如图，曲线填充图是否可以设置默认选中某条数据，展示浮窗？

[AXUSA]

[bruceWangDev]

嗨，哥们 我想知道如何设置曲线填充这种渐变颜色？

[NoLiuxin]

我也有这样的需求

[bruceWangDev]

#636

[NoLiuxin]

#636

感谢回复，我这边的需求是可以设置默认选中某条数据，展示浮窗o-o\\

[ghost]

@AXUSA 解决了吗？我也有这样的需求

[NoLiuxin]

@AXUSA 解决了吗？我也有这样的需求

没有没有

[AAChartModel]

参考相同问题:

• https://github.com/AAChartModel/AAChartKit-Swift/issues/345

[AAChartModel]

OC 版本的配置方式为:

- (AAOptions *)setCrosshairAndTooltipToTheDefaultPositionAfterLoadingChart {
    AAChartModel *aaChartModel = AAChartModel.new
    .chartTypeSet(AAChartTypeAreaspline)//图表类型
    .colorsThemeSet(@[@"#04d69f",@"#1e90ff",@"#ef476f",@"#ffd066",])
    .stackingSet(AAChartStackingTypeNormal)
    .yAxisVisibleSet(false)
    .markerRadiusSet(@0)
    .seriesSet(@[
        AASeriesElement.new
        .nameSet(@"Tokyo Hot")
        .lineWidthSet(@5.0)
        .fillOpacitySet(@0.4)
        .dataSet(@[@0.45, @0.43, @0.50, @0.55, @0.58, @0.62, @0.83, @0.39, @0.56, @0.67, @0.50, @0.34, @0.50, @0.67, @0.58, @0.29, @0.46, @0.23, @0.47, @0.46, @0.38, @0.56, @0.48, @0.36]),
        AASeriesElement.new
        .nameSet(@"Berlin Hot")
        .lineWidthSet(@5.0)
        .fillOpacitySet(@0.4)
        .dataSet(@[@0.38, @0.31, @0.32, @0.32, @0.64, @0.66, @0.86, @0.47, @0.52, @0.75, @0.52, @0.56, @0.54, @0.60, @0.46, @0.63, @0.54, @0.51, @0.58, @0.64, @0.60, @0.45, @0.36, @0.67]),
        AASeriesElement.new
        .nameSet(@"London Hot")
        .lineWidthSet(@5.0)
        .fillOpacitySet(@0.4)
        .dataSet(@[@0.46, @0.32, @0.53, @0.58, @0.86, @0.68, @0.85, @0.73, @0.69, @0.71, @0.91, @0.74, @0.60, @0.50, @0.39, @0.67, @0.55, @0.49, @0.65, @0.45, @0.64, @0.47, @0.63, @0.64]),
        AASeriesElement.new
        .nameSet(@"NewYork Hot")
        .lineWidthSet(@5.0)
        .fillOpacitySet(@0.4)
        .dataSet(@[@0.60, @0.51, @0.52, @0.53, @0.64, @0.84, @0.65, @0.68, @0.63, @0.47, @0.72, @0.60, @0.65, @0.74, @0.66, @0.65, @0.71, @0.59, @0.65, @0.77, @0.52, @0.53, @0.58, @0.53]),
    ]);
    
    AAOptions *aaOptions = aaChartModel.aa_toAAOptions;
    
    aaOptions.tooltip
        .styleSet(AAStyleColor(AAColor.whiteColor))
        .backgroundColorSet(@"#050505")
        .borderColorSet(@"#050505");
    
    aaOptions.xAxis
        .crosshairSet(AACrosshair.new
            .colorSet(AAColor.darkGrayColor)
            .dashStyleSet(AAChartLineDashStyleTypeLongDashDotDot)
            .widthSet(@2));
    
    //默认选中的位置索引
    NSUInteger defaultSelectedIndex = 5;
    
    //https://api.highcharts.com/highcharts/chart.events.load
    //https://www.highcharts.com/forum/viewtopic.php?t=36508
    aaOptions.chart
        .eventsSet(AAChartEvents.new
            .loadSet([NSString stringWithFormat:@AAJSFunc(function() {
                let points = [];
                let chart = this;
                let series = chart.series;
                let length = series.length;
                           
                for (let i = 0; i < length; i++) {
                    let pointElement = series[i].data[%ld];
                    points.push(pointElement);
                }
                chart.xAxis[0].drawCrosshair(null, points[0]);
                chart.tooltip.refresh(points);
                       }), defaultSelectedIndex]));
    
    
    return aaOptions;
}