flutter 为什么option中不能设置两个x轴，或者两个y轴
lijingchao0 opened this issue · comments
`import 'package:flutter/material.dart';
import 'package:flutter_echarts/flutter_echarts.dart';
import 'dart:convert';
class KchartsDemo extends StatefulWidget {
@OverRide
_KchartsDemoState createState() => _KchartsDemoState();
}
class _KchartsDemoState extends State {
var dates = ["2016-03-29", "2016-03-30", "2016-03-31", "2016-04-01", "2016-04-04", "2016-04-05", "2016-04-06", "2016-04-07", "2016-04-08", "2016-04-11", "2016-04-12", "2016-04-13", "2016-04-14", "2016-04-15", "2016-04-18", "2016-04-19", "2016-04-20", "2016-04-21", "2016-04-22", "2016-04-25", "2016-04-26", "2016-04-27", "2016-04-28", "2016-04-29", "2016-05-02", "2016-05-03", "2016-05-04", "2016-05-05", "2016-05-06", "2016-05-09", "2016-05-10", "2016-05-11", "2016-05-12", "2016-05-13", "2016-05-16", "2016-05-17", "2016-05-18", "2016-05-19", "2016-05-20", "2016-05-23", "2016-05-24", "2016-05-25", "2016-05-26", "2016-05-27", "2016-05-31", "2016-06-01", "2016-06-02", "2016-06-03", "2016-06-06", "2016-06-07", "2016-06-08", "2016-06-09", "2016-06-10", "2016-06-13", "2016-06-14", "2016-06-15", "2016-06-16", "2016-06-17", "2016-06-20", "2016-06-21", "2016-06-22"];
var data = [[17512.58,17633.11,17434.27,17642.81,86160000],[17652.36,17716.66,17652.36,17790.11,79330000],[17716.05,17685.09,17669.72,17755.7,102600000],[17661.74,17792.75,17568.02,17811.48,104890000],[17799.39,17737,17710.67,17806.38,85230000],[17718.03,17603.32,17579.56,17718.03,115230000],[17605.45,17716.05,17542.54,17723.55,99410000],[17687.28,17541.96,17484.23,17687.28,90120000],[17555.39,17576.96,17528.16,17694.51,79990000],[17586.48,17556.41,17555.9,17731.63,107100000],[17571.34,17721.25,17553.57,17744.43,81020000],[17741.66,17908.28,17741.66,17918.35,91710000],[17912.25,17926.43,17885.44,17962.14,84510000],[17925.95,17897.46,17867.41,17937.65,118160000],[17890.2,18004.16,17848.22,18009.53,89390000],[18012.1,18053.6,17984.43,18103.46,89820000],[18059.49,18096.27,18031.21,18167.63,100210000],[18092.84,17982.52,17963.89,18107.29,102720000],[17985.05,18003.75,17909.89,18026.85,134120000],[17990.94,17977.24,17855.55,17990.94,83770000],[17987.38,17990.32,17934.17,18043.77,92570000],[17996.14,18041.55,17920.26,18084.66,109090000],[18023.88,17830.76,17796.55,18035.73,100920000],[17813.09,17773.64,17651.98,17814.83,136670000],[17783.78,17891.16,17773.71,17912.35,80100000],[17870.75,17750.91,17670.88,17870.75,97060000],[17735.02,17651.26,17609.01,17738.06,95020000],[17664.48,17660.71,17615.82,17736.11,81530000],[17650.3,17740.63,17580.38,17744.54,80020000],[17743.85,17705.91,17668.38,17783.16,85590000],[17726.66,17928.35,17726.66,17934.61,75790000],[17919.03,17711.12,17711.05,17919.03,87390000],[17711.12,17720.5,17625.38,17798.19,88560000],[17711.12,17535.32,17512.48,17734.74,86640000],[17531.76,17710.71,17531.76,17755.8,88440000],[17701.46,17529.98,17469.92,17701.46,103260000],[17501.28,17526.62,17418.21,17636.22,79120000],[17514.16,17435.4,17331.07,17514.16,95530000],[17437.32,17500.94,17437.32,17571.75,111990