src/coord/axisTickLabelBuilder.js
function makeLabelsByCustomizedCategoryInterval(axis, categoryInterval, onlyTick) {
    var ordinalScale = axis.scale;
    var labelFormatter = makeLabelFormatter(axis);
    var result = [];

    zrUtil.each(ordinalScale.getTicks(), function (tickValue) {
        var rawLabel = ordinalScale.getLabel(tickValue);
        if (categoryInterval(tickValue, rawLabel)) {
            result.push(onlyTick
                ? tickValue
                : {
                    formattedLabel: labelFormatter(tickValue),
                    rawLabel: rawLabel,
                    tickValue: tickValue
                }
            );
        }
    });

    return result;
}
function makeLabelsByCustomizedCategoryInterval(axis, categoryInterval, onlyTick) {
    var ordinalScale = axis.scale;
    var labelFormatter = makeLabelFormatter(axis);
    var result = [];

    zrUtil.each(ordinalScale.getTicks(), function (tickValue) {
        var rawLabel = ordinalScale.getLabel(tickValue);
        if (categoryInterval(tickValue, rawLabel)) {
            result.push(onlyTick
                ? tickValue
                : {
                    formattedLabel: labelFormatter(tickValue),
                    rawLabel: rawLabel,
                    tickValue: tickValue
                }
            );
        }
    });

    return result;
}
function makeLabelsByCustomizedCategoryInterval ( axis , categoryInterval , onlyTick ) { var ordinalScale = axis . scale ; var labelFormatter = makeLabelFormatter ( axis ) ; var result = [ ] ; zrUtil . each ( ordinalScale . getTicks ( ) , function ( tickValue ) { var rawLabel = ordinalScale . getLabel ( tickValue ) ; if ( categoryInterval ( tickValue , rawLabel ) ) { result . push ( onlyTick ? tickValue : { formattedLabel : labelFormatter ( tickValue ) , rawLabel : rawLabel , tickValue : tickValue } ) ; } } ) ; return result ; }
When interval is function, the result `false` means ignore the tick. It is time consuming for large category data.
When interval is function the result false means ignore the tick . It is time consuming for large category data .