echarts制作甘特图

html

initEchartBox: function() {
var chartBox = echarts.init(document.getElementById(\'echartBox\'));
function dateAfter(dateStr, num) {
var date1 = new Date(Date.parse(dateStr.replace(/-/g, "/")));

var date2 = new Date(date1);
date2.setDate(date1.getDate() + num);
var times = date2.getFullYear() + "-" + (date2.getMonth() + 1) + "-" + date2.getDate();
return times;
}

],
"projectId": 8211
};
if (json && json.stageList) {
totalCategory = json.stageList.length;
var minPlan = null,
minActual = null,
max = null;
for (var i = (totalCategory - 1); i >= 0; i--) {
var planStart = json.stageList[i].planBeginDate;
var actualStart = json.stageList[i].beginDate;
if (i == (json.stageList.length - 1)) {
var dateTT = new Date();
var dstr = dateTT.getFullYear() + "-" + (dateTT.getMonth() + 1) + "-" + dateTT.getDate();
minPlan = planStart || dstr;
minActual = actualStart || dstr;
max = planStart;
}

console.log(max)
if (GetDateDiff(max, json.stageList[i].planEndDate) < 0) {
max = json.stageList[i].planEndDate;
}
if (GetDateDiff(max, json.stageList[i].endDate) < 0) {
max = json.stageList[i].endDate;
}
if (GetDateDiff(minPlan, planStart) > 0) {
minPlan = planStart;
}
if (GetDateDiff(minActual, actualStart) > 0) {
minActual = actualStart;
}
}
var min = null;
if (GetDateDiff(minPlan, minActual) >= 0) {
min = minActual;
} else {
min = minPlan;
}
globalmin = min;
for (var i = (totalCategory - 1); i >= 0; i--) {
var planStart = json.stageList[i].planBeginDate;
var planEnd = json.stageList[i].planEndDate;
var actualStart = json.stageList[i].beginDate;
var actualEnd = json.stageList[i].endDate;

category.push(json.stageList[i].name);
planBase.push(GetDateDiff(planStart, globalmin));
var pd = {};
pd.value = GetDateDiff(actualEnd, actualStart);
pd.color = \'#FF0000\';
var currentStage = json.currStageList;
var sName = json.stageList[i].name;
if (currentStage && $.inArray(sName, currentStage) > -1) {
pd.color = \'#FFFF00\';
}
planData.push(GetDateDiff(planEnd, planStart));
actualBase.push(GetDateDiff(actualStart, globalmin));
actualData.push(pd);

}
for (var i = 0; i < GetDateDiff(max, min); i++) {
var dt = dateAfter(min, i);
legend.push(dt);
}
var option = {
title: {
text: \'\',
subtext: \'\'
},
tooltip: {
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\'
},
formatter: function(params) {
var tar0 = params[0];
var tar1 = params[1];
var tar2 = params[2]
var tar3 = params[3];
var result = tar2.seriesName + \' : \' + dateAfter(globalmin, tar2.value - 0) + \'<br/>\' +
tar3.seriesName + \' : \' + dateAfter(globalmin, tar2.value + tar3.value) + \'<br/>\' +
tar0.seriesName + \' : \' + dateAfter(globalmin, tar0.value - 0) + \'<br/>\' +
tar1.seriesName + \' : \' + dateAfter(globalmin, tar0.value + tar1.value);
return result;
}
},
xAxis: [{
type: \'value\',

splitNumber: legend.length - 1,
max: legend.length - 1,
axisLabel: {
show: false
},
splitLine: {
show: false
},
axisTick: {
show: false
}
}, {
type: \'category\',
position: \'bottom\',
boundaryGap: false,
data: legend,

}],
yAxis: [{
type: \'category\',
splitLine: {
show: false
},
data: category
}],
series: [{
name: \'实际开始时间\',
type: \'bar\',
stack: \'总量1\',
barWidth: \'20\',

itemStyle: {
normal: {
barBorderColor: \'rgba(0,0,0,0)\',
color: \'rgba(0,0,0,0)\'
},
emphasis: {
barBorderColor: \'rgba(0,0,0,0)\',
color: \'rgba(0,0,0,0)\'
}
},
data: actualBase
}, {
name: \'实际完成时间\',
type: \'bar\',
barWidth: \'20\',
barGap: \'0\',
stack: \'总量1\',
itemStyle: {
normal: {
color: function(params) {
//alert(JSON.stringify(params));
return \'rgba(175, 220, 240, 1)\';
},
label: {
show: true,
position: \'inside\'
}
}
},
data: actualData
}, {
name: \'计划开始时间\',
type: \'bar\',
stack: \'总量\',
barWidth: \'20\',
barGap: \'0\',
itemStyle: {
normal: {
barBorderColor: \'rgba(0,0,0,0)\',
color: \'rgba(0,0,0,0)\'
},
emphasis: {
barBorderColor: \'rgba(0,0,0,0)\',
color: \'rgba(0,0,0,0)\'
}
},
data: planBase
}, {
name: \'计划完成时间\',
type: \'bar\',
stack: \'总量\',
barWidth: \'20\',
barGap: \'0\',
itemStyle: {
normal: {
color: \'rgba(102, 255, 0, 0.498039215686275)\',
label: {
show: true,
position: \'inside\'
}
}
},
data: planData
}]
};

}
// 使用刚指定的配置项和数据显示图表。
chartBox.setOption(option);
window.onresize = chartBox.resize;