配置项如下
var sourceBar = {
"itemData": ["正面表彰类", "中性类", "弄虚作假类", "公平公正类", "突发事件类", "测试类"],
"seriesData": [980, 302, 150, 57, 231, 300]
}
var itemData = sourceBar.itemData;
var seriesData = sourceBar.seriesData;
var tooltip = sourceBar.tooltip
var color = ['#00b9f6', '#38a97d', '#004eff', '#17c7e7', '#4e85ea', '#e49be9', '#078d9d', '#eca52a', '#ef9544', '#ea3b3b']
var data = {};
for (var k in itemData) {
data[itemData[k]] = seriesData[k];
}
var xAxisData = [];
var dataArr = [];
for (var i in data) {
xAxisData.push(i);
dataArr.push(data[i]);
}
option = {
backgroundColor: '#142058',
grid: {
top: '25%',
left: '5%',
right: '10%',
bottom: '8%',
containLabel: true
},
tooltip: {//提示信息
show: "true",
trigger: 'axis',
axisPointer: { // 坐标轴指示器,坐标轴触发有效
type: 'shadow', // 默认为直线,可选为:'line' | 'shadow'
shadowStyle: {
color: 'rgba(112,112,112,0)',
},
},
formatter: function(params) {
var unit = params[0].name.substring(params[0].name.indexOf('(') + 1, params[0].name.indexOf(')'));
return params[0].name + ':' + params[0].value + '条数据';
},
backgroundColor: 'rgba(0,0,0,0.7)', // 背景
padding: [8, 10], //内边距
extraCssText: 'box-shadow: 0 0 3px rgba(255, 255, 255, 0.4);', //添加阴影
},
xAxis: [{//x轴相关设置
show: true,
name: '来源',
nameTextStyle: {
fontSize: 14,
fontFamily: 'Microsoft YaHei',
color: '#fff'
},
type: 'category',
nameLocation: 'end',
nameGap: 8,
axisLabel: {
show:true,
fontSize: 16,
fontFamily: 'Microsoft YaHei',
color: "#fff",
interval: 0,
margin: 16,
formatter: function(params) {
if (params.length > 6) {
params = params.substr(0, 6) + "...";
} else {
params = params;
}
return params;
}
},
axisLine: {
show: true,
symbol: ['none', 'arrow'],
lineStyle: {
color: '#05edfc'
}
},
data: xAxisData
}, {
type: 'category',
axisLine: {
show: false
},
axisTick: {
show: false
},
axisLabel: {
show: false
},
splitArea: {
show: false
},
splitLine: {
show: false
},
data: xAxisData
}, {
type: 'category',
axisLine: {
show: false
},
axisTick: {
show: false
},
axisLabel: {
show:false,
// fontSize: 16,
// fontFamily: 'Microsoft YaHei',
color: "#fff",
// interval: 0,
// margin: 16,
// formatter: function(params) {
// if (params.length > 6) {
// params = params.substr(0, 6) + "...";
// } else {
// params = params;
// }
// return params;
// },
},
splitArea: {
show: false
},
splitLine: {
show: false
},
data: xAxisData
}],
yAxis: {
type: 'value',
name: '数量',
nameTextStyle: {
fontSize: 14,
fontFamily: 'Microsoft YaHei',
color: '#fff'
},
minInterval: 1,
nameLocation: 'end',
nameGap: 10,
splitLine: {
show: false
},
axisLabel: {
show: true,
fontSize: 12,
fontFamily: 'Arial',
color: "#fff"
},
axisLine: {
show: true,
symbol: ['none', 'arrow'],
lineStyle: {
color: '#05edfc'
}
}
},
series: [{//中间的细柱条
type: 'bar',
stack: 1,
xAxisIndex: 0,
barWidth: 10,
barGap: 5,
z: 2,
data: function() {
var itemArr = [];
for (var i = 1; i < (dataArr.length + 1); i++) {
var item = {
value: dataArr[i - 1],
itemStyle: {
normal: {
barBorderRadius: [50, 50, 0, 0],
color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
offset: 0,
color: color[translateColor(i) * 2 - 2]
}, {
offset: 1,
color: color[translateColor(i) * 2 - 1]
}]),
}
}
};
itemArr.push(item);
}
return itemArr;
}()
},
// {//顶部的圆点
// type: 'scatter',
// stack: 1,
// symbolOffset: [0, 0], //相对于原本位置的偏移量
// label: {
// normal: {
// show: false,
// }
// },
// xAxisIndex: 2,
// symbolSize: 10,
// z: 2,
// data: function() {
// var itemArr = [];
// for (var i = 1; i < (dataArr.length + 1); i++) {
// var item = {
// value: 0,
// itemStyle: {
// normal: {
// borderColor: '#fff',
// borderWidth: 2,
// color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
// offset: 0,
// color: color[translateColor(i) * 2 - 2]
// }, {
// offset: 1,
// color: color[translateColor(i) * 2 - 1]
// }]),
// }
// }
// };
// itemArr.push(item);
// }
// return itemArr;
// }()
// },
{//圆柱中的空隙部分
type: 'bar',
xAxisIndex: 1,
barGap: '140%',
data: dataArr,
barWidth: 22,
itemStyle: {
normal: {
barBorderRadius: [50, 50, 0, 0],
color: '#0e2147'
}
},
z: 1
},
{//柱状图的外层边框
type: 'bar',
xAxisIndex: 2,
barWidth: 25,
barGap: 1,
z: 0,
data: function() {
var itemArr = [];
for (var i = 1; i < (dataArr.length + 1); i++) {
var item = {
value: dataArr[i - 1],
itemStyle: {
normal: {
barBorderRadius: [50, 50, 0, 0],
color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
offset: 0,
color: color[translateColor(i) * 2 - 2]
}, {
offset: 1,
color: color[translateColor(i) * 2 - 1]
}]),
}
}
};
itemArr.push(item);
}
return itemArr;
}()
},
{//底部圆圈部分
type: 'scatter',
hoverAnimation: false,
xAxisIndex: 2,
symbolOffset: [0, 40], //相对于原本位置的偏移量
symbolSize: 80,
z: 1,
data: function() {
var itemArr = [];
for (var i = 1; i < (dataArr.length + 1); i++) {
var item = {
value: 0,
itemStyle: {
normal: {
color:'#42bfca',
// color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
// offset: 0,
// color: color[translateColor(i) * 2 - 2]
// }, {
// offset: 1,
// color: color[translateColor(i) * 2 - 1]
// }]),
}
}
};
itemArr.push(item);
}
return itemArr;
}()
}
]
};
function translateColor(index) {
if (index > 5) {
return translateColor(index - 5)
}
return index
}