[GitHub] [incubator-echarts] kokkuan opened a new issue #11578: How to have a different color for initial bar and end bar of a waterfall chart?

[GitBox]

kokkuan opened a new issue #11578: How to have a different color for initial 
bar and end bar of a waterfall chart?
URL: https://github.com/apache/incubator-echarts/issues/11578
 
 
   How to maintain a different color scheme for the initial bar (B/f) and the 
end bar (EBITDA) which is different from the increase or decrease bar?
   
   echartWaterfall.setOption({
        title: {
                text: '',
                subtext: 'RM mil'
        },
        color: ['#D90429', '#2B4384', '#8CD33B', '#1E8EBA', '#23C9D1'],
        legend: {
                x: 'center',
                y: 'top',
                data: ['increase', 'decrease']
        },
        grid: {
                left: '3%',
                right: '4%',
                bottom: '12%',
                containLabel: true
        },
        xAxis: {
                type: 'category',
                interval: 'auto',
                splitLine: { show: false },
                data: ['B/f', 'Revenue', 'Oth Inc', 'COS', 'Staff', 'RentSum', 
'OthRent', 'S&D', 'R&M', 'Utilities', 'Admin', 'EBITDA'],
                //axisLabel: {
                        //rotate: 25
                //}
        },
        yAxis: {
                type: 'value'
        },
        series: [{
                name: 'output',
                type: 'bar',
                stack: 'Changes',
                itemStyle: {
                        normal: {
                                barBorderColor: 'rgba(0,0,0,0)',
                                color: 'rgba(0,0,0,0)'
                        },
                        emphasis: {
                                barBorderColor: 'rgba(0,0,0,0)',
                                color: 'rgba(0,0,0,0)'
                        }
                },
                data: []        // cumulative
        }, {
                name: 'increase',
                type: 'bar',
                stack: 'Changes',
                label: {
                        normal: {
                                show: true,
                                position: 'top'
                        }
                },
                data: []  // increase
        }, {
                name: 'decrease',
                type: 'bar',
                stack: 'Changes',
                label: {
                        normal: {
                                show: true,
                                position: 'bottom'
                        }
                },
                data: []  // decrease
        }]
   });
   
   
   
![waterfall_financial](https://user-images.githubusercontent.com/15305817/68354344-0831ab00-0147-11ea-8445-06b0de516194.PNG)
   
   
   

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