@antv/g2/lib/interaction/scrollbarFilter.js

the Grammar of Graphics in Javascript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ScrollbarFilter = exports.SCROLLBAR_CLASS_NAME = void 0;
const sliderFilter_1 = require("./sliderFilter");
exports.SCROLLBAR_CLASS_NAME = 'g2-scrollbar';
function ScrollbarFilter(options = {}) {
    return (context, _, emitter) => {
        const { view, container } = context;
        const scrollbars = container.getElementsByClassName(exports.SCROLLBAR_CLASS_NAME);
        if (!scrollbars.length)
            return () => { };
        const { scale } = view;
        const { x: scaleX, y: scaleY } = scale;
        // The filtered domain, computed by the ratio attribute.
        const initDomain = {
            x: [...scaleX.getOptions().domain],
            y: [...scaleY.getOptions().domain],
        };
        const interaction = (0, sliderFilter_1.SliderFilter)(Object.assign({ initDomain, className: exports.SCROLLBAR_CLASS_NAME, prefix: 'scrollbar', hasState: true, setValue: (component, values) => component.setValue(values[0]), getInitValues: (scrollbar) => {
                const values = scrollbar.slider.attributes.values;
                if (values[0] !== 0)
                    return values;
            } }, options));
        return interaction(context, _, emitter);
    };
}
exports.ScrollbarFilter = ScrollbarFilter;
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