amChart legend appearance

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攒了一身酷
攒了一身酷 2020-12-18 10:07

I have an amChart with many rows, like this one. The legend looks a bit awfull.

Is it possible to display the legend in a single row with some scrolling? like for th

2条回答
  •  鱼传尺愫
    2020-12-18 10:24

    The question is too old to answer but still it may help someone to get rid of this problem quickly.

    Following is the proper documentation provided by amcharts: https://www.amcharts.com/tutorials/putting-a-legend-outside-the-chart-area/

    And here is the JsFiddle Example: http://jsfiddle.net/amcharts/Cww3D/

    HTML:

    Chart div:
    

    Legend div:

    JavaScript:

    var chart;
    
    var chartData = [{category:" "}];
    
    AmCharts.ready(function() {
        // SERIAL CHART
        chart = new AmCharts.AmSerialChart();
        chart.autoMarginOffset = 0;
        chart.dataProvider = chartData;
        chart.categoryField = "category";
        chart.startDuration = 1;
    
        // AXES
        // category
        var categoryAxis = chart.categoryAxis;
        categoryAxis.labelRotation = 45; // this line makes category values to be rotated
        categoryAxis.gridAlpha = 0;
        categoryAxis.fillAlpha = 1;
        categoryAxis.fillColor = "#FAFAFA";
        categoryAxis.gridPosition = "start";
    
        // value
        var valueAxis = new AmCharts.ValueAxis();
        valueAxis.dashLength = 5;
        valueAxis.title = "Visitors from country";
        valueAxis.axisAlpha = 0;
        chart.addValueAxis(valueAxis);
    
        // GRAPH
        for (var i = 0; i < 15; i ++) {
            chartData[0]["val"+i]  = Math.floor(Math.random() * 20);
            var graph = new AmCharts.AmGraph();
            graph.valueField = "val"+i;
            graph.title = "Graph #"+i;
            graph.type = "column";
            graph.lineAlpha = 0;
            graph.fillAlphas = 1;
            chart.addGraph(graph);
        }
    
        // LEGEND
        var legend = new AmCharts.AmLegend();
        chart.addLegend(legend, "legenddiv");
    
        // WRITE
        chart.write("chartdiv");
    });
    

    CSS:

    body { font-family: Verdana; padding: 15px;}
    
    #legenddiv {
        height: 100px !important; /* force that height */
        overflow: auto;
        position: relative;
    }
    

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