@antv/s2/esm/facet/header/series-number.js

effective spreadsheet render core lib

import { Group } from '@antv/g';
import { SeriesNumberCell } from '../../cell/series-number-cell';
import { FRONT_GROUND_GROUP_FROZEN_Z_INDEX, FRONT_GROUND_GROUP_SCROLL_Z_INDEX, KEY_GROUP_ROW_INDEX_FROZEN, KEY_GROUP_ROW_INDEX_FROZEN_TRAILING, KEY_GROUP_ROW_INDEX_SCROLL, S2Event, } from '../../common';
import { RowHeader } from './row';
import { getExtraFrozenSeriesNodes, getSeriesNumberNodes } from './util';
export class SeriesNumberHeader extends RowHeader {
    /**
     * Get seriesNumber header by config
     */
    static getSeriesNumberHeader(options) {
        var _a, _b;
        const { panelBBox, seriesNumberWidth, rowsHierarchy, spreadsheet, cornerWidth, } = options;
        const { height, viewportHeight } = panelBBox;
        const layoutSeriesNumberNodes = (_b = (_a = spreadsheet.options) === null || _a === void 0 ? void 0 : _a.layoutSeriesNumberNodes) !== null && _b !== void 0 ? _b : getSeriesNumberNodes;
        return new SeriesNumberHeader({
            width: cornerWidth,
            height,
            viewportWidth: cornerWidth,
            viewportHeight,
            position: { x: 0, y: panelBBox.y },
            nodes: layoutSeriesNumberNodes(rowsHierarchy, seriesNumberWidth, spreadsheet),
            spreadsheet,
        });
    }
    initGroups() {
        this.scrollGroup = this.appendChild(new Group({
            name: KEY_GROUP_ROW_INDEX_SCROLL,
            style: { zIndex: FRONT_GROUND_GROUP_SCROLL_Z_INDEX },
        }));
        this.frozenGroup = this.appendChild(new Group({
            name: KEY_GROUP_ROW_INDEX_FROZEN,
            style: { zIndex: FRONT_GROUND_GROUP_FROZEN_Z_INDEX },
        }));
        this.frozenTrailingGroup = this.appendChild(new Group({
            name: KEY_GROUP_ROW_INDEX_FROZEN_TRAILING,
            style: { zIndex: FRONT_GROUND_GROUP_FROZEN_Z_INDEX },
        }));
        const { spreadsheet, nodes } = this.getHeaderConfig();
        this.extraFrozenNodes = getExtraFrozenSeriesNodes(spreadsheet.facet, nodes);
    }
    getCellInstance(node) {
        const headerConfig = this.getHeaderConfig();
        const { spreadsheet } = headerConfig;
        const { seriesNumberCell } = spreadsheet.options;
        return ((seriesNumberCell === null || seriesNumberCell === void 0 ? void 0 : seriesNumberCell(node, spreadsheet, headerConfig)) ||
            new SeriesNumberCell(node, spreadsheet, headerConfig));
    }
    emitRenderEvent(cell) {
        const { spreadsheet } = this.getHeaderConfig();
        spreadsheet.emit(S2Event.SERIES_NUMBER_CELL_RENDER, cell);
        spreadsheet.emit(S2Event.LAYOUT_CELL_RENDER, cell);
    }
}
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