000],[17507.04,17492.93,17480.05,17550.7,87790000],[17525.19,17706.05,17525.19,17742.59,86480000],[17735.09,17851.51,17735.09,17891.71,79180000],[17859.52,17828.29,17803.82,17888.66,68940000],[17826.85,17873.22,17824.73,17873.22,73190000],[17891.5,17787.2,17724.03,17899.24,147390000],[17754.55,17789.67,17664.79,17809.18,78530000],[17789.05,17838.56,17703.55,17838.56,75560000],[17799.8,17807.06,17689.68,17833.17,82270000],[17825.69,17920.33,17822.81,17949.68,71870000],[17936.22,17938.28,17936.22,18003.23,78750000],[17931.91,18005.05,17931.91,18016,71260000],[17969.98,17985.19,17915.88,18005.22,69690000],[17938.82,17865.34,17812.34,17938.82,90540000],[17830.5,17732.48,17731.35,17893.28,101690000],[17710.77,17674.82,17595.79,17733.92,93740000],[17703.65,17640.17,17629.01,17762.96,94130000],[17602.23,17733.1,17471.29,17754.91,91950000],[17733.44,17675.16,17602.78,17733.44,248680000],[17736.87,17804.87,17736.87,17946.36,99380000],[17827.33,17829.73,17799.8,17877.84,85130000],[17832.67,17780.83,17770.36,17920.16,89440000]];
var volumes = [86160000,79330000,102600000,104890000,85230000,115230000,99410000,90120000,79990000,107100000,81020000,91710000,84510000,118160000,89390000,89820000,100210000,102720000,134120000,83770000,92570000,109090000,100920000,136670000,80100000,97060000,95020000,81530000,80020000,85590000,75790000,87390000,88560000,86640000,88440000,103260000,79120000,95530000,111990000,87790000,86480000,79180000,68940000,73190000,147390000,78530000,75560000,82270000,71870000,78750000,71260000,69690000,90540000,101690000,93740000,94130000,91950000,248680000,99380000,85130000,89440000];
@OverRide
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text('KchartsDemo'),
),
body: Container(
child: Echarts(
option: '''
{
title:{
text:'Kchart',
left:'center',
},
grid:{
left:50,
right:50
},
tooltip: {
show: true,
trigger: "axis",
triggerOn: "mousemove",
axisPointer: {
type: "cross"
},
formatter:'{b}',
},
xAxis:[
{
gridIndex: 0,
data: $dates,
position:'top',
show:true,
},
{
gridIndex: 1,
data: $dates,
position:'top',
show:true,
},
],
yAxis: [
{
scale: true,
gridIndex: 0,
show:true,
},
{
scale: true,
gridIndex: 1,
show:false,
},
],
series: [
{
type: 'k',
xAxisIndex:0,
yAxisIndex:0,
data: $data
},
]
}
''',
),
width: 430.0,
height: 400.0,
),
);
}
}
第二条x轴或者第二条y轴，show为true时，报错 Dart Unhandled Exception: PlatformException(evaluateJavaScript_failed, Failed evaluating JavaScript, JavaScript string was: ' try {
chart.setOption( {
title:{
text:'Kchart',
left:'center',
},
grid:{
left:50,
right:50
},
tooltip: {
show: true,
trigger: "axis",
triggerOn: "mousemove",
axisPointer: {
type: "cross"
},
formatter:'{b}',
},
xAxis:[
{
gridIndex: 0,
data: [2016-03-29, 2016-03-30, 2016-03-31, 2016-04-01, 2016-04-04, 2016-04-05, 2016-04-06, 2016-04-07, 2016-04-08, 2016-04-11, 2016-04-12, 2016-04-13, 2016-04-14, 2016-04-15, 2016-04-18, 2016-04-19, 2016-04-20, 2016-04-21, 2016-04-22, 2016-04-25, 2016-04-26, 2016-04-27, 2016-04-28, 2016-04-29, 2016-05-02, 2016-05-03, 2016-05-04, 2016-05-05, 2016-05-06, 2016-05-09, 2016-05-1<…>
`