配置项如下
let xData = [];
let xAllData = []
let yData = [];
let mo = 24 * 30;
let year = 2000;
for (let i = 0; i < mo; i++) {
// xData.push(i);
if (i % 10 === 0) {
year = year + 1
}
xData.push(year);
xAllData.push(i);
yData.push(i);
}
let startDate = new Date('2015/01/02')
let endDate = new Date('2015/02/03')
// for(let i = startDate;i<endDate;i++){
// xData.push(i)
// }
let end =(Math.floor((16 / xData.length) * 100));
option = {
title: {
text: '年月日折线图'
},
dataZoom: {
type: 'inside', //图表下方的伸缩条
show: true, //是否显示
realtime: true, //
start: 0, //伸缩条开始位置(1-100),可以随时更改
end: 20, //伸缩条结束位置(1-100),可以随时更改
},
xAxis: {
data: xData,
// type : 'time',
// min:function(value) {
// return value.min ;
// },
// max:mo,
axisLabel: {
interval: 10,
rotate: 30,
// formatter: function(value, index) {
// // 格式化成月/日,只在第一个刻度显示年份
// var date = new Date(value);
// var texts = [(date.getMonth() + 1), date.getDate()];
// // if (index === 0) {
// // texts.unshift(date.getYear());
// // }
// return date.getFullYear();
// }
},
},
yAxis: {},
series: [{
type: 'line',
data: yData
}]
};
function setOptions() {
}
var currentIndex = -1;
myChart.on('dataZoom', function(params) {
console.log(params.batch[0].start, params.batch[0], params.batch[0].end);
let start = params.batch[0].start;
let end = params.batch[0].end;
let startEnd = end - start;
console.log('startEnd:::', startEnd);
if (startEnd <= 20 && 10 < startEnd) {
console.log('走30这里了');
myChart.setOption({
xAxis: [{
data: xAllData,
axisLabel: {
interval: 5,
},
}],
dataZoom: [{
start: start, //伸缩条开始位置(1-100),可以随时更改
end: end, //伸缩条结束位置(1-100),可以随时更改
}],
});
} else if (startEnd <= 10 && 5 < startEnd) {
console.log('走20这里了');
myChart.setOption({
xAxis: [{
data: xAllData,
axisLabel: {
interval: 3,
},
}],
dataZoom: [{
start: start, //伸缩条开始位置(1-100),可以随时更改
end: end, //伸缩条结束位置(1-100),可以随时更改
}],
});
} else if (startEnd <= 5 && 0 < startEnd) {
console.log('走5这里了');
myChart.setOption({
xAxis: [{
data: xAllData,
axisLabel: {
interval: 0,
},
}],
dataZoom: [{
start: start, //伸缩条开始位置(1-100),可以随时更改
end: end, //伸缩条结束位置(1-100),可以随时更改
}],
});
}else{
console.log('走原始这里了');
myChart.setOption({
xAxis: [{
data: xData,
axisLabel: {
interval: 10,
},
}],
dataZoom: [{
start: start, //伸缩条开始位置(1-100),可以随时更改
end: end, //伸缩条结束位置(1-100),可以随时更改
}],
});
}
});