我想根据一个条件在amcharts中隐藏一个类别字段，每当条件失败时，我都想将其显示回来。有人可以帮助我吗？我要发布一张我想根据一个条件隐藏质量字段的图表。预先感谢...
var chart = AmCharts.makeChart('zoomAxisChart', {
"type": "serial",
"theme": "none",
"hideCredits": true,
"color": layoutColors.defaultText,
"dataDateFormat": "YYYY/MM/DD JJ:NN",
"precision": 2,
"valueAxes": [{
color: layoutColors.defaultText,
axisColor: layoutColors.defaultText,
gridColor: layoutColors.defaultText,
"id": "v1",
"title": "percentage",
"position": "left",
"autoGridCount": false,
"labelFunction": function (value) {
return "" + Math.round(value) + "";
}
}
],
"graphs": [{
"id": "g1",
"valueAxis": "v1",
"bullet": "round",
"bulletBorderAlpha": 1,
"bulletColor": layoutColors.defaultText,
color: layoutColors.defaultText,
"bulletSize": 5,
"hideBulletsCount": 50,
"lineAlpha": 0.8,
"type": "smoothedLine",
"title": " Quality",
"valueField": "Quality",
"labelsEnabled":false,
"clustered": false,
"lineThickness": 2,
"lineColor": layoutColors.info,
"legendValueText": "[[value]]",
"balloonText": "[[title]]<br/><b style='font-size: 130%'>[[value]]</b>"
},
{
"id": "g2",
"valueAxis": "v1",
"bullet": "round",
"bulletBorderAlpha": 1,
"bulletColor": layoutColors.defaultText,
color: layoutColors.defaultText,
"bulletSize": 5,
"hideBulletsCount": 50,
"lineAlpha": 0.8,
"type": "smoothedLine",
"title": "Availability",
"valueField": "Availability",
"clustered": false,
"lineThickness": 2,
"lineColor": layoutColors.success,
"legendValueText": "[[value]]",
"balloonText": "[[title]]<br/><b style='font-size: 130%'>[[value]]</b>"
},
{
"id": "g3",
"valueAxis": "v1",
"bullet": "round",
"bulletBorderAlpha": 1,
"bulletColor": layoutColors.defaultText,
color: layoutColors.defaultText,
"bulletSize": 5,
"hideBulletsCount": 50,
"lineAlpha": 0.8,
"type": "smoothedLine",
"title": "Performance",
"valueField": "Performance",
"clustered": false,
"lineThickness": 2,
"lineColor": layoutColors.warning,
"legendValueText": "[[value]]",
"balloonText": "[[title]]<br/><b style='font-size: 130%'>[[value]]</b>"
},
{
"id": "g4",
"valueAxis": "v1",
"bullet": "round",
"bulletBorderAlpha": 1,
"bulletColor": layoutColors.defaultText,
color: layoutColors.defaultText,
"bulletSize": 5,
"hideBulletsCount": 50,
"lineAlpha": 0.8,
"type": "smoothedLine",
"title": "OEE",
"valueField": "OEE",
"clustered": false,
"lineThickness": 2,
"lineColor": layoutColors.primary,
"legendValueText": "[[value]]",
"balloonText": "[[title]]<br/><b style='font-size: 130%'>[[value]]</b>"
}
],
"chartScrollbar": {
"graph": "g2",
"oppositeAxis": false,
"offset": 30,
gridAlpha: 0,
color: layoutColors.defaultText,
scrollbarHeight: 50,
backgroundAlpha: 0,
selectedBackgroundAlpha: 0.05,
selectedBackgroundColor: layoutColors.defaultText,
graphFillAlpha: 0,
autoGridCount: true,
selectedGraphFillAlpha: 0,
graphLineAlpha: 0.2,
selectedGraphLineColor: layoutColors.defaultText,
selectedGraphLineAlpha: 1
},
"chartCursor": {
"pan": true,
"cursorColor": layoutColors.danger,
"valueLineEnabled": true,
"valueLineBalloonEnabled": true,
"cursorAlpha": 0,
"valueLineAlpha": 0.2
},
"categoryField": "DateTimeValue",
"categoryAxis": {
"axisColor": layoutColors.defaultText,
"color": layoutColors.defaultText,
"gridColor": layoutColors.defaultText,
"parseDates": true,
"dashLength": 1,
"dateFormats": [{
"period": 'fff',
"format": 'JJ:NN:SS'
}, {
"period": 'ss',
"format": 'JJ:NN:SS'
}, {
"period": 'mm',
"format": 'JJ:NN'
}, {
"period": 'hh',
"format": 'JJ:NN'
}, {
"period": 'DD',
"format": 'DD'
}, {
"period": 'WW',
"format": 'DD'
}, {
"period": 'MM',
"format": 'MMM'
}, {
"period": 'YYYY',
"format": 'YYYY'
}],
"minPeriod": "hh",
"minorGridEnabled": true
},
"legend": {
"useGraphSettings": true,
"position": "top",
"color": layoutColors.defaultText,
"autoMargins": false,
"valueWidth": 90
},
"balloon": {
"borderThickness": 1,
"shadowAlpha": 0
},
"export": {
"enabled": true,
"fileName": "OEEReport" + "," + new Date().toLocaleString()
},
"dataProvider": $scope.OeeData,
pathToImages: layoutPaths.images.amChart
}
请问有人可以根据条件在图表中隐藏和显示Quality领域吗？