echarts实现甘特图（项目进度/任务进度）
1.先看效果图：
2.代码部分我只贴出来option部分，其余的都是一样的；也可参考官网地址：
https://www.echartsjs.com/examples/zh/index.html#chart-type-bar
https://www.echartsjs.com/zh/option.html#title
3.
var option = {
backgroundColor: "#fff",
title: {
text: "项目工期",
padding: 20,
textStyle: {
fontSize: 17,
fontWeight: "bolder",
color: "#333"
},
subtextStyle: {
fontSize: 13,
fontWeight: "bolder"
}
},
legend: {
data: ["计划工期", "可行性研究阶段", "初步设计阶段", "施工图设计阶段", "项目实施阶段", "项目验收阶段"],
align: "right",
right: 80,
top: 50
},
grid: {
containLabel: true,
show: false,
right: 130,
left: 40,
bottom: 40,
top: 90
},
xAxis: {
type: "time",
axisLabel: {
"show": true,
"interval": 0
}
},
yAxis: {
axisLabel: {
show: true,
interval: 0,
formatter: function(value, index) {
var last = ""
var max = 5;
var len = value.length;
var hang = Math.ceil(len / max);
if (hang > 1) {
for (var i = 0; i < hang; i++) {
var start = i * max;
var end = start + max;
var temp = value.substring(start, end) + "\n";
last += temp; //凭借最终的字符串
}
return last;
} else {
return value;
}
}
},
data: ["第一个任务", "第二个任务", "第三个任务"]
},
tooltip: {
trigger: "axis",
formatter: function(params) {
var res = "";
var name = "";
var start0 = "";
var start = "";
var end0 = "";
var end = "";
for (var i in params) {
var k = i % 2;
if (!k) { //偶数
start0 = params[i].data;
console.log(start0)
start = start0.getFullYear() + "-" + (start0.getMonth() + 1) + "-" + start0.getDate();
}
if (k) { //奇数
name = params[i].seriesName;
end0 = params[i].data;
end = end0.getFullYear() + "-" + (end0.getMonth() + 1) + "-" + end0.getDate();
res += name + " : " + end + "~" + start + "";
}
}
return res;
}
},
series: [{
name: "计划工期",
type: "bar",
stack: "总量0",
label: {
normal: {
show: true,
color: "#000",
position: "right",
formatter: function(params) {
return params.seriesName
}
}
},
itemStyle: {
normal: {
color: "skyblue",
borderColor: "#fff",
borderWidth: 2
}
},
zlevel: -1,
data: [
new Date("2020-05-01"),
new Date("2020-03-14"),
new Date("2020-05-01")]
},
{
name: "计划工期",
type: "bar",
stack: "总量0",
itemStyle: {
normal: {
color: "white",
}
},
zlevel: -1,
z: 3,
data: [
new Date("2020-01-01"),
new Date("2020-01-01"),
new Date("2020-03-15")]
},
{
name: "可行性研究阶段",
type: "bar",
stack: "总量2",
label: {
normal: {
show: true,
color: "#000",
position: "right",
formatter: function(params) {
return params.seriesName
}
}
},
itemStyle: {
normal: {
color: "green",
borderColor: "#fff",
borderWidth: 2
}
},
zlevel: -1,
data: [
new Date("2020-01-10"),
new Date("2020-01-10"),
new Date("2020-03-30")]
},
{
name: "可行性研究阶段",
type: "bar",
stack: "总量2",
itemStyle: {
normal: {
color: "white",
}
},
zlevel: -1,
z: 3,
data: [
new Date("2020-01-02"),
new Date("2020-01-02"),
new Date("2020-03-16")]
},
{
name: "初步设计阶段",
type: "bar",
stack: "总量3",
label: {
normal: {
show: true,
color: "#000",
position: "right",
formatter: function(params) {
return params.seriesName
}
}
},
itemStyle: {
normal: {
color: "red",
borderColor: "#fff",
borderWidth: 2
}
},
zlevel: -1,
data: [
new Date("2020-02-20"),
new Date("2020-01-20"),
new Date("2020-04-10")]
},
{
name: "初步设计阶段",
type: "bar",
stack: "总量3",
itemStyle: {
normal: {
color: "white"
}
},
zlevel: -1,
z: 3,
data: [
new Date("2020-02-01"),
new Date("2020-01-12"),
new Date("2020-04-01")]
},
{
name: "施工图设计阶段",
type: "bar",
stack: "总量4",
label: {
normal: {
show: true,
color: "#000",
position: "right",
formatter: function(params) {
return params.seriesName
}
}
},
itemStyle: {
normal: {
color: "brown",
borderColor: "#fff",
borderWidth: 2
}
},
zlevel: -1,
data: [
new Date("2020-03-09"),
new Date("2020-01-25"),
new Date("2020-04-20")]
},
{
name: "施工图设计阶段",
type: "bar",
stack: "总量4",
itemStyle: {
normal: {
color: "white",
}
},
zlevel: -1,
z: 3,
data: [
new Date("2020-02-25"),
new Date("2020-01-21"),
new Date("2020-04-11")]
},
{
name: "项目实施阶段",
type: "bar",
stack: "总量5",
label: {
normal: {
show: true,
color: "#000",
position: "right",
formatter: function(params) {
return params.seriesName
}
}
},
itemStyle: {
normal: {
color: "yellow",
borderColor: "#fff",
borderWidth: 2
}
},
zlevel: -1,
data: [
new Date("2020-03-12"),
new Date("2020-02-15"),
new Date("2020-04-30")]
},
{
name: "项目实施阶段",
type: "bar",
stack: "总量5",
itemStyle: {
normal: {
color: "white",
}
},
zlevel: -1,
z: 3,
data: [
new Date("2020-03-10"),
new Date("2020-01-26"),
new Date("2020-04-21")]
},
{
name: "项目验收阶段",
type: "bar",
stack: "总量6",
label: {
normal: {
show: true,
color: "#000",
position: "right",
formatter: function(params) {
return params.seriesName
}
}
},
itemStyle: {
normal: {
color: 'orange',
borderColor: "#fff",
borderWidth: 2
}
},
zlevel: -1,
data: [
new Date("2020-03-30"),
new Date("2020-03-13"),
new Date("2020-05-01")]
},
{
name: "项目验收阶段",
type: "bar",
stack: "总量6",
itemStyle: {
normal: {
color: 'white',
}
},
zlevel: -1,
z: 3,
data: [
new Date("2020-03-15"),
new Date("2020-02-16"),
new Date("2020-04-30")]
},
]
}