Method renderInner

src/component/legend/LegendView.ts:174–325

(
        itemAlign: LegendOption['align'],
        legendModel: LegendModel,
        ecModel: GlobalModel,
        api: ExtensionAPI,
        selector: LegendSelectorButtonOption[],
        orient: LegendOption['orient'],
        selectorPosition: LegendOption['selectorPosition']
    )

    }

    protected renderInner(
        itemAlign: LegendOption['align'],
        legendModel: LegendModel,
        ecModel: GlobalModel,
        api: ExtensionAPI,
        selector: LegendSelectorButtonOption[],
        orient: LegendOption['orient'],
        selectorPosition: LegendOption['selectorPosition']
    ) {
        const contentGroup = this.getContentGroup();
        const legendDrawnMap = zrUtil.createHashMap();
        const selectMode = legendModel.get('selectedMode');
        const triggerEvent = legendModel.get('triggerEvent');

        const excludeSeriesId: string[] = [];
        ecModel.eachRawSeries(function (seriesModel) {
            !seriesModel.get('legendHoverLink') && excludeSeriesId.push(seriesModel.id);
        });

        each(legendModel.getData(), function (legendItemModel, dataIndex) {
            const name = legendItemModel.get('name');

            // Use empty string or \n as a newline string
            if (!this.newlineDisabled && (name === '' || name === '\n')) {
                const g = new Group();
                // @ts-ignore
                g.newline = true;
                contentGroup.add(g);
                return;
            }

            // Representitive series.
            const seriesModel = ecModel.getSeriesByName(name)[0] as
                SeriesModel<SeriesOption & SymbolOptionMixin>;

            if (legendDrawnMap.get(name)) {
                // Have been drawn
                return;
            }

            // Legend to control series.
            if (seriesModel) {
                const data = seriesModel.getData();
                const lineVisualStyle = data.getVisual('legendLineStyle') || {};
                const legendIcon = data.getVisual('legendIcon');

                /**
                 * `data.getVisual('style')` may be the color from the register
                 * in series. For example, for line series,
                 */
                const style = data.getVisual('style');

                const itemGroup = this._createItem(
                    seriesModel, name, dataIndex,
                    legendItemModel, legendModel, itemAlign,
                    lineVisualStyle, style, legendIcon, selectMode, api
                );