: 'Desert',
            type: 'bar',
            data: [150, 232, 201, 154, 190]
        },
        {
            name: 'Wetland',
            type: 'bar',
            data: [98, 77, 101, 99, 40]
        }
    ]
};
//==================================================================================
// 使用刚指定的配置项和数据显示图表。
myChart.setOption(option);
});
</script>
</body>
</html>

 

posted on 2017-09-05 16:20  ckx0709  阅读(349)  评论(0)    收藏  举报

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