features legend

Legend Feature

• This section introduces about feature of legend.

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Changing legend align

Using legend.align option, you can change align of legend.
Kind of align option values are 'top', 'bottom', 'left' and 'right'.

Example

//...
var options = {
    legend: {
        align: 'top'
    }
};
tui.chart.barChart(container, data, options);

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Hiding legend

Using legend.visible option, you can hide legend.

Example

//...
var options = {
    legend: {
        visible: false
    }
};
tui.chart.barChart(container, data, options);

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Hiding checkbox of legend

Using legend.showCheckbox option, you can hide checkbox of legend.
Default value for this option is true and will be hidden when you set up false.

Example

//...
var options = {
    legend: {
        showCheckbox: false
    }
};
tui.chart.barChart(container, data, options);

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Getting information of legend when selecting legend

If you attach selectLegend event handler, you can getting information of legend when selecting legend.

Example

//...
var chart = tui.chart.barChart(data);

chart.on('selectLegend', function(info) {
  console.log(info);
});