ECharts 使用series.itemStyle.color给柱状图设置柱体不同颜色

男娘i 2023-10-05 16:50 16阅读 0赞

#### 1 原始效果图 ####

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM4OTc0NjM4_size_16_color_FFFFFF_t_70][]

#### 2 实现代码 ####

<body>
        
        <div id="main" style="width: 600px;height:400px;"></div>
        <script type="text/javascript">
            // 基于准备好的dom，初始化echarts实例
            var myChart = echarts.init(document.getElementById('main'));
     
            // 指定图表的配置项和数据
            var option = {
                title: {
                    text: '第一个 ECharts 实例'
                },
                tooltip: {},
                legend: {
                    data:['销量']
                },
                xAxis: {
    				data: ["衬衫","羊毛衫","雪纺衫","裤子","高跟鞋","袜子"]
    			},
                yAxis: {
    			},
                series: [{
                    name: '销量',
                    type: 'bar',
                    data: [5, 20, 36, 10, 10, 20],
    				itemStyle:{
    					color:function(params){
    						 var colorlist = ['#DA251D','#E67716','#FBC300','#11440f','#32585a','#00ff77'];
                        return colorlist[params.dataIndex];
    					}
    				}
                }]
            };
     
            // 使用刚指定的配置项和数据显示图表。
            myChart.setOption(option);
        </script>
    </body>

#### 3 最终效果图（柱状图设置柱体不同颜色） ####

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM4OTc0NjM4_size_16_color_FFFFFF_t_70 1][]

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM4OTc0NjM4_size_16_color_FFFFFF_t_70]: https://img-blog.csdnimg.cn/2020123119464428.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM4OTc0NjM4,size_16,color_FFFFFF,t_70
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM4OTc0NjM4_size_16_color_FFFFFF_t_70 1]: https://img-blog.csdnimg.cn/20201231194704378.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzM4OTc0NjM4,size_16,color_FFFFFF,t_70